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| author | Tamara Dahlgren <35777542+tldahlgren@users.noreply.github.com> | 2020-12-17 08:23:55 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-12-17 17:23:55 +0100 |
| commit | b7d9e269ef55179ca04a543d150c09ff56048f4a (patch) | |
| tree | 001035c34156da706fbcbfb244b54b2b45b349d0 /lib | |
| parent | 860a945de62b513064b7a5724b29b97aa2e7fd1b (diff) | |
| download | spack-b7d9e269ef55179ca04a543d150c09ff56048f4a.tar.gz spack-b7d9e269ef55179ca04a543d150c09ff56048f4a.tar.bz2 spack-b7d9e269ef55179ca04a543d150c09ff56048f4a.tar.xz spack-b7d9e269ef55179ca04a543d150c09ff56048f4a.zip | |
docs: add single node concurrent build example (#20416)
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/spack/docs/packaging_guide.rst | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/lib/spack/docs/packaging_guide.rst b/lib/spack/docs/packaging_guide.rst index 7992256856..d436e4b88c 100644 --- a/lib/spack/docs/packaging_guide.rst +++ b/lib/spack/docs/packaging_guide.rst @@ -1864,14 +1864,21 @@ of ``mpich`` using the following command: $ srun -N 2 -n 8 spack install -j 4 mpich@3.3.2 -This will create eight concurrent four-job installation on two different +This will create eight concurrent, four-job installs on two different nodes. +Alternatively, you could run the same installs on one node by entering +the following at the command line of a bash shell: + +.. code-block:: console + + $ for i in {1..12}; do nohup spack install -j 4 mpich@3.3.2 >> mpich_install.txt 2>&1 &; done + .. note:: - The effective parallelism will be based on the maximum number of - packages that can be installed at the same time, which will limited - by the number of packages with no (remaining) uninstalled dependencies. + The effective parallelism is based on the maximum number of packages + that can be installed at the same time, which is limited by the + number of packages with no (remaining) uninstalled dependencies. .. _dependencies: |