Problems adding Intel 750 to zfs pool
dylan at techtangents.com
dylan at techtangents.com
Sat Jul 18 04:54:23 UTC 2015
I found this:
https://lists.freebsd.org/pipermail/freebsd-fs/2015-February/020828.html
Seems to be related to vfs.zfs.vdev.trim_on_init - I turn this off and
it adds immediately.
> dylan at techtangents.com <mailto:dylan at techtangents.com>
> 18 July 2015 2:35 pm
> Hi,
>
> I've installed an Intel 750 400GB NVMe PCIe SSD in a Dell R320 running
> FreeBSD 10.2-beta-1... not STABLE, but not far behind, I think.
> Apologies if this is the wrong mailing list, or if this has been fixed
> in STABLE since the beta.
>
> Anyway, I've gparted it into 2 partitions - 16GB for slog/zil and
> 357GB for l2arc. Adding the slog partition to the pool takes about 2
> minutes - machine seems hung during that time. Ping works, but I can't
> open another ssh session.
>
> Adding the l2arc doesn't seem to complete - it's been going 10 minutes
> now and nothing. Ping works, but I can't log in to the local console
> or another ssh session.
>
> I'm adding the partitions using their gpt names. i.e.
> zpool add zroot log gpt/slog
> zpool add zroot cache gpt/l2arc
>
> The system BIOS is up-to-date. The OS was a fresh 10.1 install, then
> freebsd-update to 10.2-beta2. 10.1 exhibited the same symptoms.
>
> Root is on zfs.
>
> Device was tested to be working on Windows 8.1 on a Dell T1700
> workstation.
>
> Any ideas?
>
> Cheers,
>
> Dylan Just
>
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