A4/B4 Fibre Channel (FC) Link

If a problem occurs with the A4/B4 FC link:

In a Sun StorEdge 3900 series system, the Sun StorEdge T3+ array will fail over.

In a Sun StorEdge 6900 series system, no Sun StorEdge T3+ array will fail over, but a severe problem can cause a path to go offline.

and FIGURE 3-10are examples of A4/B4 Link Notification Events.

Site

:

FSDE LAB Broomfield CO

Source

:

diag.xxxxx.xxx.com

Severity :

Warning

Category :

Message

DeviceId :

message:diag.xxxxx.xxx.com

EventType:

LogEvent.driver.MPXIO_offline

EventTime:

01/29/2002 14:28:06

Found 2 ’driver.MPXIO_offline’ warning(s) in logfile: /var/adm/messages on diag.xxxxx.xxx.com (id=80e4aa60):

<snip>

----------------------------------------------------------------------

Site

:

FSDE LAB Broomfield CO

Source

:

diag.xxxxx.xxx.com

Severity :

Warning

Category :

Message

DeviceId :

message:diag.xxxxx.xxx.com

EventType:

LogEvent.driver.Fabric_Warning

EventTime:

01/29/2002 14:28:06

Found 1 ’driver.Fabric_Warning’ warning(s) in logfile: /var/adm/messages on diag.xxxxx.xxx.com (id=80e4aa60):

INFORMATION:

Fabric warning

<snip>

status of hba /devices/pci@a,2000/pci@2/SUNW,qlc@5/fp@0,0:devctl on diag.xxxxx.xxx.com changed from CONNECTED to NOT CONNECTED INFORMATION:

monitors changes in the output of luxadm -e port

Found path to 20 HBA ports /devices/sbus@2,0/SUNW,socal@d,10000:0 NOT CONNECTED

FIGURE 3-9A4/B4 FC Link Data Host Notification

40 Sun StorEdge 3900 and 6900 Series Troubleshooting Guide • March 2002

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Sun Microsystems 6900 Series, 3900 Series manual A4/B4 Fibre Channel FC Link, 9A4/B4 FC Link Data Host Notification