From owner-freebsd-hackers@FreeBSD.ORG Mon Oct 30 19:09:55 2006 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id BB00D16A515 for ; Mon, 30 Oct 2006 19:09:55 +0000 (UTC) (envelope-from gmohler@speedtoys.com) Received: from mail.vidnet.net (mail.vidnet.net [208.3.200.7]) by mx1.FreeBSD.org (Postfix) with ESMTP id A62A843E4C for ; Mon, 30 Oct 2006 19:05:28 +0000 (GMT) (envelope-from gmohler@speedtoys.com) Received: from mail.vidnet.net (localhost [127.0.0.1]) by mail.vidnet.net (8.13.1/8.13.1) with ESMTP id k9UIkYJ0053598; Mon, 30 Oct 2006 12:46:34 -0600 (CST) (envelope-from gmohler@speedtoys.com) Received: from localhost (gmohler@localhost) by mail.vidnet.net (8.13.1/8.13.1/Submit) with ESMTP id k9UIkThu053588; Mon, 30 Oct 2006 12:46:34 -0600 (CST) (envelope-from gmohler@speedtoys.com) X-Authentication-Warning: mail.vidnet.net: gmohler owned process doing -bs Date: Mon, 30 Oct 2006 12:46:28 -0600 (CST) From: Geoff Mohler X-X-Sender: gmohler@mail.vidnet.net To: Eric Anderson In-Reply-To: <45460F15.8020109@centtech.com> Message-ID: <20061030124625.A52830@mail.vidnet.net> References: <20061029222751.O17408@mail.vidnet.net> <45460F15.8020109@centtech.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Mailman-Approved-At: Tue, 31 Oct 2006 00:35:17 +0000 Cc: freebsd-hackers@freebsd.org Subject: Re: NFS attr cache performance X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 30 Oct 2006 19:09:55 -0000 I will do that, thanks! On Mon, 30 Oct 2006, Eric Anderson wrote: > On 10/29/06 22:31, Geoff Mohler wrote: >> Im looking for deep hacks into what I could do to make the 6.x NFS client >> hold a larger (or much larger) file/directory attribute cache. >> >> In very large make "everything" environments with Fbsd, we are about 1/3rd >> the speed of local disk coming from a very large Netapp box. >> >> The same make from a heavily patched/modified Linux NFS client is miles >> faster than local disk. >> >> I have no insight to the Linux modifications, but looking at the nfsstats, >> attribute calls are the bulk of the traffic to the NFS mounted file system. >> >> Any and all ideas are OK..maybe something simple I overlooked. >> >> I need to reserve another build server early this week, and go over my >> options again on whats not been working, and get the list numbers as well. >> >> Thanks in advance. > > > See Bruce Evans very recent work on this on freebsd-fs@ mailing list. > > Eric > > > -- > ------------------------------------------------------------------------ > Eric Anderson Sr. Systems Administrator Centaur Technology > Anything that works is better than anything that doesn't. > ------------------------------------------------------------------------ >