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A4/b4 fibre channel (fc) link – Sun Microsystems StorEdge 6900 Series User Manual

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Sun StorEdge 3900 and 6900 Series Troubleshooting Guide • March 2002

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 3-10

are examples of A4/B4 Link Notification Events.

FIGURE 3-9

A4/B4 FC Link Data Host Notification

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):

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

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

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

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