Re: [zfs-discuss] Persistent errors - do I believe?

2009-09-25 Thread Chris Murray
Cheers, I did try that, but still got the same total on import - 2.73TB I even thought I might have just made a mistake with the numbers, so I made a sort of 'quarter scale model' in VMware and OSOL 2009.06, with 3x250G and 1x187G. That gave me a size of 744GB, which is *approx* 1/4 of what I

Re: [zfs-discuss] Persistent errors - do I believe?

2009-09-24 Thread Chris Borrell
Try exporting and reimporting the pool. That has done the trick for me in the past -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Persistent errors - do I believe?

2009-09-22 Thread Chris Murray
I've had an interesting time with this over the past few days ... After the resilver completed, I had the message no known data errors in a zpool status. I guess the title of my post should have been how permanent are permanent errors?. Now, I don't know whether the action of completing the

Re: [zfs-discuss] Persistent errors - do I believe?

2009-09-20 Thread Chris Murray
Ok, the resilver has been restarted a number of times over the past few days due to two main issues - a drive disconnecting itself, and power failure. I think my troubles are 100% down to these environmental factors, but would like some confidence that after the resilver has completed, if it

Re: [zfs-discuss] Persistent errors - do I believe?

2009-09-19 Thread Victor Latushkin
On 17.09.09 21:44, Chris Murray wrote: Thanks David. Maybe I mis-understand how a replace works? When I added disk E, and used 'zpool replace [A] [E]' (still can't remember those drive names), I thought that disk A would still be part of the pool, and read from in order to build the contents of

[zfs-discuss] Persistent errors - do I believe?

2009-09-17 Thread Chris Murray
I can flesh this out with detail if needed, but a brief chain of events is: 1. RAIDZ1 zpool with drives A, B, C D (I don't have access to see original drive names) 2. New disk E. Replaced A with E. 3. Part way through resilver, drive D was 'removed' 4. 700+ persistent errors detected, and lots

Re: [zfs-discuss] Persistent errors - do I believe?

2009-09-17 Thread David Dyer-Bennet
On Thu, September 17, 2009 04:29, Chris Murray wrote: 2. New disk E. Replaced A with E. 3. Part way through resilver, drive D was 'removed' 4. 700+ persistent errors detected, and lots of checksum errors on all drives. Surprised by this - I thought the absence of one drive could be

Re: [zfs-discuss] Persistent errors - do I believe?

2009-09-17 Thread Chris Murray
Thanks David. Maybe I mis-understand how a replace works? When I added disk E, and used 'zpool replace [A] [E]' (still can't remember those drive names), I thought that disk A would still be part of the pool, and read from in order to build the contents of disk E? Sort of like a safer way of