Faster builds
Jeff Sheltren
jeff at osuosl.org
Fri Jan 4 03:07:49 UTC 2008
On Jan 3, 2008, at 5:59 PM, Michael Schwendt wrote:
> Some good news for package maintainers with many sub-packages:
>
> Plague used to sleep at least 20 seconds for each (!) file it had to
> download from a builder. Even downloading the several small log
> files used
> to take at least 20 seconds *each*.
>
> Reading and debugging the code, I found the source of the problem and
> taught the build server to sleep less when files are being downloaded.
> Interestingly, the speedup is noticeable even for tiny build-jobs,
> e.g.
>
> revisor down from 7m to 4m
> nagios down from 6m to 4m
>
> but it will be incredible for build-jobs with a larger number of pkgs
> (e.g. try moodle or nagios-plugins which are in EPEL already). That
> means, such packagers get the build-results and the mail notification
> much faster.
>
Michael, that's very cool. This has always been something that bugged
me when using plague, but I never got around to figuring out why the
"downloading" code was so slow, even locally. Would you mind posting
a patch for plague with your changes?
Thanks,
Jeff
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