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Date:	Tue, 9 Dec 2014 14:05:51 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Possible resource leak
Message-ID:	<20141209130551.GK3810@calimero.vinschen.de>
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On Dec  9 13:25, Petr Tit=C4=9Bra wrote:
> On 9.12.2014 10:58, Marco Atzeri wrote:
> >On 12/9/2014 9:53 AM, Petr Tit=C4=9Bra wrote:
> >>Hello,
> >>
> >>I'm dealing with possible resource leak in cygwin on Windows-7. I'm
> >>running a script which repeatedly calls another script (every 5
> >>seconds). After a while script ends with memory error. All my memory
> >>seems to be eaten by Page Table entries and in the memory map I see a
> >>lot of cygwin processes with 4 pages allocated (I can provide screenshot
> >>if neccessary). Is this known issue?
> >>
> >>Attached is cygcheck output without any modification.
> >>
> >>
> >>Petr Titera
> >>
> >
> >without the scripts or a simplified version that exhibits the issue,
> >it is impossible to state if it is due to any cygwin programs or it is
> >due to https://cygwin.com/acronyms/#PEBCAK
> >
> Hello,
>=20
> I can understand this. And it might definitely be PEBKAC. But what I see =
is
> real and I do not thing I've screwed my scripts so much.
>=20
> Attached is simple reproducer I was able to get from my scripts. If you w=
ill
> test it you will have to change base url in fetchData.sh.
>=20
> When I run this script for a while I see a lot of 'zombie' bash, sleep and
> wget processes in RamMap (they do not show in task manager). I can provide
> screenshot.
>=20
> If that would matter I run this scrips from truecrypted disk.

I don't know if that matters but I don't think so.  Running some
virus scanner (see https://cygwin.com/faq/faq.html#faq.using.bloda)
may be the culprit.  FWIW, I can't reproduce the issue with the script
you provided.  Process number (even hidden ones) and memory usage are
stable.


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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