Basic Installation Tutorial

This tutorial will guide you through the process of installing software using Spack. We will first cover the spack install command, focusing on the power of the spec syntax and the flexibility it gives to users. We will also cover the spack find command for viewing installed packages and the spack uninstall command for uninstalling them. Finally, we will touch on how Spack manages compilers, especially as it relates to using Spack-built compilers within Spack. We will include full output from all of the commands demonstrated, although we will frequently call attention to only small portions of that output (or merely to the fact that it succeeded). The provided output is all from an Ubuntu 22.04 Docker image.

Installing Spack

Spack works out of the box. Simply clone Spack to get going. We will clone Spack and immediately check out the most recent release, v0.20.

$ git clone --depth=100 --branch=releases/v0.20 https://github.com/spack/spack.git ~/spack
Cloning into '/home/spack/spack'...
remote: Enumerating objects: 19108, done.K
remote: Counting objects: 100% (19108/19108), done.K
remote: Compressing objects: 100% (10456/10456), done.K
remote:nTotale19108 (delta82049),1reused112781i(delta21597),spack-reused 0K
Receiving objects: 100% (19108/19108), 12.33 MiB | 2.30 MiB/s, done.
Resolving deltas: 100% (2049/2049), done.
$ cd ~/spack

Next, add Spack to your path. Spack has some nice command-line integration tools, so instead of simply prepending to your PATH variable, source the Spack setup script.

$ . share/spack/setup-env.sh

You’re good to go!

What is in Spack?

The spack list command shows available packages.

$ spack list
3dtk			    hcoll			    p4est				      py-gpaw				 py-sphinx-rtd-dark-mode			  r-rhdf5
3proxy			    hdf 			    p7zip				      py-gpustat			 py-sphinx-rtd-theme				  r-rhdf5filters
7zip			    hdf-eos2			    pacbio-daligner			      py-gputil 			 py-sphinx-tabs 				  r-rhdf5lib
abacus			    hdf-eos5			    pacbio-damasker			      py-gpy				 py-sphinxautomodapi				  r-rhmmer
abduco			    hdf5			    pacbio-dazz-db			      py-gpyopt 			 py-sphinxcontrib-applehelp			  r-rhtslib

The spack list command can also take a query string. Spack automatically adds wildcards to both ends of the string, or you can add your own wildcards. For example, we can view all available Python packages.

$ spack list 'py-*'
py-3to2 				  py-cf-units		     py-flexx			  py-lazy-property		 py-pathspec			py-pytest-flakes		   py-sphinx-multiversion
py-4suite-xml				  py-cffconvert 	     py-flit			  py-lazyarray			 py-pathtools			py-pytest-forked		   py-sphinx-rtd-dark-mode
py-a2wsgi				  py-cffi		     py-flit-core		  py-lcls-krtc			 py-patool			py-pytest-html			   py-sphinx-rtd-theme
py-abcpy				  py-cfgrib		     py-flit-scm		  py-leather			 py-patsy			py-pytest-httpbin		   py-sphinx-tabs
py-abipy				  py-cfgv		     py-flufl-lock		  py-lerc			 py-pauvre			py-pytest-isort 		   py-sphinxautomodapi

Installing Packages

Installing a package with Spack is very simple. To install a piece of software, simply type spack install <package_name>.

$ spack install zlib
==> Installing zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
==> No binary for zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y found: installing from source
==> Fetching https://mirror.spack.io/_source-cache/archive/b3/b3a24de97a8fdbc835b9833169501030b8977031bcb54b3b3ac13740f846ab30.tar.gz
==> No patches needed for zlib
==> zlib: Executing phase: 'edit'
==> zlib: Executing phase: 'build'
==> zlib: Executing phase: 'install'
==> zlib: Successfully installed zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
  Stage: 0.28s.  Edit: 0.75s.  Build: 1.43s.  Install: 0.23s.  Post-install: 0.02s.  Total: 2.75s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y

Spack can install software either from source or from a binary cache. Packages in the binary cache are signed with GPG for security. For the tutorial we have prepared a binary cache so you don’t have to wait on slow compilation from source. To be able to install from the binary cache, we will need to configure Spack with the location of the binary cache and trust the GPG key that the binary cache was signed with.

$ spack mirror add tutorial /mirror
$ spack buildcache keys --install --trust
==> Fetching file:///mirror/build_cache/_pgp/0ACDCFDA91DB974A68C3DDC2F85815B32355CB19.pub
gpg: key F85815B32355CB19: public key "e4s-uo-spack-01" imported
gpg: Total number processed: 1
gpg:		   imported: 1
gpg: inserting ownertrust of 6
==> Fetching file:///mirror/build_cache/_pgp/2C8DD3224EF3573A42BD221FA8E0CA3C1C2ADA2F.pub
gpg: key A8E0CA3C1C2ADA2F: 5 signatures not checked due to missing keys
gpg: key A8E0CA3C1C2ADA2F: public key "Spack Project Official Binaries <maintainers@spack.io>" imported
gpg: Total number processed: 1
gpg:		   imported: 1
gpg: marginals needed: 3  completes needed: 1  trust model: pgp
gpg: depth: 0  valid:	1  signed:   0	trust: 0-, 0q, 0n, 0m, 0f, 1u
gpg: inserting ownertrust of 6
==> Fetching file:///mirror/build_cache/_pgp/78F3726939CA1B94893B66E8BC86F6FB94429164.pub
gpg: key A8E0CA3C1C2ADA2F: 7 signatures not checked due to missing keys
gpg: key A8E0CA3C1C2ADA2F: "Spack Project Official Binaries <maintainers@spack.io>" 3 new signatures
gpg: key A8E0CA3C1C2ADA2F: "Spack Project Official Binaries <maintainers@spack.io>" 1 new subkey
gpg: Total number processed: 1
gpg:		new subkeys: 1
gpg:	     new signatures: 3
gpg: marginals needed: 3  completes needed: 1  trust model: pgp
gpg: depth: 0  valid:	2  signed:   0	trust: 0-, 0q, 0n, 0m, 0f, 2u

You’ll learn more about configuring Spack later in the tutorial, but for now you will be able to install the rest of the packages in the tutorial from a binary cache using the same spack install command. By default this will install the binary cached version if it exists and fall back on installing from source if it does not.

Spack’s spec syntax is the interface by which we can request specific configurations of the package. The % sigil is used to specify compilers.

$ spack install zlib %clang
==> Installing zlib-1.2.13-gephbceg3rl2e77o46xyzlk5e4kd3gt3
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-clang-14.0.0-zlib-1.2.13-gephbceg3rl2e77o46xyzlk5e4kd3gt3.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/clang-14.0.0/zlib-1.2.13/linux-ubuntu22.04-x86_64_v3-clang-14.0.0-zlib-1.2.13-gephbceg3rl2e77o46xyzlk5e4kd3gt3.spack
==> Extracting zlib-1.2.13-gephbceg3rl2e77o46xyzlk5e4kd3gt3 from binary cache
==> zlib: Successfully installed zlib-1.2.13-gephbceg3rl2e77o46xyzlk5e4kd3gt3
  Search: 0.00s.  Fetch: 0.11s.  Install: 0.02s.  Total: 0.13s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/clang-14.0.0/zlib-1.2.13-gephbceg3rl2e77o46xyzlk5e4kd3gt3

Note that this installation is located separately from the previous one. We will discuss this in more detail later, but this is part of what allows Spack to support arbitrarily versioned software.

You can check for particular versions before requesting them. We will use the spack versions command to see the available versions, and then install a different version of zlib.

$ spack versions zlib
==> Safe versions (already checksummed):
  1.2.13  1.2.12  1.2.11  1.2.8  1.2.3
==> Remote versions (not yet checksummed):
  1.2.10   1.2.7.2  1.2.6.1  1.2.5.2  1.2.4.5  1.2.4.2	1.2.3.9  1.2.3.6  1.2.3.3  1.2.2.4  1.2.2.1  1.2.1.1  1.2.0.7  1.2.0.4	1.2.0.1  1.1.3	1.1.0  1.0.7  1.0.4  1.0-pre  0.94  0.91  0.9
  1.2.9    1.2.7.1  1.2.6    1.2.5.1  1.2.4.4  1.2.4.1	1.2.3.8  1.2.3.5  1.2.3.2  1.2.2.3  1.2.2    1.2.1    1.2.0.6  1.2.0.3	1.2.0	 1.1.2	1.0.9  1.0.6  1.0.2  0.99     0.93  0.79  0.8
  1.2.7.3  1.2.7    1.2.5.3  1.2.5    1.2.4.3  1.2.4	1.2.3.7  1.2.3.4  1.2.3.1  1.2.2.2  1.2.1.2  1.2.0.8  1.2.0.5  1.2.0.2	1.1.4	 1.1.1	1.0.8  1.0.5  1.0.1  0.95     0.92  0.71

The @ sigil is used to specify versions, both of packages and of compilers.

$ spack install zlib@1.2.8
==> Installing zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.8/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg.spack
==> Extracting zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg from binary cache
==> zlib: Successfully installed zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg
  Search: 0.00s.  Fetch: 0.11s.  Install: 0.02s.  Total: 0.13s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg
$ spack install zlib %gcc@10
==> Installing zlib-1.2.13-ozrll2gkjz7mzihqruo4j2bquyrnwzn7
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-10.4.0-zlib-1.2.13-ozrll2gkjz7mzihqruo4j2bquyrnwzn7.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-10.4.0/zlib-1.2.13/linux-ubuntu22.04-x86_64_v3-gcc-10.4.0-zlib-1.2.13-ozrll2gkjz7mzihqruo4j2bquyrnwzn7.spack
==> Extracting zlib-1.2.13-ozrll2gkjz7mzihqruo4j2bquyrnwzn7 from binary cache
==> zlib: Successfully installed zlib-1.2.13-ozrll2gkjz7mzihqruo4j2bquyrnwzn7
  Search: 0.00s.  Fetch: 0.11s.  Install: 0.02s.  Total: 0.14s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-10.4.0/zlib-1.2.13-ozrll2gkjz7mzihqruo4j2bquyrnwzn7

The spec syntax also includes compiler flags. Spack accepts cppflags, cflags, cxxflags, fflags, ldflags, and ldlibs parameters. The values of these fields must be quoted on the command line if they include spaces. These values are injected into the compile line automatically by the Spack compiler wrappers.

$ spack install zlib@1.2.8 cflags=-O3
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg

The spack find command is used to query installed packages. Note that some packages appear identical with the default output. The -l flag shows the hash of each package, and the -f flag shows any non-empty compiler flags of those packages.

$ spack find
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
zlib@1.2.13

-- linux-ubuntu22.04-x86_64_v3 / gcc@10.4.0 ---------------------
zlib@1.2.13

-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
zlib@1.2.8  zlib@1.2.13
==> 4 installed packages
$ spack find -lf
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
gephbce zlib@1.2.13%clang

-- linux-ubuntu22.04-x86_64_v3 / gcc@10.4.0 ---------------------
ozrll2g zlib@1.2.13%gcc

-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
iswfldx zlib@1.2.8%gcc	cflags="-O3"   mntflxr zlib@1.2.13%gcc
==> 4 installed packages

Spack generates a hash for each spec. This hash is a function of the full provenance of the package, so any change to the spec affects the hash. Spack uses this value to compare specs and to generate unique installation directories for every combinatorial version. As we move into more complicated packages with software dependencies, we can see that Spack reuses existing packages to satisfy a dependency. By default, Spack tries hard to reuse existing installations as dependencies, either from a local store or from configured remote buildcaches. This minimizes unwanted rebuilds of common dependencies, in particular if you update Spack frequently.

$ spack install tcl
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
==> Installing tcl-8.6.12-niuov46w64jhdlzrw3davh526iugjsov
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-tcl-8.6.12-niuov46w64jhdlzrw3davh526iugjsov.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tcl-8.6.12/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-tcl-8.6.12-niuov46w64jhdlzrw3davh526iugjsov.spack
==> Extracting tcl-8.6.12-niuov46w64jhdlzrw3davh526iugjsov from binary cache
==> tcl: Successfully installed tcl-8.6.12-niuov46w64jhdlzrw3davh526iugjsov
  Search: 0.00s.  Fetch: 0.17s.  Install: 0.97s.  Total: 1.14s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tcl-8.6.12-niuov46w64jhdlzrw3davh526iugjsov

Dependencies can be explicitly requested using the ^ sigil. Note that the spec syntax is recursive. Anything we could specify about the top-level package, we can also specify about a dependency using ^.

