Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964796AbVIMObX (ORCPT ); Tue, 13 Sep 2005 10:31:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932650AbVIMObX (ORCPT ); Tue, 13 Sep 2005 10:31:23 -0400 Received: from dvhart.com ([64.146.134.43]:15746 "EHLO localhost.localdomain") by vger.kernel.org with ESMTP id S932648AbVIMObW (ORCPT ); Tue, 13 Sep 2005 10:31:22 -0400 Date: Tue, 13 Sep 2005 07:31:24 -0700 From: "Martin J. Bligh" Reply-To: "Martin J. Bligh" To: Sonny Rao , Danny ter Haar Cc: linux-kernel@vger.kernel.org Subject: Re: 2.6.13-mm3 Message-ID: <268810000.1126621883@[10.10.2.4]> In-Reply-To: <20050913070204.GA30231@kevlar.burdell.org> References: <20050912024350.60e89eb1.akpm@osdl.org> <20050912200914.GA13962@kevlar.burdell.org> <20050912220617.GA18215@kevlar.burdell.org> <20050913070204.GA30231@kevlar.burdell.org> X-Mailer: Mulberry/2.2.1 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1125 Lines: 33 --Sonny Rao wrote (on Tuesday, September 13, 2005 03:02:04 -0400): > On Tue, Sep 13, 2005 at 05:14:34AM +0000, Danny ter Haar wrote: >> Sonny Rao wrote: >> > Are you using jumbo frames or anything like that? >> >> Not as far as i know. >> >> I gave the kernel some more buffer as stated on >> http://home.cern.ch/~jes/gige/acenic.html >> >> echo 256144 > /proc/sys/net/core/rmem_max >> echo 262144 > /proc/sys/net/core/wmem_max > > Not sure if this could lead to higher order allocations -- the only > place I think it might happen is in sock_kmalloc() > > Dunno, Martin? Not sure. Throw a dump_stack in __alloc_pages conditional on if order > 0. If it spews too much output, ratelimit it by incrementing a static variable each time, and only printing if mod 100 or 1000 or something, but I suspect it'll be OK at full rate. M. - 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/