Linux : Multipath

Server A :

# multipath -ll
3600a098044316b37365d436b476e564f dm-2 NETAPP,LUN C-Mode
size=15G features='4 queue_if_no_path pg_init_retries 50 retain_attached_hw_handle' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=active
| |- 1:0:0:2 sdd 8:48   active ready running
| |- 1:0:1:2 sdg 8:96   active ready running
| |- 2:0:0:2 sdp 8:240  active ready running
| `- 2:0:1:2 sds 65:32  active ready running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 1:0:2:2 sdj 8:144  active ready running
  |- 1:0:3:2 sdm 8:192  active ready running
  |- 2:0:2:2 sdv 65:80  active ready running
  `- 2:0:3:2 sdy 65:128 active ready running
3600a098044316b37305d44353075674e dm-1 NETAPP,LUN C-Mode
size=500G features='4 queue_if_no_path pg_init_retries 50 retain_attached_hw_handle' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=active
| |- 1:0:2:1 sdi 8:128  active ready running
| |- 1:0:3:1 sdl 8:176  active ready running
| |- 2:0:2:1 sdu 65:64  active ready running
| `- 2:0:3:1 sdx 65:112 active ready running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 1:0:0:1 sdc 8:32   active ready running
  |- 1:0:1:1 sdf 8:80   active ready running
  |- 2:0:0:1 sdo 8:224  active ready running
  `- 2:0:1:1 sdr 65:16  active ready running
3600a098044316b37305d44353075674d dm-0 NETAPP,LUN C-Mode
size=500G features='4 queue_if_no_path pg_init_retries 50 retain_attached_hw_handle' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=active
| |- 1:0:2:0 sdh 8:112  active ready running
| |- 1:0:3:0 sdk 8:160  active ready running
| |- 2:0:2:0 sdt 65:48  active ready running
| `- 2:0:3:0 sdw 65:96  active ready running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 1:0:0:0 sdb 8:16   active ready running
  |- 1:0:1:0 sde 8:64   active ready running
  |- 2:0:0:0 sdn 8:208  active ready running
  `- 2:0:1:0 sdq 65:0   active ready running

Server B:
# multipath -ll
3600a098044316b37365d436b476e564f dm-2 NETAPP,LUN C-Mode
size=15G features='4 queue_if_no_path pg_init_retries 50 retain_attached_hw_handle' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=active
| |- 1:0:0:2 sdd 8:48   active ready running
| |- 1:0:1:2 sdg 8:96   active ready running
| |- 2:0:0:2 sdp 8:240  active ready running
| `- 2:0:1:2 sds 65:32  active ready running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 1:0:2:2 sdj 8:144  active ready running
  |- 1:0:3:2 sdm 8:192  active ready running
  |- 2:0:2:2 sdv 65:80  active ready running
  `- 2:0:3:2 sdy 65:128 active ready running
3600a098044316b37305d44353075674e dm-1 NETAPP,LUN C-Mode
size=500G features='4 queue_if_no_path pg_init_retries 50 retain_attached_hw_handle' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=active
| |- 1:0:2:1 sdi 8:128  active ready running
| |- 1:0:3:1 sdl 8:176  active ready running
| |- 2:0:2:1 sdu 65:64  active ready running
| `- 2:0:3:1 sdx 65:112 active ready running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 1:0:0:1 sdc 8:32   active ready running
  |- 1:0:1:1 sdf 8:80   active ready running
  |- 2:0:0:1 sdo 8:224  active ready running
  `- 2:0:1:1 sdr 65:16  active ready running
3600a098044316b37305d44353075674d dm-0 NETAPP,LUN C-Mode
size=500G features='4 queue_if_no_path pg_init_retries 50 retain_attached_hw_handle' hwhandler='0' wp=rw
|-+- policy='round-robin 0' prio=50 status=active
| |- 1:0:2:0 sdh 8:112  active ready running
| |- 1:0:3:0 sdk 8:160  active ready running
| |- 2:0:2:0 sdt 65:48  active ready running
| `- 2:0:3:0 sdw 65:96  active ready running
`-+- policy='round-robin 0' prio=10 status=enabled
  |- 1:0:0:0 sdb 8:16   active ready running
  |- 1:0:1:0 sde 8:64   active ready running
  |- 2:0:0:0 sdn 8:208  active ready running
  `- 2:0:1:0 sdq 65:0   active ready running