From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932157AbVIXP2o (ORCPT ); Sat, 24 Sep 2005 11:28:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932161AbVIXP2o (ORCPT ); Sat, 24 Sep 2005 11:28:44 -0400 Received: from nevyn.them.org ([66.93.172.17]:5023 "EHLO nevyn.them.org") by vger.kernel.org with ESMTP id S932157AbVIXP2o (ORCPT ); Sat, 24 Sep 2005 11:28:44 -0400 Date: Sat, 24 Sep 2005 11:28:37 -0400 From: Daniel Jacobowitz To: Michael Kerrisk Cc: mingo@elte.hu, roland@redhat.com, linux-kernel@vger.kernel.org, michael.kerrisk@gmx.net Subject: Re: Process with many NPTL threads terminates slowly on core dump signal Message-ID: <20050924152837.GA27140@nevyn.them.org> Mail-Followup-To: Michael Kerrisk , mingo@elte.hu, roland@redhat.com, linux-kernel@vger.kernel.org, michael.kerrisk@gmx.net References: <20206.1127391230@www22.gmx.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20206.1127391230@www22.gmx.net> User-Agent: Mutt/1.5.8i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 22, 2005 at 02:13:50PM +0200, Michael Kerrisk wrote: > I first noticed this happening on receipt of a SIGXCPU (since the > program is designed to consume infinite CPU time). However, I then > determined that the behaviour occurs on receipt of any signal that > can generate a core dump. You might want to try using /proc/profile (profile= option) to see where all the kernel time is going? -- Daniel Jacobowitz CodeSourcery, LLC