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Date: Tue, 22 Oct 1996 19:06:10 +0200 (IST)
From: Nadav Eiron <nadav@barcode.co.il>
To: Mikel Lindsaar <mikel@cynet.net.au>
cc: freebsd-questions@freebsd.org
Subject: Re: Questions re backing up
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On Wed, 23 Oct 1996, Mikel Lindsaar wrote:

> 
> Being fairly new to FreeBSD (and Unix in general) I have now a need to set
> up a fairly comprehensive backup regieme.  A simple tar to /der/rst0 is no
> longer suitable.
> 
> I need to backup the following
> 
> Filesystem  1K-blocks     Used    Avail Capacity  Mounted on     /dev/sd0a      
> 89998    16592    66208    20%    /             
> /dev/sd0s1e   1702614   896114   670292    57%    /home         
> /dev/sd1s1e    322702        4   296882     0%    /tmp          
> /dev/sd2s1e    920252   406050   440582    48%    /usr          
> /dev/sd1s1f    201870     5756   179966     3%    /var           procfs             
> 4        4        0   100%    /proc         
> 
> Now, I know I can go without /tmp and there is no need to backup /proc but
> I want to be able to backup the remaining systems to a single tape, with a
> rotating tape log (5 tapes over a week)
> 
> I know I can use dump, but after digging through the man pages and the
> O'Rielly (God bless them) Sys Admin Bible I cannot see how to specify
> multiple filesystems in the single dump command.
> 
> I am currently backup up the /home tree with 
> 
> dump 0usfd 42500 /dev/rst0 5000 /dev/sd0s1e 

What should help you (if I understand ou correctly) is use the /dev/nrst0 
device. The difference is that it will not rewind when it finishes. This 
will let you put another dump on the same tape right after the first one. 

> 
> (I am using a 4mm DAT Drive (WangDAT))
> 
> 
> Does anyone out there have a good FAQ they could point me to, or have
> suggestions?
> 
> Regards,
> 
> Mikel
> 
> 
Nadav