My Oracle Support Banner

EM 13C : Heap usage Warning or Critical Alerts for EMGC_ADMINSERVER Target (Doc ID 2320739.1)

Last updated on DECEMBER 18, 2017

Applies to:

Enterprise Manager Base Platform - Version 13.1.0.0.0 and later
Information in this document applies to any platform.

Symptoms

EM 13c Environment. Users getting intermittent warning or critical alerts for EMGC_ADMINSERVER target's Heap Usage (%) metric.

Target type=Oracle WebLogic Server
Target name=/EMGC_GCDomain/GCDomain/EMGC_ADMINSERVER
Categories=Capacity
Message=The heap usage is 92%.
Severity=Critical
Event Type=Metric Alert
Event name=jvm:heapUsedPercentage.value
Metric Group=JVM Metrics
Metric=Heap Usage (%)
Metric value=92

OR

$EM_INSTANCE_BASE/gc_inst/user_projects/domains/GCDomain/servers/EMGC_ADMINEMGC_ADMINSERVER.out reports following errors:

<Error> <Kernel> <BEA-000802> <ExecuteRequest failed
java.lang.OutOfMemoryError: Java heap space.
java.lang.OutOfMemoryError: Java heap space

 For 12c EM Setup, please review the following document:

EM 12c: Heap Usage Metric Generating Critical Alerts for EMGC_ADMINSERVER target (1482205.1)

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.