C:\opennms\bin>"C:\Program Files\Java\jdk1.8.0_152\bin\java"    -Xmx1024m -XX:MaxMetaspaceSize=256m    -XX:+HeapDumpOnOutOfMemoryError    -DisThreadContextMapInheritable=true    -Dopennms.home="C:/opennms"    -Djava.endorsed.dirs="C:/opennms/lib/endorsed"    -Djava.io.tmpdir="C:/opennms/data/tmp"    -Dcom.sun.management.jmxremote.port=18980    -Dcom.sun.management.jmxremote.ssl=false    -Dcom.sun.management.jmxremote.authenticate=false    -jar "C:/opennms/lib/opennms_bootstrap.jar" start
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp6' set to 'C:/opennms/lib\jicmp6.dll.  Attempting to load jicmp6 library from this location.
[INFO] Successfully loaded jicmp6 library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
[DEBUG] System property 'opennms.library.jicmp6' set to 'C:/opennms/lib\jicmp6.dll.  Attempting to load jicmp6 library from this location.
[INFO] Successfully loaded jicmp6 library.
[DEBUG] System property 'opennms.library.jicmp' set to 'C:/opennms/lib\jicmp.dll.  Attempting to load jicmp library from this location.
[INFO] Successfully loaded jicmp library.
2월 20, 2018 7:20:01 오후 org.hibernate.validator.internal.util.Version <clinit>
INFO: HV000001: Hibernate Validator 4.3.2.Final
init...
2월 20, 2018 7:20:19 오후 com.noelios.restlet.http.StreamClientHelper start
정보: Starting the HTTP client
2월 20, 2018 7:20:21 오후 org.apache.karaf.main.Main$KarafLockCallback lockAquired
정보: Lock acquired. Setting startlevel to 100
org.ops4j.pax.logging.pax-logging-api[org.ops4j.pax.logging.internal.Activator] : Enabling SLF4J API support.
org.ops4j.pax.logging.pax-logging-api[org.ops4j.pax.logging.internal.Activator] : Enabling Jakarta Commons Logging API support.
org.ops4j.pax.logging.pax-logging-api[org.ops4j.pax.logging.internal.Activator] : Enabling Log4J API support.
org.ops4j.pax.logging.pax-logging-api[org.ops4j.pax.logging.internal.Activator] : Enabling Avalon Logger API support.
org.ops4j.pax.logging.pax-logging-api[org.ops4j.pax.logging.internal.Activator] : Enabling JULI Logger API support.
org.ops4j.pax.logging.pax-logging-api[org.ops4j.pax.logging.internal.Activator] : Enabling Log4J v2 API support. Ignored FQCN: org.apache.logging.log4j.spi.AbstractLogger
ERROR StatusLogger Failed to preload ExecutorServices class.
 java.lang.ClassNotFoundException: org.apache.logging.log4j.core.util.ExecutorServices not found by org.ops4j.pax.logging.pax-logging-api [5]
        at org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1550)
        at org.apache.felix.framework.BundleWiringImpl.access$200(BundleWiringImpl.java:79)
        at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1958)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:264)
        at org.apache.logging.log4j.util.LoaderUtil.loadClass(LoaderUtil.java:136)
        at org.apache.logging.log4j.core.LoggerContext.<clinit>(LoggerContext.java:66)
        at org.ops4j.pax.logging.log4j2.internal.PaxLoggingServiceImpl.configureDefaults(PaxLoggingServiceImpl.java:280)
        at org.ops4j.pax.logging.log4j2.internal.PaxLoggingServiceImpl.<init>(PaxLoggingServiceImpl.java:114)
        at org.ops4j.pax.logging.log4j2.internal.Activator.start(Activator.java:128)
        at org.apache.felix.framework.util.SecureAction.startActivator(SecureAction.java:697)
        at org.apache.felix.framework.Felix.activateBundle(Felix.java:2239)
        at org.apache.felix.framework.Felix.startBundle(Felix.java:2145)
        at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1372)
        at org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:308)
        at java.lang.Thread.run(Thread.java:748)
Licence Manager Starting
Licence Manager licence file=C:\opennms\bin\.\etc\pluginLicenceData.xml does not exist. A new one will be created.
Licence Manager system set to not load remote licences
Licence Manager Started
Registering Product Specifications from productListSource=Internal Repo OpenNMS 21.0.3 (internal-plugins-descriptor)
Specification List Registered Product Specification for productId=alarm-change-notifier/21.0.3
Specification List Registered Product Specification for productId=opennms-es-rest/21.0.3
Registered Product Specification for productId=vaadin-opennms-pluginmanager/21.0.3
Registered Product Specification for productId=internal-plugins-descriptor/21.0.3
Plugin Manager Starting
Plugin Manager data file=C:\opennms\bin\.\etc\pluginManifestData.xml does not exist. A new one will be created.
Unregistered Product Specification for productId=vaadin-opennms-pluginmanager/21.0.3


java.lang.OutOfMemoryError: GC overhead limit exceeded
Dumping heap to java_pid13908.hprof ...
