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Catalyst Supervisor Engine 32 PISA Cisco IOS System Message Guide, Release 12.2ZY
OL-11469-02
Chapter 2 Messages and Recovery Procedures
CONST_DIAG Messages
Error Message %CONST_DIAG-3-HM_PORT_ERR: Port [dec] on module [dec] failed [dec]
consecutive times. Disabling the port.
Explanation
The data path that corresponds to the port has failed. The port is put into errdisable state.
Recommended Action Reset the line card to see if the problem resolves itself. If the condition persists,
copy the message exactly as it appears on the console or in the system log. Research and attempt to
resolve the issue using the tools and utilities provided at http://www.cisco.com/tac. With some
messages, these tools and utilities will supply clarifying information. Search for resolved software
issues using the Bug Toolkit at http://tools.cisco.com/Support/BugToolKit/. If you still require
assistance, open a case with the Technical Assistance Center via the Internet at
http://tools.cisco.com/ServiceRequestTool/create, or contact your Cisco technical support
representative and provide the representative with the information you have gathered. Attach the
following information to your case in nonzipped, plain-text (.txt) format: the output of the show
logging and show tech-support commands and your pertinent troubleshooting logs.
Error Message %CONST_DIAG-3-SUP_FAILURE: [chars] supervisor has [chars] online
diagnostic failure [hex]: [chars]
Explanation
The specified supervisor engine has experienced an online diagnostic failure.
Recommended Action Depending on whether failure is minor, major, or critical, the supervisor engine
will display a warning message during the boot process, or the supervisor engine will fail and go
into ROM monitor mode.
CONST_DIAG-4
Error Message %CONST_DIAG-4-DIAG_DETECT_FABRIC_CHAN_LOW_RATE: Module [dec] fabric
channel [dec] [chars] is low ([hex] instead of [hex]).
Explanation
The diagnostic test has detected a fabric low buffer rate for the fabric channel.
Recommended Action Flow control is occurring in the system. Analyze the system traffic, and remove
the traffic source that causes flow control. Enter the show fabric utilization command to determine
the overall traffic pattern.
Error Message %CONST_DIAG-4-DIAG_SUGGEST_ACTION_DUE_TO_FABRIC_CHAN_FLOW_CONTROL:
Flow control is occurring in the system. Analyze the system traffic and remove the
traffic source that causes flow control.
Explanation
This message appears when a diagnostic test has detected a low buffer rate in the switch
fabric.
Recommended Action Flow control is occurring in the system. Analyze the system traffic and remove
the traffic source that causes flow control. Enter the show fabric utilization command to check the
overall traffic pattern.