mike wrote: > thanks for the reply. > > On 5/10/07, Al Hopper <[EMAIL PROTECTED]> wrote: > >> Suggestion - try two 4-way raidz pools. > > wouldn't that bring usable space down to 2 pairs of 3x750? > > can those be combined into a single filesystem (for a total of 6x750 > usable, but underlying would actually be the equivalent of 2 4x750 > raid5 setups) > > why would you suggest this? would it improve some performance rather > than having a raid-z2 on the 8 disks instead? > You should run some tests with your workload, with ZFS it is very quick and easy to create and destroy pools, so you can evaluate many combinations in a short time. For my workload, four 2-way mirrors gave me the best redundancy/performance tradeoff.
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