Cloning a gmirrored hard drive

Ivan Voras ivoras at
Mon Aug 25 12:33:57 UTC 2008

Sasa Stupar wrote:
> Hi!
> My situation: I have a server with FBSD 7 installed with two 40 GB disks
> in RAID 1 (gmirror) config.
> Now I have noticed the lack of space on the drive so I am thinking to
> change these disks for two 160 GB.
> What is the best way to clone the main hard disk in raid 1 config? Is
> this possible or is it better to switch back from RAID 1 to single disk
> system and then do cloning with dump/restore (or dd) and then make RAID
> 1 again?

You'll need to dump/restore (not dd) from an old drive to a new one.

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