system backups

[Hemant Shah]

In article <U714092.91May13155851 at eagle.larc.nasa.gov> u714092 at eagle.larc.nasa.gov (prichard devon ) writes:
>
>I have borrowed an 8mm Exabyte with which to do a backup of my system.
>question is, it looks like "backup" only does one filesystem at a time,
>and every time backup runs, it will overwrite the tape.  I want
>to backup all data in rootvg, which has several file systems. 
>
>seeing as this is a short-term opportunity to get a complete system backup,
>I'd like to get an exact bit-for-bit copy.  from the documentation ;)
>I understand that backup is better than tar for this situation.
>
>so, could anyone tell me how to get a full system backup on one tape?
>
>TIA
>
>--

I use Exabyte tape drive to backup my system.

 use followint options :

	backup -0uf /dev/rmt0.1 /
	backup -0uf /dev/rmt0.1 /u
	backup -0uf /dev/rmt0.1 /usr

 and so on for each file system. rmt0.1 means no rewind.


Hemant Shah
Fermilab
System Integration group

E-mail : shah at cdsun5.fnal.gov

Voice  : (708) 840-8071