From owner-freebsd-stable Fri Mar 30 10:55:42 2001 Delivered-To: freebsd-stable@freebsd.org Received: from hotmail.com (law2-f79.hotmail.com [216.32.181.79]) by hub.freebsd.org (Postfix) with ESMTP id 6365637B719 for ; Fri, 30 Mar 2001 10:55:39 -0800 (PST) (envelope-from kmays2000@hotmail.com) Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Fri, 30 Mar 2001 10:55:39 -0800 Received: from 209.138.129.121 by lw2fd.hotmail.msn.com with HTTP; Fri, 30 Mar 2001 18:55:38 GMT X-Originating-IP: [209.138.129.121] From: "Kenneth Mays" To: lists@alzaid.com, dwmalone@maths.tcd.ie Cc: freebsd-stable@FreeBSD.ORG Subject: Re: nfsd Benchmark Date: Fri, 30 Mar 2001 13:55:38 -0500 Mime-Version: 1.0 Content-Type: text/html Message-ID: X-OriginalArrivalTime: 30 Mar 2001 18:55:39.0184 (UTC) FILETIME=[03161B00:01C0B94B] Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG

Rami,

You will want to use v2.2.19 of the Linux kernel if you are testing the NFS server and

client issues. The newer kernel fixed a few problems they had with NFS that may add to your

problems testing with FreeBSD.

Ken



 

>From: Rami AlZaid
>To: David Malone
>CC: freebsd-stable@FreeBSD.ORG
>Subject: Re: nfsd Benchmark
>Date: Fri, 30 Mar 2001 02:16:33 -0500
>
>I've compiled the debugger into the kernel and read the section
>about that
>in the handbook but now after the crash there isn't any dump
>restored! I
>tried using the ctl-alt-esc but that doesn't help... when the
>machined is
>killed I'm not about to do anything with it at all other than
>resetting the
>machine.
>
>At 04:29 AM 3/28/2001, you wrote:
>>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?
>
>Rami AlZaid * ICQ # 1071118
>WebPages: www.alzaid.com * www.wooyeah.com
>
>
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