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Message-ID:	<430DA017.5000402@vihmapuu.ee>
Date:	Thu, 25 Aug 2005 13:40:23 +0300
From:	Raul Metsma <raul AT vihmapuu DOT ee>
User-Agent:	Mozilla Thunderbird 1.0.6 (Windows/20050716)
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To:	cygwin AT cygwin DOT com
Subject:	Re: Problems with Windows threads and cygwin sleep()
References:	<20050824185143 DOT 76C69A01 AT data DOT zone DOT ee> <Pine DOT LNX DOT 4 DOT 62 DOT 0508241458460 DOT 26825 AT ns DOT pyerotechnics DOT com> <430D688D DOT 1070205 AT vihmapuu DOT ee> <Pine DOT CYG DOT 4 DOT 58 DOT 0508251054550 DOT 1272 AT mordor> <430D8FC8 DOT 8090906 AT vihmapuu DOT ee> <20050825100234 DOT GL17452 AT calimero DOT vinschen DOT de>
In-Reply-To:	<20050825100234.GL17452@calimero.vinschen.de>
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Seems this is something related CPU-s or total Windows thread count
I tested it on Windwos 2003, where are 2x2,4GHz Intel Xeon
There occurs this issue on 800 threads
Maybe is this something related with OS?

Raul Metsma

Corinna Vinschen wrote:
> On Aug 25 12:30, Raul Metsma wrote:
> 
>>Ohh never get this right :(
>>Actually I am more system administrator than programmer
>>
>>Lets try again:
>>http://rtedev.com/~raul/threads/threads.c
>>Compile this program under mingw
>>gcc -o threads.exe threads.c
>>./threads 600
>>
>>now compile
>>http://rtedev.com/~raul/threads/main.c
>>with cygwin
>>and when I execute this, then threads.exe will eat 100% CPU
> 
> 
> Er... well, no, not on my system.  It takes 3 to 5% CPU and that
> doesn't change when starting main.exe.
> 
> 
> Corinna
> 

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