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Date:      Sat, 15 Dec 2001 10:02:54 -0800
From:      Conrad Minshall <conrad@apple.com>
To:        Matthew Dillon <dillon@apollo.backplane.com>, Jordan Hubbard <jkh@winston.freebsd.org>
Cc:        Peter Wemm <peter@wemm.org>, Mike Smith <msmith@freebsd.org>, hackers@freebsd.org, msmith@mass.dis.org
Subject:   Re: Found NFS data corruption bug... (was Re: NFS: How to make FreeBSD  fall on its face in one easy step )
Message-ID:  <l03130304b8413ae1338b@[17.219.180.26]>
In-Reply-To: <200112130608.fBD689K49906@apollo.backplane.com>
References:  <58885.1008217148@winston.freebsd.org>

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At 10:08 PM -0800 12/12/01, Matthew Dillon wrote:
>    Ok, here is the latest patch for -stable.  Note that Kirk comitted a
>    slightly modified version of the softupdates fix to -current already
>    (the VOP_FSYNC stuff), which I will be MFCing in 3 days.
>
>    This still doesn't fix all the problems the nfstest program that Jordan
>    posted finds, but it sure runs a hellofalot longer now before reporting
>    an error.  10,000+ tests now before failing (NFSv2 and NFSv3).

Once it runs aok for a few million operations, try concurrently running:

#! /bin/sh
while :
do
  sync
  sleep 1
done

In OS X I used that to flush :) out a couple more bugs.


--
Conrad Minshall, conrad@apple.com, 408 974-2749
Apple Computer, Mac OS X Core Operating Systems



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