Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755265AbZCSFid (ORCPT ); Thu, 19 Mar 2009 01:38:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753811AbZCSFiU (ORCPT ); Thu, 19 Mar 2009 01:38:20 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:38573 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1753378AbZCSFiT (ORCPT ); Thu, 19 Mar 2009 01:38:19 -0400 Date: Wed, 18 Mar 2009 22:38:06 -0700 (PDT) Message-Id: <20090318.223806.123468340.davem@davemloft.net> To: ghaskins@novell.com Cc: vernux@us.ibm.com, andi@firstfloor.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, pmullaney@novell.com Subject: Re: High contention on the sk_buff_head.lock From: David Miller In-Reply-To: <49C1C09E.8050405@novell.com> References: <49C16D7C.3080003@novell.com> <20090318.180355.228447835.davem@davemloft.net> <49C1C09E.8050405@novell.com> X-Mailer: Mew version 6.1 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 514 Lines: 13 From: Gregory Haskins Date: Wed, 18 Mar 2009 23:48:46 -0400 > To see this in action, try taking a moderately large smp system > (8-way+) and scaling the number of flows. I can maintain line-rate over 10GB with a 64-cpu box. It's not a problem. -- 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/