From mboxrd@z Thu Jan 1 00:00:00 1970 From: Manuel Selva Subject: Re: Load latency sampling on Sandy Bridge Date: Wed, 29 Oct 2014 21:15:30 +0100 Message-ID: <54514AE2.9010702@insa-lyon.fr> References: <5450A049.3040803@insa-lyon.fr> <90E64847-211C-4331-82D1-763FC17C03CE@insa-lyon.fr> <545136EF.9030503@insa-lyon.fr> <54513E55.9060503@insa-lyon.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from smtp.insa-lyon.fr ([134.214.182.244]:42931 "EHLO smtp.insa-lyon.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755465AbaJ2UPm (ORCPT ); Wed, 29 Oct 2014 16:15:42 -0400 In-Reply-To: Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: Vince Weaver Cc: "linux-perf-users@vger.kernel.org" many thanks, it works !!! On ubuntu: sudo apt-get install intel-microcode ----- Manu On 10/29/2014 09:02 PM, Vince Weaver wrote: > On Wed, 29 Oct 2014, Manuel Selva wrote: > >> perf_event_intel: PEBS disabled due to CPU errata, please upgrade microcode >> >> Does it mean that I must "upgrade my hardware" through the upgrade of >> microcode ? I never did such a thing. > > Usually the microcode is updated at boot time. Usually your distribution > will have some sort of microcode update package you can install that will > do this for you automatically. > > Vince > -- > 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 > >