FreeBSD ZFS file server with SSD HDD

Adam Vande More amvandemore at gmail.com
Thu Oct 12 13:32:55 UTC 2017


On Thu, Oct 12, 2017 at 5:38 AM, Kate Dawson <k4t at 3msg.es> wrote:

>
> >
> > set to the default.  Have you tried any other zfs or nfs tuning?  If so,
> > please share those details.
>
>
> vfs.zfs.l2arc_noprefetch=0
>
> zfs get sync tank/exports/xendomu
> NAME                  PROPERTY  VALUE     SOURCE
> tank/exports/xendomu  sync      disabled  local
>
>
> >
> > Does gstat reveal anything useful?
> >
>
> Thanks for this tool... on regular occasions drives show high percentage
> busy
>

The output from arc_summary.pl may be useful to understand ZFS's
performance as well.

-- 
Adam


More information about the freebsd-questions mailing list