Re: [zfs-discuss] Question about degraded drive

2012-11-28 Thread Edward Ned Harvey (opensolarisisdeadlongliveopensolaris)
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Chris Dunbar - Earthside, LLC > > # zpool replace tank c11t4d0 > # zpool clear tank I would expect this to work, or detach/attach. You should scrub periodically, and ensure no errors after s

Re: [zfs-discuss] zfs on SunFire X2100M2 with hybrid pools

2012-11-28 Thread Jim Klimov
Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) wrote: There are very few situations where (gzip) option is better than the default lzjb. Well, for the most part my question regarded the slowness (or lack of) gzip DEcompression as compared to lz* algorithms. If there are files and data

Re: [zfs-discuss] zfs on SunFire X2100M2 with hybrid pools

2012-11-28 Thread Ian Collins
Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Jim Klimov I really hope someone better versed in compression - like Saso - would chime in to say whether gzip-9 vs. lzjb (or lz4)

Re: [zfs-discuss] Question about degraded drive

2012-11-28 Thread Chris Dunbar - Earthside, LLC
I appreciate everybody's feedback, but I am still unclear on how to proceed. Here is a little more information about my setup. Specifically, here is my zpool status: NAME STATE READ WRITE CKSUM tank DEGRADED 0 0 0 mirror-0 ONLINE 0 0 0 c10t0d0 ONLINE 0 0 0 c11t0d0 ONLINE 0 0 0 mirror-1 O

Re: [zfs-discuss] Question about degraded drive

2012-11-28 Thread Edward Ned Harvey (opensolarisisdeadlongliveopensolaris)
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Freddie Cash > > And you can try 'zpool online' on the failed drive to see if it comes back > online. Be cautious here - I have an anecdote, which might represent a trend in best practice, or

Re: [zfs-discuss] zfs on SunFire X2100M2 with hybrid pools

2012-11-28 Thread Edward Ned Harvey (opensolarisisdeadlongliveopensolaris)
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Jim Klimov > > I really hope someone better versed in compression - like Saso - > would chime in to say whether gzip-9 vs. lzjb (or lz4) sucks in > terms of read-speeds from the pools. My HDD-b