[root@rac02 mnt]# multipath -ll
mpathb (36005076300810df6f800000000000005) dm-3 IBM,2145
size=50G features='0' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=0 status=active
| |- 10:0:0:0 sdd 8:48 failed faulty offline
| `- 9:0:0:0  sde 8:64 failed faulty running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 7:0:0:0  sdb 8:16 active ready  running
  `- 8:0:0:0  sdc 8:32 active ready  running
[root@rac02 mnt]# multipath -ll
mpathb (36005076300810df6f800000000000005) dm-3 IBM,2145
size=50G features='0' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=0 status=enabled
| |- 10:0:0:0 sdd 8:48 failed faulty running
| `- 9:0:0:0  sde 8:64 failed faulty running
`-+- policy='round-robin 0' prio=10 status=active
  |- 7:0:0:0  sdb 8:16 active ready  running
  `- 8:0:0:0  sdc 8:32 active ready  running

avg-cpu:  %user   %nice %system %iowait  %steal   %idle
           0.17    0.00    1.26   14.41    0.00   84.16

Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
sda               0.00         0.00         0.00          0          0
scd0              0.00         0.00         0.00          0          0
dm-0              0.00         0.00         0.00          0          0
dm-1              0.00         0.00         0.00          0          0
dm-2              0.00         0.00         0.00          0          0
sdb              77.00         0.00     78848.00          0      78848
sdc              86.00         0.00     88064.00          0      88064
sdd               0.00         0.00         0.00          0          0
sde               0.00         0.00         0.00          0          0
dm-3            163.00         0.00    166912.00          0     166912
dm-4          19967.00         0.00    159736.00          0     159736

avg-cpu:  %user   %nice %system %iowait  %steal   %idle
           0.34    0.00    0.42    6.08    0.00   93.16

Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
sda               0.00         0.00         0.00          0          0
scd0              0.00         0.00         0.00          0          0
dm-0              0.00         0.00         0.00          0          0
dm-1              0.00         0.00         0.00          0          0
dm-2              0.00         0.00         0.00          0          0
sdb              75.00         0.00     74768.00          0      74768
sdc              72.00         0.00     73088.00          0      73088
sdd               0.00         0.00         0.00          0          0
sde               0.00         0.00         0.00          0          0
dm-3            147.00         0.00    147856.00          0     147856
dm-4             50.00         0.00       400.00          0        400

[root@rac02 mnt]# multipath -ll
mpathb (36005076300810df6f800000000000005) dm-3 IBM,2145
size=50G features='0' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=enabled
| |- 10:0:0:0 sdd 8:48 failed ready running
| `- 9:0:0:0  sde 8:64 failed ready running
`-+- policy='round-robin 0' prio=10 status=active
  |- 7:0:0:0  sdb 8:16 active ready running
  `- 8:0:0:0  sdc 8:32 active ready running

Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
sda               0.00         0.00         0.00          0          0
scd0              0.00         0.00         0.00          0          0
dm-0              0.00         0.00         0.00          0          0
dm-1              0.00         0.00         0.00          0          0
dm-2              0.00         0.00         0.00          0          0
sdb             112.00         0.00    114688.00          0     114688
sdc             112.00         0.00    114688.00          0     114688
sdd               0.00         0.00         0.00          0          0
sde               0.00         0.00         0.00          0          0
dm-3            224.00         0.00    229376.00          0     229376
dm-4          28800.00         0.00    230400.00          0     230400

[root@rac02 mnt]# multipath -ll
mpathb (36005076300810df6f800000000000005) dm-3 IBM,2145
size=50G features='0' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=enabled
| |- 10:0:0:0 sdd 8:48 failed ready running
| `- 9:0:0:0  sde 8:64 failed ready running
`-+- policy='round-robin 0' prio=10 status=active
  |- 7:0:0:0  sdb 8:16 active ready running
  `- 8:0:0:0  sdc 8:32 active ready running

[root@rac02 mnt]# multipath -ll
mpathb (36005076300810df6f800000000000005) dm-3 IBM,2145
size=50G features='0' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=enabled
| |- 10:0:0:0 sdd 8:48 failed ready  running
| `- 9:0:0:0  sde 8:64 failed ready  running
`-+- policy='round-robin 0' prio=0 status=enabled
  |- 7:0:0:0  sdb 8:16 failed faulty offline
  `- 8:0:0:0  sdc 8:32 failed faulty offline

[root@rac02 ~]# multipath -ll
mpathb (36005076300810df6f800000000000005) dm-3 IBM,2145
size=50G features='0' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=active
| |- 10:0:0:0 sdd 8:48 active ready running
| `- 9:0:0:0  sde 8:64 active ready running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 7:0:0:0  sdb 8:16 active ready running
  `- 8:0:0:0  sdc 8:32 active ready running