Re: [zfs-discuss] Zvol vs zfs send/zfs receive

2012-09-14 Thread Bill Sommerfeld
On 09/14/12 22:39, Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Dave Pooser Unfortunately I did not realize that zvols require disk space sufficient to duplicate the zvol, and

Re: [zfs-discuss] Zvol vs zfs send/zfs receive

2012-09-14 Thread Ian Collins
On 09/15/12 04:46 PM, Dave Pooser wrote: I need a bit of a sanity check here. 1) I have a a RAIDZ2 of 8 1TB drives, so 6TB usable, running on an ancient version of OpenSolaris (snv_134 I think). On that zpool (miniraid) I have a zvol (RichRAID) that's using almost the whole FS. It's shared out v

Re: [zfs-discuss] Zvol vs zfs send/zfs receive

2012-09-14 Thread Edward Ned Harvey (opensolarisisdeadlongliveopensolaris)
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Dave Pooser > > Unfortunately I did not realize that zvols require disk space sufficient > to duplicate the zvol, and my zpool wasn't big enough. After a false start > (zpool add is dangerous w

[zfs-discuss] Zvol vs zfs send/zfs receive

2012-09-14 Thread Dave Pooser
I need a bit of a sanity check here. 1) I have a a RAIDZ2 of 8 1TB drives, so 6TB usable, running on an ancient version of OpenSolaris (snv_134 I think). On that zpool (miniraid) I have a zvol (RichRAID) that's using almost the whole FS. It's shared out via COMSTAR Fibre Channel target mode. I'd l

Re: [zfs-discuss] Interesting question about L2ARC

2012-09-14 Thread Dan Swartzendruber
Interesting, They are in and running and I'm hitting on them pretty good. One thing I did change: I've seen recommendations (one in particular from nexenta) that recommends an 8KB recordsize for virtualization workloads (which is 100% of my workload). I Svmotion'ed all the VMs off the datastore

[zfs-discuss] lost pool metadata

2012-09-14 Thread Simon Casady
Gremlins in my machine have deleted most of the pool metadata and I need to know if it is possible to recover. Setup is 8 disks in an external enclosure configured as raidz2 attached to a macpro running openindiana under vmware fusion. This has worked fine for a number of months with the only cave