White Papers

Example of the show running-config | grep switch-mode Command
Dell#Show running-config | grep switch-mode
fc switch-mode fabric-services
Dell#
Troubleshooting Fibre Channel Operation
To investigate problems in the FC interface operation, use the following commands.
Examples of the show command follow this table.
Command Description
create fc-
dump-support
Gather information about the Fibre Channel operation and store the FC dump le in ash/CORE_DUMP_DIR.
Generates Syslog messages at the start and end of the FC dump le creation.
change fc-
trace-level
number
Use for debugging purposes. Change the FC trace level used to record FC information in the FC trace le. The
range is from 0 to 4, where:
• 0 = Turns FC traces o.
• 1 = Records FC error messages.
• 2 = Records FC warning messages.
• 3 = Records FC informational messages.
• 4 = Records all messages generated for FC operation on the switch.
The default is 4.
show fc-trace-
level
Displays the currently congured FC trace level.
show file
fcmfs:/
TRACE_LOG_FC/
qstack_trace.l
og
Displays the trace log that contains trace messages of FC software and hardware events, state, and errors. The FC
trace log is stored in internal ash at the le path fcmfs:/TRACE_LOG_FC/qstack_trace.log.
show file
flash:/
TRACE_LOG_DIR/
fc_console.log
Displays the boot log for the Fibre Channel CPU. The FC boot log is stored in internal ash at the le path //
TRACE_LOG_DIR/ fc_console.log.
Example of the show fc-trace-level Command
Dell#show fc-trace-level
FC Trace Level = 4 (All)
Example of the show file fcmfs Command
Dell#show file fcmfs:/TRACE_LOG_FC/qstack_trace.log
18:32:48.065 Trace File Rotated (qswlib v4.3.0.4)
18:32:48.068 [CALL] qsw_swPortGetCounters.
18:32:48.168 O> 0000 11000000 00020000 04000140 00031ee0 4f706572 2e557365 72506f72 742e302e
...........@....Oper.UserPort.0.
18:32:48.168 O> 0032 342e5278 4672616d 65506572 663b4f70 65722e55 73657250 6f72742e 302e342e
4.RxFramePerf;Oper.UserPort.0.4.
18:32:48.168 O> 0064 54784672 616d6550 6572663b 4f706572 2e557365 72506f72 742e302e 342e5278
TxFramePerf;Oper.UserPort.0.4.Rx
18:32:48.168 O> 0096 42797465 50657266 3b4f7065 722e5573 6572506f 72742e30 2e342e54 78427974
BytePerf;Oper.UserPort.0.4.TxByt
18:32:48.168 O> 0128 65506572 663b4f70 65722e55 73657250 6f72742e 302e342e 42424352 5f467261
ePerf;Oper.UserPort.0.4.BBCR_Fra
18:32:48.168 O> 0160 6d654661 696c7572 65733b4f 7065722e 55736572 506f7274 2e302e34 2e424243
344
Fibre Channel Interface