From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5969 invoked by alias); 1 Apr 2006 02:44:51 -0000 Received: (qmail 5954 invoked by uid 22791); 1 Apr 2006 02:44:51 -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; Sat, 01 Apr 2006 02:44:50 +0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.12.11.20060308/8.12.11) with ESMTP id k312imbl016456; Fri, 31 Mar 2006 21:44:48 -0500 Received: from pobox.toronto.redhat.com (pobox.toronto.redhat.com [172.16.14.4]) by int-mx1.corp.redhat.com (8.12.11.20060308/8.11.6) with ESMTP id k312ilPx019234; Fri, 31 Mar 2006 21:44:47 -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 k312ilxX025464; Fri, 31 Mar 2006 21:44:47 -0500 Received: from ton.toronto.redhat.com (ton.toronto.redhat.com [172.16.14.15]) by touchme.toronto.redhat.com (Postfix) with ESMTP id 67CF68002B7; Fri, 31 Mar 2006 21:44:47 -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 k312ilF2024128; Fri, 31 Mar 2006 21:44:47 -0500 Received: (from fche@localhost) by ton.toronto.redhat.com (8.13.1/8.13.1/Submit) id k312ilCw024125; Fri, 31 Mar 2006 21:44:47 -0500 X-Authentication-Warning: ton.toronto.redhat.com: fche set sender to fche@redhat.com using -f To: "Stone, Joshua I" Cc: systemtap@sources.redhat.com Subject: Re: Stress testing - all functions References: From: fche@redhat.com (Frank Ch. Eigler) Date: Sat, 01 Apr 2006 02:44:00 -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-q2/txt/msg00001.txt.bz2 joshua.i.stone wrote: > I just added a new stress test that tries to run probes on all kernel > functions that start with the same letter. The test script is in: > tests/testsuite/systemtap.stress/all_kernel_functions.stp Good stuff. > [...] > d*: system reboots - there was no OOPS or BUG or anything printed to the > console. Given time, one can try d[a-m]* and d[n-z]* to recursively subdivide the namespace. It would be great if this were done automatically. (A full search would of course take lots of time due to reboots.) > The two that failed in a* and c* are both functions that are > decorated with __exit. Perhaps the translator needs to disallow > __exit functions, just as it disallows __init? That's right, for routines that are linked into vmlinux (not in a module). - FChE