Hi Folks,
we are getting the below heap dump on production system. Please help to resolve the issue.
Awaiting for your helpful response.:)
#2.0#2016 01 26 05:59:16:330#+00#Error#com.sap.netweaver.bc.uwl.core.ThreadManager#
#EP-BC-UWL#sap.com/com.sap.netweaver.bc.uwl#C0009958B42B0A2A0000066C00007262#8924452000006610#sap.com/com.sap.netweaver.bc.uwl#com.sap.netweaver.bc.uwl.core.ThreadManager#Guest#0##E0F5BB22C26611E58F821CC1DEEC2E89#e0bdae41c26711e58483000000882d24#e0f5bb22c26611e58f821cc1deec2e89#0#Thread[UWL Pooled Thread:0,5,ApplicationThreadGroup]#Plain##
Exception in Pool Worker thread
[EXCEPTION]
java.lang.OutOfMemoryError: Java heap space (failed to allocate 251248904 bytes)
at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:145)
at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:486)
at java.lang.StringBuilder.append(StringBuilder.java:120)
at com.sapportals.connectors.SAPCFConnector.execution.functions.SAPCFConnectorInteraction.execute(SAPCFConnectorInteraction.java:477)
at com.sapportals.connectors.SAPCFConnector.execution.functions.SAPCFConnectorInteraction.execute(SAPCFConnectorInteraction.java:584)
at com.sapportals.connectors.SAPCFConnector.execution.functions.SAPCFConnectorInteraction.execute(SAPCFConnectorInteraction.java:608)
at com.sap.netweaver.bc.uwl.utils.r3.Transaction.executeFunction(Transaction.java:357)
at com.sap.netweaver.bc.uwl.utils.r3.Transaction.executeFunction(Transaction.java:381)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.readInboxInternal(WebflowConnector.java:849)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.readInbox(WebflowConnector.java:938)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.retrieveSysItems(WebflowConnector.java:436)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.getItems(WebflowConnector.java:295)
at com.sap.netweaver.bc.uwl.core.connect.ConnectorThread$1.run(ConnectorThread.java:125)
at com.sap.netweaver.bc.uwl.core.connect.ConnectorThread$1.run(ConnectorThread.java:100)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:335)
at com.sap.netweaver.bc.uwl.core.connect.ConnectorThread.run(ConnectorThread.java:100)
at com.sap.netweaver.bc.uwl.core.ThreadManager$PoolWorker.run(ThreadManager.java:209)
2.0#2016 01 26 06:00:15:878#+00#Error#com.sap.netweaver.bc.uwl.core.ThreadManager#
#EP-BC-UWL#sap.com/com.sap.netweaver.bc.uwl#C0009958B42B0A2E0000068000007262#8924452000006610#sap.com/com.sap.netweaver.bc.uwl#com.sap.netweaver.bc.uwl.core.ThreadManager#Guest#0##E0F5BB22C26611E58F821CC1DEEC2E89#e0bdae41c26711e58483000000882d24#e0f5bb22c26611e58f821cc1deec2e89#0#Thread[UWL Pooled Thread:4,5,ApplicationThreadGroup]#Plain##
Exception in Pool Worker thread
[EXCEPTION]
java.lang.OutOfMemoryError: Java heap space (failed to allocate 251248904 bytes)
at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:145)
at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:486)
at java.lang.StringBuilder.append(StringBuilder.java:120)
at com.sapportals.connectors.SAPCFConnector.execution.functions.SAPCFConnectorInteraction.execute(SAPCFConnectorInteraction.java:477)
at com.sapportals.connectors.SAPCFConnector.execution.functions.SAPCFConnectorInteraction.execute(SAPCFConnectorInteraction.java:584)
at com.sapportals.connectors.SAPCFConnector.execution.functions.SAPCFConnectorInteraction.execute(SAPCFConnectorInteraction.java:608)
at com.sap.netweaver.bc.uwl.utils.r3.Transaction.executeFunction(Transaction.java:357)
at com.sap.netweaver.bc.uwl.utils.r3.Transaction.executeFunction(Transaction.java:381)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.readInboxInternal(WebflowConnector.java:849)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.readInbox(WebflowConnector.java:938)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.retrieveSysItems(WebflowConnector.java:436)
at com.sap.netweaver.bc.uwl.core.connect.webflow.WebflowConnector.getItems(WebflowConnector.java:295)
at com.sap.netweaver.bc.uwl.core.connect.ConnectorThread$1.run(ConnectorThread.java:125)
at com.sap.netweaver.bc.uwl.core.connect.ConnectorThread$1.run(ConnectorThread.java:100)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:335)
at com.sap.netweaver.bc.uwl.core.connect.ConnectorThread.run(ConnectorThread.java:100)
at com.sap.netweaver.bc.uwl.core.ThreadManager$PoolWorker.run(ThreadManager.java:209)