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From: David Ahern <dsahern@gmail.com>
To: Yipeng Huang <yipeng@gmail.com>
Cc: linux-perf-users@vger.kernel.org
Subject: Re: perf stat: Doubt about stall cycle support
Date: Wed, 21 Mar 2012 20:30:35 -0600	[thread overview]
Message-ID: <4F6A8ECB.5090609@gmail.com> (raw)
In-Reply-To: <loom.20120322T013621-317@post.gmane.org>

On 3/21/12 6:43 PM, Yipeng Huang wrote:
> Since I am on a much newer kernel, could it be the case that reading stall
> cycles is not supported by my hardware rather than by the kernel?

Sandy Bridge and Westmere support should be in 3.0. Are you sure your 
processor supports it?

David

      parent reply	other threads:[~2012-03-22  2:30 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-21  4:42 perf stat: Doubt about stall cycle support Yipeng Huang
2012-03-21 14:46 ` David Ahern
     [not found]   ` <CAB_n8zK5b0jWA=retCX12DGmrb19gMd2UxJGWkn6HD9nFrdiAQ@mail.gmail.com>
2012-03-21 16:24     ` David Ahern
2012-03-22  0:43       ` Yipeng Huang
2012-03-22  1:17         ` Vince Weaver
2012-03-24  1:55           ` yipeng
2012-03-22  2:30         ` David Ahern [this message]

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