Re: [zfs-discuss] odd versus even

2007-01-07 Thread Adam Leventhal
Hey Peter, If I recall correctly, the result was there was a very slight space-efficiency benefit of using a multiple of 2 vdevs for raidz1 and of 3 vdevs for raidz2 -- doing this can reduce the number of 'skipped' blocks. That said, the advantage is very slight and is only really relevant when

Re: [zfs-discuss] odd versus even

2007-01-07 Thread Victor Latushkin
Hi Peter, Peter Tribble wrote: I'm being a bit of a dunderhead at the moment and neither the site search nor google are picking up the information I seek... There was the thread named Metaslab alignment on RAID-Z on this list, you may want to look at it. I'm setting up a thumper and I'm

[zfs-discuss] odd versus even

2007-01-04 Thread Peter Tribble
I'm being a bit of a dunderhead at the moment and neither the site search nor google are picking up the information I seek... I'm setting up a thumper and I'm sure I recall some discussion of the optimal number of drives in raidz1 and raidz2 vdevs. I also recall that it was something like you