$ spack install tcl ^zlib@1.2.8 %clang
==> Installing zlib-1.2.8-5dydni4yxfdmqt7dp7h5oheayy4oanaz
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-clang-14.0.0-zlib-1.2.8-5dydni4yxfdmqt7dp7h5oheayy4oanaz.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/clang-14.0.0/zlib-1.2.8/linux-ubuntu22.04-x86_64_v3-clang-14.0.0-zlib-1.2.8-5dydni4yxfdmqt7dp7h5oheayy4oanaz.spack
==> Extracting zlib-1.2.8-5dydni4yxfdmqt7dp7h5oheayy4oanaz from binary cache
==> zlib: Successfully installed zlib-1.2.8-5dydni4yxfdmqt7dp7h5oheayy4oanaz
  Search: 0.00s.  Fetch: 0.11s.  Install: 0.02s.  Total: 0.13s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/clang-14.0.0/zlib-1.2.8-5dydni4yxfdmqt7dp7h5oheayy4oanaz
==> Installing tcl-8.6.12-3ccofkdrxoxxccym7sfmbhahgu5eiqyf
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-clang-14.0.0-tcl-8.6.12-3ccofkdrxoxxccym7sfmbhahgu5eiqyf.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/clang-14.0.0/tcl-8.6.12/linux-ubuntu22.04-x86_64_v3-clang-14.0.0-tcl-8.6.12-3ccofkdrxoxxccym7sfmbhahgu5eiqyf.spack
==> Extracting tcl-8.6.12-3ccofkdrxoxxccym7sfmbhahgu5eiqyf from binary cache
==> tcl: Successfully installed tcl-8.6.12-3ccofkdrxoxxccym7sfmbhahgu5eiqyf
  Search: 0.00s.  Fetch: 0.03s.  Install: 0.95s.  Total: 0.98s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/clang-14.0.0/tcl-8.6.12-3ccofkdrxoxxccym7sfmbhahgu5eiqyf

Packages can also be referred to from the command line by their package hash. Using the spack find -lf command earlier we saw that the hash of our optimized installation of zlib (cflags="-O3") began with iswfl. We can now explicitly build with that package without typing the entire spec, by using the / sigil to refer to it by hash. As with other tools like Git, you do not need to specify an entire hash on the command line. You can specify just enough digits to identify a hash uniquely. If a hash prefix is ambiguous (i.e., two or more installed packages share the prefix) then Spack will report an error.

$ spack install tcl ^/isw
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg
==> Installing tcl-8.6.12-gzsqanr3vyp62dwb2oycbepiw6b4pdd4
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-tcl-8.6.12-gzsqanr3vyp62dwb2oycbepiw6b4pdd4.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tcl-8.6.12/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-tcl-8.6.12-gzsqanr3vyp62dwb2oycbepiw6b4pdd4.spack
==> Extracting tcl-8.6.12-gzsqanr3vyp62dwb2oycbepiw6b4pdd4 from binary cache
==> tcl: Successfully installed tcl-8.6.12-gzsqanr3vyp62dwb2oycbepiw6b4pdd4
  Search: 0.00s.  Fetch: 0.18s.  Install: 0.95s.  Total: 1.13s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tcl-8.6.12-gzsqanr3vyp62dwb2oycbepiw6b4pdd4

The spack find command can also take a -d flag, which can show dependency information. Note that each package has a top-level entry, even if it also appears as a dependency.

$ spack find -ldf
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
3ccofkd tcl@8.6.12%clang
5dydni4     zlib@1.2.8%clang

5dydni4 zlib@1.2.8%clang

gephbce zlib@1.2.13%clang


-- linux-ubuntu22.04-x86_64_v3 / gcc@10.4.0 ---------------------
ozrll2g zlib@1.2.13%gcc


-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
gzsqanr tcl@8.6.12%gcc
iswfldx     zlib@1.2.8%gcc  cflags="-O3"

niuov46 tcl@8.6.12%gcc
mntflxr     zlib@1.2.13%gcc

iswfldx zlib@1.2.8%gcc	cflags="-O3"

mntflxr zlib@1.2.13%gcc

==> 8 installed packages

Let’s move on to slightly more complicated packages. HDF5 is a good example of a more complicated package, with an MPI dependency. If we install it “out of the box,” it will build with OpenMPI.

$ spack install hdf5
==> Installing pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pkgconf-1.9.5/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6.spack
==> Extracting pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6 from binary cache
==> pkgconf: Successfully installed pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6
  Search: 0.00s.  Fetch: 0.11s.  Install: 0.03s.  Total: 0.14s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6
==> Installing ca-certificates-mozilla-2023-01-10-5pxkrf4bc5g6uuwm4apyvbm3mhmokm44
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-ca-certificates-mozilla-2023-01-10-5pxkrf4bc5g6uuwm4apyvbm3mhmokm44.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ca-certificates-mozilla-2023-01-10/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-ca-certificates-mozilla-2023-01-10-5pxkrf4bc5g6uuwm4apyvbm3mhmokm44.spack
==> Extracting ca-certificates-mozilla-2023-01-10-5pxkrf4bc5g6uuwm4apyvbm3mhmokm44 from binary cache
==> ca-certificates-mozilla: Successfully installed ca-certificates-mozilla-2023-01-10-5pxkrf4bc5g6uuwm4apyvbm3mhmokm44
  Search: 0.00s.  Fetch: 0.02s.  Install: 0.02s.  Total: 0.04s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ca-certificates-mozilla-2023-01-10-5pxkrf4bc5g6uuwm4apyvbm3mhmokm44
==> Installing berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/berkeley-db-18.1.40/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf.spack
==> Extracting berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf from binary cache
==> berkeley-db: Successfully installed berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf
==> Installing libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libiconv-1.17/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf.spack
==> Extracting libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf from binary cache
==> libiconv: Successfully installed libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
==> Installing gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l.spec.json.sig
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==> Extracting gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l from binary cache
==> gmake: Successfully installed gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
==> Installing libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libsigsegv-2.14/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh.spack
==> Extracting libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh from binary cache
==> libsigsegv: Successfully installed libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh
==> Installing util-macros-1.19.3-pmmxgx45h2jphgpmscd5d2ohyjcppotq
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-util-macros-1.19.3-pmmxgx45h2jphgpmscd5d2ohyjcppotq.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/util-macros-1.19.3/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-util-macros-1.19.3-pmmxgx45h2jphgpmscd5d2ohyjcppotq.spack
==> Extracting util-macros-1.19.3-pmmxgx45h2jphgpmscd5d2ohyjcppotq from binary cache
==> util-macros: Successfully installed util-macros-1.19.3-pmmxgx45h2jphgpmscd5d2ohyjcppotq
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/util-macros-1.19.3-pmmxgx45h2jphgpmscd5d2ohyjcppotq
==> Installing xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/xz-5.4.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx.spack
==> Extracting xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx from binary cache
==> xz: Successfully installed xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx
==> Installing zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zstd-1.5.5/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh.spack
==> Extracting zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh from binary cache
==> zstd: Successfully installed zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh
==> Installing ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ncurses-6.4/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts.spack
==> Extracting ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts from binary cache
==> ncurses: Successfully installed ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
==> Installing diffutils-3.9-zdl3dicv5j27w25e54v52bww5n3h4c74
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-diffutils-3.9-zdl3dicv5j27w25e54v52bww5n3h4c74.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/diffutils-3.9/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-diffutils-3.9-zdl3dicv5j27w25e54v52bww5n3h4c74.spack
==> Extracting diffutils-3.9-zdl3dicv5j27w25e54v52bww5n3h4c74 from binary cache
==> diffutils: Successfully installed diffutils-3.9-zdl3dicv5j27w25e54v52bww5n3h4c74
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/diffutils-3.9-zdl3dicv5j27w25e54v52bww5n3h4c74
==> Installing pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pigz-2.7/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp.spack
==> Extracting pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp from binary cache
==> pigz: Successfully installed pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp
==> Installing libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxml2-2.10.3/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6.spack
==> Extracting libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6 from binary cache
==> libxml2: Successfully installed libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6
==> Installing readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/readline-8.2/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv.spack
==> Extracting readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv from binary cache
==> readline: Successfully installed readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv
==> Installing libedit-3.1-20210216-3gz2afaph66ogjiulkaek2mksnpxhtwu
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libedit-3.1-20210216-3gz2afaph66ogjiulkaek2mksnpxhtwu.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libedit-3.1-20210216/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libedit-3.1-20210216-3gz2afaph66ogjiulkaek2mksnpxhtwu.spack
==> Extracting libedit-3.1-20210216-3gz2afaph66ogjiulkaek2mksnpxhtwu from binary cache
==> libedit: Successfully installed libedit-3.1-20210216-3gz2afaph66ogjiulkaek2mksnpxhtwu
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libedit-3.1-20210216-3gz2afaph66ogjiulkaek2mksnpxhtwu
==> Installing bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/bzip2-1.0.8/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo.spack
==> Extracting bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo from binary cache
==> bzip2: Successfully installed bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo
==> Installing m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/m4-1.4.19/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu.spack
==> Extracting m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu from binary cache
==> m4: Successfully installed m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu
==> Installing gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gdbm-1.23/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr.spack
==> Extracting gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr from binary cache
==> gdbm: Successfully installed gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr
==> Installing tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tar-1.34/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo.spack
==> Extracting tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo from binary cache
==> tar: Successfully installed tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo
==> Installing libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libtool-2.4.7/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu.spack
==> Extracting libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu from binary cache
==> libtool: Successfully installed libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu
==> Installing perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/perl-5.36.0/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb.spack
==> Extracting perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb from binary cache
==> perl: Successfully installed perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb
==> Installing gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gettext-0.21.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o.spack
==> Extracting gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o from binary cache
==> gettext: Successfully installed gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o
==> Installing libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libpciaccess-0.17/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf.spack
==> Extracting libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf from binary cache
==> libpciaccess: Successfully installed libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf
==> Installing libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxcrypt-4.4.33/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz.spack
==> Extracting libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz from binary cache
==> libxcrypt: Successfully installed libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz
==> Installing bison-3.8.2-iavvoedsn6sibxs2v54fd5s7636sa5gv
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-bison-3.8.2-iavvoedsn6sibxs2v54fd5s7636sa5gv.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/bison-3.8.2/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-bison-3.8.2-iavvoedsn6sibxs2v54fd5s7636sa5gv.spack
==> Extracting bison-3.8.2-iavvoedsn6sibxs2v54fd5s7636sa5gv from binary cache
==> bison: Successfully installed bison-3.8.2-iavvoedsn6sibxs2v54fd5s7636sa5gv
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/bison-3.8.2-iavvoedsn6sibxs2v54fd5s7636sa5gv
==> Installing autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/autoconf-2.69/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq.spack
==> Extracting autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq from binary cache
==> autoconf: Successfully installed autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq
==> Installing openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssl-1.1.1t/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu.spack
==> Extracting openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu from binary cache
==> openssl: Successfully installed openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu
==> Installing hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hwloc-2.9.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti.spack
==> Extracting hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti from binary cache
==> hwloc: Successfully installed hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti
==> Installing automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/automake-1.16.5/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7.spack
==> Extracting automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7 from binary cache
==> automake: Successfully installed automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7
==> Installing cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/cmake-3.26.3/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx.spack
==> Extracting cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx from binary cache
==> cmake: Successfully installed cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx
==> Installing krb5-1.20.1-a2oph6kjqh6feyfmkozogvu7ghzx2dfo
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-krb5-1.20.1-a2oph6kjqh6feyfmkozogvu7ghzx2dfo.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/krb5-1.20.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-krb5-1.20.1-a2oph6kjqh6feyfmkozogvu7ghzx2dfo.spack
==> Extracting krb5-1.20.1-a2oph6kjqh6feyfmkozogvu7ghzx2dfo from binary cache
==> krb5: Successfully installed krb5-1.20.1-a2oph6kjqh6feyfmkozogvu7ghzx2dfo
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/krb5-1.20.1-a2oph6kjqh6feyfmkozogvu7ghzx2dfo
==> Installing libevent-2.1.12-pmjxzdssnbkv25jedy5shyhzsnj26ins
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libevent-2.1.12-pmjxzdssnbkv25jedy5shyhzsnj26ins.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libevent-2.1.12/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libevent-2.1.12-pmjxzdssnbkv25jedy5shyhzsnj26ins.spack
==> Extracting libevent-2.1.12-pmjxzdssnbkv25jedy5shyhzsnj26ins from binary cache
==> libevent: Successfully installed libevent-2.1.12-pmjxzdssnbkv25jedy5shyhzsnj26ins
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libevent-2.1.12-pmjxzdssnbkv25jedy5shyhzsnj26ins
==> Installing numactl-2.0.14-dwr5rmxxc4lav5ob4ylar5tu3rugjwkv
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-numactl-2.0.14-dwr5rmxxc4lav5ob4ylar5tu3rugjwkv.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/numactl-2.0.14/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-numactl-2.0.14-dwr5rmxxc4lav5ob4ylar5tu3rugjwkv.spack
==> Extracting numactl-2.0.14-dwr5rmxxc4lav5ob4ylar5tu3rugjwkv from binary cache
==> numactl: Successfully installed numactl-2.0.14-dwr5rmxxc4lav5ob4ylar5tu3rugjwkv
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/numactl-2.0.14-dwr5rmxxc4lav5ob4ylar5tu3rugjwkv
==> Installing openssh-9.3p1-zhdviyjva24bkvbxlqnswcecrp5gjvv5
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openssh-9.3p1-zhdviyjva24bkvbxlqnswcecrp5gjvv5.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssh-9.3p1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openssh-9.3p1-zhdviyjva24bkvbxlqnswcecrp5gjvv5.spack
==> Extracting openssh-9.3p1-zhdviyjva24bkvbxlqnswcecrp5gjvv5 from binary cache
==> openssh: Successfully installed openssh-9.3p1-zhdviyjva24bkvbxlqnswcecrp5gjvv5
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssh-9.3p1-zhdviyjva24bkvbxlqnswcecrp5gjvv5
==> Installing pmix-4.2.3-uh4fmi5i7bajcqtiuae7qaii7yha7lnp
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-pmix-4.2.3-uh4fmi5i7bajcqtiuae7qaii7yha7lnp.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pmix-4.2.3/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-pmix-4.2.3-uh4fmi5i7bajcqtiuae7qaii7yha7lnp.spack
==> Extracting pmix-4.2.3-uh4fmi5i7bajcqtiuae7qaii7yha7lnp from binary cache
==> pmix: Successfully installed pmix-4.2.3-uh4fmi5i7bajcqtiuae7qaii7yha7lnp
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pmix-4.2.3-uh4fmi5i7bajcqtiuae7qaii7yha7lnp
==> Installing openmpi-4.1.5-6rh6midoapu7noq62iqyhph3zdcr4pzl
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openmpi-4.1.5-6rh6midoapu7noq62iqyhph3zdcr4pzl.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openmpi-4.1.5/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openmpi-4.1.5-6rh6midoapu7noq62iqyhph3zdcr4pzl.spack
==> Extracting openmpi-4.1.5-6rh6midoapu7noq62iqyhph3zdcr4pzl from binary cache
==> openmpi: Successfully installed openmpi-4.1.5-6rh6midoapu7noq62iqyhph3zdcr4pzl
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openmpi-4.1.5-6rh6midoapu7noq62iqyhph3zdcr4pzl
==> Installing hdf5-1.14.1-2-kzpm5bq6mw2th7i6jvfedanrdfe42bwv
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hdf5-1.14.1-2-kzpm5bq6mw2th7i6jvfedanrdfe42bwv.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hdf5-1.14.1-2-kzpm5bq6mw2th7i6jvfedanrdfe42bwv.spack
==> Extracting hdf5-1.14.1-2-kzpm5bq6mw2th7i6jvfedanrdfe42bwv from binary cache
==> hdf5: Successfully installed hdf5-1.14.1-2-kzpm5bq6mw2th7i6jvfedanrdfe42bwv
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2-kzpm5bq6mw2th7i6jvfedanrdfe42bwv

