From mboxrd@z Thu Jan 1 00:00:00 1970 From: Muthusamy Subject: Re: unable to get load latency info Date: Tue, 4 Mar 2014 02:43:25 -0800 (PST) Message-ID: <1393929805.25511.YahooMailNeo@web125403.mail.ne1.yahoo.com> References: <1393568679.86476.YahooMailNeo@web125402.mail.ne1.yahoo.com> <87bnxrcq0y.fsf@tassilo.jf.intel.com> <531095B3.3070800@bsc.es> <20140228164510.GU22728@two.firstfloor.org> <1393823578.5408.YahooMailNeo@web125402.mail.ne1.yahoo.com> <5314343E.803@bsc.es> <1393851732.26401.YahooMailNeo@web125404.mail.ne1.yahoo.com> <531490AC.70605@bsc.es> Reply-To: Muthusamy Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from nm11-vm6.bullet.mail.ne1.yahoo.com ([98.138.91.104]:35378 "EHLO nm11-vm6.bullet.mail.ne1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756777AbaCDKn0 convert rfc822-to-8bit (ORCPT ); Tue, 4 Mar 2014 05:43:26 -0500 In-Reply-To: <531490AC.70605@bsc.es> Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: Harald Servat , "linux-perf-users@vger.kernel.org" >>> On Monday, March 3, 2014 1:20 PM, Harald Servat=A0 > wrote: > I notice that you provide on an earlier output a uname -a showed=A0 > 2.6.32-xxxx but perf --version showed version 3.12.11, and they don't= =A0 > match but should. Are you running on 2.6.x or on 3.12.x? After upgrading the kernel, it did work. Thanks a lot for the support. Regards, Muthusamy C > On Monday, March 3, 2014 7:54 PM, Harald Servat wrote: > > On 03/03/14 14:02, Muthusamy wrote: >>> On Monday, March 3, 2014 1:20 PM, Harald Servat=20 > wrote: >>> =A0 =A0 so I imagine that you're ok with respect to OS. >>> =A0 =A0 =A0 Besides of that, the Intel Manual [1] says in section 1= 8.7.1.1=20 > that >>> Nehalem (and I'd would guess Westmere, as it is a Nehalem=20 > successor) >>> supports PEBS, so it should work. >>=20 >>=20 >> So, what am I missing. Is there something the kernel needs to be en= abled=20 > for PEBS. If yes, how do I know if it is enabled. >>=20 >> Regards, >> Muthusamy C >>=20 >=20 > I notice that you provide on an earlier output a uname -a showed=20 > 2.6.32-xxxx but perf --version showed version 3.12.11, and they don't= =20 > match but should. Are you running on 2.6.x or on 3.12.x? >=20 >=20 > Regards >=20 >=20 > WARNING / LEGAL TEXT: This message is intended only for the use of th= e > individual or entity to which it is addressed and may contain > information which is privileged, confidential, proprietary, or exempt > from disclosure under applicable law. If you are not the intended > recipient or the person responsible for delivering the message to the > intended recipient, you are strictly prohibited from disclosing, > distributing, copying, or in any way using this message. If you have > received this communication in error, please notify the sender and > destroy and delete any copies you may have received. >=20 > http://www.bsc.es/disclaimer >=20