From mboxrd@z Thu Jan 1 00:00:00 1970 From: "J. Bruce Fields" Subject: Re: [NFS] NFS performance debuggins Date: Mon, 23 Jun 2008 15:28:36 -0400 Message-ID: <20080623192836.GI24373@fieldses.org> References: <200806231659.58158@fortytwo.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Cc: nfs@lists.sourceforge.net To: Adrian von Bidder Return-path: Received: from neil.brown.name ([220.233.11.133]:53692 "EHLO neil.brown.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753992AbYFWT3I (ORCPT ); Mon, 23 Jun 2008 15:29:08 -0400 Received: from brown by neil.brown.name with local (Exim 4.63) (envelope-from ) id 1KArir-0001bT-P8 for linux-nfs@vger.kernel.org; Tue, 24 Jun 2008 05:29:05 +1000 In-Reply-To: <200806231659.58158-xzBkAS4TQxQfv37vnLkPlQ@public.gmane.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Mon, Jun 23, 2008 at 04:59:57PM +0200, Adrian von Bidder wrote: > Hi, > > Environment: > > several Debian based clients (Debian etch and etchnhalf kernels, this means > 2.6.18 or 2.6.24); Debian etch (2.6.18 kernel) NFS (v3) server. Network > seems basically ok ("ping -f -s 3000" works without losses, ifconfig and > switch monitoring shows no errors) with no noticeable load. Disks seem to > have very little load either, NFS server has no other tasks. > > Performance is sluggish :-( Basically works, though -- no spurious errors. In what way exactly is it sluggish? > tcpdump shows many "reply ERR 1448" etc. msgs whenever NFS activitiy is > going on (both stat like with "find /home" or read/write with dd) I'm afraid I don't know how to read that tcpdump output. --b. ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://sourceforge.net/services/buy/index.php _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs _______________________________________________ Please note that nfs@lists.sourceforge.net is being discontinued. Please subscribe to linux-nfs@vger.kernel.org instead. http://vger.kernel.org/vger-lists.html#linux-nfs