From owner-freebsd-isp@FreeBSD.ORG  Sat Oct 29 18:51:04 2005
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Date: Sat, 29 Oct 2005 18:50:16 +0000
From: Marcin Jessa <lists@yazzy.org>
To: Troy Settle <troy@psknet.com>
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Cc: freebsd-isp@freebsd.org
Subject: Re: NFS & rebooting
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On Sat, 29 Oct 2005 14:41:01 -0400
Troy Settle <troy@psknet.com> wrote:

> All,
Hi Troy.

> A long time ago (3.x days?), whenver I rebooted an NFS server, all
> the client machines with mounted filesystems would completely freak
> out. I'm not talking about application errors, but that the nfs
> mounts were totally unresponsive.  I couldn't unmount the filesystems
> and I couldn't remount them, the only thing I could do, was to force
> a reboot on the client boxes, after which, they would come up and
> mount their filesystems without issue.
> 
> I'm looking again, at using NFS for my mail server setup, but need to 
> know what the ramifications are if I need to reboot the NFS server,
> or if it's forced to reboot without the clients first dismounting any 
> filesystems.
 
A whole lot has changed since the 3.x times.
>From my experience, the clients (FreeBSD, NetBSD and Linux) were fully
responsive and could reach the NFS mounts when the NFS server came back
up after reboot.

Cheers,
Marcin