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Date: Wed, 8 May 1996 06:05:17 -0600
From: Nate Williams <nate@sri.MT.net>
Message-Id: <199605081205.GAA24091@rocky.sri.MT.net>
To: Michael Smith <msmith@atrad.adelaide.edu.au>
Cc: rgrimes@GndRsh.aac.dev.com (Rodney W. Grimes), nate@sri.MT.net,
        current@FreeBSD.ORG
Subject: Re: *SLOW* remote dumps
In-Reply-To: <199605080953.TAA28551@genesis.atrad.adelaide.edu.au>
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	<199605080953.TAA28551@genesis.atrad.adelaide.edu.au>
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> > > > I decided to backup my laptop since I got a new disk for doing -current
> > > > development last week, and backups speeds are running
> > > > 30-40K/sec,
..
> Why are you using rsh?  
> 
> We've been remote-dumping (and restoring, AFAIK) for quite some time,
> with excellent throughput using :
> 
> dump 0fuB <host>:/dev/nrst0 2097000 <filesystem>

I never tried changing the block size, but using the stock rdump, my
dumps were running at 30-40K/sec (only under -current.  -stable is
plenty fast).

> on 2GB DDS tapes.  Using host:device sends stuff to rmt which is highly
> preferable to rsh.

Normally I use rdump, but it was so slow as to be unusable.


Nate