[Buildbot-devel] Buildbot performance with 25+ slaves

[John Wieland]

Thanks for the tips. I'll see how I go Monday.

Where would the infinite loop be occurring, on the master side or the slave
side?


On 17 November 2012 12:36, Dustin J. Mitchell <dustin at v.igoro.us> wrote:

> I'm with Benoît -- you're not anywhere close to Buildbot's capacity.
>
> Option 1, corrupt DB, is certainly possible -- and deleting or moving
> aside state.sqlite is a reasonable way to find out (although note that
> moving it aside then moving it back will likely be problematic).
>
> There are scattered reports (http://trac.buildbot.net/ticket/1992 and
> http://trac.buildbot.net/ticket/2055) of livelock problems.  One was
> due to a bug in Python tickled by OpenBSD's pthreads implementation,
> while the other appears to be due to the way 'buildbot start' works.
> Consider starting buildbot with 'twistd -noy buildbot.tac' instead,
> and see if that helps.
>
> If nothing else, try stracing the process and send me a sufficient but
> not overwhelming quantity of output..
>
> Dustin
>
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