Ben's notes

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--- multipathd [2013/05/14 07:11] – admin
+++ multipathd [2013/05/14 07:15] – admin
@@ Line 1: / Line 1: @@
 Find wwid
-<code>
+  /lib/udev/scsi_id --whitelisted --device=/dev/sda
-/lib/udev/scsi_id --whitelisted --device=/dev/sda
-</code>
 Edit /etc/multipath.conf
@@ Line 41: / Line 39: @@
 }
 </code>
@@ Line 51: / Line 48: @@
     multipath -d   # dry run
     multipath -v2  # print all info
+</code>
+Show status
+  multipath -ll
+Example output
+<code>
+vmmonitor (36001405e4b5224eda4c9d33ebd87dad4) dm-6 SYNOLOGY,iSCSI Storage
+size=32G features='0' hwhandler='0' wp=rw
+`-+- policy='round-robin 0' prio=1 status=active
+  |- 6:0:0:1 sde 8:64  active ready running
+  `- 7:0:0:1 sdf 8:80  active ready running
+vmshell (3600140518cc905dd946fd3912d9c1dd2) dm-3 SYNOLOGY,iSCSI Storage
+size=32G features='0' hwhandler='0' wp=rw
+`-+- policy='round-robin 0' prio=1 status=active
+  |- 6:0:0:0 sdc 8:32  active ready running
+  `- 7:0:0:0 sdd 8:48  active ready running
+vmweb1 (36001405f41a583adfafdd3fd3d8160d9) dm-4 SYNOLOGY,iSCSI Storage
+size=64G features='0' hwhandler='0' wp=rw
+`-+- policy='round-robin 0' prio=1 status=active
+  |- 6:0:0:2 sdg 8:96  active ready running
+  `- 7:0:0:2 sdh 8:112 active ready running
+</code>
 </code>