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From: "Mark Paulus" <mpaulus78 AT earthlink DOT net>
To: "cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>,
   "Larry Hall (RFK Partners, Inc)" <lhall AT rfk DOT com>
Date: Wed, 17 Apr 2002 12:07:13 -0600
Reply-To: "Mark Paulus" <mpaulus78 AT earthlink DOT net>
In-Reply-To: <4.3.1.2.20020417125559.057c1ec8@pop.ma.ultranet.com>
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Subject: Re: cygwin randomly pauses under Win2k

Ah yes.  My instructor for our Advanced Unix course
was always fond of stating:  "It is perfectly acceptable
to smother your performance problems with hardware."


On Wed, 17 Apr 2002 12:59:10 -0400, Larry Hall (RFK Partners, Inc) wrote:

>Yep.  That's the occasional detriment of strace.  It hides the problem you're
>looking to track.  I wouldn't dismiss it's potential as a solution for your
>problem so quickly though.  strace with a much larger disk and a top-of-the-
>line processor is a clear win! ;-)
>
>Sorry it wasn't more help to you.
>
>Larry Hall                              lhall AT rfk DOT com
>RFK Partners, Inc.                      http://www.rfk.com
>838 Washington Street                   (508) 893-9779 - RFK Office
>Holliston, MA 01746                     (508) 893-9889 - FAX
>
>
>
>At 12:56 PM 4/17/2002, Mark Paulus wrote:
>>Great!
>>
>>I set up a strace on the 'doit script', and the very act of
>>running strace seems to make everything behave as 
>>expected.  But, I can't run this thing all the time, as 
>>strace generates a small quantity of output.
>>Oh well, I'll keep monitoring it for a while and see what
>>comes out.....
>>
>>
>>
>>
>>On Tue, 16 Apr 2002 12:17:11 -0400, Larry Hall (RFK Partners, Inc) wrote:
>>
>> >At 12:03 PM 4/16/2002, Mark Paulus wrote:
>> >>I have this wierd behaviour, and it is causing some stats that I 
>> >>run to whack out.....
>> >>
>> >>Every now and again (every 15-30 minutes or so), my cygwin apps
>> >>pause for 1-2 MINUTES....   I have written a simple script to capture
>> >>this behaviour:
>> >
>> >
>> >If you're interested in trying to track down why you see this behavior, you
>> >might want to try running with strace.  With it, you should be able to 
>> >pinpoint any Cygwin internals that are in force when you see this pause.
>> >
>> >
>> >Larry Hall                              lhall AT rfk DOT com
>> >RFK Partners, Inc.                      http://www.rfk.com
>> >838 Washington Street                   (508) 893-9779 - RFK Office
>> >Holliston, MA 01746                     (508) 893-9889 - FAX
>> >
>> >
>> >--
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>> >
>>
>




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