From owner-freebsd-stable Wed Mar 28 1:29:59 2001 Delivered-To: freebsd-stable@freebsd.org Received: from salmon.maths.tcd.ie (salmon.maths.tcd.ie [134.226.81.11]) by hub.freebsd.org (Postfix) with SMTP id DE8B437B719 for ; Wed, 28 Mar 2001 01:29:56 -0800 (PST) (envelope-from dwmalone@maths.tcd.ie) Received: from walton.maths.tcd.ie by salmon.maths.tcd.ie with SMTP id ; 28 Mar 2001 10:29:56 +0100 (BST) Date: Wed, 28 Mar 2001 10:29:55 +0100 From: David Malone To: Rami AlZaid Cc: freebsd-stable@FreeBSD.ORG Subject: Re: nfsd Benchmark Message-ID: <20010328102955.A92875@walton.maths.tcd.ie> References: <5.1.0.12.2.20010327202300.04c60e10@wheresmymailserver.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <5.1.0.12.2.20010327202300.04c60e10@wheresmymailserver.com>; from lists@alzaid.com on Tue, Mar 27, 2001 at 08:29:35PM -0500 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, Mar 27, 2001 at 08:29:35PM -0500, Rami AlZaid wrote: > I'm currently running 4.3-BETA and I'm trying to benchmark nfsd > with iozone. When using a Linux machine (2.2.18) as the nfs client and a > FreeBSD machine as the nfs server, the whole FreeBSD machine hangs when > trying to benchmark and the only thing I could do is turn it off and turn > it back on again. The nfsd works fine in normal usage but it just hangs > when benchmarking. Does anyone know why would nfsd hangs the FreeBSD > machine when trying to benchmark it? is this a bug? Definitely a bug. Linux used to have lousy clustering, which would result in the NFS server being hit harder during writes, but I think this has been fixed. It shouldn't kill the server either way. Have you tried compiling the debugger into the kernel and using ctl-alt-esc when it is wedged? (You'll find details of how to do this in the handbook.) David. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message