linux-kernel - Re: cpu load balancing problem on smp

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Message-ID: <45C96AC1.4030301@linux.intel.com>
Date:	Wed, 07 Feb 2007 06:59:29 +0100
From:	Arjan van de Ven <arjan@...ux.intel.com>
To:	Marc Donner <donner@...-breitband.de>
CC:	linux-kernel@...r.kernel.org
Subject: Re: cpu load balancing problem on smp

Marc Donner wrote:
> 501:     215717     209388     209430     202514   PCI-MSI-edge      eth10
> 502:        927       1019       1053        888   PCI-MSI-edge      eth11

this is odd, this is not an irq distribution that irqbalance should 
give you
1
> NMI:        451         39         42         46
> LOC:     170899     170864     170846     170788
> ERR:          0
> 
> top output:
> 
> top - 01:45:32 up 16 min,  2 users,  load average: 1.04, 0.92, 0.50
> Tasks:  81 total,   3 running,  78 sleeping,   0 stopped,   0 zombie
> Cpu0  :  0.0% us,  0.0% sy,  0.0% ni,  0.0% id,  0.0% wa,  0.0% hi, 100.0% si
>
and this doesn't match the irq output...
sounds as if something has a real bug; can you send an lsmod ? maybe 
some driver keeps doing si's
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