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count drives by type, ignoring serial number
[sysadmin-cookbook] / recepies / zfs / 10.attach-device
1 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
Sysadmin cookbook