Spack packages can also have build options, called variants. Boolean variants can be specified using the + (enable) and ~ or - (disable) sigils. There are two sigils for “disable” to avoid conflicts with shell parsing in different situations. Variants (boolean or otherwise) can also be specified using the same syntax as compiler flags. Here we can install HDF5 without MPI support.

$ spack install hdf5~mpi
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx
==> Installing hdf5-1.14.1-2-df3qdagq5a52t6kuzphv6pclgjg5cl2m
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hdf5-1.14.1-2-df3qdagq5a52t6kuzphv6pclgjg5cl2m.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hdf5-1.14.1-2-df3qdagq5a52t6kuzphv6pclgjg5cl2m.spack
==> Extracting hdf5-1.14.1-2-df3qdagq5a52t6kuzphv6pclgjg5cl2m from binary cache
==> hdf5: Successfully installed hdf5-1.14.1-2-df3qdagq5a52t6kuzphv6pclgjg5cl2m
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2-df3qdagq5a52t6kuzphv6pclgjg5cl2m

We might also want to install HDF5 with a different MPI implementation. While MPI is not a package itself, packages can depend on abstract interfaces like MPI. Spack handles these through “virtual dependencies.” A package, such as HDF5, can depend on the MPI interface. Other packages (openmpi, mpich, mvapich2, etc.) provide the MPI interface. Any of these providers can be requested for an MPI dependency. For example, we can build HDF5 with MPI support provided by MPICH by specifying a dependency on mpich. Spack also supports versioning of virtual dependencies. A package can depend on the MPI interface at version 3, and provider packages specify what version of the interface they provide. The partial spec ^mpi@3 can be satisfied by any of several providers.

$ spack install hdf5+hl+mpi ^mpich
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
==> Installing findutils-4.9.0-ek3dt7pollkqipynb4pxs425jso2fs2n
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-findutils-4.9.0-ek3dt7pollkqipynb4pxs425jso2fs2n.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/findutils-4.9.0/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-findutils-4.9.0-ek3dt7pollkqipynb4pxs425jso2fs2n.spack
==> Extracting findutils-4.9.0-ek3dt7pollkqipynb4pxs425jso2fs2n from binary cache
==> findutils: Successfully installed findutils-4.9.0-ek3dt7pollkqipynb4pxs425jso2fs2n
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/findutils-4.9.0-ek3dt7pollkqipynb4pxs425jso2fs2n
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx
==> Installing libfabric-1.18.0-exb2qlzualjwydypjpo2tmpvsumo3sr2
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libfabric-1.18.0-exb2qlzualjwydypjpo2tmpvsumo3sr2.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libfabric-1.18.0/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libfabric-1.18.0-exb2qlzualjwydypjpo2tmpvsumo3sr2.spack
==> Extracting libfabric-1.18.0-exb2qlzualjwydypjpo2tmpvsumo3sr2 from binary cache
==> libfabric: Successfully installed libfabric-1.18.0-exb2qlzualjwydypjpo2tmpvsumo3sr2
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.07s.  Total: 0.09s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libfabric-1.18.0-exb2qlzualjwydypjpo2tmpvsumo3sr2
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu
==> Installing libmd-1.0.4-ksnahtgqoi6mxfk4obbcbo3zxigejzad
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libmd-1.0.4-ksnahtgqoi6mxfk4obbcbo3zxigejzad.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libmd-1.0.4/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libmd-1.0.4-ksnahtgqoi6mxfk4obbcbo3zxigejzad.spack
==> Extracting libmd-1.0.4-ksnahtgqoi6mxfk4obbcbo3zxigejzad from binary cache
==> libmd: Successfully installed libmd-1.0.4-ksnahtgqoi6mxfk4obbcbo3zxigejzad
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.03s.  Total: 0.04s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libmd-1.0.4-ksnahtgqoi6mxfk4obbcbo3zxigejzad
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh
==> Installing libffi-3.4.4-t7yjn4d3p5uzsaofqiee5ltsppqyrfkd
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libffi-3.4.4-t7yjn4d3p5uzsaofqiee5ltsppqyrfkd.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libffi-3.4.4/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libffi-3.4.4-t7yjn4d3p5uzsaofqiee5ltsppqyrfkd.spack
==> Extracting libffi-3.4.4-t7yjn4d3p5uzsaofqiee5ltsppqyrfkd from binary cache
==> libffi: Successfully installed libffi-3.4.4-t7yjn4d3p5uzsaofqiee5ltsppqyrfkd
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.02s.  Total: 0.03s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libffi-3.4.4-t7yjn4d3p5uzsaofqiee5ltsppqyrfkd
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp
==> Installing util-linux-uuid-2.38.1-lyay7bsm6wfyevxpj65l3fi3u7pkuuey
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-util-linux-uuid-2.38.1-lyay7bsm6wfyevxpj65l3fi3u7pkuuey.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/util-linux-uuid-2.38.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-util-linux-uuid-2.38.1-lyay7bsm6wfyevxpj65l3fi3u7pkuuey.spack
==> Extracting util-linux-uuid-2.38.1-lyay7bsm6wfyevxpj65l3fi3u7pkuuey from binary cache
==> util-linux-uuid: Successfully installed util-linux-uuid-2.38.1-lyay7bsm6wfyevxpj65l3fi3u7pkuuey
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.10s.  Total: 0.11s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/util-linux-uuid-2.38.1-lyay7bsm6wfyevxpj65l3fi3u7pkuuey
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu
==> Installing libbsd-0.11.7-rr7ondvgxygut6gn2askjyleklwvkr7g
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libbsd-0.11.7-rr7ondvgxygut6gn2askjyleklwvkr7g.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libbsd-0.11.7/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-libbsd-0.11.7-rr7ondvgxygut6gn2askjyleklwvkr7g.spack
==> Extracting libbsd-0.11.7-rr7ondvgxygut6gn2askjyleklwvkr7g from binary cache
==> libbsd: Successfully installed libbsd-0.11.7-rr7ondvgxygut6gn2askjyleklwvkr7g
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.08s.  Total: 0.09s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libbsd-0.11.7-rr7ondvgxygut6gn2askjyleklwvkr7g
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr
==> Installing sqlite-3.40.1-ismbqj3jqkptdvbhcleb352y55pozdn4
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-sqlite-3.40.1-ismbqj3jqkptdvbhcleb352y55pozdn4.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/sqlite-3.40.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-sqlite-3.40.1-ismbqj3jqkptdvbhcleb352y55pozdn4.spack
==> Extracting sqlite-3.40.1-ismbqj3jqkptdvbhcleb352y55pozdn4 from binary cache
==> sqlite: Successfully installed sqlite-3.40.1-ismbqj3jqkptdvbhcleb352y55pozdn4
  Search: 0.00s.  Fetch: 0.04s.  Install: 0.25s.  Total: 0.29s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/sqlite-3.40.1-ismbqj3jqkptdvbhcleb352y55pozdn4
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti
==> Installing expat-2.5.0-ctxzisf3p7lxvki2jbrqs4kd7w5ixjrl
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-expat-2.5.0-ctxzisf3p7lxvki2jbrqs4kd7w5ixjrl.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/expat-2.5.0/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-expat-2.5.0-ctxzisf3p7lxvki2jbrqs4kd7w5ixjrl.spack
==> Extracting expat-2.5.0-ctxzisf3p7lxvki2jbrqs4kd7w5ixjrl from binary cache
==> expat: Successfully installed expat-2.5.0-ctxzisf3p7lxvki2jbrqs4kd7w5ixjrl
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.04s.  Total: 0.05s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/expat-2.5.0-ctxzisf3p7lxvki2jbrqs4kd7w5ixjrl
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq
==> Installing python-3.10.10-wd4batzcpqxg3ydksn6nstqdqshvq3sv
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-python-3.10.10-wd4batzcpqxg3ydksn6nstqdqshvq3sv.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/python-3.10.10/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-python-3.10.10-wd4batzcpqxg3ydksn6nstqdqshvq3sv.spack
==> Extracting python-3.10.10-wd4batzcpqxg3ydksn6nstqdqshvq3sv from binary cache
==> python: Successfully installed python-3.10.10-wd4batzcpqxg3ydksn6nstqdqshvq3sv
  Search: 0.00s.  Fetch: 0.12s.  Install: 2.63s.  Total: 2.75s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/python-3.10.10-wd4batzcpqxg3ydksn6nstqdqshvq3sv
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7
==> Installing yaksa-0.2-zcymzurq7qq7l25awlxm4x254pxnqbm6
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-yaksa-0.2-zcymzurq7qq7l25awlxm4x254pxnqbm6.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/yaksa-0.2/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-yaksa-0.2-zcymzurq7qq7l25awlxm4x254pxnqbm6.spack
==> Extracting yaksa-0.2-zcymzurq7qq7l25awlxm4x254pxnqbm6 from binary cache
==> yaksa: Successfully installed yaksa-0.2-zcymzurq7qq7l25awlxm4x254pxnqbm6
  Search: 0.00s.  Fetch: 0.03s.  Install: 0.56s.  Total: 0.59s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/yaksa-0.2-zcymzurq7qq7l25awlxm4x254pxnqbm6
==> Installing mpich-4.1.1-3mapxl5fv7tsir4ewh7cbzjc4xjcuq4y
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-mpich-4.1.1-3mapxl5fv7tsir4ewh7cbzjc4xjcuq4y.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/mpich-4.1.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-mpich-4.1.1-3mapxl5fv7tsir4ewh7cbzjc4xjcuq4y.spack
==> Extracting mpich-4.1.1-3mapxl5fv7tsir4ewh7cbzjc4xjcuq4y from binary cache
==> mpich: Successfully installed mpich-4.1.1-3mapxl5fv7tsir4ewh7cbzjc4xjcuq4y
  Search: 0.00s.  Fetch: 0.04s.  Install: 0.92s.  Total: 0.96s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/mpich-4.1.1-3mapxl5fv7tsir4ewh7cbzjc4xjcuq4y
==> Installing hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo.spack
==> Extracting hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo from binary cache
==> hdf5: Successfully installed hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo
  Search: 0.00s.  Fetch: 0.10s.  Install: 1.05s.  Total: 1.15s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo

We’ll do a quick check in on what we have installed so far.

