Re: [zfs-discuss] Drive showing as removed

2010-06-10 Thread Joe Auty
Cindy Swearingen wrote: Hi Joe, I have no clue why this drive was removed, particularly for a one time failure. I would reconnect/reseat this disk and see if the system recognizes it. If it resilvers, then you're back in business, but I would use zpool status and fmdump to

Re: [zfs-discuss] Drive showing as removed

2010-06-09 Thread Joe Auty
Cindy Swearingen wrote: According to this report, I/O to this device caused a probe failure because the device isn't available on May 31. I was curious if this device had any previous issues over a longer period of time. Failing or faulted drives can also kill your pool's

Re: [zfs-discuss] Drive showing as removed

2010-06-09 Thread Cindy Swearingen
Hi Joe, I have no clue why this drive was removed, particularly for a one time failure. I would reconnect/reseat this disk and see if the system recognizes it. If it resilvers, then you're back in business, but I would use zpool status and fmdump to monitor this pool and its devices more often.

Re: [zfs-discuss] Drive showing as removed

2010-06-08 Thread Joe Auty
Richard Elling wrote: On Jun 7, 2010, at 4:50 PM, besson3c wrote: Hello, I have a drive that was a part of the pool showing up as "removed". I made no changes to the machine, and there are no errors being displayed, which is rather weird: # zpool status nm pool: nm state:

Re: [zfs-discuss] Drive showing as removed

2010-06-08 Thread Cindy Swearingen
Hi Joe, The REMOVED status generally means that a device was physically removed from the system. If necessary, physically reconnect c0t7d0 or if connected, check cabling, power, and so on. If the device is physically connected, see what cfgadm says about this device. For example, a device that

Re: [zfs-discuss] Drive showing as removed

2010-06-08 Thread Cindy Swearingen
Joe, Yes, the device should resilver when its back online. You can use the fmdump -eV command to discover when this device was removed and other hardware-related events to help determine when this device was removed. I would recommend exporting (not importing) the pool before physically

Re: [zfs-discuss] Drive showing as removed

2010-06-08 Thread Cindy Swearingen
According to this report, I/O to this device caused a probe failure because the device isn't available on May 31. I was curious if this device had any previous issues over a longer period of time. Failing or faulted drives can also kill your pool's performance. Thanks, Cindy On 06/08/10

Re: [zfs-discuss] Drive showing as removed

2010-06-08 Thread Joe Auty
Cindy Swearingen wrote: Joe, Yes, the device should resilver when its back online. You can use the fmdump -eV command to discover when this device was removed and other hardware-related events to help determine when this device was removed. I would recommend exporting

Re: [zfs-discuss] Drive showing as removed

2010-06-08 Thread Joe Auty
Cindy Swearingen wrote: Hi Joe, The REMOVED status generally means that a device was physically removed from the system. If necessary, physically reconnect c0t7d0 or if connected, check cabling, power, and so on. If the device is physically connected, see what cfgadm

[zfs-discuss] Drive showing as removed

2010-06-07 Thread besson3c
Hello, I have a drive that was a part of the pool showing up as removed. I made no changes to the machine, and there are no errors being displayed, which is rather weird: # zpool status nm pool: nm state: DEGRADED scrub: none requested config: NAMESTATE READ WRITE

Re: [zfs-discuss] Drive showing as removed

2010-06-07 Thread Richard Elling
On Jun 7, 2010, at 4:50 PM, besson3c wrote: Hello, I have a drive that was a part of the pool showing up as removed. I made no changes to the machine, and there are no errors being displayed, which is rather weird: # zpool status nm pool: nm state: DEGRADED scrub: none requested