Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756753Ab0GMOkc (ORCPT ); Tue, 13 Jul 2010 10:40:32 -0400 Received: from mail-ww0-f44.google.com ([74.125.82.44]:48053 "EHLO mail-ww0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756563Ab0GMOka (ORCPT ); Tue, 13 Jul 2010 10:40:30 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; b=APo7G3FRjbbiNU9OdUY0Tt+YBWoX0pZfY8ol6LpAT1vYVNmiimcRr5AU/WJyvDL4Kz 3EzGofpHJLt9OzLNVsPYF1Sg99hxpxnswI5cOptFB/f6y9mTBvmZPVz4gGekIN6qJqkp ekpNWKG9U2PHkMFd8OwdWvM6/1XH8JP+lLlp8= Subject: Re: [PATCH] tproxy: nf_tproxy_assign_sock() can handle tw sockets From: Eric Dumazet To: Felipe W Damasio Cc: Avi Kivity , David Miller , Patrick McHardy , linux-kernel@vger.kernel.org, netdev In-Reply-To: References: <1278626921.2435.73.camel@edumazet-laptop> <1278695580.2696.55.camel@edumazet-laptop> <1278742649.2538.17.camel@edumazet-laptop> <4C395459.6080407@redhat.com> <1278835332.2538.51.camel@edumazet-laptop> Content-Type: text/plain; charset="UTF-8" Date: Tue, 13 Jul 2010 16:40:23 +0200 Message-ID: <1279032023.2634.384.camel@edumazet-laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1781 Lines: 59 Le mardi 13 juillet 2010 à 11:24 -0300, Felipe W Damasio a écrit : > Hi Mr. Dumazet, > > 2010/7/12 Felipe W Damasio : > > Here's the result using ethtool-2.6.34: > > > > ./ethtool -k eth1 > > > > Offload parameters for eth1: > > rx-checksumming: on > > tx-checksumming: on > > scatter-gather: on > > tcp-segmentation-offload: on > > udp-fragmentation-offload: off > > generic-segmentation-offload: on > > generic-receive-offload: off > > large-receive-offload: off > > ntuple-filters: off > > receive-hashing: off > > > > > > ./ethtool -k eth2 > > > > Offload parameters for eth2: > > rx-checksumming: on > > tx-checksumming: on > > scatter-gather: on > > tcp-segmentation-offload: on > > udp-fragmentation-offload: off > > generic-segmentation-offload: on > > generic-receive-offload: off > > large-receive-offload: off > > ntuple-filters: off > > receive-hashing: off > > Did these help you track down the issue? > > Sorry to insist, it's just that my bosses are kind of pressuring me to > solve the problem and put the squid machine back online :-) > > Is there a test I can run to try and trigger the issue? > > I have the same scenario (hardware and network setup) on my lab... > I currently have no fresh ideas. If you want this problem to be solved, its important to setup in your lab a workload to trigger again and again the bug, in order to provide us more crash information. After code review doesnt spot obvious bugs, this is time for brute force hunting, using git bisection for example... -- 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/