In article <20040619055829.115283AF25@schizo.geek.com.au>,
	dan@geek.com.au writes:
> dumping out a filesystem larger than a single tape:
>
>  # dump 0auhbtf 0 32 /dev/rst0 /media

May I suggest to use the "e" option? It will instruct "dump" to eject
the tape once it is full.

> I get a write error at about the expected point for when the first
> tape would be full.
> 
>   [14:20:35 EST] DUMP: 41.73% done, finished in 5:14 (at 19:34:48 EST)
>   [14:25:35 EST] DUMP: 42.64% done, finished in 5:09 (at 19:35:01 EST)
>   [14:28:40 EST] DUMP: write error 18584896 blocks into volume 1

Please try to enable early warning EOM behaviour with "mt -f /dev/rst0 eew 1"
before the backup and see if that helps.

	Kind regards

-- 
Matthias Scheler                                  http://scheler.de/~matthias/