Storage Subsystems Troubleshooting Guide

26 Sun StorEdge 3900 and 6900 Series Troubleshooting Guide • March 2002
An error in the A1/B1 FC link can also cause a device to enter the “unusable” state
in cfgadm. In this case, the output for luxadm -e port will show that a device that
was “connected” changed to an “unconnected” state.
CODE EXAMPLE 3-2 cfgadm -al Display
FRU Tests Available for A1/B1 FC Link Segment
■ HBA—qlctest(1M)
■ Available only if the Storage Automated Diagnostic Environment is installed
on a data host
■ Causes HBA to go “offline” and “online” during tests
■ Switch —switchtest(1M)
■ Can be run while the link is still cabled and online (connected to HBA)
■ You must specify a payload of 200 bytes or less when testing the A1/B1 FC
link, while the link is connected to the HBA (limitation in HBA ASIC).
■ Can be run only from the Storage Service Processor
■ The dev option to switchtest is in the following format:
Port:IP-Address:FCAddress
The FCAddress can be set to 0x0
...
# cfgadm -al
Ap_Id Type Receptacle Occupant Condition
c0 scsi-bus connected configured unknown
c0::dsk/c0t0d0 disk connected configured unknown
c0::dsk/c0t1d0 disk connected configured unknown
c1 scsi-bus connected configured unknown
c1::dsk/c1t6d0 CD-ROM connected configured unknown
c2 fc-fabric connected configured unknown
c2::210100e08b23fa25 unknown connected unconfigured unknown
c2::2b000060220041f4 disk connected configured unknown
c3 fc-fabric connected configured unknown
c3::2b000060220041f9 disk connected configured unusable
c4 fc-private connected unconfigured unknown
c5 fc connected unconfigured unknown