Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755344AbZCES5Y (ORCPT ); Thu, 5 Mar 2009 13:57:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754389AbZCES5O (ORCPT ); Thu, 5 Mar 2009 13:57:14 -0500 Received: from hera.kernel.org ([140.211.167.34]:53954 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754308AbZCES5N (ORCPT ); Thu, 5 Mar 2009 13:57:13 -0500 Subject: Re: [PATCH] perfcounters: IRQ and NMI support on AMD CPUs From: Jaswinder Singh Rajput To: Peter Zijlstra Cc: Ingo Molnar , Paul Mackerras , lkml In-Reply-To: <1236278730.5187.378.camel@laptop> References: <1236273633.5187.286.camel@laptop> <1236277959.3316.3.camel@localhost.localdomain> <1236278730.5187.378.camel@laptop> Content-Type: text/plain Date: Fri, 06 Mar 2009 00:26:33 +0530 Message-Id: <1236279393.3316.13.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.24.4 (2.24.4-1.fc10) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1628 Lines: 50 On Thu, 2009-03-05 at 19:45 +0100, Peter Zijlstra wrote: > On Fri, 2009-03-06 at 00:02 +0530, Jaswinder Singh Rajput wrote: > > > > Any how with this patch on my 64 bit AMD box I am getting: > > > > [jaswinder@hpdv5 perfcounters]$ ./perfstat -e 0,1,2,3 ls > /dev/null > > > > Performance counter stats for 'ls': > > > > perfstat: perfstat.c:415: main: Assertion `res == sizeof(single_count)' > > failed. > > Aborted > > [jaswinder@hpdv5 perfcounters]$ > > > > [root@hpdv5 perfcounters]# ./kerneltop > > KernelTop refresh period: 2 seconds > > kerneltop: kerneltop.c:883: main: Assertion `res == sizeof(ip)' failed. > > Aborted > > [root@hpdv5 perfcounters]# > > Ah, I think you will need a fresh copy of both utilities, Paul recently > changed the ABI. > > http://people.redhat.com/mingo/perfcounters/ > > Contains the latest IIRC > With fresh copy, perfstat is working. But kerneltop is still not working and I am not getting any NMI Interrupts. [root@hpdv5 new]# ./kerneltop -e 3 -c 100 -e 2 ------------------------------------------------------------------------------ KernelTop: 0 irqs/sec kernel:nan% [NMI, cache-misses/cache-refs], (all, 2 CPUs) ------------------------------------------------------------------------------ weight events RIP kernel function ______ ______ ________________ _______________ -- JSR -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/