From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Freehill Subject: Re: perf stat -e cycles -p sleep 10 Date: Tue, 27 Nov 2012 13:13:36 +0000 (UTC) Message-ID: References: <50B461F4.10003@core.kaist.ac.kr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Received: from plane.gmane.org ([80.91.229.3]:59949 "EHLO plane.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753310Ab2K0NNw (ORCPT ); Tue, 27 Nov 2012 08:13:52 -0500 Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1TdKzA-0004AG-RR for linux-perf-users@vger.kernel.org; Tue, 27 Nov 2012 14:14:00 +0100 Received: from gate-tx3.freescale.com ([192.88.168.1]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 27 Nov 2012 14:14:00 +0100 Received: from cfreehill by gate-tx3.freescale.com with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 27 Nov 2012 14:14:00 +0100 Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: linux-perf-users@vger.kernel.org An update in case another newbie runs into this...this was user error. I believe the reason I was seeing no events is that the processes (in the "failure" cases) I chose to monitor were not being allocated any time, so of course they generated no events. When I select the right processes, I get events.