Unreliability of the build system

[Simon Marlow]

Geoff - is it possible that this problem might be caused by time skew 
between NFS servers?  Are any parts of the build, or files accessed by 
it, on NFS?

Cheers,
	Simon

On 24/06/13 23:44, Geoffrey Mainland wrote:
> On 06/24/2013 09:21 PM, Jan Stolarek wrote:
>>> My only claim was that I have a set of steps that can reliably reproduce
>>> an error on my system, not that these steps will reliably reproduce it
>>> on an arbitrary system, e.g., yours. Still, being able to reliably
>>> reproduce an error, even if only on one system, is *very* useful.
>>   just misunderstood your use of the word "reliable". Certainly having
> this level of
>> reproducibility is very helpful in debugging, even if it's only on one
> machine.
>>
>>> So, to be clear, you see recache errors sporadically and for different
>>> sets of tests across different runs, and you are running validate with
>>> no extra arguments, single-threaded, on a Linux x86_64 system with an
>>> ext4 file system?
>> Yes, except I would say "very often" instead of "sporadically". I'm
> not sure about
>> single-threaded. I run validate without any parameters - doesn't it
> use more then one thread in
>> this case?
>
> It looks like running validate without any parameters will use 2
> threads.
>
> I've pushed a fix (I hope) for this issue. Could you check and see if
> it's fixed for you now?
>
> Geoff
>
>
>
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