taxman at acd.net
Sun Mar 30 18:57:28 PST 2003
On Sunday 30 March 2003 07:57 pm, Grant Peel wrote:
> Hi all,
> I am about to make the trip to shutdown one of our servers and 'dd' the
> first SCSI drive to the second.
> from what I have read, and what some of you have kindly offered, I just
> kick into single user mode, with only root mounted on the primary drive,
ro, I assume
> and away we go...
> dd if=/dev/da0 of=/dev/da1 bs=1m
That'll copy the data, but you'll want to prep the disk. I've seen
recommendations something along the lines of: read data off the whole new
disk first dd if=/dev/da1 of=/dev/null then write the data you want on it,
then read it off to /dev/null again.
Something to the effect of populating the drives on disk bad sector records.
There may be more burn in recommended, but I couldn't find anything in the
> One last question, the second drive is identical to the first, but should
> it be right out odf the box condition, formatted, fdisk'ed partiitioned or
> does any of that matter since it will be copies bit for bit?
None of that matters for the reason you noted.
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