[ovirt-devel] Vdsm tests are 4X times faster on travis

[Yaniv Kaul]

On Mon, Dec 5, 2016 at 9:59 AM, Barak Korren <bkorren at redhat.com> wrote:

> > Here are builds that do not change the build system:
> > - http://jenkins.ovirt.org/job/vdsm_master_check-patch-fc24-
> x86_64/5767/console:
> > 10:07
> > - http://jenkins.ovirt.org/job/vdsm_master_check-patch-el7-
> x86_64/4157/console:
> > 10:16
> >
> > So we about 2X times faster now.
>
> Awesome! also for fc24:
>
> 22:11:22 Init took 73 seconds
>
> 22:13:45 Install packages took 143 seconds
>
> So 3m 36s, our pending patches can probably bring that down to around
> 20s. That will get us to around 7m...
> Maybe we could shave some more seconds off by optimizing the git clone
> and making some of the cleanups happen less frequently.
> (It seems we spend 16s total outside of mock_runner.sh, so perhaps not
> much to gain there).
>
> So any more ideas where we can get extra 2-3m?
>

Can we run the tests in parallel in nose[1] ?
Y.

[1]
http://nose.readthedocs.io/en/latest/doc_tests/test_multiprocess/multiprocess.html


>
> Things we didn`t try yet:
> 1. Ensure all downloads happen through the proxy (there is a patch
> pending, but some tweaking in check_patch.sh may be needed as well)
> 2. Run mock in tmpfs (it has a plugin for that)
> 3. Avoid setting some FS attributes on files (mock is configured for
> that but we don't install the OS package needed to make that actually
> work)
>
> Nut sure any of the above will provide significant gains though.
>
> --
> Barak Korren
> bkorren at redhat.com
> RHCE, RHCi, RHV-DevOps Team
> https://ifireball.wordpress.com/
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> Devel at ovirt.org
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>
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