Re: [PATCH 0/3 v2] nmi perf fixes

[Stephane Eranian]

On Mon, Sep 13, 2010 at 12:07 PM, Cyrill Gorcunov <gorcunov@xxxxxxxxx> wrote:
> On Mon, Sep 13, 2010 at 11:54:59AM +0200, Stephane Eranian wrote:
>> Robert,
>>
>> I have able to reproduce very easily on:
>>
>> processor   : 0
>> vendor_id   : AuthenticAMD
>> cpu family  Â: 16
>> model     : 2
>> model name  Â: AMD Phenom(tm) 8450 Triple-Core Processor
>> stepping   Â: 3
>>
>> using:
>>
>> $ perf record -g ./hackbench 10
>> Time: 0.415
>> [ perf record: Woken up 3 times to write data ]
>> [ perf record: Captured and wrote 0.706 MB perf.data (~30841 samples) ]
>> $ dmesg | tail
>> [ Â418.946001] Uhhuh. NMI received for unknown reason 3d on CPU 0.
>> [ Â418.946001] Do you have a strange power saving mode enabled?
>> [ Â418.946001] Dazed and confused, but trying to continue
>>
>> This is with 2.6.36-rc4-tip as of this morning from tip-x86.
>>
>
> Hi Stephane, the hackbench is Ingo's one? I've been using
> http://people.redhat.com/mingo/cfs-scheduler/tools/hackbench.c
>
No, it's one I found via google search:

http://devresources.linuxfoundation.org/craiger/hackbench/
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