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Date:      Sun, 15 Jul 2001 22:04:15 -0500
From:      Dan Nelson <dnelson@emsphone.com>
To:        Arun Sharma <arun@sharmas.dhs.org>
Cc:        questions@FreeBSD.ORG
Subject:   Re: NFS mount Linux Mandrake 8.0 -> FreeBSD 4.3-STABLE hang
Message-ID:  <20010715220415.A3289@dan.emsphone.com>
In-Reply-To: <20010715200102.A19948@sharmas.dhs.org>
References:  <20010715200102.A19948@sharmas.dhs.org>

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In the last episode (Jul 15), Arun Sharma said:
> I use amd to NFS mount /net/<linux-box>/foo 
> 
> and then try:
> 
> $ cp /net/*/foo/bar to /tmp
> 
> For small files, it works ok. For anything larger than a few kilobytes,
> cp hangs. So does any command that does any directory operations on
> /tmp.

Try tcpdumping both machines.  NFS prefers to use 8K data packets, so
if you've got a broken router inbetween the two boxes, the packets may
get dropped instead of fragmented.  Going to TCP NFS mounts will fix
it, if that is the problem.

-- 
	Dan Nelson
	dnelson@emsphone.com

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