Thanks Corey, I think I'll take a look at the "perf" tool first.
On Wed, Jul 6, 2011 at 4:36 PM, Corey Ashford
<cjash...@linux.vnet.ibm.com>wrote:
> On 07/06/2011 12:45 PM, Ying Zhang wrote:
> > Thanks for your reply, Pradeep. I am conducting my experiment on an
> > Intel Xeon E5530 (Nahalem architecture) processor, and the operating
> > system is Fedora 13 X86_64. Can I use perfmon on this platform?
>
> No, because Fedora 13 is based upon the 2.6.33 kernel. The perfmon2
> patch set only works on 2.6.30 kernels and earlier.
>
> You're better off using the newer kernel API called perf_events.
> There's a user space tool that's available with Fedora 13 and later,
> called "perf" (do a "yum install perf" and you should get it).
>
> If you want to do exactly what you are talking about instead of using
> either "perf record" (for profiling) or "perf stat" (for counting
> events), you will need to write the code yourself.
>
> To write the code yourself, you could use either the raw kernel API, or
> use PAPI which should make your job a little easier.
>
> PAPI should also be available via yum in Fedora 13, I think (try "yum
> install papi").
>
> You can find the programming details of PAPI here:
>
> http://icl.cs.utk.edu/projects/papi/wiki/PAPIC:PAPI.3
>
> If you have specific questions about how to use PAPI, PAPI has its own
> mailing list.
>
> - Corey
>
>
> ------------------------------------------------------------------------------
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------------------------------------------------------------------------------
All of the data generated in your IT infrastructure is seriously valuable.
Why? It contains a definitive record of application performance, security
threats, fraudulent activity, and more. Splunk takes this data and makes
sense of it. IT sense. And common sense.
http://p.sf.net/sfu/splunk-d2d-c2
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