[zfs-discuss] HELP changing concat to a mirror

2008-07-02 Thread Mark McDonald
Hi

I have managed to get this:
HOSTNAME$ zpool status
  pool: zp01
 state: ONLINE
 scrub: resilver completed with 0 errors on Wed Jul  2 11:55:27 2008
config:

NAMESTATE READ WRITE CKSUM
zp01ONLINE   0 0 0
  c0t2d0ONLINE   0 0 0
  c0t3d0ONLINE   0 0 0

But I wanted to get these in a mirror - I am unable to remove c0t3d0 from the 
pool. There is already data in the pool with filesystems mounted. So I do not 
wish to destroy the pool.

Please help
Mark
 
 
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Re: [zfs-discuss] HELP changing concat to a mirror

2008-07-02 Thread Tomas Ögren
On 02 July, 2008 - Mark McDonald sent me these 0,7K bytes:

 Hi
 
 I have managed to get this:
 HOSTNAME$ zpool status
   pool: zp01
  state: ONLINE
  scrub: resilver completed with 0 errors on Wed Jul  2 11:55:27 2008
 config:
 
 NAMESTATE READ WRITE CKSUM
 zp01ONLINE   0 0 0
   c0t2d0ONLINE   0 0 0
   c0t3d0ONLINE   0 0 0
 
 But I wanted to get these in a mirror - I am unable to remove c0t3d0
 from the pool. There is already data in the pool with filesystems
 mounted. So I do not wish to destroy the pool.

Currently your only option is to copy data somewhere else, destroy pool
and create a new one. Disk removal is being worked on I believe, but it
gets kinda complex when you have a bunch of snapshots, clones etc..

/Tomas
-- 
Tomas Ögren, [EMAIL PROTECTED], http://www.acc.umu.se/~stric/
|- Student at Computing Science, University of Umeå
`- Sysadmin at {cs,acc}.umu.se
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Re: [zfs-discuss] HELP changing concat to a mirror

2008-07-02 Thread Cindy . Swearingen
Mark,

If you don't want to backup the data, destroy the pool, and
recreate the pool as a mirrored configuration, then another
option it to attach two more disks to create 2 mirrors of 2
disks.

See the output below.

Cindy

# zpool create zp01 c1t3d0 c1t4d0
# zpool status
   pool: zp01
  state: ONLINE
  scrub: none requested
config:

 NAMESTATE READ WRITE CKSUM
 zp01ONLINE   0 0 0
   c1t3d0ONLINE   0 0 0
   c1t4d0ONLINE   0 0 0

errors: No known data errors
# zpool attach zp01 c1t3d0 c1t5d0
# zpool attach zp01 c1t4d0 c1t6d0
# zpool status zp01
   pool: zp01
  state: ONLINE
  scrub: resilver completed after 0h0m with 0 errors on Wed Jul  2 
09:21:33 2008
config:

 NAMESTATE READ WRITE CKSUM
 zp01ONLINE   0 0 0
   mirrorONLINE   0 0 0
 c1t3d0  ONLINE   0 0 0
 c1t5d0  ONLINE   0 0 0
   mirrorONLINE   0 0 0
 c1t4d0  ONLINE   0 0 0
 c1t6d0  ONLINE   0 0 0

errors: No known data errors


Mark McDonald wrote:
 Hi
 
 I have managed to get this:
 HOSTNAME$ zpool status
   pool: zp01
  state: ONLINE
  scrub: resilver completed with 0 errors on Wed Jul  2 11:55:27 2008
 config:
 
 NAMESTATE READ WRITE CKSUM
 zp01ONLINE   0 0 0
   c0t2d0ONLINE   0 0 0
   c0t3d0ONLINE   0 0 0
 
 But I wanted to get these in a mirror - I am unable to remove c0t3d0 from the 
 pool. There is already data in the pool with filesystems mounted. So I do not 
 wish to destroy the pool.
 
 Please help
 Mark
  
  
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