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54 Sun StorEdge 3900 and 6900 Series 2.0 Troubleshooting Guide • March 2003
Sun Proprietary/Confidential: Internal Use Only
Troubleshooting the A3 or B3 FC Link
The A3 or B3 link is the FC link from the virtualization engine to the backend switch.
The A3 or B3 FC link exists in a Sun StorEdge 6900 Series only. An error with the FC
link can cause a path to go offline.
FIGURE 5-8, FIGURE 5-9, and FIGURE 5-10 are examples of A3 or B3 link notification
events.
FIGURE 5-8 A3 or B3 FC Link Host-Side Event
Site : FSDE LAB Broomfield CO
Source : diag.xxxxx.xxx.com
Severity : Normal
Category : Message Key: message:diag.xxxxx.xxx.com
EventType: LogEvent.driver.MPXIO_offline
EventTime: 01/08/2002 18:25:18
Found 2 ’driver.MPXIO_offline’ warning(s) in logfile: /var/adm/messages on
diag.xxxxx.xxx.com (id=80fee746):
Jan 8 18:24:24 WWN:2b000060220041f9 diag.xxxxx.xxx.com mpxio: [ID 779286
kern.info] /scsi_vhci/ssd@g29000060220041f96257354230303053 (ssd19) multipath
status: degraded, path /pci@6,4000/SUNW,qlc@3/fp@0,0 (fp1) to target address:
2b000060220041f9,1 is offline
Jan 8 18:24:24 WWN:2b000060220041f9 diag.xxxxx.xxx.com mpxio: [ID 779286
kern.info] /scsi_vhci/ssd@g29000060220041f96257354230303052 (ssd18) multipath
status: degraded, path /pci@6,4000/SUNW,qlc@3/fp@0,0 (fp1) to target address:
2b000060220041f9,0 is offline
----------------------------------------------------------------
Site : FSDE LAB Broomfield CO
Source : diag.xxxxx.xxx.com
Severity : Normal
Category : Message Key: message:diag.xxxxx.xxx.com
EventType: LogEvent.driver.Fabric_Warning
EventTime: 01/08/2002 18:25:18
Found 1 ’driver.Fabric_Warning’ warning(s) in logfile: /var/adm/messages on
diag.xxxxx.xxx.com (id=80fee746):
Info:
Fabric warning
Jan 8 18:24:04 WWN:2b000060220041f9 diag.xxxxx.xxx.com fp: [ID 517869
kern.warning] WARNING: fp(1): N_x Port with D_ID=104000, PWWN=2b000060220041f9
disappeared from fabric