From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752794AbXCEQ32 (ORCPT ); Mon, 5 Mar 2007 11:29:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752791AbXCEQ32 (ORCPT ); Mon, 5 Mar 2007 11:29:28 -0500 Received: from mx2.bluearc.com ([62.190.48.221]:2790 "EHLO uk-msw.terastack.bluearc.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752780AbXCEQ31 convert rfc822-to-8bit (ORCPT ); Mon, 5 Mar 2007 11:29:27 -0500 X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT Subject: RE: Nfs over tcp retries Date: Mon, 5 Mar 2007 16:29:25 -0000 Message-ID: <0F10A59FDFFDFD4E9BEBD7365DE672559C65BC@uk-email.terastack.bluearc.com> In-Reply-To: <1173111188.6470.26.camel@heimdal.trondhjem.org> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Nfs over tcp retries Thread-Index: AcdfQTdRHFQn9TwFSjaKRdm5aakWGQAASbjw References: <0F10A59FDFFDFD4E9BEBD7365DE672559C654F@uk-email.terastack.bluearc.com> <1173111188.6470.26.camel@heimdal.trondhjem.org> From: "Andy Chittenden" To: "Trond Myklebust" Cc: , "Mr. Charles Edward Lever" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > Why is the server disconnecting from the client in the first > place? That > seems odd... To cut a long story short, it comes down to a resource issue: the server decided to sever ties with the client as it knew the client would reconnect if it needed to. > Servers commonly implement duplicate request caches that depend on a > combination of the XID, port number RPC program number and > RPC procedure > number (See http://www.connectathon.org/talks96/werme1.html). In order > for that to work, the clients have to obey the convention that they > reuse port numbers as well as XIDs when replaying a request. Thanks. Since I sent the original message, I'd stumbled upon this thread too that suggested that: . We're currently looking into what Solaris does. Thanks again for your help. -- Andy, BlueArc Engineering