SDDC Manager GUI screen remains on the loading

Products

• VMware SDDC Manager

Issue/Introduction

• After logging into the SDDC Manager UI, all or some items on the SDDC Manager dashboard remain on the loading screen and are not displayed
• SOS Health Check Command does not complete
• SOS Log acquisition takes a long time
• "java.lang.OutOfMemoryError: Java heap space" is output in operationmanager.log
  

  yyyy-mm-ddThh:mm:ss.xxx+0000 ERROR [vcf_om,0000000000000000,0000] [o.s.s.s.TaskUtils$LoggingErrorHandler,om-scheduler-2] Unexpected error occurred in scheduled task
  java.lang.OutOfMemoryError: Java heap space
  yyyy-mm-ddThh:mm:ss.xxx+0000 ERROR [vcf_om,xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx,1d24] [o.s.a.i.SimpleAsyncUncaughtExceptionHandler,om-exec-28] Unexpected exception occurred invoking async method: public void com.vmware.vcf.telemetry.vac.service.impl.VcfMetricsCollectorServiceImpl.triggerMetricsCollection(java.util.List)
  java.lang.OutOfMemoryError: Java heap space
  yyyy-mm-ddThh:mm:ss.xxx+0000 ERROR [vcf_om,xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx,c805] [c.v.v.p.v.u.CredentialsValidationTaskExecutor,om-exec-2] Error occurred in validation tasks: java.lang.OutOfMemoryError: Java heap space
  java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space
          at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122)
          at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:191)

 

Environment

VCF 5.x

Resolution

This is known issue on SDDC Manager.

Workaround:

Restart Operationnamager service
systemctl restart operationsmanager.service