Re: [zfs-discuss] spreading data after adding devices to pool

2010-07-09 Thread Matt Urbanowski
You could move the data elsewhere using zfs send and recv, destroy the original datasets and then recreate them. This would stripe the data across the vdevs. Of course, when BP-rewrite becomes available it should be possible to simply redistribute blocks amongst the various vdevs without having t

[zfs-discuss] spreading data after adding devices to pool

2010-07-09 Thread George Helyar
I use ZFS (on FreeBSD) for my home NAS. I started on 4 drives then added 4 and have now added another 4, bringing the total up to 12 drives on 3 raidzs in 1 pool. I was just wondering if there was any advantage or disadvantage to spreading the data across the 3 raidz, as two are currently full