Fixes are available
7.0.0.13: WebSphere Application Server V7.0 Fix Pack 13 for AIX
7.0.0.13: WebSphere Application Server V7.0 Fix Pack 13 for HP-UX
7.0.0.13: WebSphere Application Server V7.0 Fix Pack 13 for IBM i
7.0.0.13: WebSphere Application Server V7.0 Fix Pack 13 for Linux
7.0.0.13: WebSphere Application Server V7.0 Fix Pack 13 for Solaris
7.0.0.13: WebSphere Application Server V7.0 Fix Pack 13 for Windows
7.0.0.13: Java SDK 1.6 SR8FP1 Cumulative Fix for WebSphere Application Server
7.0.0.15: WebSphere Application Server V7.0 Fix Pack 15 for AIX
7.0.0.15: Java SDK 1.6 SR9 Cumulative Fix for WebSphere Application Server
7.0.0.15: WebSphere Application Server V7.0 Fix Pack 15 for HP-UX
7.0.0.15: WebSphere Application Server V7.0 Fix Pack 15 for IBM i
7.0.0.15: WebSphere Application Server V7.0 Fix Pack 15 for Linux
7.0.0.15: WebSphere Application Server V7.0 Fix Pack 15 for Solaris
7.0.0.15: WebSphere Application Server V7.0 Fix Pack 15 for Windows
7.0.0.17: WebSphere Application Server V7.0 Fix Pack 17
7.0.0.17: Java SDK 1.6 SR9 FP1 Cumulative Fix for WebSphere Application Server
7.0.0.19: WebSphere Application Server V7.0 Fix Pack 19
7.0.0.21: WebSphere Application Server V7.0 Fix Pack 21
7.0.0.23: WebSphere Application Server V7.0 Fix Pack 23
7.0.0.25: WebSphere Application Server V7.0 Fix Pack 25
7.0.0.27: WebSphere Application Server V7.0 Fix Pack 27
7.0.0.29: WebSphere Application Server V7.0 Fix Pack 29
7.0.0.31: WebSphere Application Server V7.0 Fix Pack 31
7.0.0.27: Java SDK 1.6 SR13 FP2 Cumulative Fix for WebSphere Application Server
7.0.0.33: WebSphere Application Server V7.0 Fix Pack 33
7.0.0.35: WebSphere Application Server V7.0 Fix Pack 35
7.0.0.37: WebSphere Application Server V7.0 Fix Pack 37
7.0.0.39: WebSphere Application Server V7.0 Fix Pack 39
7.0.0.41: WebSphere Application Server V7.0 Fix Pack 41
7.0.0.43: WebSphere Application Server V7.0 Fix Pack 43
7.0.0.45: WebSphere Application Server V7.0 Fix Pack 45
7.0.0.19: Java SDK 1.6 SR9 FP2 Cumulative Fix for WebSphere Application Server
7.0.0.21: Java SDK 1.6 SR9 FP2 Cumulative Fix for WebSphere
7.0.0.23: Java SDK 1.6 SR10 FP1 Cumulative Fix for WebSphere
7.0.0.25: Java SDK 1.6 SR11 Cumulative Fix for WebSphere Application Server
7.0.0.27: Java SDK 1.6 SR12 Cumulative Fix for WebSphere Application Server
7.0.0.29: Java SDK 1.6 SR13 FP2 Cumulative Fix for WebSphere Application Server
7.0.0.45: Java SDK 1.6 SR16 FP60 Cumulative Fix for WebSphere Application Server
7.0.0.31: Java SDK 1.6 SR15 Cumulative Fix for WebSphere Application Server
7.0.0.35: Java SDK 1.6 SR16 FP1 Cumulative Fix for WebSphere Application Server
7.0.0.37: Java SDK 1.6 SR16 FP3 Cumulative Fix for WebSphere Application Server
7.0.0.39: Java SDK 1.6 SR16 FP7 Cumulative Fix for WebSphere Application Server
7.0.0.41: Java SDK 1.6 SR16 FP20 Cumulative Fix for WebSphere Application Server
7.0.0.43: Java SDK 1.6 SR16 FP41 Cumulative Fix for WebSphere Application Server
Obtain the fix for this APAR.
APAR status
Closed as program error.
