*BSD News Article 37346


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From: gene@starkhome.cs.sunysb.edu (Gene Stark)
Newsgroups: comp.os.386bsd.questions
Subject: Re: [FreeBSD 1151] Are the nfsd's stable?
Date: 17 Oct 94 17:34:18
Organization: Gene Stark's home system
Lines: 19
Message-ID: <GENE.94Oct17173418@starkhome.cs.sunysb.edu>
References: <mldCxs7Hv.Evp@netcom.com>
NNTP-Posting-Host: localhost.cs.sunysb.edu.
In-reply-to: mld@netcom.com's message of Sun, 16 Oct 1994 19:58:42 GMT

In article <mldCxs7Hv.Evp@netcom.com> mld@netcom.com (Matthew Deter) writes:

>   Is there any known problem with the stability of the 1151 NFS
>   kernel code?  I am using XFS (DOS NFS client from the net) as my
>   client to my 16Meg DX33 and have experienced two machine lockups in
>   <24 hours.  The machine is (for now) doing nothing else other than
>   serving out NFS to my 386, so there isn't anything other than NFS to
>   suspect (as near as I can figure.)

I have seen FreeBSD 1.1.5.1 get locked up with NFS when a problem with
the network interface causes error returns on all outgoing packets.
I have heard that some instances of this problem can be solved by cranking
down the NFS block size to less than the Ethernet MTU of 1500 bytes,
however believe I have observed this problem using FTP as well.

Anyway, it's worth a try editing your /etc/fstab to lower the NFS
read and write blocksize to 1K bytes.

						- Gene Stark