[LUNA] FreeBSD ZFS 'RAID0' setup ....

[Jared Wilkinson]

My only experience with ZFS so I can't be sure the implementation is the
same on Linix, but why not just present the disks as JBOD and handle them
strictly in ZFS? Then you could mirror, stripe or whatever to your hearts
content inside the ZFS configs.

On Thursday, July 3, 2014, William A. Mahaffey III <wam at hiwaay.net> wrote:

>
> .... I am provisioning a new box to replace this one (an aging 55W AMD64X2
> 3800+, 2 GB RAM, 1X 40 GB SATA-1 root drive, 1X 160 GB SATA-1 mounting
> /home, running Fedora-14 64-bit, to be re-purposed into a m0n0wall box). I
> never upgraded cuz I liked the look & feel of F14 & felt no urge to move.
> Now the machine feels *SLOW* (FireFox takes 25-30 sec. to launch, similar
> for T-bird). New box is AMD 25W quad-core Jaguar based, Sempron 3850, 16 GB
> of RAM, 4X 2.5" 1 TB 7200 rpm SATA-3 HGST's, to be partitioned &
> ZFS-RAID-ed & run FreeBSD 9.2 64-bit, I have been reading feverishly on ZFS
> & FreeBSD, like everything I have found so far, however 1 question. Given
> only 4 drives, I don't want to RAID-1 (mirror) or RAIDZ-n (RAID-5/6-ish), &
> lose 25-50 % of possible storage. The machine will be rsynced nightly (at
> least) & tar-bziped twice weekly, & w/ all new 2.5" drives, good cooling,
> etc. I don't expect trouble, & will be well prepped if it rears its ugly
> head. Thus I would like to RAID-0 (stripe) the 4 ZFS partitions. I located
> several very detailed tutorials, notably https://wiki.freebsd.org/
> RootOnZFS/GPTZFSBoot/9.0-RELEASE, which walk you through everything in
> gory detail, except for that 1 question. is it possible to just stripe ZFS
> partitions ? I thought I remembered reading that somewhere, but failed to
> bookmark it & haven't been able to re-acquire it .... Any help appreciated
> ....
>
> --
>
>         William A. Mahaffey III
>
>  ----------------------------------------------------------------------
>
>         "The M1 Garand is without doubt the finest implement of war
>          ever devised by man."
>                            -- Gen. George S. Patton Jr.
>
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