[SUMMARY] remote dump with AdvFS?

From: Sung Moon Kang <sung.kang.bk.94_at_aya.yale.edu>
Date: Tue, 08 Sep 1998 02:19:26 -0700

Many thanks to the following for their quick response:

Jim Belonis <_at_dirac.phys.washington.edu>
Alan Rollow <_at_nabeth.cxo.dec.com>
Thomas Leitner <_at_finwds01.tu-graz.ac.at>
Jean Schuller" <_at_sbgal4.in2p3.fr>

Original Question [condensed]:

>AdvFS does not seem to have the capability to use a remote device as
>its backup device. Is there an equivalent to "rdump" with AdvFS,
>like its "vdump" command replacing the "dump" command?

Answer [paraphrased]:

Basically, I can use "vdump", but I need to pipe its output to the
remote machine which has the backup device. The output needs to be
translated and put onto disk. And of course the machine to be backed
up needs rsh access to the remote machine with the back up device. I
also got caveats to set the block sizes correctly.

This was probably obvious to many who have done remote backups. Gotta
learn somehow, right? :-)

Suggested commands:

/sbin/vdump <arguments including -b 60 -f - > | \
          rsh <tape-machine> dd bs=60k of=<tape-drive>

No one mentioned anything about restoring from backup (I didn't ask),
but I'm guessing that just reversing pipe and use "vrestore" instead
of "vdump" will do the job.

---------------------------------------------------------------------------
Sung Moon Kang BK94 AA96 | UCLA - MAE
sung.kang.bk.94_at_aya.yale.edu | http://home.att.net/~sungmoonkang
Received on Tue Sep 08 1998 - 16:50:00 NZST

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