From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Gallatin Subject: Re: CPU utilization increased in 2.6.27rc Date: Wed, 13 Aug 2008 16:36:27 -0400 Message-ID: <48A345CB.3090806@myri.com> References: <48A23137.2010107@myri.com> <20080812.181549.229367205.davem@davemloft.net> <48A30834.4090802@myri.com> <87tzdoznqg.fsf@basil.nowhere.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: David Miller , netdev@vger.kernel.org, robert@robur.slu.se To: Andi Kleen Return-path: Received: from mailbox2.myri.com ([64.172.73.26]:1984 "EHLO myri.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753201AbYHMUoG (ORCPT ); Wed, 13 Aug 2008 16:44:06 -0400 In-Reply-To: <87tzdoznqg.fsf@basil.nowhere.org> Sender: netdev-owner@vger.kernel.org List-ID: Andi Kleen wrote: > Andrew Gallatin writes: >> 8363 6.5081 vmlinux _raw_spin_lock >> 5612 4.3672 oprofiled (no symbols) >> 4420 3.4396 ehci_hcd (no symbols) >> 4325 3.3657 vmlinux handle_IRQ_event >> 3688 2.8700 vmlinux default_idle >> 3164 2.4622 vmlinux nv_start_xmit_optimized >> 3092 2.4062 vmlinux sk_run_filter > ^^^^^^^^^^^^^ > > Looks like you have one of those nasty dhcpcds running that > always open a raw socket and intercept everything using a filter? > I always hoped those would disappear eventually and just > bind to the proper protocol, but they seem to refuse dying. Yeah, the box is running an ancient CENTOS4, so the dhcpcd is pretty old. Drew