[Buildbot-devel] FileDownload step never finishes

Timothee Besset ttimo at idsoftware.com
Wed Nov 21 21:34:36 UTC 2007

Well I have 100% reproductibility on my current setup, do you need me to
run some things to identify the problem? Maybe some verbose patch or
possible fixes?


Brian Warner wrote:
>> Does anyone know what the problem is likely to be?
> Not offhand, but I know that FileDownload/upload has a control-flow problem
> when the number of segments it sends gets large, something is screwed up that
> causes each segment to get a new stack frame, until you can hit
> "RuntimeError: maximum recusion depth exceeded" exceptions.
> I've got a test case to provoke this failure, attached to ticket #106, but I
> haven't been able to figure out the cause yet, nor a fix.
> This might or might not be related to the problem you're seeing. The problem
> with stack-overflows is that error reporting is usually borked, since the
> code that captures the error and tries to describe it to you needs a few
> stack frames of its own, so it's common for the exception to not get logged
> as well as usual.
> cheers,
>  -Brian
> #106: http://buildbot.net/trac/ticket/106
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