Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754080AbYLLTyR (ORCPT ); Fri, 12 Dec 2008 14:54:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751774AbYLLTx7 (ORCPT ); Fri, 12 Dec 2008 14:53:59 -0500 Received: from nauticaltech.com ([64.34.252.43]:56717 "EHLO nauticaltech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751585AbYLLTx6 (ORCPT ); Fri, 12 Dec 2008 14:53:58 -0500 Message-ID: <4942BFC4.2030203@nauticaltech.com> Date: Fri, 12 Dec 2008 11:47:16 -0800 From: Michael Spiegle User-Agent: Thunderbird 2.0.0.18 (X11/20081105) MIME-Version: 1.0 To: Kay Sievers CC: Andrew Morton , bugme-daemon@bugzilla.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Al Viro Subject: Re: [Bugme-new] [Bug 12201] New: long wait in call_usermodehelper() / queue_work() / wait_for_completion() References: <20081211143758.510b51b6.akpm@linux-foundation.org> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 586 Lines: 15 > If you replace /sbin/modprobe in the kernel module loader, does the > delay go away: > echo /bin/true > /proc/sys/kernel/modprobe Yes, that does reduce the delay significantly. The timing of the socket() call went from about 1500000us to 430000us. This points the finger at modprobe it seems? Michael Spiegle mike@nauticaltech.com -- 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/