Apache Karaf starting up. Press Enter to open the shell now... 5% [===> ] 10% [=======> ] 15% [==========> ] 20% [==============> ] 25% [==================> ] 30% [=====================> ] 35% [=========================> ] 40% [============================> ] 45% [================================> ] 50% [====================================> ] 55% [=======================================> ] 60% [===========================================> ] 65% [==============================================> ] 70% [==================================================> ] 75% [======================================================> ] 80% [=========================================================> ] 85% [=============================================================> ] 90% [================================================================> ] 95% [====================================================================> ] 100% [========================================================================] Karaf started in 0s. Bundle stats: 20 active, 20 total java.lang.OutOfMemoryError: Java heap space Dumping heap to java_pid28778.hprof ... Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "kafka-producer-network-thread | PceListener" Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "Karaf_QuartzSchedulerThread" Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "kafka-producer-network-thread | ServiceListener" Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "Thread-12" Uncaught error from thread [opendaylight-cluster-data-akka.io.pinned-dispatcher-7]: Java heap space, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[opendaylight-cluster-data] java.lang.OutOfMemoryError: Java heap space Heap dump file created [6311203571 bytes in 197.416 secs]