$ spack find -ldf
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
3ccofkd tcl@8.6.12%clang
5dydni4     zlib@1.2.8%clang

5dydni4 zlib@1.2.8%clang

gephbce zlib@1.2.13%clang


-- linux-ubuntu22.04-x86_64_v3 / gcc@10.4.0 ---------------------
ozrll2g zlib@1.2.13%gcc


-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
t4nuen3 autoconf@2.69%gcc
llbjfk2     m4@1.4.19%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce 	    libiconv@1.17%gcc
okig24f 	libsigsegv@2.14%gcc
j5tavds     perl@5.36.0%gcc
7sohpaz 	berkeley-db@18.1.40%gcc
dca2qyg 	bzip2@1.0.8%gcc
ba4juc3 	gdbm@1.23%gcc
tddm2ff 	    readline@8.2%gcc
4dokmxj 		ncurses@6.4%gcc
mh73nkp 		    pkgconf@1.9.5%gcc
mntflxr 	zlib@1.2.13%gcc

oa3w4kf automake@1.16.5%gcc
t4nuen3     autoconf@2.69%gcc
llbjfk2 	m4@1.4.19%gcc
zdl3dic 	    diffutils@3.9%gcc
7wr75ce 		libiconv@1.17%gcc
okig24f 	    libsigsegv@2.14%gcc
j5tavds     perl@5.36.0%gcc
7sohpaz 	berkeley-db@18.1.40%gcc
dca2qyg 	bzip2@1.0.8%gcc
ba4juc3 	gdbm@1.23%gcc
tddm2ff 	    readline@8.2%gcc
4dokmxj 		ncurses@6.4%gcc
mh73nkp 		    pkgconf@1.9.5%gcc
mntflxr 	zlib@1.2.13%gcc

7sohpaz berkeley-db@18.1.40%gcc

iavvoed bison@3.8.2%gcc
zdl3dic     diffutils@3.9%gcc
7wr75ce 	libiconv@1.17%gcc
llbjfk2     m4@1.4.19%gcc
okig24f 	libsigsegv@2.14%gcc
j5tavds     perl@5.36.0%gcc
7sohpaz 	berkeley-db@18.1.40%gcc
dca2qyg 	bzip2@1.0.8%gcc
ba4juc3 	gdbm@1.23%gcc
tddm2ff 	    readline@8.2%gcc
4dokmxj 		ncurses@6.4%gcc
mh73nkp 		    pkgconf@1.9.5%gcc
mntflxr 	zlib@1.2.13%gcc

dca2qyg bzip2@1.0.8%gcc
zdl3dic     diffutils@3.9%gcc
7wr75ce 	libiconv@1.17%gcc

5pxkrf4 ca-certificates-mozilla@2023-01-10%gcc

ofsadgm cmake@3.26.3%gcc
4dokmxj     ncurses@6.4%gcc
mh73nkp 	pkgconf@1.9.5%gcc
w2by2b2     openssl@1.1.1t%gcc
5pxkrf4 	ca-certificates-mozilla@2023-01-10%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
dca2qyg 	    bzip2@1.0.8%gcc
zdl3dic 		diffutils@3.9%gcc
7wr75ce 		    libiconv@1.17%gcc
ba4juc3 	    gdbm@1.23%gcc
tddm2ff 		readline@8.2%gcc
mntflxr 	zlib@1.2.13%gcc

zdl3dic diffutils@3.9%gcc
7wr75ce     libiconv@1.17%gcc

ctxzisf expat@2.5.0%gcc
rr7ondv     libbsd@0.11.7%gcc
ksnahtg 	libmd@1.0.4%gcc

ek3dt7p findutils@4.9.0%gcc

ba4juc3 gdbm@1.23%gcc
tddm2ff     readline@8.2%gcc
4dokmxj 	ncurses@6.4%gcc
mh73nkp 	    pkgconf@1.9.5%gcc

p4obvgx gettext@0.21.1%gcc
dca2qyg     bzip2@1.0.8%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce     libiconv@1.17%gcc
pcbenki     libxml2@2.10.3%gcc
mh73nkp 	pkgconf@1.9.5%gcc
mntflxr 	zlib@1.2.13%gcc
4dokmxj     ncurses@6.4%gcc
e77cf6a     tar@1.34%gcc
aln73eo 	pigz@2.7%gcc
qoo4rlo 	zstd@1.5.5%gcc
4kpkw5a     xz@5.4.1%gcc

guaj3kb gmake@4.4.1%gcc

df3qdag hdf5@1.14.1-2%gcc
ofsadgm     cmake@3.26.3%gcc
4dokmxj 	ncurses@6.4%gcc
w2by2b2 	openssl@1.1.1t%gcc
5pxkrf4 	    ca-certificates-mozilla@2023-01-10%gcc
j5tavds 	    perl@5.36.0%gcc
7sohpaz 		berkeley-db@18.1.40%gcc
dca2qyg 		bzip2@1.0.8%gcc
zdl3dic 		    diffutils@3.9%gcc
7wr75ce 			libiconv@1.17%gcc
ba4juc3 		gdbm@1.23%gcc
tddm2ff 		    readline@8.2%gcc
guaj3kb     gmake@4.4.1%gcc
mh73nkp     pkgconf@1.9.5%gcc
mntflxr     zlib@1.2.13%gcc

kzpm5bq hdf5@1.14.1-2%gcc
ofsadgm     cmake@3.26.3%gcc
4dokmxj 	ncurses@6.4%gcc
w2by2b2 	openssl@1.1.1t%gcc
5pxkrf4 	    ca-certificates-mozilla@2023-01-10%gcc
guaj3kb     gmake@4.4.1%gcc
6rh6mid     openmpi@4.1.5%gcc
h7l4t7l 	hwloc@2.9.1%gcc
ajkyiz5 	    libpciaccess@0.17%gcc
pmmxgx4 		util-macros@1.19.3%gcc
pcbenki 	    libxml2@2.10.3%gcc
7wr75ce 		libiconv@1.17%gcc
4kpkw5a 		xz@5.4.1%gcc
dwr5rmx 	numactl@2.0.14%gcc
t4nuen3 	    autoconf@2.69%gcc
oa3w4kf 	    automake@1.16.5%gcc
qkvj7am 	    libtool@2.4.7%gcc
llbjfk2 	    m4@1.4.19%gcc
zdl3dic 		diffutils@3.9%gcc
okig24f 		libsigsegv@2.14%gcc
zhdviyj 	openssh@9.3p1%gcc
a2oph6k 	    krb5@1.20.1%gcc
iavvoed 		bison@3.8.2%gcc
p4obvgx 		gettext@0.21.1%gcc
e77cf6a 		    tar@1.34%gcc
aln73eo 			pigz@2.7%gcc
qoo4rlo 			zstd@1.5.5%gcc
3gz2afa 	    libedit@3.1-20210216%gcc
6oeb4y7 	    libxcrypt@4.4.33%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
dca2qyg 	    bzip2@1.0.8%gcc
ba4juc3 	    gdbm@1.23%gcc
tddm2ff 		readline@8.2%gcc
uh4fmi5 	pmix@4.2.3%gcc
pmjxzds 	    libevent@2.1.12%gcc
mh73nkp     pkgconf@1.9.5%gcc
mntflxr     zlib@1.2.13%gcc

qr4bdox hdf5@1.14.1-2%gcc
ofsadgm     cmake@3.26.3%gcc
4dokmxj 	ncurses@6.4%gcc
w2by2b2 	openssl@1.1.1t%gcc
5pxkrf4 	    ca-certificates-mozilla@2023-01-10%gcc
j5tavds 	    perl@5.36.0%gcc
7sohpaz 		berkeley-db@18.1.40%gcc
dca2qyg 		bzip2@1.0.8%gcc
ba4juc3 		gdbm@1.23%gcc
guaj3kb     gmake@4.4.1%gcc
3mapxl5     mpich@4.1.1%gcc
ek3dt7p 	findutils@4.9.0%gcc
h7l4t7l 	hwloc@2.9.1%gcc
exb2qlz 	libfabric@1.18.0%gcc
ajkyiz5 	libpciaccess@0.17%gcc
qkvj7am 	    libtool@2.4.7%gcc
pmmxgx4 	    util-macros@1.19.3%gcc
pcbenki 	libxml2@2.10.3%gcc
7wr75ce 	    libiconv@1.17%gcc
4kpkw5a 	    xz@5.4.1%gcc
zcymzur 	yaksa@0.2%gcc
t4nuen3 	    autoconf@2.69%gcc
oa3w4kf 	    automake@1.16.5%gcc
llbjfk2 	    m4@1.4.19%gcc
zdl3dic 		diffutils@3.9%gcc
okig24f 		libsigsegv@2.14%gcc
wd4batz 	    python@3.10.10%gcc
ctxzisf 		expat@2.5.0%gcc
rr7ondv 		    libbsd@0.11.7%gcc
ksnahtg 			libmd@1.0.4%gcc
p4obvgx 		gettext@0.21.1%gcc
e77cf6a 		    tar@1.34%gcc
aln73eo 			pigz@2.7%gcc
qoo4rlo 			zstd@1.5.5%gcc
t7yjn4d 		libffi@3.4.4%gcc
6oeb4y7 		libxcrypt@4.4.33%gcc
tddm2ff 		readline@8.2%gcc
ismbqj3 		sqlite@3.40.1%gcc
lyay7bs 		util-linux-uuid@2.38.1%gcc
mh73nkp     pkgconf@1.9.5%gcc
mntflxr     zlib@1.2.13%gcc

h7l4t7l hwloc@2.9.1%gcc
ajkyiz5     libpciaccess@0.17%gcc
qkvj7am 	libtool@2.4.7%gcc
llbjfk2 	    m4@1.4.19%gcc
zdl3dic 		diffutils@3.9%gcc
okig24f 		libsigsegv@2.14%gcc
pmmxgx4 	util-macros@1.19.3%gcc
pcbenki     libxml2@2.10.3%gcc
7wr75ce 	libiconv@1.17%gcc
4kpkw5a 	xz@5.4.1%gcc
mntflxr 	zlib@1.2.13%gcc
4dokmxj     ncurses@6.4%gcc
mh73nkp     pkgconf@1.9.5%gcc

a2oph6k krb5@1.20.1%gcc
iavvoed     bison@3.8.2%gcc
llbjfk2 	m4@1.4.19%gcc
okig24f 	    libsigsegv@2.14%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
ba4juc3 	    gdbm@1.23%gcc
tddm2ff 		readline@8.2%gcc
zdl3dic     diffutils@3.9%gcc
7wr75ce 	libiconv@1.17%gcc
p4obvgx     gettext@0.21.1%gcc
dca2qyg 	bzip2@1.0.8%gcc
pcbenki 	libxml2@2.10.3%gcc
mh73nkp 	    pkgconf@1.9.5%gcc
4dokmxj 	ncurses@6.4%gcc
e77cf6a 	tar@1.34%gcc
aln73eo 	    pigz@2.7%gcc
qoo4rlo 	    zstd@1.5.5%gcc
4kpkw5a 	xz@5.4.1%gcc
w2by2b2     openssl@1.1.1t%gcc
5pxkrf4 	ca-certificates-mozilla@2023-01-10%gcc
mntflxr 	zlib@1.2.13%gcc

rr7ondv libbsd@0.11.7%gcc
ksnahtg     libmd@1.0.4%gcc

3gz2afa libedit@3.1-20210216%gcc
4dokmxj     ncurses@6.4%gcc
mh73nkp     pkgconf@1.9.5%gcc

pmjxzds libevent@2.1.12%gcc
w2by2b2     openssl@1.1.1t%gcc
5pxkrf4 	ca-certificates-mozilla@2023-01-10%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
dca2qyg 	    bzip2@1.0.8%gcc
zdl3dic 		diffutils@3.9%gcc
7wr75ce 		    libiconv@1.17%gcc
ba4juc3 	    gdbm@1.23%gcc
tddm2ff 		readline@8.2%gcc
4dokmxj 		    ncurses@6.4%gcc
mh73nkp 			pkgconf@1.9.5%gcc
mntflxr 	zlib@1.2.13%gcc

exb2qlz libfabric@1.18.0%gcc

t7yjn4d libffi@3.4.4%gcc

7wr75ce libiconv@1.17%gcc

ksnahtg libmd@1.0.4%gcc

ajkyiz5 libpciaccess@0.17%gcc
qkvj7am     libtool@2.4.7%gcc
llbjfk2 	m4@1.4.19%gcc
zdl3dic 	    diffutils@3.9%gcc
7wr75ce 		libiconv@1.17%gcc
okig24f 	    libsigsegv@2.14%gcc
mh73nkp     pkgconf@1.9.5%gcc
pmmxgx4     util-macros@1.19.3%gcc

okig24f libsigsegv@2.14%gcc

qkvj7am libtool@2.4.7%gcc
llbjfk2     m4@1.4.19%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce 	    libiconv@1.17%gcc
okig24f 	libsigsegv@2.14%gcc

