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Date: Wed, 03 Aug 2011 10:30:38 +0200
From: Marco atzeri <marco DOT atzeri AT gmail DOT com>
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To: cygwin AT cygwin DOT com
Subject: Re: Commands slow in wait_sig.
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On 8/3/2011 9:44 AM, texas salsa wrote:
>
> Hello there,
>
> I use Cygwin to do some complex text processing jobs using shell scripts on Thinkpad X200s Windows XP sp3. It had worked fine before but at some point I noticed the job started to take much time to complete. It is taking about ten times period compare to before. I don't know what had triggered this exactly.
>
> $ while true ;do /usr/bin/date ;done|uniq -c
>        1 Wed Aug  3 16:21:05     2011
>        1 Wed Aug  3 16:21:06     2011
>        1 Wed Aug  3 16:21:08     2011
>        1 Wed Aug  3 16:21:09     2011
>        1 Wed Aug  3 16:21:10     2011
>        2 Wed Aug  3 16:21:11     2011
>        1 Wed Aug  3 16:21:12     2011
> $ time date
> Wed Aug  3 16:23:19     2011
> real    0m0.905s
> user    0m0.077s
> sys     0m0.562s
>
> $ uname -a
> CYGWIN_NT-5.1 IBM-8DE0336DAA4 1.7.9(0.237/5/3) 2011-03-29 10:10 i686 Cygwin
>
> So one command take about 1 sec to complete. On other machines with similar configuration the above testing shows about 10 forks/sec on average.

similar machine T410 with XP SP3
using latest snapshots

$ while true ;do /usr/bin/date ;done|uniq -c
      51 Wed Aug  3 10:23:36 WEDT 2011
      50 Wed Aug  3 10:23:37 WEDT 2011
      50 Wed Aug  3 10:23:38 WEDT 2011
      51 Wed Aug  3 10:23:39 WEDT 2011
      51 Wed Aug  3 10:23:40 WEDT 2011


$ time date
Wed Aug  3 10:29:58 WEDT 2011

real    0m0.016s
user    0m0.030s
sys     0m0.000s

>
> Yuta
>   		 	   		

possible cause: bash-completion installed or  BLODA (mainly antivirus)

Regards
Marco


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