zfs with a bunch of drives
krad
kraduk at gmail.com
Sun Jan 8 17:38:43 UTC 2012
On 8 January 2012 15:56, Randy Bush <randy at psg.com> wrote:
> we want to build a new 16-drive RELENG_9 server on which we intend to
> run a bunch of vboxen. a couple of years ago, we built a 16-drive
> server. based on advice here not to just do a big raidz, it was
> configured as eight mirrors
>
> tank ONLINE 0 0 0
> mirror ONLINE 0 0 0
> label/m00-d01 ONLINE 0 0 0
> label/m00-d00 ONLINE 0 0 0
> mirror ONLINE 0 0 0
> label/m01-d00 ONLINE 0 0 0
> label/m01-d01 ONLINE 0 0 0
>
> and so forth. is this still the best advice for performance?
>
> and is there a url for building a bootable RELENG_9 zfs-only system?
> last i looked there were a half dozen all somewhat different.
>
> thanks for clue.
>
> randy
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striping mirrors will be fast but wasteful on space. two groups of raidz2
would be nice but slightly slower depends whats more important to you
though
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