6oeb4y7 libxcrypt@4.4.33%gcc
j5tavds     perl@5.36.0%gcc
7sohpaz 	berkeley-db@18.1.40%gcc
dca2qyg 	bzip2@1.0.8%gcc
zdl3dic 	    diffutils@3.9%gcc
7wr75ce 		libiconv@1.17%gcc
ba4juc3 	gdbm@1.23%gcc
tddm2ff 	    readline@8.2%gcc
4dokmxj 		ncurses@6.4%gcc
mh73nkp 		    pkgconf@1.9.5%gcc
mntflxr 	zlib@1.2.13%gcc

pcbenki libxml2@2.10.3%gcc
7wr75ce     libiconv@1.17%gcc
mh73nkp     pkgconf@1.9.5%gcc
4kpkw5a     xz@5.4.1%gcc
mntflxr     zlib@1.2.13%gcc

llbjfk2 m4@1.4.19%gcc
zdl3dic     diffutils@3.9%gcc
7wr75ce 	libiconv@1.17%gcc
okig24f     libsigsegv@2.14%gcc

3mapxl5 mpich@4.1.1%gcc
ek3dt7p     findutils@4.9.0%gcc
h7l4t7l     hwloc@2.9.1%gcc
4dokmxj 	ncurses@6.4%gcc
exb2qlz     libfabric@1.18.0%gcc
ajkyiz5     libpciaccess@0.17%gcc
qkvj7am 	libtool@2.4.7%gcc
pmmxgx4 	util-macros@1.19.3%gcc
pcbenki     libxml2@2.10.3%gcc
7wr75ce 	libiconv@1.17%gcc
4kpkw5a 	xz@5.4.1%gcc
mntflxr 	zlib@1.2.13%gcc
mh73nkp     pkgconf@1.9.5%gcc
zcymzur     yaksa@0.2%gcc
t4nuen3 	autoconf@2.69%gcc
j5tavds 	    perl@5.36.0%gcc
7sohpaz 		berkeley-db@18.1.40%gcc
oa3w4kf 	automake@1.16.5%gcc
llbjfk2 	m4@1.4.19%gcc
zdl3dic 	    diffutils@3.9%gcc
okig24f 	    libsigsegv@2.14%gcc
wd4batz 	python@3.10.10%gcc
dca2qyg 	    bzip2@1.0.8%gcc
ctxzisf 	    expat@2.5.0%gcc
rr7ondv 		libbsd@0.11.7%gcc
ksnahtg 		    libmd@1.0.4%gcc
ba4juc3 	    gdbm@1.23%gcc
p4obvgx 	    gettext@0.21.1%gcc
e77cf6a 		tar@1.34%gcc
aln73eo 		    pigz@2.7%gcc
qoo4rlo 		    zstd@1.5.5%gcc
t7yjn4d 	    libffi@3.4.4%gcc
6oeb4y7 	    libxcrypt@4.4.33%gcc
w2by2b2 	    openssl@1.1.1t%gcc
5pxkrf4 		ca-certificates-mozilla@2023-01-10%gcc
tddm2ff 	    readline@8.2%gcc
ismbqj3 	    sqlite@3.40.1%gcc
lyay7bs 	    util-linux-uuid@2.38.1%gcc

4dokmxj ncurses@6.4%gcc
mh73nkp     pkgconf@1.9.5%gcc

dwr5rmx numactl@2.0.14%gcc
t4nuen3     autoconf@2.69%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
dca2qyg 	    bzip2@1.0.8%gcc
ba4juc3 	    gdbm@1.23%gcc
tddm2ff 		readline@8.2%gcc
4dokmxj 		    ncurses@6.4%gcc
mh73nkp 			pkgconf@1.9.5%gcc
mntflxr 	    zlib@1.2.13%gcc
oa3w4kf     automake@1.16.5%gcc
qkvj7am     libtool@2.4.7%gcc
llbjfk2     m4@1.4.19%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce 	    libiconv@1.17%gcc
okig24f 	libsigsegv@2.14%gcc

6rh6mid openmpi@4.1.5%gcc
h7l4t7l     hwloc@2.9.1%gcc
ajkyiz5 	libpciaccess@0.17%gcc
pmmxgx4 	    util-macros@1.19.3%gcc
pcbenki 	libxml2@2.10.3%gcc
7wr75ce 	    libiconv@1.17%gcc
4kpkw5a 	    xz@5.4.1%gcc
4dokmxj 	ncurses@6.4%gcc
dwr5rmx     numactl@2.0.14%gcc
t4nuen3 	autoconf@2.69%gcc
oa3w4kf 	automake@1.16.5%gcc
qkvj7am 	libtool@2.4.7%gcc
llbjfk2 	m4@1.4.19%gcc
zdl3dic 	    diffutils@3.9%gcc
okig24f 	    libsigsegv@2.14%gcc
zhdviyj     openssh@9.3p1%gcc
a2oph6k 	krb5@1.20.1%gcc
iavvoed 	    bison@3.8.2%gcc
p4obvgx 	    gettext@0.21.1%gcc
e77cf6a 		tar@1.34%gcc
aln73eo 		    pigz@2.7%gcc
qoo4rlo 		    zstd@1.5.5%gcc
3gz2afa 	libedit@3.1-20210216%gcc
6oeb4y7 	libxcrypt@4.4.33%gcc
w2by2b2 	openssl@1.1.1t%gcc
5pxkrf4 	    ca-certificates-mozilla@2023-01-10%gcc
j5tavds     perl@5.36.0%gcc
7sohpaz 	berkeley-db@18.1.40%gcc
dca2qyg 	bzip2@1.0.8%gcc
ba4juc3 	gdbm@1.23%gcc
tddm2ff 	    readline@8.2%gcc
mh73nkp     pkgconf@1.9.5%gcc
uh4fmi5     pmix@4.2.3%gcc
pmjxzds 	libevent@2.1.12%gcc
mntflxr     zlib@1.2.13%gcc

zhdviyj openssh@9.3p1%gcc
a2oph6k     krb5@1.20.1%gcc
iavvoed 	bison@3.8.2%gcc
llbjfk2 	    m4@1.4.19%gcc
okig24f 		libsigsegv@2.14%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce 	    libiconv@1.17%gcc
p4obvgx 	gettext@0.21.1%gcc
dca2qyg 	    bzip2@1.0.8%gcc
pcbenki 	    libxml2@2.10.3%gcc
e77cf6a 	    tar@1.34%gcc
aln73eo 		pigz@2.7%gcc
qoo4rlo 		zstd@1.5.5%gcc
4kpkw5a 	    xz@5.4.1%gcc
3gz2afa     libedit@3.1-20210216%gcc
mh73nkp 	pkgconf@1.9.5%gcc
6oeb4y7     libxcrypt@4.4.33%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
ba4juc3 	    gdbm@1.23%gcc
tddm2ff 		readline@8.2%gcc
4dokmxj     ncurses@6.4%gcc
w2by2b2     openssl@1.1.1t%gcc
5pxkrf4 	ca-certificates-mozilla@2023-01-10%gcc
mntflxr     zlib@1.2.13%gcc

w2by2b2 openssl@1.1.1t%gcc
5pxkrf4     ca-certificates-mozilla@2023-01-10%gcc
j5tavds     perl@5.36.0%gcc
7sohpaz 	berkeley-db@18.1.40%gcc
dca2qyg 	bzip2@1.0.8%gcc
zdl3dic 	    diffutils@3.9%gcc
7wr75ce 		libiconv@1.17%gcc
ba4juc3 	gdbm@1.23%gcc
tddm2ff 	    readline@8.2%gcc
4dokmxj 		ncurses@6.4%gcc
mh73nkp 		    pkgconf@1.9.5%gcc
mntflxr     zlib@1.2.13%gcc

j5tavds perl@5.36.0%gcc
7sohpaz     berkeley-db@18.1.40%gcc
dca2qyg     bzip2@1.0.8%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce 	    libiconv@1.17%gcc
ba4juc3     gdbm@1.23%gcc
tddm2ff 	readline@8.2%gcc
4dokmxj 	    ncurses@6.4%gcc
mh73nkp 		pkgconf@1.9.5%gcc
mntflxr     zlib@1.2.13%gcc

aln73eo pigz@2.7%gcc
mntflxr     zlib@1.2.13%gcc

mh73nkp pkgconf@1.9.5%gcc

uh4fmi5 pmix@4.2.3%gcc
h7l4t7l     hwloc@2.9.1%gcc
ajkyiz5 	libpciaccess@0.17%gcc
qkvj7am 	    libtool@2.4.7%gcc
llbjfk2 		m4@1.4.19%gcc
zdl3dic 		    diffutils@3.9%gcc
okig24f 		    libsigsegv@2.14%gcc
pmmxgx4 	    util-macros@1.19.3%gcc
pcbenki 	libxml2@2.10.3%gcc
7wr75ce 	    libiconv@1.17%gcc
4kpkw5a 	    xz@5.4.1%gcc
mntflxr 	    zlib@1.2.13%gcc
4dokmxj 	ncurses@6.4%gcc
pmjxzds     libevent@2.1.12%gcc
w2by2b2 	openssl@1.1.1t%gcc
5pxkrf4 	    ca-certificates-mozilla@2023-01-10%gcc
j5tavds 	    perl@5.36.0%gcc
7sohpaz 		berkeley-db@18.1.40%gcc
dca2qyg 		bzip2@1.0.8%gcc
ba4juc3 		gdbm@1.23%gcc
tddm2ff 		    readline@8.2%gcc
mh73nkp     pkgconf@1.9.5%gcc

wd4batz python@3.10.10%gcc
dca2qyg     bzip2@1.0.8%gcc
zdl3dic 	diffutils@3.9%gcc
ctxzisf     expat@2.5.0%gcc
rr7ondv 	libbsd@0.11.7%gcc
ksnahtg 	    libmd@1.0.4%gcc
ba4juc3     gdbm@1.23%gcc
p4obvgx     gettext@0.21.1%gcc
7wr75ce 	libiconv@1.17%gcc
pcbenki 	libxml2@2.10.3%gcc
e77cf6a 	tar@1.34%gcc
aln73eo 	    pigz@2.7%gcc
qoo4rlo 	    zstd@1.5.5%gcc
t7yjn4d     libffi@3.4.4%gcc
6oeb4y7     libxcrypt@4.4.33%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
4dokmxj     ncurses@6.4%gcc
w2by2b2     openssl@1.1.1t%gcc
5pxkrf4 	ca-certificates-mozilla@2023-01-10%gcc
mh73nkp     pkgconf@1.9.5%gcc
tddm2ff     readline@8.2%gcc
ismbqj3     sqlite@3.40.1%gcc
lyay7bs     util-linux-uuid@2.38.1%gcc
4kpkw5a     xz@5.4.1%gcc
mntflxr     zlib@1.2.13%gcc

tddm2ff readline@8.2%gcc
4dokmxj     ncurses@6.4%gcc
mh73nkp 	pkgconf@1.9.5%gcc

ismbqj3 sqlite@3.40.1%gcc
tddm2ff     readline@8.2%gcc
4dokmxj 	ncurses@6.4%gcc
mh73nkp 	    pkgconf@1.9.5%gcc
mntflxr     zlib@1.2.13%gcc

e77cf6a tar@1.34%gcc
dca2qyg     bzip2@1.0.8%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce     libiconv@1.17%gcc
aln73eo     pigz@2.7%gcc
mntflxr 	zlib@1.2.13%gcc
4kpkw5a     xz@5.4.1%gcc
qoo4rlo     zstd@1.5.5%gcc

gzsqanr tcl@8.6.12%gcc
iswfldx     zlib@1.2.8%gcc  cflags="-O3"

