TRIM and changing mount options
alexandre at labar.re
Wed Jul 24 20:10:23 UTC 2013
Le mercredi 24 juillet 2013, aurfalien a écrit :
> On Jul 24, 2013, at 9:01 AM, Dan Nelson wrote:
> > In the last episode (Jul 23), aurfalien said:
> >> On Jul 23, 2013, at 7:55 PM, Dan Nelson wrote:
> >>> In the last episode (Jul 23), aurfalien said:
> >>>> At any rate, could some one;
> >>>> a) Explain how I am loading my file system as I'm used to fstab?
> >>>> b) How to run tunefs on my zroot
> >>>> c) How to determine if I actually have the needed TRIM support in my
> >>>> kernel
> >>> I'm not sure if there's a way to query TRIM status on arbitrary geom
> >>> providers, but you can see whether zfs successfully sent any TRIM
> >>> requests by watching the output of "sysctl kstat.zfs.misc.zio_trim".
> >>> .zio_trim.success increments and .unsupported (or .failed) doesn't,
> >>> you know that it's working.
> >> Looks like I don't have it.
> >> I keep reading that I must download the patch and make it which is not
> >> issue.
> >> But I can't seem to find it.
> >> I've dl'd the 9.2 beta in hopes to check its src and see if its there.
> >> Looks like all I really need is the current rel.
> > ZFS TRIM support was MFC'd into the 9 branch in June, so it wasn't in 9.1
> > but will be available in 9.2:
> > http://svnweb.freebsd.org/base?view=revision&revision=251419
> I actually got the 9.2 src and found what i was looking for so many
> Gonna figure out what step are required to compile this in to my current
> 9.1 rel.
> Thanks again.
> - aurf
Why you do not track 9/Stable or wait 9.2-Release?
We are at the first Beta stage of 9.2. (9.2-Beta 1). You cannot use
"freebsd-update" to upgrade your 9.1-Release to 9.2-Beta 1 because there
was a problem, but this will be resolved for 9.2-Beta 2 in the next days or
Just my .2 cents
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