[rescue] Block size and the single DD
kloch at gurunet.net
Wed Feb 11 09:52:29 CST 2004
Sheldon T. Hall wrote:
> So I've got this Solaris shell script that backs up my SGI machines to the
> spiffy new DLT tape drive on my SPARCclassic....
> The heart of the script is this line:
> rsh $MACHINE xfsdump -l 0 -F - $FS | dd of=$TAPE bs=$BS
> I run that on the Sun with values like
> MACHINE=blinky # Indigo2 R4k
> TAPE=/dev/rmt/1cn # DLT 2000xt on Sun SBUS card
> Now, this works, but it's so slow that the DLT tape shoeshines itself into a
I thought the days of backing up directly to tape were long gone.
How about setting up a remote backup server with large
disks and the dlt? Also, is there anything that xfsdump gives
you that you wouldn't get from gnu tar?
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