Heap dump file created [1315628813 bytes in 4.325 secs]
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
Exception in thread "java.util.concurrent.ThreadPoolExecutor@212de12d[Running, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 0]"
Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "java.util.concurrent.ThreadPoolExecutor@cbf59fe[Running, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 0]"
Exception in thread "java.util.concurrent.ThreadPoolExecutor@6ebff41f[Running, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 0]" Exception in thread "Scanner-0" java.lang.OutOfMemoryError: Java heap space
Exception in thread "PollerBackEnd_QuartzSchedulerThread" SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.io.ManagedSelector]
Exception in thread "ActiveMQ Broker[localhost] Scheduler" SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.io.ManagedSelector]
Reported exception:
java.lang.OutOfMemoryError: Java heap space
Reported exception:
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
Exception in thread "provisiond_QuartzSchedulerThread" Exception in thread "Statsd_QuartzSchedulerThread" Exception in thread "Actiond-Executor-Reaper" Exception in thread "reportd_QuartzSchedulerThread" Exception in thread "java.util.concurrent.ThreadPoolExecutor@4ada55a8[Running, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 0]" org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
Exception in thread "ForkJoinPool.commonPool-worker-4"  at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
java.net.SocketException: Socket is closed
        at java.net.DatagramSocket.send(DatagramSocket.java:658)
        at org.snmp4j.transport.DefaultUdpTransportMapping.sendMessage(DefaultUdpTransportMapping.java:117)
        at org.snmp4j.transport.DefaultUdpTransportMapping.sendMessage(DefaultUdpTransportMapping.java:42)
        at org.snmp4j.MessageDispatcherImpl.sendMessage(MessageDispatcherImpl.java:203)
        at org.snmp4j.MessageDispatcherImpl.sendPdu(MessageDispatcherImpl.java:519)
        at org.snmp4j.Snmp.sendMessage(Snmp.java:1063)
        at org.snmp4j.Snmp$PendingRequest.run(Snmp.java:1840)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
java.lang.OutOfMemoryError: Java heap space
java.net.SocketException: Socket is closed
        at java.net.DatagramSocket.send(DatagramSocket.java:658)
        at org.snmp4j.transport.DefaultUdpTransportMapping.sendMessage(DefaultUdpTransportMapping.java:117)
        at org.snmp4j.transport.DefaultUdpTransportMapping.sendMessage(DefaultUdpTransportMapping.java:42)
        at org.snmp4j.MessageDispatcherImpl.sendMessage(MessageDispatcherImpl.java:203)
        at org.snmp4j.MessageDispatcherImpl.sendPdu(MessageDispatcherImpl.java:519)
        at org.snmp4j.Snmp.sendMessage(Snmp.java:1063)
        at org.snmp4j.Snmp$PendingRequest.run(Snmp.java:1840)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
Exception in thread "Actiond-Executor" SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.server.HttpConnection]
SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.io.ChannelEndPoint$2]
Reported exception:
Exception in thread "Log4j2-TF-2-Scheduled-1"   at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
Exception in thread "sshd-SshServer[2365f23a]-timer-thread-1" Reported exception:
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.io.AbstractEndPoint$2]
Reported exception:
SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.io.ChannelEndPoint$1]
SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.io.AbstractEndPoint$1]
Caused by: java.net.SocketTimeoutException
Reported exception:
Reported exception:
Exception in thread "Camel (sinkServer) thread #5 - JmsConsumer[OpenNMS.Sink.Trap]" SLF4J: Failed toString() invocation on an object of type [org.eclipse.jetty.io.ChannelEndPoint$2]
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
Reported exception:
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
org.opennms.netmgt.events.api.EventProxyException: Unknown exception while sending event: java.net.SocketTimeoutException
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:145)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:123)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:96)
        at org.opennms.web.category.RTCPostSubscriber$1.call(RTCPostSubscriber.java:87)
        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.sendSubscribeEvent(RTCPostSubscriber.java:87)
        at org.opennms.web.category.RTCPostSubscriber.subscribe(RTCPostSubscriber.java:185)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:229)
        at org.opennms.web.category.RTCPostSubscriber$4.call(RTCPostSubscriber.java:214)
Exception in thread "Timer-1626"        at org.opennms.core.logging.Logging.withPrefix(Logging.java:44)
        at org.opennms.web.category.RTCPostSubscriber.subscribeAll(RTCPostSubscriber.java:214)
        at org.opennms.web.servlet.InitializerServletContextListener$RTCPostSubscriberTimerTask.run(InitializerServletContextListener.java:121)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.net.SocketTimeoutException
        at java.net.SocksSocketImpl.remainingMillis(SocksSocketImpl.java:111)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
Exception in thread "Timer-1022"        at java.net.Socket.connect(Socket.java:589)
        at org.opennms.netmgt.events.api.support.TcpEventProxy$Connection.<init>(TcpEventProxy.java:160)
        at org.opennms.netmgt.events.api.support.TcpEventProxy.send(TcpEventProxy.java:138)
        ... 13 more
java.lang.NullPointerException
        at org.opennms.netmgt.snmp.snmp4j.Snmp4JWalker$Snmp4JResponseListener.onResponse(Snmp4JWalker.java:167)
        at org.snmp4j.Snmp$PendingRequest.run(Snmp.java:1863)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)
java.lang.NullPointerException
        at org.opennms.netmgt.snmp.snmp4j.Snmp4JWalker$Snmp4JResponseListener.onResponse(Snmp4JWalker.java:167)
        at org.snmp4j.Snmp$PendingRequest.run(Snmp.java:1863)
        at java.util.TimerThread.mainLoop(Timer.java:555)
        at java.util.TimerThread.run(Timer.java:505)