From mboxrd@z Thu Jan 1 00:00:00 1970 From: Manuel Selva Subject: Re: memory read/write access counts event in perf Date: Sat, 02 Nov 2013 12:06:09 +0100 Message-ID: <5274DCA1.2050405@gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wi0-f170.google.com ([209.85.212.170]:38439 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751876Ab3KBLGM (ORCPT ); Sat, 2 Nov 2013 07:06:12 -0400 Received: by mail-wi0-f170.google.com with SMTP id ex4so274681wid.3 for ; Sat, 02 Nov 2013 04:06:11 -0700 (PDT) In-Reply-To: Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: caobenzhi , linux-perf-users@vger.kernel.org Hi, You can have a look at the "perf mem record" and "perf mem report" tools. On Intel hardware, the recording of memory latency is done through the PEBS load latency facility. Manu On 11/02/2013 10:25 AM, caobenzhi wrote: > Hi,everyone~ > Recently I want to use perf to count the memory read/write access times, but > when I use perf list|help, I can't find corresponding events? Does perf > cannot be used to count memory access times? Any help will be appreciated, > thanks a lot~ > Best > > -- > To unsubscribe from this list: send the line "unsubscribe linux-perf-users" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >