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6.
To find the storage volume serial number for the corresponding disk id on the HP-UX host, use
the cstm command. The HP Online diagnostic tool must be installed to access the cstm
command. For example:
# cstm
# selclass type disk
# info
# infolog
. . .
Hardware path: 0/2/0/0.8.0.0.0.0.4
The selected device is not supported by this tool.
Inaccurate information could be displayed by the tool.
Product Id:
VV
Vendor:
Device Type: SCSI Disk Firmware Rev: 0000
Device Qualifier: 3PARdataVV Logical Unit: 4
Serial Number: 003B003E
Capacity (M Byte):
Block Size:
512
Max Block Address: 8388607
. . .
Check the ioscan -fun disk for the given hardware path and use the HP 3PAR Storage System
CLI command showvlun -lvw or showvv -d to get the volume name. The data which matches
is in bold font:
# showvlun -lvw -host <hostname>
. . .
Active VLUNs
Lun VVname -----VV_WWN-----
4 hpuxN.0 50002AC0003B003E hp 50060B0000101A4C 1:0:3 host
4 hpuxN.0 50002AC0003B003E hp 50060B00000670A8 2:1:1 host
. . .
7.
If an InServ node is rebooted or InServ Cluster is rebooted and the connection type is Direct,
performing an ioscan or I/O on any storage volume connected to the Agilent A6795A,
AH402A HBA is required in order to see the host WWN with the showhost command. This
is because the HPUX host driver logs into the target port only on performing one of the above
operations.
3PARdata
4096.00
Host ---- Host_WWN---- Port Type
Using the ioscan Command with Multipathing Software to Verify HBA Connections
41
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