Subject: Re: [HACKERS] PostgreSQL, NetBSD and NFS
To: Greg Copeland <firstname.lastname@example.org>
From: Tom Lane <email@example.com>
Date: 02/05/2003 13:26:00
Greg Copeland <firstname.lastname@example.org> writes:
> On Wed, 2003-02-05 at 11:18, Tom Lane wrote:
>> Wild thought here: can you reduce the MTU on the LAN linking the NFS
>> server to the NetBSD box? If so, does it help?
> I'm curious as to why you think adjusting the MTU may have an effect on
> this. Lowering the MTU may actually increase fragmentation, lower
> efficiency, and even exacerbate the situation.
I'm thinking maybe one or both LAN cards have a problem with packets
exceeding a certain size.
> Is this purely a diagnostic suggestion?
Well, if it changes anything then it would definitely show there's a
hardware problem to fix...
regards, tom lane