ZFS committed to the FreeBSD base.
Pawel Jakub Dawidek
pjd at FreeBSD.org
Sat Apr 7 19:15:41 UTC 2007
On Sat, Apr 07, 2007 at 08:03:19PM +0200, Bernd Walter wrote:
> Now with 240M kmem it looks good, but I'm still unshure:
> kstat.zfs.misc.arcstats.c_min: 67108864
> kstat.zfs.misc.arcstats.c_max: 188743680
> kstat.zfs.misc.arcstats.size: 87653376
> c_max seemed to be increasing with kmem, but I did compare it with a
> remebered value.
> Should be good with:
> vm.kmem_size: 251658240
> But top shows wired memory which is roughly twice the size of
> arcstats.size, so I'm still worried about kmem exhaustion if ARC runs
> up to c_max.
> Since the c_min/c_max values also influence the available RAM for other
> purposes as well, can we have it at least a loader.conf tuneable?
Just committed a change. You can tune max and min ARC size via
vfs.zfs.arc_max and vfs.zfs.arc_min tunnables.
Pawel Jakub Dawidek http://www.wheel.pl
pjd at FreeBSD.org http://www.FreeBSD.org
FreeBSD committer Am I Evil? Yes, I Am!
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