LSI 9260: is there a way to configure it JBOD like mps?
devnullius
devnullius at gmail.com
Sat Dec 26 19:57:11 UTC 2015
I also got this info from Michelle (thanks!)
Michelle Sullivan wrote
> Well depends on your RAID level of zfs...
>
> On my system I have 16 x 3T drives and all are config'd as RAID0 then I
> have zraid2 for 15 of the disks and the remainder is set to be a spare.
>
> ...and that all looks like:
>
> $ zpool status -v
> pool: storage
> state: ONLINE
> scan: scrub in progress since Sun Dec 20 00:00:01 2015
> 8.13T scanned out of 28.5T at 28.5M/s, 208h38m to go
> 0 repaired, 28.49% done
> config:
>
> NAME STATE READ WRITE CKSUM
> storage ONLINE 0 0 0
> raidz2-0 ONLINE 0 0 0
> mfid10 ONLINE 0 0 0
> mfid8 ONLINE 0 0 0
> mfid12 ONLINE 0 0 0
> mfid0 ONLINE 0 0 0
> mfid14 ONLINE 0 0 0
> mfid15 ONLINE 0 0 0
> mfid1 ONLINE 0 0 0
> mfid7 ONLINE 0 0 0
> mfid2 ONLINE 0 0 0
> mfid9 ONLINE 0 0 0
> mfid3 ONLINE 0 0 0
> mfid4 ONLINE 0 0 0
> mfid5 ONLINE 0 0 0
> mfid6 ONLINE 0 0 0
> mfid11 ONLINE 0 0 0
> spares
> mfid13 AVAIL
>
> errors: No known data errors
It still feels like I should anticipate a lot of problems, assuming worst
case scenarios... So I'm gonna look for one of these cards instead and rule
out all risks...:
https://forums.freenas.org/index.php?threads/it-mode-firmware-for-lsi-megaraid-sas-9260-4i.40093/
(currently in moderation)
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