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Date:      Thu, 19 Feb 2004 08:53:52 +0800
From:      David Xu <davidxu@freebsd.org>
To:        Kris Gale <kris-fbsd@asn.net>
Cc:        freebsd-threads@freebsd.org
Subject:   Re: More on MySQL -- Fatal trap 12
Message-ID:  <40340920.6010002@freebsd.org>
In-Reply-To: <50155.68.3.131.72.1077121998.squirrel@mail.asn.net>
References:  <56666.68.106.19.246.1077058348.squirrel@mail.asn.net> <Pine.GSO.4.10.10402171926550.4193-100000@pcnet5.pcnet.com> <49327.68.106.19.246.1077066768.squirrel@mail.asn.net> <40332E18.6090209@freebsd.org> <50155.68.3.131.72.1077121998.squirrel@mail.asn.net>

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Kris Gale wrote:

>>Can you tell us what scheduler are you using ?  if it is ULE, can you
>>try 4BSD too ?
>>I think this is a heavy load for scheduler too, not just for pthread
>>library.
>>    
>>
>
>Originally, I was using 4BSD, but I switched to ULE yesterday.  Same
>problems either way.
>  
>
With ULE,  your test program failed on my machine, but with 4BSD, I got:

Threads (connected/running/created/cached): 1801/91/3607/0
Threads (connected/running/created/cached): 1801/90/3607/0
Threads (connected/running/created/cached): 1801/91/3607/0
Threads (connected/running/created/cached): 1801/91/3607/0
Threads (connected/running/created/cached): 1801/91/3607/0
...

It is working fine 10 minutes without any problem.

>Kris Gale
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>  
>




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