HPUX backup (sorta working)

From: Paul Thompson <thompson_at_mail.athenet.net>
Date: Mon Feb 12 09:56:32 2001

ISL lives in the LIF volume which is not part of a partition.
You can probably make your exact image if you use the device for the whole
disk rather than backing up by partitions. The whole disk device should
get all the partitions.

A man lif on your 10.20 system should provide some info.


On Mon, 12 Feb 2001, Steve Robertson wrote:

> Thanks to all that replied before, I have been able to MOSTLY create a
> working backup of my HPUX 8.0 system. Still have a glitch to work out but,
> I'm getting a lot closer.
> Originally, I was using two different size disks and that wasn't working out
> so, now I'm using identical disks for the source and target.
> I am using the "dd" command to copy the data from the existing root disk
> partitions to the target.
> dd if=/dev/dsk/c1000t0d13 of=/dev/dsk/c1008t0d13 bs=1024k
> dd if=/dev/dsk/c1000t0d2 of=/dev/dsk/c1008t0d2 bs=1024
> Now I can boot hpux on the backup disk but only if I boot ISL on the
> original disk. When I load ISL from the original 8.0 disk, it shows a
> different version than when I load ISL from the backup disk. The backup disk
> was previously loaded with 10.20 and it appears that dd did not overwrite
> that portion of the disk.
> Unfortunately, the 10.20 version of ISL will not boot the 8.0 version of
> HPUX. It reports a funky out of memory error or some such.
> I realize in this case that the dd command is only moving the "13" and "2"
> partitions of the disk and ISL is probably not on either of those
> partitions.
> "ioscan -fn -C disk" reports about 50 different special files for each drive
> and I really don't to wade through all of them to find the right
> combination. I have tried a few of the obvious like "c1000t0d0 --->
> c1008t0d0" but still haven't found the right combination to copy the ISL
> sectors.
> So... the question(s) is:
> What partition is ISL on?
> Will dd copy ISL or do I have to use a different utility?
> Thanks, Steve
> _________________________________________________________________
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Received on Mon Feb 12 2001 - 09:56:32 GMT

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