From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11601 invoked by alias); 8 Feb 2006 16:24:38 -0000 Received: (qmail 11592 invoked by uid 22791); 8 Feb 2006 16:24:36 -0000 X-Spam-Status: No, hits=-2.6 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,SPF_PASS X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (66.187.233.31) by sourceware.org (qpsmtpd/0.31) with ESMTP; Wed, 08 Feb 2006 16:24:34 +0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.12.11/8.12.11) with ESMTP id k18GOWaC005775 for ; Wed, 8 Feb 2006 11:24:32 -0500 Received: from pobox.toronto.redhat.com (pobox.toronto.redhat.com [172.16.14.4]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id k18GOV112957; Wed, 8 Feb 2006 11:24:32 -0500 Received: from touchme.toronto.redhat.com (IDENT:postfix@touchme.toronto.redhat.com [172.16.14.9]) by pobox.toronto.redhat.com (8.12.8/8.12.8) with ESMTP id k18GOVje012081; Wed, 8 Feb 2006 11:24:31 -0500 Received: from ton.toronto.redhat.com (ton.toronto.redhat.com [172.16.14.15]) by touchme.toronto.redhat.com (Postfix) with ESMTP id 601E88000D8; Wed, 8 Feb 2006 11:24:31 -0500 (EST) Received: from ton.toronto.redhat.com (localhost.localdomain [127.0.0.1]) by ton.toronto.redhat.com (8.13.1/8.13.1) with ESMTP id k18GOVLV026528; Wed, 8 Feb 2006 11:24:31 -0500 Received: (from fche@localhost) by ton.toronto.redhat.com (8.13.1/8.13.1/Submit) id k18GOUEu026525; Wed, 8 Feb 2006 11:24:30 -0500 X-Authentication-Warning: ton.toronto.redhat.com: fche set sender to fche@redhat.com using -f To: David A Sperry Cc: systemtap@sources.redhat.com Subject: Re: Another Newbie question about measuring time in a sys call References: From: fche@redhat.com (Frank Ch. Eigler) Date: Wed, 08 Feb 2006 16:24:00 -0000 In-Reply-To: Message-ID: User-Agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org X-SW-Source: 2006-q1/txt/msg00436.txt.bz2 David_A_Sperry wrote: > [...] > > AFAIK, top does not perform any file creation. [...] > > I was lazy and just modified the prinf line. [...] > syscall creat count 6772 avg 37 min 32 max 103 > [...] A glance at src/tapset/syscalls.stp explains the problem. There, the "sys_open" function is probed and mislabeled "creat". - FChE