On 14/05/2009 14:58, Bryan Mesich wrote:
[...]

If your sync only takes 160 minutes...then I'd start to poke
around.  If its finishing time is reasonable considering the
array size, then I'd continue with the migration.

I think about 160 minutes is reasonable for 750GB, on an otherwise 
unloaded box; it's only 70MB/sec off 3 drives and on to 1 newer, faster 
drive.

Cheers,

John.