From: "J. Bruce Fields" Subject: Re: NFS limits? Date: Mon, 8 May 2006 14:19:14 -0400 Message-ID: <20060508181914.GG13972@fieldses.org> References: <445F8356.1030605@cnm.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: nfs@lists.sourceforge.net Return-path: Received: from [10.3.1.94] (helo=sc8-sf-list2-new.sourceforge.net) by sc8-sf-list2.sourceforge.net with esmtp (Exim 4.30) id 1FdEw2-00011i-Pt for nfs@lists.sourceforge.net; Mon, 08 May 2006 16:14:38 -0700 Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list2-new.sourceforge.net with esmtp (Exim 4.43) id 1FdAKG-00048I-Hv for nfs@lists.sourceforge.net; Mon, 08 May 2006 11:19:20 -0700 Received: from mail.fieldses.org ([66.93.2.214] helo=pickle.fieldses.org) by mail.sourceforge.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.44) id 1FdAKF-0001bZ-96 for nfs@lists.sourceforge.net; Mon, 08 May 2006 11:19:20 -0700 To: Marten Lehmann In-Reply-To: <445F8356.1030605@cnm.de> Sender: nfs-admin@lists.sourceforge.net Errors-To: nfs-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Post: List-Help: List-Subscribe: , List-Archive: On Mon, May 08, 2006 at 07:43:50PM +0200, Marten Lehmann wrote: > Hello, > > a mailserver of us is storing the messages on another server with NFS > through TCP. A lot of concurrent deliveries occur, but I can only see > about 8 nfs processes on the storage server. The mailserver which > accesses the storage often has very high I/O waits (>400 seconds), > because the NFS server doesn't respond in time. How can I increase the > NFS-processes on the storage server? Right NFS is a real bottleneck and > a lot of mails are delivered with a delay of 1-3 hours. See http://nfs.sourceforge.net/nfs-howto/performance.html#NFSD-INSTANCE and "man nfsd". --b. ------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs