[Zope-Coders] Unittests for 2.7 failing in a unpredictable way

[Andreas Jung]

--On Dienstag, 7. September 2004 0:03 Uhr -0400 Tim Peters 
<tim.peters at gmail.com> wrote:

> [Andreas Jung, on sporadic failures in 2.7 ZEO and ZODB thread tests]
>> So your message is that we don't have to worry much about the failures?
>> I just need to know if this is something that could be ignored or not.
>
> It's part of my job to worry about them, but you're welcome to worry
> about them too (although I advise against that <wink>).  If one of
> these tests fails in isolation on an otherwise-quiet machine, then
> it's something I'll worry a lot more about, because that could well be
> indicative of a real bug.  As is, I've spent literally months of my
> life making these tests more reliable, and almost all of that turned
> out to be plugging timing holes in the tests themselves.  Such efforts
> pay, but we don't have enough ZODB manpower in-house anymore to afford
> to do that in addition to higher-priority ZODB tasks.
>
> So if you see a repeatable failure on an otherwise-quiet box, I'm all
> ears.  Else feel free to report it anyway, and I'll it add to my file
> (there is one!) of "mysterious, sporadic ZEO test failures".  That's
> pretty much a write-only file, though.

Just because there is only a very small number of people understanding the 
ZODB
in detail (I am not counting myself as a ZODB expert) it is important for 
me as release
manager to know if there is a serious problem. But I trust in you and I 
will try to ignore
the sporadic failures in the future :-)

Thanks,
Andreas
there