niuov46 tcl@8.6.12%gcc
mntflxr     zlib@1.2.13%gcc

lyay7bs util-linux-uuid@2.38.1%gcc
mh73nkp     pkgconf@1.9.5%gcc

pmmxgx4 util-macros@1.19.3%gcc

4kpkw5a xz@5.4.1%gcc

zcymzur yaksa@0.2%gcc
t4nuen3     autoconf@2.69%gcc
j5tavds 	perl@5.36.0%gcc
7sohpaz 	    berkeley-db@18.1.40%gcc
oa3w4kf     automake@1.16.5%gcc
qkvj7am     libtool@2.4.7%gcc
llbjfk2     m4@1.4.19%gcc
zdl3dic 	diffutils@3.9%gcc
7wr75ce 	    libiconv@1.17%gcc
okig24f 	libsigsegv@2.14%gcc
wd4batz     python@3.10.10%gcc
dca2qyg 	bzip2@1.0.8%gcc
ctxzisf 	expat@2.5.0%gcc
rr7ondv 	    libbsd@0.11.7%gcc
ksnahtg 		libmd@1.0.4%gcc
ba4juc3 	gdbm@1.23%gcc
p4obvgx 	gettext@0.21.1%gcc
pcbenki 	    libxml2@2.10.3%gcc
e77cf6a 	    tar@1.34%gcc
aln73eo 		pigz@2.7%gcc
qoo4rlo 		zstd@1.5.5%gcc
t7yjn4d 	libffi@3.4.4%gcc
6oeb4y7 	libxcrypt@4.4.33%gcc
4dokmxj 	ncurses@6.4%gcc
w2by2b2 	openssl@1.1.1t%gcc
5pxkrf4 	    ca-certificates-mozilla@2023-01-10%gcc
mh73nkp 	pkgconf@1.9.5%gcc
tddm2ff 	readline@8.2%gcc
ismbqj3 	sqlite@3.40.1%gcc
lyay7bs 	util-linux-uuid@2.38.1%gcc
4kpkw5a 	xz@5.4.1%gcc
mntflxr 	zlib@1.2.13%gcc

iswfldx zlib@1.2.8%gcc	cflags="-O3"

mntflxr zlib@1.2.13%gcc

qoo4rlo zstd@1.5.5%gcc

==> 58 installed packages

Spack models the dependencies of packages as a directed acyclic graph (DAG). The spack find -d command shows the tree representation of that graph. We can also use the spack graph command to view the entire DAG as a graph.

$ spack graph hdf5+hl+mpi ^mpich
o hdf5@1.14.1-2/qr4bdox
|\
| |\
| | |\
| | | |\
| | o | | mpich@4.1.1/3mapxl5
| |/| | |
| | |\ \ \
| | | |\ \ \
| | | | |\ \ \
| | | | | |\ \ \
| | | | | | |\ \ \
| | o | | | | | | | yaksa@0.2/zcymzur
| | |\ \ \ \ \ \ \ \
| | | |\ \ \ \ \ \ \ \
| | | | |\ \ \ \ \ \ \ \
| | | | | |\ \ \ \ \ \ \ \
| | o | | | | | | | | | | | python@3.10.10/wd4batz
| |/| | | | | | | | | | | |
|/|/| | | | | | | | | | | |
| | |\ \ \ \ \ \ \ \ \ \ \ \
| | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | o | | | | | | | | | | | | | | | | | | | | | util-linux-uuid@2.38.1/lyay7bs
| | |/ / / / / / / / / / / / / / / / / / / / / /
| |/| | | | | | | | | | | | | | | | | | | | | |
| | | o | | | | | | | | | | | | | | | | | | | | sqlite@3.40.1/ismbqj3
| |_|/| | | | | | | | | | | | | | | | | | | | |
|/| | | | | | | | | | | | | | | | | | | | | | |
| | | |/ / / / / / / / / / / / / / / / / / / /
| | | | | | o | | | | | | | | | | | | | | | | libxcrypt@4.4.33/6oeb4y7
| | | | | | | o | | | | | | | | | | | | | | | libffi@3.4.4/t7yjn4d
| | | | | | |  / / / / / / / / / / / / / / /
| | | | | | | o | | | | | | | | | | | | | | gettext@0.21.1/p4obvgx
| | | |_|_|_|/| | | | | | | | | | | | | | |
| | |/| | | |/| | | | | | | | | | | | | | |
| | | | | |/| | | | | | | | | | | | | | | |
| | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | |_|_|_|_|_|_|_|/ / / / / / /
| | | | | | | | |/| | | | | | | | | | | | | |
| | | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | | | |_|/ / / / / / / / / / /
| | | | | | | | | | |/| | | | | | | | | | | |
| | | | | | | o | | | | | | | | | | | | | | | tar@1.34/e77cf6a
| | | |_|_|_|/| | | | | | | | | | | | | | | |
| | |/| | | | | | | | | | | | | | | | | | | |
| | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | |\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
| | | | | | | | | | |_|/ / / / / / / / / / / / / /
| | | | | | | | | |/| | | | | | | | | | | | | | |
| | | | | | | | | | |/ / / / / / / / / / / / / /
| | | | | | | o | | | | | | | | | | | | | | | | zstd@1.5.5/qoo4rlo
| | | | | | |  / / / / / / / / / / / / / / / /
| | | | | | | o | | | | | | | | | | | | | | | pigz@2.7/aln73eo
| |_|_|_|_|_|/ / / / / / / / / / / / / / / /
|/| | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | o | | | | | | | | | | expat@2.5.0/ctxzisf
| | | | | | | | | | | o | | | | | | | | | | libbsd@0.11.7/rr7ondv
| | | | | | | | | | | o | | | | | | | | | | libmd@1.0.4/ksnahtg
| | | | | | | | | | |  / / / / / / / / / /
| | | | | | | | | | | | | o | | | | | | | automake@1.16.5/oa3w4kf
| | | | | | | |_|_|_|_|_|/| | | | | | | |
| | | | | | |/| | | | | | | | | | | | | |
| | | | | | | | | | | | | |/ / / / / / /
| | | | | | | | | | | | | o | | | | | | autoconf@2.69/t4nuen3
| | | | | | | |_|_|_|_|_|/| | | | | | |
| | | | | | |/| | | | | |/ / / / / / /
| | | | | | | | | | | |/| | | | | | |
| | | | | | | | | | | | | | o | | | | libfabric@1.18.0/exb2qlz
| | | | | | | | | | | | | |  / / / /
| | | | | | | | | | | | | | o | | | hwloc@2.9.1/h7l4t7l
| | |_|_|_|_|_|_|_|_|_|_|_|/| | | |
| |/| | | | |_|_|_|_|_|_|_|/| | | |
| | | | | |/| | | | |_|_|_|/| | | |
| | | | | | | | | |/| | | |/ / / /
| | | | | | | | | o | | | | | | | libxml2@2.10.3/pcbenki
| |_|_|_|_|_|_|_|/| | | | | | | |
|/| |_|_|_|_|_|_|/| | | | | | | |
| |/| |_|_|_|_|_|/| | | | | | | |
| | |/| | | | | |/ / / / / / / /
| | | | | | | |/| | | | | | | |
| | o | | | | | | | | | | | | | xz@5.4.1/4kpkw5a
| |  / / / / / / / / / / / / /
| | | | | | | | | | | o | | | libpciaccess@0.17/ajkyiz5
| | |_|_|_|_|_|_|_|_|/| | | |
| |/| | | | | | | | |/| | | |
| | | | | | | | | | | o | | | util-macros@1.19.3/pmmxgx4
| | | | | | | | | | |  / / /
| | | | | | | | | | o | | | libtool@2.4.7/qkvj7am
| | | | | | | | | |/ / / /
| | | | | | | | | o | | | m4@1.4.19/llbjfk2
| | | | | | | | | |\ \ \ \
| | | | | | | | | o | | | | libsigsegv@2.14/okig24f
| | | | | | | | |  / / / /
| | | | | | | | | | o | | findutils@4.9.0/ek3dt7p
| | | | | | | | | |  / /
| | | | | | | | | | o | gmake@4.4.1/guaj3kb
| | | | | | | | | |  /
| | | | | | | | | | o cmake@3.26.3/ofsadgm
| | | | |_|_|_|_|_|/|
| | | |/| |_|_|_|_|/
| | | | |/| | | | |
| | | o | | | | | | openssl@1.1.1t/w2by2b2
| |_|/| | | | | | |
|/| | | | | | | | |
| | | |\ \ \ \ \ \ \
| | | | |_|/ / / / /
| | | |/| | | | | |
| | | o | | | | | | perl@5.36.0/j5tavds
| |_|/| | | | | | |
|/| | | | | | | | |
| | | |\ \ \ \ \ \ \
| | | | |_|_|_|_|/ /
| | | |/| | | | | |
| | | | |\ \ \ \ \ \
| | | | | |_|_|_|/ /
| | | | |/| | | | |
o | | | | | | | | | zlib@1.2.13/mntflxr
 / / / / / / / / /
| | o | | | | | | gdbm@1.23/ba4juc3
| |/ / / / / / /
| o | | | | | | readline@8.2/tddm2ff
| | |_|_|/ / /
| |/| | | | |
| | o | | | | bzip2@1.0.8/dca2qyg
| | | |_|_|/
| | |/| | |
| | o | | | diffutils@3.9/zdl3dic
| | | |_|/
| | |/| |
| | o | | libiconv@1.17/7wr75ce
| |  / /
| | o | berkeley-db@18.1.40/7sohpaz
| |  /
| | o ca-certificates-mozilla@2023-01-10/5pxkrf4
| |
| o ncurses@6.4/4dokmxj
|/
o pkgconf@1.9.5/mh73nkp

HDF5 is more complicated than our basic example of zlib and Tcl, but it’s still within the realm of software that an experienced HPC user could reasonably expect to manually install given a bit of time. Now let’s look at an even more complicated package.

$ spack install trilinos
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/numactl-2.0.14-dwr5rmxxc4lav5ob4ylar5tu3rugjwkv
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxcrypt-4.4.33-6oeb4y7sqnhpsqtr33bvbdsl2ekblcwz
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libedit-3.1-20210216-3gz2afaph66ogjiulkaek2mksnpxhtwu
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libevent-2.1.12-pmjxzdssnbkv25jedy5shyhzsnj26ins
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pmix-4.2.3-uh4fmi5i7bajcqtiuae7qaii7yha7lnp
==> Installing openblas-0.3.23-eaq3ss4yhjrjr2adhblf3r7qlowfs46r
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openblas-0.3.23-eaq3ss4yhjrjr2adhblf3r7qlowfs46r.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openblas-0.3.23/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-openblas-0.3.23-eaq3ss4yhjrjr2adhblf3r7qlowfs46r.spack
==> Extracting openblas-0.3.23-eaq3ss4yhjrjr2adhblf3r7qlowfs46r from binary cache
==> openblas: Successfully installed openblas-0.3.23-eaq3ss4yhjrjr2adhblf3r7qlowfs46r
  Search: 0.00s.  Fetch: 0.16s.  Install: 0.67s.  Total: 0.83s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openblas-0.3.23-eaq3ss4yhjrjr2adhblf3r7qlowfs46r
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/krb5-1.20.1-a2oph6kjqh6feyfmkozogvu7ghzx2dfo
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssh-9.3p1-zhdviyjva24bkvbxlqnswcecrp5gjvv5
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openmpi-4.1.5-6rh6midoapu7noq62iqyhph3zdcr4pzl
==> Installing trilinos-13.0.1-vcj3xxsgn44r35f6pmd7q66u5livfg6f
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-trilinos-13.0.1-vcj3xxsgn44r35f6pmd7q66u5livfg6f.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/trilinos-13.0.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-trilinos-13.0.1-vcj3xxsgn44r35f6pmd7q66u5livfg6f.spack
==> Extracting trilinos-13.0.1-vcj3xxsgn44r35f6pmd7q66u5livfg6f from binary cache
==> trilinos: Successfully installed trilinos-13.0.1-vcj3xxsgn44r35f6pmd7q66u5livfg6f
  Search: 0.00s.  Fetch: 0.05s.  Install: 1.72s.  Total: 1.77s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/trilinos-13.0.1-vcj3xxsgn44r35f6pmd7q66u5livfg6f

Now we’re starting to see the power of Spack. Trilinos in its default configuration has 23 top level dependencies, many of which have dependencies of their own. Installing more complex packages can take days or weeks even for an experienced user. Although we’ve done a binary installation for the tutorial, a source installation of Trilinos using Spack takes about 3 hours (depending on the system), but only 20 seconds of programmer time.

