From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Steinar H. Gunderson" Subject: Re: IPv6 path MTU discovery broken Date: Mon, 7 Oct 2013 10:32:28 +0200 Message-ID: <20131007083228.GB18903@sesse.net> References: <20130927201420.GB12043@sesse.net> <20130928203318.GC23654@order.stressinduktion.org> <20131006120612.GA27852@sesse.net> <20131007015252.GE9295@order.stressinduktion.org> <20131007030910.GG9295@order.stressinduktion.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 To: netdev@vger.kernel.org, edumazet@google.com, fan.du@windriver.com Return-path: Received: from cassarossa.samfundet.no ([193.35.52.29]:52733 "EHLO cassarossa.samfundet.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752474Ab3JGIca (ORCPT ); Mon, 7 Oct 2013 04:32:30 -0400 Content-Disposition: inline In-Reply-To: <20131007030910.GG9295@order.stressinduktion.org> Sender: netdev-owner@vger.kernel.org List-ID: On Mon, Oct 07, 2013 at 05:09:10AM +0200, Hannes Frederic Sowa wrote: > Could you try to check (with e.g. nstat) if any of the following counters > change if the icmp messages hit the host? > > TcpExtOutOfWindowIcmps > Icmp6InErrors > TcpExtTCPMinTTLDrop > TcpExtListenDrops Icmp6InErrors is 0, so that's not it. How do I find the Tcp* counters? None of them show up in nstat, although other Tcp* counters do. /* Steinar */ -- Homepage: http://www.sesse.net/