Hi Paul,
Thank you for your information, it greatly helps :).
I have another question.
Since the dispatch op mode is the preferred IBS op mode, I assume this is
also the default mode when we do ibs ops sampling.
Please correct me if I am wrong.
Besar
Graduate Student
University of Houston
> Hello Besar --
>
> The Opteron 2378 is a third generation Opteron ("Shanghai").
> As such, it will support IBS including the dispatch op sampling
> mode for IBS op sampling. This is the preferred IBS op mode since
> it produces a regular distribution of op samples and the distribution
> reflects the execution frequency of the basic blocks/instructions.
>
> The Opteron 2378 is stepping C2, so yep, it's RevC. Family 10h
> processors starting with RevC support the dispatched op sampling mode.
>
> Hope this helps -- pj
>
> Paul Drongowski
> Senior Member of Technical Staff
> AMD CodeAnalyst team
> Advanced Micro Devices, Inc.
>
> -----Original Message-----
> From: bes...@cs.uh.edu [mailto:bes...@cs.uh.edu]
> Sent: Saturday, August 28, 2010 1:18 PM
> To: perfmon2-devel@lists.sourceforge.net
> Subject: [perfmon2] Clarification IBS support on Opteron proc
>
> Dear all,
>
> My adviser is going to purchase new server with AMD Opteron 2378 processor
> inside.
>
> Could anyone help me make sure that this processor is Opteron RevC and
> support IBS ?
>
> I really appreciate all the help.
>
>
> Thanks,
>
> Besar
>
>
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