Commit Failure Messages; Verifying Device Alias Database Status Using The Cli; Limitations And Restrictions - Cisco 9134 - MDS Multilayer Fabric Switch Troubleshooting Manual

Chapter 15 Troubleshooting Distributed Device Alias Services
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

Commit Failure Messages

When a device alias commit fails, review the syslog messages for the switch where the command was
issued.
20:00:00:0d:ec:04:99:40, which caused the commit to fail.
Example 15-4 Commit Validation Failure Message
2007 Apr 10 11:54:24 switch-1 %DEVICE-ALIAS-3-VALIDATION_FAILED: Failed
SWWN: 20:00:00:0d:ec:04:99:40 Failed SAP: 110 Reason: inter-VSAN zone
member cannot be in more than one VSAN Expln:
Example 15-5 Commit Failure Message
2007 Apr 10 11:54:24 switch-1 %DEVICE-ALIAS-3-COMMIT_FAILED: Failed to
commit the pending database: inter-VSAN zone member cannot be in more
than one VSAN

Verifying Device Alias Database Status Using the CLI

Table 15-1
Table 15-1
CLI Command
show cfs merge status name device-alias
show device-alias database
show device-alias internal validation info Displays information about the status of the validation
show device-alias merge status
show device-alias session status
show device-alias status

Limitations and Restrictions

The following limitations and restrictions are associated with the use of device aliases:
•
•
OL-9285-05
Example 15-4 shows that SAP 110 (IVR) failed validation on switch sWWN
lists several commands that can be used to verify the device alias database status.
CLI Commands for Troubleshooting Device Alias Issues
Enhanced mode operation is only supported on switches running SAN-OS Release 3.1(1) or later.
Interop mode VSANs do not accept enhanced mode (native alias-based) configurations.
Example 15-5
Description
Displays information about the status of the CFS merge
for the device alias database.
Displays the entire device alias database.
process (part of a commit or merge).
Displays the result of the device alias merge operation,
and the reason for the result.
Returns the status of the last CFS command, such as
clear, commit or abort. The last action result and reason
fields help identify the reason for a failure.
Displays configuration information for the device alias
service, including whether fabric distribution is enabled,
the number of device aliases in the database, lock
information, and the database mode (basic or enhanced).
Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x
Initial Troubleshooting Checklist
shows the failure message.
15-3