Spack manages consistency of the entire DAG. Every MPI dependency will be satisfied by the same configuration of MPI, etc. If we install Trilinos again specifying a dependency on our previous HDF5 built with MPICH:

$ spack install trilinos +hdf5 ^hdf5+hl+mpi ^mpich
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libpciaccess-0.17-ajkyiz5txltunmwxkrwz3xs6ymqaafnf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libfabric-1.18.0-exb2qlzualjwydypjpo2tmpvsumo3sr2
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/yaksa-0.2-zcymzurq7qq7l25awlxm4x254pxnqbm6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pkgconf-1.9.5-mh73nkpzo36xqeaagdrh3qppvmn6zdn6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openblas-0.3.23-eaq3ss4yhjrjr2adhblf3r7qlowfs46r
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/openssl-1.1.1t-w2by2b2vepifq7xzrf527sjpw5mjluyu
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/cmake-3.26.3-ofsadgmnqqs6fuj3wyl6bnk7obprvonx
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hwloc-2.9.1-h7l4t7laxg7kqchvcy42xtyev4kxjbti
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/mpich-4.1.1-3mapxl5fv7tsir4ewh7cbzjc4xjcuq4y
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo
==> Installing trilinos-13.0.1-dgw2szm2zt67vlvjiksjggs2byk7jqxj
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-trilinos-13.0.1-dgw2szm2zt67vlvjiksjggs2byk7jqxj.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/trilinos-13.0.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-trilinos-13.0.1-dgw2szm2zt67vlvjiksjggs2byk7jqxj.spack
==> Extracting trilinos-13.0.1-dgw2szm2zt67vlvjiksjggs2byk7jqxj from binary cache
==> trilinos: Successfully installed trilinos-13.0.1-dgw2szm2zt67vlvjiksjggs2byk7jqxj
  Search: 0.00s.  Fetch: 0.22s.  Install: 1.78s.  Total: 2.00s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/trilinos-13.0.1-dgw2szm2zt67vlvjiksjggs2byk7jqxj

We see that every package in the Trilinos DAG that depends on MPI now uses MPICH.

$ spack find -d trilinos
-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
trilinos@13.0.1
    cmake@3.26.3
	ncurses@6.4
	openssl@1.1.1t
	    ca-certificates-mozilla@2023-01-10
    gmake@4.4.1
    hwloc@2.9.1
	libpciaccess@0.17
	    libtool@2.4.7
	    util-macros@1.19.3
	libxml2@2.10.3
	    libiconv@1.17
	    xz@5.4.1
	pkgconf@1.9.5
    openblas@0.3.23
	perl@5.36.0
	    berkeley-db@18.1.40
	    bzip2@1.0.8
		diffutils@3.9
	    gdbm@1.23
		readline@8.2
    openmpi@4.1.5
	numactl@2.0.14
	    autoconf@2.69
	    automake@1.16.5
	    m4@1.4.19
		libsigsegv@2.14
	openssh@9.3p1
	    krb5@1.20.1
		bison@3.8.2
		gettext@0.21.1
		    tar@1.34
			pigz@2.7
			zstd@1.5.5
	    libedit@3.1-20210216
	    libxcrypt@4.4.33
	pmix@4.2.3
	    libevent@2.1.12
	zlib@1.2.13

trilinos@13.0.1
    cmake@3.26.3
	ncurses@6.4
	openssl@1.1.1t
	    ca-certificates-mozilla@2023-01-10
    gmake@4.4.1
    hdf5@1.14.1-2
	pkgconf@1.9.5
	zlib@1.2.13
    hwloc@2.9.1
	libpciaccess@0.17
	    libtool@2.4.7
	    util-macros@1.19.3
	libxml2@2.10.3
	    libiconv@1.17
	    xz@5.4.1
    mpich@4.1.1
	findutils@4.9.0
	libfabric@1.18.0
	yaksa@0.2
	    autoconf@2.69
	    automake@1.16.5
	    m4@1.4.19
		diffutils@3.9
		libsigsegv@2.14
	    python@3.10.10
		expat@2.5.0
		    libbsd@0.11.7
			libmd@1.0.4
		gettext@0.21.1
		    tar@1.34
			pigz@2.7
			zstd@1.5.5
		libffi@3.4.4
		libxcrypt@4.4.33
		readline@8.2
		sqlite@3.40.1
		util-linux-uuid@2.38.1
    openblas@0.3.23
	perl@5.36.0
	    berkeley-db@18.1.40
	    bzip2@1.0.8
	    gdbm@1.23

==> 2 installed packages

As we discussed before, the spack find -d command shows the dependency information as a tree. While that is often sufficient, many complicated packages, including Trilinos, have dependencies that cannot be fully represented as a tree. Again, the spack graph command shows the full DAG of the dependency information.

$ spack graph trilinos
o trilinos@13.0.1/vcj3xxs
|\
| |\
| | |\
| | | |\
o | | | | openmpi@4.1.5/6rh6mid
|\ \ \ \ \
| |\ \ \ \ \
| | |\ \ \ \ \
| | | |\ \ \ \ \
| | | | |\ \ \ \ \
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| | | | | | | |/ / /
| | | | | | |/| | |
| o | | | | | | | | pmix@4.2.3/uh4fmi5
| |\| | | | | | | |
| |\ \ \ \ \ \ \ \ \
| | | |_|_|_|/ / / /
| | |/| | | | | | |
| o | | | | | | | | libevent@2.1.12/pmjxzds
| | | | | o | | | | openssh@9.3p1/zhdviyj
| |_|_|_|/| | | | |
|/| |_|_|/| | | | |
| |/| | | | | | | |
| | | | | |\ \ \ \ \
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| | | | | | o | | | | | | libxcrypt@4.4.33/6oeb4y7
| | | | | |/ / / / / / /
| | | | |/| | | | | | |
| | | | | | o | | | | | libedit@3.1-20210216/3gz2afa
| | | | |_|/| | | | | |
| | | |/| |/ / / / / /
| | | | | | o | | | | krb5@1.20.1/a2oph6k
| | |_|_|_|/| | | | |
| |/| | | | | | | | |
| | | | | | |\ \ \ \ \
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| | | | | | o | | | | | | gettext@0.21.1/p4obvgx
| | | | | |/| | | | | | |
| | | | | | |\ \ \ \ \ \ \
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| | | | | | | | |\ \ \ \ \ \ \
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| | | | | | | o | | | | | | | | | tar@1.34/e77cf6a
| | | | | | |/| | | | | | | | | |
| | | | | | | |\ \ \ \ \ \ \ \ \ \
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| | | | | | | | | | |_|/ / / / / / / /
| | | | | | | | | |/| | | | | | | | |
| | | | | | | | | | |/ / / / / / / /
| | | | | | | o | | | | | | | | | | zstd@1.5.5/qoo4rlo
| | | | | | |  / / / / / / / / / /
| | | | | | | o | | | | | | | | | pigz@2.7/aln73eo
| |_|_|_|_|_|/ / / / / / / / / /
|/| | | | | | | | | | | | | | |
| | | | | | | | | | | o | | | | bison@3.8.2/iavvoed
| | | | | |_|_|_|_|_|/| | | | |
| | | | |/| | | | | |/| | | | |
| | | | | | | | | | | | o | | | numactl@2.0.14/dwr5rmx
| | | | | | | | | | | |/| | | |
| | | | | | | | | | | | |\ \ \ \
| | | | | | | | | | | | | |\ \ \ \
| | | | | | | | | | | | | o | | | | automake@1.16.5/oa3w4kf
| | | | | |_|_|_|_|_|_|_|/| | | | |
| | | | |/| | | | | | | | | | | | |
| | | | | | | | | | | | | |/ / / /
| | | | | | | | | | | | | o | | | autoconf@2.69/t4nuen3
| | | | | |_|_|_|_|_|_|_|/| | | |
| | | | |/| | | | | | | |/ / / /
| | | | | | | | | | | |/| | | |
| | | | | | | | | | | | | o | | openblas@0.3.23/eaq3ss4
| | | | | |_|_|_|_|_|_|_|/ / /
| | | | |/| | | | | | | | | |
| | o | | | | | | | | | | | | hwloc@2.9.1/h7l4t7l
| | |\| | | | | | | | | | | |
| | |\ \ \ \ \ \ \ \ \ \ \ \ \
| | | |_|_|/ / / / / / / / / /
| | |/| | | | | | | | | | | |
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| | | | |_|_|_|_|_|/ / / / / /
| | | |/| | | | | | | | | | |
| | | o | | | | | | | | | | | libxml2@2.10.3/pcbenki
| |_|/| | | | | | | | | | | |
|/| | | | | | | | | | | | | |
| | | |\ \ \ \ \ \ \ \ \ \ \ \
| | | | |_|_|_|/ / / / / / / /
| | | |/| | | | | | | | | | |
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| | | | | | |/ / / / / / / /
| | | | | |/| | | | | | | |
| | | o | | | | | | | | | | xz@5.4.1/4kpkw5a
| | |  / / / / / / / / / /
| | | | | o | | | | | | | libpciaccess@0.17/ajkyiz5
| | | | |/| | | | | | | |
| | | |/| | | | | | | | |
| | | | | |\ \ \ \ \ \ \ \
| | | | | | | |_|_|_|/ / /
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| | | | | o | | | | | | | util-macros@1.19.3/pmmxgx4
| | | | |  / / / / / / /
| | | | | o | | | | | | libtool@2.4.7/qkvj7am
| | | | | | |_|_|/ / /
| | | | | |/| | | | |
| | | | | o | | | | | m4@1.4.19/llbjfk2
| | | | | |\ \ \ \ \ \
| | | | | | | |_|/ / /
| | | | | | |/| | | |
| | | | | o | | | | | libsigsegv@2.14/okig24f
| | | | |  / / / / /
| | | | | | | | o | gmake@4.4.1/guaj3kb
| | | | | | | |  /
| | | | | | | | o cmake@3.26.3/ofsadgm
| | |_|_|_|_|_|/|
| |/| |_|_|_|_|/
| | |/| | | | |
| o | | | | | | openssl@1.1.1t/w2by2b2
|/| | | | | | |
| |\ \ \ \ \ \ \
| | |_|_|_|_|/ /
| |/| | | | | |
| o | | | | | | perl@5.36.0/j5tavds
|/| | | | | | |
| |\ \ \ \ \ \ \
| | |\ \ \ \ \ \ \
| | | |_|_|_|_|_|/
| | |/| | | | | |
o | | | | | | | | zlib@1.2.13/mntflxr
 / / / / / / / /
o | | | | | | | gdbm@1.23/ba4juc3
o | | | | | | | readline@8.2/tddm2ff
| |_|_|/ / / /
|/| | | | | |
| o | | | | | bzip2@1.0.8/dca2qyg
| | |_|_|_|/
| |/| | | |
| o | | | | diffutils@3.9/zdl3dic
| | |_|_|/
| |/| | |
| o | | | libiconv@1.17/7wr75ce
|  / / /
| o | | berkeley-db@18.1.40/7sohpaz
|  / /
| o | ca-certificates-mozilla@2023-01-10/5pxkrf4
|  /
o | ncurses@6.4/4dokmxj
|/
o pkgconf@1.9.5/mh73nkp

You can control how the output is displayed with a number of options.

The ASCII output from spack graph can be difficult to parse for complicated packages. The output can be changed to the Graphviz .dot format using the --dot flag.

$ spack graph --dot trilinos | dot -Tpdf > trilinos_graph.pdf

Uninstalling Packages

Earlier we installed many configurations each of zlib and Tcl. Now we will go through and uninstall some of those packages that we didn’t really need.

$ spack find -d tcl
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
tcl@8.6.12
    zlib@1.2.8


-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
tcl@8.6.12
    zlib@1.2.8

tcl@8.6.12
    zlib@1.2.13

==> 3 installed packages
$ spack find zlib
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
zlib@1.2.8  zlib@1.2.13

-- linux-ubuntu22.04-x86_64_v3 / gcc@10.4.0 ---------------------
zlib@1.2.13

-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
zlib@1.2.8  zlib@1.2.13
==> 5 installed packages

We can uninstall packages by spec using the same syntax as install.

$ spack uninstall -y zlib %gcc@10
==> Successfully uninstalled zlib@1.2.13%gcc@10.4.0+optimize+pic+shared build_system=makefile arch=linux-ubuntu22.04-x86_64_v3/ozrll2g
$ spack find -lf zlib
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
5dydni4 zlib@1.2.8%clang   gephbce zlib@1.2.13%clang

-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
iswfldx zlib@1.2.8%gcc	cflags="-O3"   mntflxr zlib@1.2.13%gcc
==> 4 installed packages

We can also uninstall packages by referring only to their hash.

We can use either -f (force) or -R (remove dependents as well) to remove packages that are required by another installed package.

$ spack uninstall zlib/5dy
==> Refusing to uninstall the following specs
    -- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
    5dydni4 zlib@1.2.8

==> The following dependents are still installed:
    -- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
    3ccofkd tcl@8.6.12

==> Error: There are still dependents.
  use `spack uninstall --dependents` to remove dependents too
  use `spack uninstall --force` to override
$ spack uninstall -y -R zlib/5dy
==> Successfully uninstalled tcl@8.6.12%clang@14.0.0 build_system=autotools arch=linux-ubuntu22.04-x86_64_v3/3ccofkd
==> Successfully uninstalled zlib@1.2.8%clang@14.0.0+optimize+pic+shared build_system=makefile arch=linux-ubuntu22.04-x86_64_v3/5dydni4

Spack will not uninstall packages that are not sufficiently specified. The -a (all) flag can be used to uninstall multiple packages at once.

