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Subject:	Re: Cygwin bash for loops : repeated errors : [main] bash 1972 fork: child -1 - CreateProcessW failed for <bash.exe> errno 9 bash: fork: Bad file descriptor
To:	cygwin AT cygwin DOT com
References:	<5603C7B9 DOT 7090901 AT null DOT net>
From:	Marco Atzeri <marco DOT atzeri AT gmail DOT com>
Message-ID:	<5603CC23.2010202@gmail.com>
Date:	Thu, 24 Sep 2015 12:10:43 +0200
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On 24/09/2015 11:51, litter AT null DOT net wrote:
> .> On 23/09/2015 17:03, litter AT null DOT net wrote:
>>>> It seems a race problem, due to the repetitive fork of grep
>>>> for every line of some-file
>>>
>>> So why does it fail? Seems like a bug to me!
>>>
>>> Regards,
>>> Paul
>>
>> As does not fail on my computer, I suspect is a race between your AV and
>> cygwin and sometimes cygwin wins.
>>
>>
>> Regards
>> Marco.
>
> Good for you. I don't have AV SW as I mentioned. And even so, that still makes it a bug.

Your system timing performance as so poor that something
is likely interfering.
Don't assume that is a cygwin bug.

> Anyhow, a suspicion is speculative. I thought this mailing list was meant to report issues, and I think this is an issue.

Yes, this is the right place.

> How can I further diagnose this? Is there a known way to further determine what's causing this?

start with
 > Problem reports:       http://cygwin.com/problems.html

"Run cygcheck -s -v -r > cygcheck.out and include that file as an 
attachment in your report. Please do not compress or otherwise encode 
the output. Just attach it as a straight text file so that it can be 
easily viewed. "

so we can look at your system configuration.

> Regards,
> Paul

Marco

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