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Subject: SMP performance degradation with sysbench
From: Lorenzo Allegrucci <l_allegrucci@yahoo.it>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@elte.hu>, Suparna Bhattacharya <suparna@in.ibm.com>,
       Jens Axboe <jens.axboe@oracle.com>
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Date: Sun, 25 Feb 2007 18:44:35 +0100
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Hi lkml,

according to the test below (sysbench) Linux seems to have scalability
problems beyond 8 client threads:
http://jeffr-tech.livejournal.com/6268.html#cutid1
http://jeffr-tech.livejournal.com/5705.html
Hardware is an 8-core amd64 system and jeffr seems willing to try more
Linux versions on that machine.
Anyway, is there anyone who can reproduce this?


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