$ spack uninstall trilinos
==> Error: trilinos matches multiple packages:

    -- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
    vcj3xxs trilinos@13.0.1  dgw2szm trilinos@13.0.1

==> Error: You can either:
    a) use a more specific spec, or
    b) specify the spec by its hash (e.g. `spack uninstall /hash`), or
    c) use `spack uninstall --all` to uninstall ALL matching specs.
$ spack uninstall /vcj
y
==> The following 1 packages will be uninstalled:

    -- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
    vcj3xxs trilinos@13.0.1

==> Do you want to proceed? [y/N] ==> Successfully uninstalled trilinos@13.0.1%gcc@11.3.0~adelus~adios2+amesos+amesos2+anasazi+aztec~basker+belos~boost~chaco~complex~cuda~cuda_rdc~debug~dtk+epetra+epetraext~epetraextbtf~epetraextexperimental~epetraextgraphreorderings~exodus+explicit_template_instantiation~float+fortran~gtest~hdf5~hypre+ifpack+ifpack2~intrepid~intrepid2~ipo~isorropia+kokkos~mesquite~minitensor+ml+mpi+muelu~mumps~nox~openmp~panzer~phalanx~piro~python~rocm~rocm_rdc~rol~rythmos+sacado~scorec~shards+shared~shylu~stk~stokhos~stratimikos~strumpack~suite-sparse~superlu~superlu-dist~teko~tempus~thyra+tpetra~trilinoscouplings~wrapper~x11~zoltan~zoltan2 build_system=cmake build_type=Release cxxstd=14 generator=make gotype=long_long arch=linux-ubuntu22.04-x86_64_v3/vcj3xxs

Advanced spack find Usage

We will go over some additional uses for the spack find command not already covered in the Installing Spack and Uninstalling Packages sections.

The spack find command can accept what we call “anonymous specs.” These are expressions in spec syntax that do not contain a package name. For example, spack find ^mpich will return every installed package that depends on MPICH, and spack find cflags="-O3" will return every package which was built with cflags="-O3".

$ spack find ^mpich
-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
hdf5@1.14.1-2  trilinos@13.0.1
==> 2 installed packages
$ spack find cflags=-O3
-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
zlib@1.2.8
==> 1 installed package

The find command can also show which packages were installed explicitly (rather than pulled in as a dependency) using the lowercase -x flag. The uppercase -X flag shows implicit installs only. The find command can also show the path to which a Spack package was installed using the -p flag.

$ spack find -px
-- linux-ubuntu22.04-x86_64_v3 / clang@14.0.0 -------------------
zlib@1.2.13  /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/clang-14.0.0/zlib-1.2.13-gephbceg3rl2e77o46xyzlk5e4kd3gt3

-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
hdf5@1.14.1-2	 /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2-df3qdagq5a52t6kuzphv6pclgjg5cl2m
hdf5@1.14.1-2	 /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2-kzpm5bq6mw2th7i6jvfedanrdfe42bwv
hdf5@1.14.1-2	 /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/hdf5-1.14.1-2-qr4bdoxfurfbzavn5ku4gfsxagauhyyo
tcl@8.6.12	 /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tcl-8.6.12-gzsqanr3vyp62dwb2oycbepiw6b4pdd4
tcl@8.6.12	 /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tcl-8.6.12-niuov46w64jhdlzrw3davh526iugjsov
trilinos@13.0.1  /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/trilinos-13.0.1-dgw2szm2zt67vlvjiksjggs2byk7jqxj
zlib@1.2.8	 /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.8-iswfldxa6vk6wnomcasfi57ynhpr5dxg
zlib@1.2.13	 /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
==> 9 installed packages

Customizing Compilers

Spack manages a list of available compilers on the system, detected automatically from the user’s PATH variable. The spack compilers command is an alias for the command spack compiler list.

$ spack compilers
==> Available compilers
-- clang ubuntu22.04-x86_64 -------------------------------------
clang@14.0.0

-- gcc ubuntu22.04-x86_64 ---------------------------------------
gcc@11.3.0  gcc@10.4.0

The compilers are maintained in a YAML file. Later in the tutorial you will learn how to configure compilers by hand for special cases. Spack also has tools to add compilers, and compilers built with Spack can be added to the configuration.

$ spack install gcc@12
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libiconv-1.17-7wr75cescbtfyjppbbvswfpurs3gtxyf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libsigsegv-2.14-okig24f4hxju4we3kmbfzfwu3egktfhh
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/berkeley-db-18.1.40-7sohpazzvalaxarn3pxs4du7qrcde7vf
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/bzip2-1.0.8-dca2qygvz7nc6q6ci2ikw7ltc2v4pryo
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/ncurses-6.4-4dokmxjlgawyprrnkewx3aiwppdbwbts
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zlib-1.2.13-mntflxrgekkm5lbpbl5r66lh2ieted4y
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libtool-2.4.7-qkvj7amqg5545llggv4k4jkgslrncfdu
==> Installing autoconf-archive-2023.02.20-5wwl7c6vegyg3sxhaocr3ptbv7mz7kvq
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-autoconf-archive-2023.02.20-5wwl7c6vegyg3sxhaocr3ptbv7mz7kvq.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/autoconf-archive-2023.02.20/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-autoconf-archive-2023.02.20-5wwl7c6vegyg3sxhaocr3ptbv7mz7kvq.spack
==> Extracting autoconf-archive-2023.02.20-5wwl7c6vegyg3sxhaocr3ptbv7mz7kvq from binary cache
==> autoconf-archive: Successfully installed autoconf-archive-2023.02.20-5wwl7c6vegyg3sxhaocr3ptbv7mz7kvq
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/autoconf-archive-2023.02.20-5wwl7c6vegyg3sxhaocr3ptbv7mz7kvq
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/xz-5.4.1-4kpkw5anjs35mccxgsw24ooonnpk7pkx
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/zstd-1.5.5-qoo4rlopj4vqbc6k633cu3tzawtfjjvh
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmake-4.4.1-guaj3kbmbrdgqupr5u3zd42ga3kong7l
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/diffutils-3.9-zdl3dicv5j27w25e54v52bww5n3h4c74
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/readline-8.2-tddm2ffpgbcwobqdzn57di2n7oeqxryv
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/pigz-2.7-aln73eomrjghrlg6q2ida2rr4ylvg2cp
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/libxml2-2.10.3-pcbenkircucqrjzgyud6xzgxfptjz6x6
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/m4-1.4.19-llbjfk2fqzzlgbnubr345ym5mg2nrcfu
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gdbm-1.23-ba4juc3qtagyyn5vkmuxzentr6qrtzmr
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/tar-1.34-e77cf6ahyuvzxeaojxrc5meo7cbwfbxo
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/perl-5.36.0-j5tavdsri7znb4h7q57mu67bnx54p2fb
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gettext-0.21.1-p4obvgx4436lyrtjhu3xvosfkyjpgi7o
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/automake-1.16.5-oa3w4kfggbgkzhefkp3dtnd4oxk3gni7
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/autoconf-2.69-t4nuen3izojzz42zd4numq2dbswdl7uq
==> Installing texinfo-7.0.3-tcpqklsvbozob5vqvf4nkc3z7rood77q
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-texinfo-7.0.3-tcpqklsvbozob5vqvf4nkc3z7rood77q.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/texinfo-7.0.3/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-texinfo-7.0.3-tcpqklsvbozob5vqvf4nkc3z7rood77q.spack
==> Extracting texinfo-7.0.3-tcpqklsvbozob5vqvf4nkc3z7rood77q from binary cache
==> texinfo: Successfully installed texinfo-7.0.3-tcpqklsvbozob5vqvf4nkc3z7rood77q
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[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/texinfo-7.0.3-tcpqklsvbozob5vqvf4nkc3z7rood77q
==> Installing gmp-6.2.1-7kxi3rr3qduvmao43tjigamo2eqdme4q
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gmp-6.2.1-7kxi3rr3qduvmao43tjigamo2eqdme4q.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmp-6.2.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gmp-6.2.1-7kxi3rr3qduvmao43tjigamo2eqdme4q.spack
==> Extracting gmp-6.2.1-7kxi3rr3qduvmao43tjigamo2eqdme4q from binary cache
==> gmp: Successfully installed gmp-6.2.1-7kxi3rr3qduvmao43tjigamo2eqdme4q
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.06s.  Total: 0.07s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gmp-6.2.1-7kxi3rr3qduvmao43tjigamo2eqdme4q
==> Installing mpfr-4.2.0-aiys7vci7zwuci5phi5yje7ql3des4jw
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-mpfr-4.2.0-aiys7vci7zwuci5phi5yje7ql3des4jw.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/mpfr-4.2.0/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-mpfr-4.2.0-aiys7vci7zwuci5phi5yje7ql3des4jw.spack
==> Extracting mpfr-4.2.0-aiys7vci7zwuci5phi5yje7ql3des4jw from binary cache
==> mpfr: Successfully installed mpfr-4.2.0-aiys7vci7zwuci5phi5yje7ql3des4jw
  Search: 0.00s.  Fetch: 0.02s.  Install: 0.11s.  Total: 0.13s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/mpfr-4.2.0-aiys7vci7zwuci5phi5yje7ql3des4jw
==> Installing mpc-1.3.1-3qvnliw6zs6ohb4byzfk5uot7bbxtj7o
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-mpc-1.3.1-3qvnliw6zs6ohb4byzfk5uot7bbxtj7o.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/mpc-1.3.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-mpc-1.3.1-3qvnliw6zs6ohb4byzfk5uot7bbxtj7o.spack
==> Extracting mpc-1.3.1-3qvnliw6zs6ohb4byzfk5uot7bbxtj7o from binary cache
==> mpc: Successfully installed mpc-1.3.1-3qvnliw6zs6ohb4byzfk5uot7bbxtj7o
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.05s.  Total: 0.06s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/mpc-1.3.1-3qvnliw6zs6ohb4byzfk5uot7bbxtj7o
==> Installing gawk-5.2.1-6lk2khkbulgzyi4dhcp454zctpwz332m
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gawk-5.2.1-6lk2khkbulgzyi4dhcp454zctpwz332m.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gawk-5.2.1/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gawk-5.2.1-6lk2khkbulgzyi4dhcp454zctpwz332m.spack
==> Extracting gawk-5.2.1-6lk2khkbulgzyi4dhcp454zctpwz332m from binary cache
==> gawk: Successfully installed gawk-5.2.1-6lk2khkbulgzyi4dhcp454zctpwz332m
  Search: 0.00s.  Fetch: 0.01s.  Install: 0.10s.  Total: 0.11s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gawk-5.2.1-6lk2khkbulgzyi4dhcp454zctpwz332m
==> Installing gcc-12.1.0-s5e5zwrzqozb5e6liaz3tjm6achptgzx
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gcc-12.1.0-s5e5zwrzqozb5e6liaz3tjm6achptgzx.spec.json.sig
==> Fetching file:///mirror/build_cache/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gcc-12.1.0/linux-ubuntu22.04-x86_64_v3-gcc-11.3.0-gcc-12.1.0-s5e5zwrzqozb5e6liaz3tjm6achptgzx.spack
==> Extracting gcc-12.1.0-s5e5zwrzqozb5e6liaz3tjm6achptgzx from binary cache
==> gcc: Successfully installed gcc-12.1.0-s5e5zwrzqozb5e6liaz3tjm6achptgzx
  Search: 0.00s.  Fetch: 1.40s.  Install: 15.04s.  Total: 16.43s
[+] /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gcc-12.1.0-s5e5zwrzqozb5e6liaz3tjm6achptgzx
$ spack find -p gcc
-- linux-ubuntu22.04-x86_64_v3 / gcc@11.3.0 ---------------------
gcc@12.1.0  /home/spack/spack/opt/spack/linux-ubuntu22.04-x86_64_v3/gcc-11.3.0/gcc-12.1.0-s5e5zwrzqozb5e6liaz3tjm6achptgzx
==> 1 installed package

We can add GCC to Spack as an available compiler using the spack compiler add command. This will allow future packages to build with gcc@12.1.0. To avoid having to copy and paste GCC’s path, we can use spack location -i to get the installation prefix.

$ spack compiler add "$(spack location -i gcc@12)"
==> Added 1 new compiler to /home/spack/.spack/linux/compilers.yaml
    gcc@12.1.0
==> Compilers are defined in the following files:
    /home/spack/.spack/linux/compilers.yaml

We can also remove compilers from our configuration using spack compiler remove <compiler_spec>

$ spack compiler remove gcc@12
==> Removed compiler gcc@12.1.0