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From: Joe Buehler <jbuehler AT hekimian DOT com>
Subject: Re: Process hang(100% CPU Usage) when concurrent calling select(),cygwin1.5.5-1
 WinXP/Win2000
Date: Fri, 07 Nov 2003 10:44:20 -0500
Organization: Spirent Communications, Inc.
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Message-ID: <3FABBDD4.6090900@hekimian.com>
References: <E1AH1u4-0003nc-00 AT quimby DOT gnus DOT org>
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zhouxin wrote:

>     If the udp worker's count greater than 18,some thread's select() hang and process
> take 100% cpu:

My vague recollection is that Cygwin allocates threads to handle select().
Interestingly, there is a static pool of 18 threads internally before switching
to dynamically created threads.  So there may be some problem related to the
dynamically allocated threads code.
-- 
Joe Buehler



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