On Mon, 16 Apr 2012 13:46:46 +0800 "kedacomkernel" <kedacomkernel@xxxxxxxxx> wrote: > This is the man md about: > When 'near' replicas are chosen, the multiple copies of a given chunk are laid out consecutively across > the stripes of the array, so the two copies of a datablock will likely be at the same offset on two > adjacent devices. "likely" is different from "certainly". In most cases they are the same offset. In some cases they are different offsets. I think "likely" describes that well enough. > > I think the word "similar" is the same. "similar" is not the same as "same", though it is similar ..... "same" means there is no difference. "similar" means there might be a difference, but it is not a big difference. Does that clear it up? NeilBrown
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