Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754644Ab1FOCv5 (ORCPT ); Tue, 14 Jun 2011 22:51:57 -0400 Received: from smtp-out.google.com ([216.239.44.51]:43815 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753709Ab1FOCv4 (ORCPT ); Tue, 14 Jun 2011 22:51:56 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=google.com; s=beta; h=date:from:x-x-sender:to:cc:subject:in-reply-to:message-id :references:user-agent:mime-version:content-type; b=Hsv/nER86KQHJ3Gavda6bxdh/TbZ/rm6/YPzRr8L/E7wJhIU3dzH9ROXfcrCQiiyOd O/RurALemzEY5t1y5rOg== Date: Tue, 14 Jun 2011 19:51:51 -0700 (PDT) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: cfowler@opsdc.com cc: linux-kernel@vger.kernel.org Subject: Re: Panic on OOM In-Reply-To: <1308105693.2074.361.camel@compaq-desktop> Message-ID: References: <1308058276.2074.295.camel@compaq-desktop> <1308103443.2074.357.camel@compaq-desktop> <1308105693.2074.361.camel@compaq-desktop> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-System-Of-Record: true Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1145 Lines: 26 On Tue, 14 Jun 2011, Chris Fowler wrote: > > More supporting evidence is that in the initial report that you said > > you had seen the panic and "Rebooting in 10 seconds..." > > There was a long period between when the box became unresponsive and the > panic happened. Yes, that may indicate a VM issue that changed between v2.6.33 and v2.6.38 that caused the oom killer not to get triggered right away. > I did not time it but I left it alone in the afternoon > and later that night I saw the panic. I know the panic was not > immediate. > I was attempting to diagnose an issue where the machine failed to actually reboot after the "Rebooting in 10 seconds..." message. So the issue is that the machine becomes unresponsive for an indefinite period of time between invoking your perl script and seeing the panic, or that the machine fails to reboot after "Rebooting in 10 seconds..."? -- 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/