Univiewer Management Server(UVMS) freeze and user can no longer log in.

Document ID : KB000086083
Last Modified Date : 14/04/2018
Show Technical Document Details
Issue:
Error Message :
Error message in the uvserver.log:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2013-08-19 22:05:37 |ERROR| request-worker-1340 | com.orsyp.request.nodeview.GetNodeViewListRequestHandler | Cannot encode Node View
java.lang.RuntimeException: java.lang.OutOfMemoryError: Java heap space
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Another possible messages:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| 2013-08-21 16:00:46 |ERROR| request-worker-16 | com.orsyp.request.AbstractRequestHandler | Failed processing request
com.orsyp.UniverseException: IO Connection problem - Connection Authenticate problem com.orsyp.UniverseException: ServerException - connect: error creating socket to parsl1112503/52001 [UNIJOB/parsl1112503/X]
at com.orsyp.std.UnijobExecutionInfoListStdImpl.extract(UnijobExecutionInfoListStdImpl.java:122)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 

Patch level detected:Univiewer Management Server 4.0.00
Product Version: Dollar.Universe 6.0.0

Description :Univiewer Management Server(UVMS) freeze and user can no longer log in.
Environment:
OS: All
OS Version: ALL OS
Cause:
Cause type:
Configuration
Root Cause: The issue could be that the memory allocated to UVMS is not enough to accommodate the number of nodes defined in UVMS database tables.
Resolution:
Allocate more memory to UVMS:

-NodeSettings of UVMS -> Advanced Settings -> Change the value of "Maximum Allocated Heap Memory" to at least 1024.

Please note that the maximum memory allocation will depend on available memory(RAM) resource on the machine.

-Restart UVMS.

Fix Status: No Fix
 
Additional Information:
Workaround :
N/A