Linux LVM: logical volume migration | Miljan Karadzic
I was recently confronted with the task of migrating logical volume holding MySQL databases to a separate physical volume. Due to important application running on top of MySQL any downtime was out of the question.
Easiest way to perform this operation would be using pvmove command.
Fri May 31 12:17:07 2013 - permalink -
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http://www.miljan.org/main/2010/05/04/linux-lvm-logical-volume-migration/