/[sysadmin-cookbook]/recepies/zfs/10.attach-device
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Annotation of /recepies/zfs/10.attach-device

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Revision 10 - (hide annotations)
Thu Apr 30 23:15:42 2009 UTC (15 years ago) by dpavlin
File size: 1275 byte(s)
attach new device to zfs pool and turn it into mirror

1 dpavlin 10 root@opl:/srv/sysadmin-cookbook/recepies/zfs# fdisk -l /dev/nbd0
2    
3     Disk /dev/nbd0: 250.0 GB, 250000000000 bytes
4     255 heads, 63 sectors/track, 30394 cylinders
5     Units = cylinders of 16065 * 512 = 8225280 bytes
6     Disk identifier: 0x00000000
7    
8     Device Boot Start End Blocks Id System
9     /dev/nbd0p1 1 13374 107426623+ 83 Linux
10    
11    
12     root@opl:~# zpool status
13     pool: zfs
14     state: ONLINE
15     scrub: scrub completed after 0h19m with 0 errors on Thu Apr 30 22:46:09 2009
16     config:
17    
18     NAME STATE READ WRITE CKSUM
19     zfs ONLINE 0 0 0
20     raid0/zfs ONLINE 0 0 0
21    
22     errors: No known data errors
23    
24    
25     root@opl:~# zpool attach zfs /dev/raid0/zfs /dev/nbd0p1
26    
27     root@opl:~# zpool status
28     pool: zfs
29     state: ONLINE
30     status: One or more devices is currently being resilvered. The pool will
31     continue to function, possibly in a degraded state.
32     action: Wait for the resilver to complete.
33     scrub: resilver in progress for 0h2m, 3.47% done, 1h5m to go
34     config:
35    
36     NAME STATE READ WRITE CKSUM
37     zfs ONLINE 0 0 0
38     mirror ONLINE 0 0 0
39     raid0/zfs ONLINE 0 0 0
40     nbd0p1 ONLINE 0 0 0
41    
42     errors: No known data errors

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