From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4760 invoked by alias); 5 Apr 2004 23:39:11 -0000 Mailing-List: contact overseers-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: , Sender: overseers-owner@sources.redhat.com Received: (qmail 4736 invoked from network); 5 Apr 2004 23:39:07 -0000 Received: from unknown (HELO mail.codesourcery.com) (65.74.133.6) by sources.redhat.com with SMTP; 5 Apr 2004 23:39:07 -0000 Received: (qmail 7238 invoked from network); 5 Apr 2004 23:39:07 -0000 Received: from localhost (HELO taltos.codesourcery.com) (zack@127.0.0.1) by mail.codesourcery.com with SMTP; 5 Apr 2004 23:39:07 -0000 Received: by taltos.codesourcery.com (sSMTP sendmail emulation); Mon, 5 Apr 2004 16:37:52 -0700 To: overseers@sources.redhat.com Subject: GCC snapshot generation (was Re: htdig and sources.redhat.com loadavg) References: <200404051849.i35InoT27980@makai.watson.ibm.com> <20040405205147.GA21949@coc.bosbc.com> <200404052103.i35L3mT30622@makai.watson.ibm.com> <200404052114.i35LEKT28958@makai.watson.ibm.com> <20040405155143.A42999@molenda.com> From: Zack Weinberg Date: Mon, 05 Apr 2004 23:39:00 -0000 In-Reply-To: <20040405155143.A42999@molenda.com> (Jason Molenda's message of "Mon, 5 Apr 2004 15:51:43 -0700") Message-ID: <878yhaatdb.fsf_-_@codesourcery.com> User-Agent: Gnus/5.1002 (Gnus v5.10.2) Emacs/21.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SW-Source: 2004-q2/txt/msg00053.txt.bz2 Jason Molenda writes: > The schedule of crontabs is rather carefully considered. The > service load on sourceware variest considerably by hour-of-the-day -- > Monday mornings EST happen to be the highest load of the week. > Sunday is the lowest load. > > The htdig index update jobs are scheduled so they finish before > the weekday morning load happens. When something goes wrong - as > it did in this case - and htdig runs into the morning rush, the > system trashes for quite a long time. One thing I was wondering this morning was whether GCC snapshot generation should be moved to a lower-load time. Sunday afternoon EST for instance. I don't have a good sense of how much it contributes to the overall problem, but I've had 'cvs update' collide with its locks on three successive Mondays now. zw