[zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread Jim Hranicky
For my latest test I set up a stripe of two mirrors with one hot spare like so: zpool create -f -m /export/zmir zmir mirror c0t0d0 c3t2d0 mirror c3t3d0 c3t4d0 spare c3t1d0 I spun down c3t2d0 and c3t4d0 simultaneously, and while the system kept running (my tar over NFS barely hiccuped), the

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread Eric Schrock
On Tue, Dec 12, 2006 at 07:53:32AM -0800, Jim Hranicky wrote: - I know I can attach it via the zpool commands, but is there a way to kickstart the attachment process if it fails to attach automatically upon disk failure? Yep. Just do a 'zpool replace zmir target spare'. This is what the

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread James F. Hranicky
Eric Schrock wrote: On Tue, Dec 12, 2006 at 07:53:32AM -0800, Jim Hranicky wrote: - I know I can attach it via the zpool commands, but is there a way to kickstart the attachment process if it fails to attach automatically upon disk failure? Yep. Just do a 'zpool replace zmir target spare'.

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread Eric Schrock
On Tue, Dec 12, 2006 at 02:08:57PM -0500, James F. Hranicky wrote: Sure, but that's what I want to avoid. The FMA agent should do this by itself, but it's not, so I guess I'm just wondering why, or if there's a good way to get to do so. If this happens in the middle of the night I don't want

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread James F. Hranicky
Eric Schrock wrote: On Tue, Dec 12, 2006 at 02:08:57PM -0500, James F. Hranicky wrote: Sure, but that's what I want to avoid. The FMA agent should do this by itself, but it's not, so I guess I'm just wondering why, or if there's a good way to get to do so. If this happens in the middle of the

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread Eric Schrock
On Tue, Dec 12, 2006 at 02:38:22PM -0500, James F. Hranicky wrote: Dec 11 14:42:32.1271 1319464e-7a8c-e65b-962e-db386e90f7f2 ZFS-8000-D3 100% fault.fs.zfs.device Problem in: zfs://pool=2646e20c1cb0a9d0/vdev=724c128cdbc17745 Affects:

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread James F. Hranicky
Eric Schrock wrote: Hmmm, it means that we correctly noticed that the device had failed, but for whatever reason the ZFS FMA agent didn't correctly replace the drive. I am cleaning up the hot spare behavior as we speak so I will try to reproduce this. Ok, great. Well, as long as I know