Cause
One Duplication Manager server cannot communicate with the other Duplication Manager server.
Proposed Solution 1
Procedure
- Access the trace log:
- Select the View System Logs diagnostic and Logmanager Debug trace.
- Specify the Event Range for the appropriate time frame.
- Match the “ndm” or
DUPLICATION
pattern.
- Examine the output of the trace-log query for one of the following messages:
- “mainlp: get_addrs returned ***. Could not get IP address for other server.Verify name and address in servers.conf. ndm exiting.” “san_check_msg() sync_msg failed: DUPLINK DOWN.”
- Check if the dup link status is “up” from the Server section of the Web interface by selecting Status Summary.
- If the dup link status is
up
, manually clear the alarm by selecting Current Alarms and the appropriate alarm, and click Clear.
- If the dup link status does not show
up
, check the Ethernet interface of the duplication interface by selecting the Execute Ping diagnostic.
- If pingall passes, check the applications of the other server by selecting View Process Status.