![](/images/new-backgrounds/1109553/109553239x1.webp)
If both T Ports go offline, you might see messages like the following. Note the virtualization engine Event alerting the LUN failover.
Site | : | Lab 3286 - DSQA1 Broomfield |
Source | : | diag.xxxxx.xxx.com |
Severity : | Warning (Actionable) | |
Category : | Ve | |
DeviceId : | ||
EventType: | AlarmEvent.volume | |
EventTime: | 01/30/2002 11:49:05 |
Volume T49152 on
INFORMATION:
This event occurs when the virtualization engine has detected a change in status for a Multipath Drive or VLUN,
usually meaning a pathing problem to a Sun StorEdge T3+ array controller for changes in Active/Passive paths
2.Check Sun StorEdge T3+ array for current LUN ownership. (‘port listmap‘)
3.Use ‘mpdrive failback‘ if needed to fail LUNs back to
correct controller if needed
Site | : | Lab 3286 - DSQA1 Broomfield |
Source | : | diag.xxxxx.xxx.com |
Severity : | Warning | |
Category : | Message | |
DeviceId : | message:diag.xxxxx.xxx.com | |
EventType: | LogEvent.driver.SSD_WARN | |
EventTime: | 01/30/2002 11:50:07 |
Found 1 ’driver.SSD_WARN’ warning(s) in logfile: /var/adm/messages on diag.xxxxx.xxx.com (id=809f76b4):
INFORMATION:
SSD warnings
Jan 30 11:49:48 WWN: Received 7 ’SSD Warning’ message(s) on ’ssd56’ in 8
mins [threshold is 5 in 24hours]
[ID 243001 kern.warning] WARNING: /scsi_vhci/
ssd@g29000060220041956257335a30303145 (ssd56): ’
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104 Sun StorEdge 3900 and 6900 Series Troubleshooting Guide • March 2002