Ken Mink wrote: > It took me a bit to work out exactly how. Before removing one of the md > physical volumes, who'd have to pvmove all the physical extents to the new > physical volume(the new md device). Once all the PEs were moved to the new > larger volumes, who'd be free lvextend to use more space. >
You are correct, you would have to use pvmove to clear out the original md devices before removing them. I didn't think to mention that :(. > This would work. For the largest md device size there must be that much free > on the disks. Somebody probably knows a better strategy than just slicing it up into equal size pieces. You can probably somehow take advantage of the fact that the new md devices will always be a bigger than the old ones :). Pat
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