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From: lgy@newton.phys.washington.edu (Laurence G. Yaffe)
Newsgroups: comp.sys.mips
Subject: Re: How to append to a backup tape
Message-ID: <2860@milton.acs.washington.edu>
Date: 13 Apr 90 20:04:57 GMT
References: <19698@shamash.cdc.com>
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In article <19698@shamash.cdc.com>, dwb@hare.udev.cdc.com (dw block
x-4621) writes:
> From: dwb@hare.udev.cdc.com (dw block x-4621)
> Subject: How to append to a backup tape
> 
> We have a RS2030 workstation.  Is there any way to append additional files
> to an existing cartridge tape using tar, cpio, etc?  As I create new files
> in my home directory I would like to add them to a backup tape instead of
> having to do a full backup of my home directory every time.
>  
> ------------------------------------------------------------
> Dave Block                    E-mail:  dwb@hare.udev.cdc.com
> Control Data Corp.            AT&T:    (612) 482-4621
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    Sure, just use a non-rewind tape device (/dev/mt/ctape4), and position
it using "mt -f /dev/mt/ctape4 append" before writing your new file onto
the tape.  We do this all the time to place multiple incremental dumps on
a single tape.
-----------------------------------------------------------------
Laurence G. Yaffe		Internet: lgy@newton.phys.washington.edu
University of Washington	Bitnet:   yaffe@uwaphast.bitnet