Date: Fri, 26 Jul 2013 12:57:38 -0700 From: aurfalien <aurfalien@gmail.com> To: =?iso-8859-1?Q?Trond_Endrest=F8l?= <Trond.Endrestol@fagskolen.gjovik.no> Cc: Alexandre Labarre <alexandre@labar.re>, Dan Nelson <dnelson@allantgroup.com>, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: TRIM and changing mount options Message-ID: <5B2FD1EF-1C17-4D81-8D9E-E1F08B917EB6@gmail.com> In-Reply-To: <alpine.BSF.2.00.1307260614350.35028@mail.fig.ol.no> References: <316706C7-F038-4110-BB36-8EDFF9DC6A6B@gmail.com> <20130724025547.GC82464@dan.emsphone.com> <437A347C-B4E8-4648-ABB4-F8378955F83F@gmail.com> <20130724160124.GD82464@dan.emsphone.com> <A8C360F2-5A20-487D-AB0E-4973BA6EF0A0@gmail.com> <CA%2B8gk9_KM1ri0-Eg3j4MMq8nDs%2BovtGZ_YYDdcdzr7j9-MT1UQ@mail.gmail.com> <03F003C0-3E95-4980-8042-3EF918B17C3D@gmail.com> <alpine.BSF.2.00.1307260614350.35028@mail.fig.ol.no>
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On Jul 25, 2013, at 9:15 PM, Trond Endrest=F8l wrote: > On Thu, 25 Jul 2013 19:25-0700, aurfalien wrote: >=20 >>=20 >> On Jul 24, 2013, at 12:51 PM, Alexandre Labarre wrote: >>=20 >>> Le mercredi 24 juillet 2013, aurfalien a =E9crit : >>>=20 >>> On Jul 24, 2013, at 9:01 AM, Dan Nelson wrote: >>>=20 >>>> 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; >>>>>>>=20 >>>>>>> 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 >>>>>=20 >>>>>> 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". If >>>>>> .zio_trim.success increments and .unsupported (or .failed) = doesn't, then >>>>>> you know that it's working. >>>>>=20 >>>>> Looks like I don't have it. >>>>>=20 >>>>> I keep reading that I must download the patch and make it which is = not an >>>>> issue. >>>>>=20 >>>>> But I can't seem to find it. >>>>>=20 >>>>> I've dl'd the 9.2 beta in hopes to check its src and see if its = there. >>>>>=20 >>>>> Looks like all I really need is the current rel. >>>>=20 >>>> 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: >>>>=20 >>>> http://svnweb.freebsd.org/base?view=3Drevision&revision=3D251419 >>>=20 >>>=20 >>> I actually got the 9.2 src and found what i was looking for so many = thanks. >>>=20 >>> Gonna figure out what step are required to compile this in to my = current 9.1 rel. >>>=20 >>> Thanks again. >>>=20 >>> - aurf >>> Hi, >>> 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 weeks. >>> Just my .2 cents >>>=20 >>> Kind regards, >>> Alexandre >>=20 >> Hi, >>=20 >> Whats the best list to submit oddities regarding freeBSD 9.2 Beta 1? >>=20 >> Specifically, this line in 9.1 creates and mounts the fs under /mnt; >>=20 >> zpool create -o altroot=3D/mnt -o cachefile=3D/var/tmp/zpool.cache = zroot mirror /dev/gpt/disk0 /dev/gpt/disk1 >>=20 >> But in 9.2 beta 1, its under /mnt/zroot. >>=20 >> Just seems a bit odd is all. >>=20 >> - aurf >=20 > What does zfs get mountpoint zroot tell you in each case? Hi Trond, Mind you, this is a Live CD env. I am doing zpool mirror on a system = during install. At any rate, in 9.2 beta 1 it shows; NAME PROPERTY VALUE SOURCE zroot mountpoint /mnt/zroot default On 9.1 it shows; NAME PROPERTY VALUE SOURCE zroot mountpoint /mnt local HTH and hope I am doing something wrong. - aurf=
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