Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758484AbYH3J2g (ORCPT ); Sat, 30 Aug 2008 05:28:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751206AbYH3J21 (ORCPT ); Sat, 30 Aug 2008 05:28:27 -0400 Received: from relay03.mail-hub.dodo.com.au ([123.2.6.238]:44013 "EHLO relay03.mail-hub.dodo.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750977AbYH3J20 (ORCPT ); Sat, 30 Aug 2008 05:28:26 -0400 From: Grant Coady To: linux-kernel@vger.kernel.org Subject: 2.6.27-rc5 nfs stall - more info Date: Sat, 30 Aug 2008 19:28:11 +1000 Organization: http://bugsplatter.id.au/ Reply-To: Grant Coady Message-ID: X-Mailer: Forte Agent 2.0/32.652 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: 2375 Lines: 51 Hi there, Had another stall, server running 2.6.24.7, clients running 2.6.27-rc5. On the server the netstat -t gave during stall: grant@deltree:~$ netstat -t Active Internet connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 localhost:50087 localhost:4743 ESTABLISHED tcp 0 52 deltree.mire.mine.n:ssh sillywin.mire.mine:3052 ESTABLISHED tcp 0 0 deltree.mire.mine.n:ssh sillywin.mire.mine:3051 ESTABLISHED tcp 0 0 deltree.mire.mine.n:ssh sillywin.mire.mine:1056 ESTABLISHED tcp 0 0 localhost:4743 localhost:50087 ESTABLISHED after stall, shows the delay seems to be in making the NFS connection: grant@deltree:~$ netstat -t Active Internet connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 localhost:50087 localhost:4743 ESTABLISHED tcp 0 0 deltree.mire.mine.n:ssh sillywin.mire.mine:3052 ESTABLISHED tcp 0 0 deltree.mire.mine.n:ssh sillywin.mire.mine:3051 ESTABLISHED tcp 0 0 deltree.mire.mine.n:ssh sillywin.mire.mine:1056 ESTABLISHED tcp 0 0 localhost:4743 localhost:50087 ESTABLISHED tcp 0 0 deltree.mire.mine.:nfsd pooh.mire.mine.nu:rtip ESTABLISHED On 'pooh', I opened a new root terminal and run a command from nfs export from deltree, this is when the stall happened, pooh had been up for about five hours, this from /var/log/messages: Aug 30 19:10:21 pooh sshd[2615]: Accepted publickey for root from 192.168.1.36 port 1246 ssh2 Just before doing that I'd told 'tosh' to halt via ssh terminal and the server recorded in /var/log/messages: Aug 30 19:11:03 deltree mountd[573]: authenticated unmount request from tosh.mire.mine.nu:680 for /home/common (/home/common) Just coincidence? .config + dmesg for the clients (.27-rc5a): http://bugsplatter.id.au/kernel/boxen/pooh/ http://bugsplatter.id.au/kernel/boxen/toshi/ server (.24.7a): http://bugsplatter.id.au/kernel/boxen/deltree/ Grant. -- 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/