How to check 3ware SCSI RAID Controllers status

How to check 3ware SCSI RAID Controllers status

smartctl -a -d 3ware,N /dev/tweY
smartctl -a -d 3ware,N /dev/twaY

[root@]# tw_cli info

Ctl Model (V)Ports Drives Units NotOpt RRate VRate BBU
————————————————————————
c0 9750-8i 8 8 1 0 1 1 –

Output result:

[root@]# tw_cli info c0

Unit UnitType Status %RCmpl %V/I/M Stripe Size(GB) Cache AVrfy
——————————————————————————
u0 RAID-10 VERIFYING – 67% 256K 7450.54 RiW ON

VPort Status Unit Size Type Phy Encl-Slot Model
——————————————————————————
p0 OK u0 1.82 TB SATA 0 – ST32000695NS
p1 OK u0 1.82 TB SATA 1 – ST32000695NS
p2 OK u0 1.82 TB SATA 2 – ST32000695NS
p3 OK u0 1.82 TB SATA 3 – ST32000695NS
p4 OK u0 1.82 TB SATA 4 – ST32000695NS
p5 OK u0 1.82 TB SATA 5 – ST32000695NS
p6 OK u0 1.82 TB SATA 6 – ST32000695NS
p7 OK u0 1.82 TB SATA 7 – ST32000695NS

To view smart information about the hard disk behind 3Ware RAID card, enter the following command

Here the controller is 9750-8i

# smartctl -a -d 3ware,0 /dev/twl0
# smartctl -a -d 3ware,1 /dev/twl0

Please note typically /dev/twa0 refers to the first 9000-series controller, /dev/twa1 refers to the second 9000 series controller, and so on. Likewise /dev/twe0 refers to the first 6/7/8000-series controller, /dev/twa1 refers to the second 6/7/8000 series controller.

Reference : http://www.cyberciti.biz/faq/unix-linux-freebsd-3w-9xxx-smartctl-check-hard-disk-command/

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