Re: [zfs-discuss] zfs global hot spares?

2011-06-24 Thread Fred Liu
zpool status -x output would be useful. These error reports do not include a pointer to the faulty device. fmadm can also give more info. Yes. Thanks. mpathadm can be used to determine the device paths for this disk. Notice how the disk is offline at multiple times. There is some sort

Re: [zfs-discuss] zfs global hot spares?

2011-06-18 Thread Richard Elling
more below... On Jun 16, 2011, at 2:27 AM, Fred Liu wrote: Fixing a typo in my last thread... -Original Message- From: Fred Liu Sent: 星期四, 六月 16, 2011 17:22 To: 'Richard Elling' Cc: Jim Klimov; zfs-discuss@opensolaris.org Subject: RE: [zfs-discuss] zfs global hot spares

Re: [zfs-discuss] zfs global hot spares?

2011-06-17 Thread Fred Liu
-Original Message- From: Fred Liu Sent: 星期四, 六月 16, 2011 17:28 To: Fred Liu; 'Richard Elling' Cc: 'Jim Klimov'; 'zfs-discuss@opensolaris.org' Subject: RE: [zfs-discuss] zfs global hot spares? Fixing a typo in my last thread... -Original Message- From: Fred Liu

Re: [zfs-discuss] zfs global hot spares?

2011-06-16 Thread Fred Liu
This message is from the disk saying that it aborted a command. These are usually preceded by a reset, as shown here. What caused the reset condition? Was it actually target 11 or did target 11 get caught up in the reset storm? It happed in the mid-night and nobody touched the file box. I

Re: [zfs-discuss] zfs global hot spares?

2011-06-16 Thread Fred Liu
Fixing a typo in my last thread... -Original Message- From: Fred Liu Sent: 星期四, 六月 16, 2011 17:22 To: 'Richard Elling' Cc: Jim Klimov; zfs-discuss@opensolaris.org Subject: RE: [zfs-discuss] zfs global hot spares? This message is from the disk saying that it aborted a command

Re: [zfs-discuss] zfs global hot spares?

2011-06-15 Thread Richard Elling
On Jun 14, 2011, at 10:31 PM, Fred Liu wrote: -Original Message- From: Richard Elling [mailto:richard.ell...@gmail.com] Sent: 星期三, 六月 15, 2011 11:59 To: Fred Liu Cc: Jim Klimov; zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] zfs global hot spares? On Jun 14, 2011, at 2

Re: [zfs-discuss] zfs global hot spares?

2011-06-15 Thread Fred Liu
-Original Message- From: Richard Elling [mailto:richard.ell...@gmail.com] Sent: 星期三, 六月 15, 2011 14:25 To: Fred Liu Cc: Jim Klimov; zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] zfs global hot spares? On Jun 14, 2011, at 10:31 PM, Fred Liu wrote: -Original

Re: [zfs-discuss] zfs global hot spares?

2011-06-15 Thread Richard Elling
On Jun 15, 2011, at 2:44 AM, Fred Liu wrote: -Original Message- From: Richard Elling [mailto:richard.ell...@gmail.com] Sent: 星期三, 六月 15, 2011 14:25 To: Fred Liu Cc: Jim Klimov; zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] zfs global hot spares? On Jun 14, 2011, at 10:31

Re: [zfs-discuss] zfs global hot spares?

2011-06-15 Thread Fred Liu
This is only true if the pool is not protected. Please protect your pool with mirroring or raidz*. -- richard Yes. We use a raidz2 without any spares. In theory, with one disk broken, there should be no problem. But in reality, we saw NFS service interrupted: Jun 9 23:28:59 cn03

Re: [zfs-discuss] zfs global hot spares?

2011-06-15 Thread Richard Elling
my point exactly, more below... On Jun 15, 2011, at 8:20 PM, Fred Liu wrote: This is only true if the pool is not protected. Please protect your pool with mirroring or raidz*. -- richard Yes. We use a raidz2 without any spares. In theory, with one disk broken, there should be no

[zfs-discuss] zfs global hot spares?

2011-06-14 Thread Jim Klimov
Hello all, Is there any sort of a Global Hot Spare feature in ZFS, i.e. that one sufficiently-sized spare HDD would automatically be pulled into any faulted pool on the system? So far I saw adding hot spares dedicated to a certain pool. And perhaps scripts to detach-attach hotspares between

Re: [zfs-discuss] zfs global hot spares?

2011-06-14 Thread Richard Elling
On Jun 14, 2011, at 5:18 AM, Jim Klimov wrote: Hello all, Is there any sort of a Global Hot Spare feature in ZFS, i.e. that one sufficiently-sized spare HDD would automatically be pulled into any faulted pool on the system? Yes. See the ZFS Admin Guide section on Designating Hot Spares

Re: [zfs-discuss] zfs global hot spares?

2011-06-14 Thread Richard Elling
On Jun 14, 2011, at 10:38 AM, Jim Klimov wrote: 2011-06-14 19:23, Richard Elling пишет: On Jun 14, 2011, at 5:18 AM, Jim Klimov wrote: Hello all, Is there any sort of a Global Hot Spare feature in ZFS, i.e. that one sufficiently-sized spare HDD would automatically be pulled into any

Re: [zfs-discuss] zfs global hot spares?

2011-06-14 Thread Fred Liu
What is the difference between warm spares and hot spares? ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] zfs global hot spares?

2011-06-14 Thread Fred Liu
-Original Message- From: Richard Elling [mailto:richard.ell...@gmail.com] Sent: 星期三, 六月 15, 2011 11:59 To: Fred Liu Cc: Jim Klimov; zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] zfs global hot spares? On Jun 14, 2011, at 2:36 PM, Fred Liu wrote: What