All the ZFS tuning guides for FreeBSD (including one on the FreeBSD
ZFS wiki) have recommended values between 64M and 128M to improve
stability, so that what I went with. How much of my max kmem is it
safe to give to ZFS?


- Dan Naumov





On Thu, Jun 18, 2009 at 2:51 AM, Ronald Klop<[email protected]> wrote:
> Isn't 96M for ARC really small?
> Mine is 860M.
> vfs.zfs.arc_max: 860072960
> kstat.zfs.misc.arcstats.size: 657383376
>
> I think the UFS2 cache is much bigger which makes a difference in your test.
>
> Ronald.
>
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