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Chapter 5 Troubleshooting the Fibre Channel (FC) Links 45
Sun Proprietary/Confidential: Internal Use Only
Verifying the Data Host
The following example shows an error in the A1 or B1 FC link, which can cause a
path to go offline in the multipathing software.
CODE EXAMPLE 5-1 luxadm(1M) Display
# /usr/sbin/luxadm display
/dev/rdsk/c6t29000060220041F96257354230303052d0s2
DEVICE PROPERTIES for disk: /dev/rdsk/
c6t29000060220041F96257354230303052d0s2
Status(Port A): O.K.
Status(Port B): O.K.
Vendor: SUN
Product ID: SESS01
WWN(Node): 2a000060220041f4
WWN(Port A): 2b000060220041f4
WWN(Port B): 2b000060220041f9
Revision: 080C
Serial Num: Unsupported
Unformatted capacity: 102400.000 MBytes
Write Cache: Enabled
Read Cache: Enabled
Minimum prefetch: 0x0
Maximum prefetch: 0x0
Device Type: Disk device
Path(s):
/dev/rdsk/c6t29000060220041F96257354230303052d0s2
/devices/scsi_vhci/ssd@g29000060220041f96257354230303052:c,raw
Controller /devices/pci@6,4000/SUNW,qlc@3/fp@0,0
Device Address 2b000060220041f9,0
Class primary
State OFFLINE
Controller /devices/pci@6,4000/SUNW,qlc@2/fp@0,0
Device Address 2b000060220041f4,0
Class primary
State ONLINE
...