From: howard chen Subject: [NFS] Will NFS client use write-back caching? Date: Mon, 20 Apr 2009 17:56:20 +0800 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" To: nfs@lists.sourceforge.net Return-path: Received: from neil.brown.name ([220.233.11.133]:39228 "EHLO neil.brown.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753518AbZDTJ5a (ORCPT ); Mon, 20 Apr 2009 05:57:30 -0400 Received: from brown by neil.brown.name with local (Exim 4.69) (envelope-from ) id 1LvqFi-00015u-Ia for linux-nfs@vger.kernel.org; Mon, 20 Apr 2009 19:57:26 +1000 Sender: linux-nfs-owner@vger.kernel.org List-ID: Hello, My client is running ext3, which default has 5 seconds of write-back caching, e.g. cat /proc/sys/vm/dirty_writeback_centisecs 499 Now, if this client connect to a NFS (v3), and write data to the NFS, will write-back caching used? Or it will fsync() after every write ? Thanks. ------------------------------------------------------------------------------ Stay on top of everything new and different, both inside and around Java (TM) technology - register by April 22, and save $200 on the JavaOne (SM) conference, June 2-5, 2009, San Francisco. 300 plus technical and hands-on sessions. Register today. Use priority code J9JMT32. http://p.sf.net/sfu/p _______________________________________________ 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