Error description
Repeated SYSOUT messages surface in the adjunct region with: CWSIC2023E: A communication error occurred when sending to or receiving from a remote client: exception com.ibm.wsspi.sib.core.exception..SIConnectionDroppedException: CWSIJ0047E: An operation was attempted on a connection that is already closed..com.ibm.ws.sib.utils.ras.SibMessage A javacore of the looping address space shows: com/ibm/ejs/ras/CB390TraceEventListener.writeTrace(Native Method) com/ibm/ejs/ras/CB390TraceEventListener.processEvent(CB390TraceE ventListener.java:390(Compiled Code)) com/ibm/ws/logging/WsHandlerWrapper.publish(WsHandlerWrapper.jav java/util/logging/Logger.log(Logger.java:1109(Compiled Code)) com/ibm/ejs/ras/Tr.logToJSR47Logger(Tr.java(Compiled Code)) com/ibm/ejs/ras/Tr.fireEvent(Tr.java:1611(Compiled Code)) com/ibm/ejs/ras/Tr.fireMessageEvent(Tr.java:1535(Compiled Code)) com/ibm/ejs/ras/Tr.error(Tr.java:730(Compiled Code)) com/ibm/ws/sib/utils/ras/SibMessage$TrListener.message(SibMessag com/ibm/ws/sib/utils/ras/SibMessage.error(SibMessage.java:220(Co com/ibm/ws/sib/utils/ras/SibTr.error(SibTr.java:738(Compiled com/ibm/ws/sib/comms/server/clientsupport/StaticCATHelper.sendAs yncExceptionToClient(StaticCATHelper.java:222(Compiled Code)) com/ibm/ws/sib/comms/server/clientsupport/CATAsynchConsumer.cons umeMessages(CATAsynchConsumer.java:1074) com/ibm/ws/sib/processor/impl/AsynchConsumer.processMsgs(AsynchC onsumer.java:113) com/ibm/ws/sib/processor/impl/RMQLocalConsumerPoint.addAsynchMes sage(RMQLocalConsumerPoint.java:1769) com/ibm/ws/sib/processor/impl/RMQAsynchThread$AsynchRunnable.run AsynchConsumer(RMQAsynchThread.java:575) com/ibm/ws/sib/processor/impl/RMQAsynchThread$AsynchRunnable.run com/ibm/ws/util/ThreadPool$Worker.run(ThreadPool.java:1550(Compi
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: All users of IBM WebSphere Application * * Server V7.0 using WebSphere MQ Servers on * * z/OS * **************************************************************** * PROBLEM DESCRIPTION: A CWSIC2023E exception is repeatedly * * outputted to SYSOUT of the Adjunct * * region multiple times a second. * * During this time no messages * * can be received by JMS applications. * **************************************************************** * RECOMMENDATION: * **************************************************************** This problem can only occur when using the WebSphere MQ Servers function within WebSphere Application Server on z/OS. A javacore of the adjunct region shows a thread running doing the following: com/ibm/ejs/ras/Tr.error(Tr.java:730(Compiled Code)) com/ibm/ws/sib/utils/ras/SibMessage$TrListener.message(SibMessag e.java:1com/ibm/ws/sib/utils/ras/SibMessage.error(SibMessage.jav a:220(Compiled...)) com/ibm/ws/sib/utils/ras/SibTr.error(SibTr.java:738(Compiled Code)) com/ibm/ws/sib/comms/server/clientsupport/StaticCATHelper.sendAs yncExceptionToClient(StaticCATHelper.java:222(Compiled Code)) com/ibm/ws/sib/comms/server/clientsupport/CATAsynchConsumer.cons umeMessacom/ibm/ws/sib/processor/impl/AsynchConsumer.processMsgs (AsynchConsumer.com/ibm/ws/sib/processor/impl/RMQLocalConsumerPo int.addAsynchMessage(RMQ LocalConsumerPoint.java:1769)) com/ibm/ws/sib/processor/impl/RMQAsynchThread$AsynchRunnable.run AsynchConsumer(RMQAsynchThread.java:575) com/ibm/ws/sib/processor/impl/RMQAsynchThread$AsynchRunnable.run (RMQAsynchThread.java:432) com/ibm/ws/util/ThreadPool$Worker.run(ThreadPool.java:1550(Compi led...) This thread is stuck in an infinite loop that started because of an exception from the WMQ Queue Manager.
Problem conclusion
This APAR fixes the problem and allows the thread to finish correctly when an exception occurs from the WMQ Queue Manager. APAR PM19323 is currently targeted for inclusion in Service Level (Fix Pack) 7.0.0.13 of WebSphere Application Server Please refer to URL: //www.ibm.com/support/docview.wss?rs=404&uid=swg27006970 for Fix Pack availability.
Temporary fix
Comments
APAR Information
APAR number
PM19323
Reported component name
WEBSPHERE FOR Z
Reported component ID
5655I3500
Reported release
700
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2010-07-28
Closed date
2010-09-14
Last modified date
2010-11-03
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
WEBSPHERE FOR Z
Fixed component ID
5655I3500
Applicable component levels
R700 PSY UK61146
UP10/10/21 P F010
Fix is available
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Document Information
Modified date:
24 October 2021