Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!uwm.edu!rpi!crdgw1!sixhub!davidsen
From: davidsen@sixhub.UUCP (Wm E. Davidsen Jr)
Newsgroups: comp.unix.i386
Subject: Re: Multiple tape backups with cpio
Message-ID: <1439@sixhub.UUCP>
Date: 7 Aug 90 02:51:42 GMT
References: <1990Jul17.221141.5971@esegue.segue.boston.ma.us> <1437@mic.UUCP> <75@towers.UUCP> <1990Aug1.214903.699@cichlid.com> <3465@rsiatl.UUCP> <11134@alice.UUCP>
Reply-To: davidsen@sixhub.UUCP (bill davidsen)
Distribution: na
Organization: *IX Public Access UNIX, Schenectady NY
Lines: 25

In article <11134@alice.UUCP> debra@alice.UUCP () writes:

| It does work with stock AT&T sVr3.2 and the stock cpio, and the prompt for
| a new tape is really based on the system detecting the end of the tape.
| You do have to use the -O option for write and -I for read though.
| 
| find . -print | cpio -ocB -C131072 -O/dev/rmt/c0s0
| 
| does backup everything under . (using a large buffer) and prompts for a new
| tape at the end.
| 
| find . -print | cpio -ocB -C131072 > /dev/rmt/c0s0
| 
| just gives an error when reaching the end of the tape.
| (similarly for reading: -I works, stdin redirection does not)

  Alternatively if you don't have this feature, want double buffering,
or like the prompt to include the volume number of the media to mount,
you can use the bundle software posted to comp.sources.unix last year. A
new version is in the queue.
-- 
bill davidsen - davidsen@sixhub.uucp (uunet!crdgw1!sixhub!davidsen)
    sysop *IX BBS and Public Access UNIX
    moderator of comp.binaries.ibm.pc and 80386 mailing list
"Stupidity, like virtue, is its own reward" -me