Return-Path: Received: from fieldses.org ([174.143.236.118]:36482 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756180Ab1FILef (ORCPT ); Thu, 9 Jun 2011 07:34:35 -0400 Date: Thu, 9 Jun 2011 07:34:33 -0400 From: "J. Bruce Fields" To: Vladimir Elisseev Cc: linux-nfs@vger.kernel.org Subject: Re: NFS3 + kerberos: performance issues Message-ID: <20110609113433.GA9110@fieldses.org> References: <1307086159.1052.19.camel@vovan.net.home> <1307104354.2477.17.camel@lade.trondhjem.org> <1307123836.1052.23.camel@vovan.net.home> <20110607230754.GF13911@fieldses.org> <1307514377.1533.35.camel@vovan.net.home> <20110608153950.GB4101@fieldses.org> <1307548836.1533.46.camel@vovan.net.home> <20110608162449.GD4101@fieldses.org> <1307595735.1533.62.camel@vovan.net.home> Content-Type: text/plain; charset=us-ascii In-Reply-To: <1307595735.1533.62.camel@vovan.net.home> Sender: linux-nfs-owner@vger.kernel.org List-ID: MIME-Version: 1.0 On Thu, Jun 09, 2011 at 07:02:15AM +0200, Vladimir Elisseev wrote: > This morning I've decided to redo all the tests and include some more > statistics ( mountstat and vmstat ). However, when I exported the same > mount point with different options I missed one _very_ important option. > This option was presented for the export with sec=sys, but omitted with > sec=krb5. The option is "async"... I promise to be more careful before > posting any results. Yep, that would explain it--thanks for letting us know. --b.