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From: ch@maths.tcd.ie (Charles Bryant)
Newsgroups: comp.unix.questions
Subject: Re: saving directories when they don't fit on 1 tape
Message-ID: <1014@hamilton.maths.tcd.ie>
Date: 4 Oct 89 19:13:13 GMT
References: <1466@xyzzy.UUCP>
Reply-To: ch@maths.tcd.ie (Charles Bryant)
Organization: Maths Dept., Trinity College, Dublin, Ireland.
Lines: 13

In article <1454@mdbs.UUCP> wsmith@mdbs.UUCP (Bill Smith) writes:

>Is there an automatic, reasonably portable way to save a directory and all 
>files beneath it on tape when it does not fit on a single piece of media 
>and can not easily be split at the next level down in the directory tree?

I have found the best way to back up a 70Mb file system onto a 60Mb cartridge
is with "cpio -o | compress". You can rely on about 2:1 compression unless a
lot of your data is already compressed.
-- 

		Charles Bryant. (ch@dce.ie)
Working at Datacode Electronics Ltd. (Modem manufacturers)