[teiid-issues] [JBoss JIRA] (TEIID-5185) JDBC client intermittently hangs when processing multi-batch result sets from server
Krum Bakalsky (JIRA)
issues at jboss.org
Tue Dec 19 12:20:00 EST 2017
[ https://issues.jboss.org/browse/TEIID-5185?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Krum Bakalsky updated TEIID-5185:
---------------------------------
Description:
We have a server-side application that is powered by Teiid version 9.3.4, and that exposes a Teiid JDBC endpoint to its clients.
A couple of app instances are configured to sit behind a VIP load balancer, that works on the TCP level.
We have been experiencing intermittently following problem, when we run Teiid 9.3.4 client to execute multi-batch queries to the server:
* client successfully fetches few batches from server;
* client hangs and its thread blocks on waiting for the next batch to be delivered on the network;
* after 1 hour client throws exceptions that Socket is closed.
Client thread's call stack:
{code}
"Thread Group 1-1" #41 prio=6 os_prio=0 tid=0x000000005e03a800 nid=0x17bc runnable [0x00000000623ae000]
java.lang.Thread.State: RUNNABLE
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(Unknown Source)
at java.net.SocketInputStream.read(Unknown Source)
at java.net.SocketInputStream.read(Unknown Source)
at java.io.BufferedInputStream.fill(Unknown Source)
at java.io.BufferedInputStream.read(Unknown Source)
- locked <0x00000000f5f32420> (a org.teiid.core.util.AccessibleBufferedInputStream)
at java.io.DataInputStream.readInt(Unknown Source)
at org.teiid.netty.handler.codec.serialization.ObjectDecoderInputStream.readObjectOverride(ObjectDecoderInputStream.java:97)
at java.io.ObjectInputStream.readObject(Unknown Source)
at org.teiid.net.socket.OioOjbectChannelFactory$OioObjectChannel.read(OioOjbectChannelFactory.java:117)
at org.teiid.net.socket.SocketServerInstanceImpl.read(SocketServerInstanceImpl.java:324)
at sun.reflect.GeneratedMethodAccessor22.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98)
at com.sun.proxy.$Proxy21.read(Unknown Source)
at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler$1.get(SocketServerInstanceImpl.java:427)
at org.teiid.jdbc.ResultSetImpl.getResults(ResultSetImpl.java:449)
at org.teiid.jdbc.ResultSetImpl.requestBatch(ResultSetImpl.java:382)
at org.teiid.jdbc.BatchResults.requestBatchAndWait(BatchResults.java:227)
at org.teiid.jdbc.BatchResults.requestNextBatch(BatchResults.java:142)
at org.teiid.jdbc.BatchResults.hasNext(BatchResults.java:253)
at org.teiid.jdbc.ResultSetImpl.hasNext(ResultSetImpl.java:510)
at org.teiid.jdbc.ResultSetImpl.next(ResultSetImpl.java:259)
at org.apache.commons.dbcp2.DelegatingResultSet.next(DelegatingResultSet.java:191)
at org.apache.commons.dbcp2.DelegatingResultSet.next(DelegatingResultSet.java:191)
at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.getStringFromResultSet(AbstractJDBCTestElement.java:535)
at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.execute(AbstractJDBCTestElement.java:174)
at org.apache.jmeter.protocol.jdbc.sampler.JDBCSampler.sample(JDBCSampler.java:84)
at org.apache.jmeter.threads.JMeterThread.executeSamplePackage(JMeterThread.java:491)
at org.apache.jmeter.threads.JMeterThread.processSampler(JMeterThread.java:425)
at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:254)
at java.lang.Thread.run(Unknown Source)
Locked ownable synchronizers:
- None
{code}
Client side exception after 1 hour:
{code}
2017-12-19 13:17:07,160 WARN o.a.j.p.j.AbstractJDBCTestElement: Error closing ResultSet
org.teiid.jdbc.TeiidSQLException: TEIID20013 java.net.SocketException: Socket closed
at org.teiid.jdbc.TeiidSQLException.create(TeiidSQLException.java:135) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.jdbc.TeiidSQLException.create(TeiidSQLException.java:71) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:168) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.apache.commons.dbcp2.DelegatingResultSet.close(DelegatingResultSet.java:170) ~[commons-dbcp2-2.1.1.jar:2.1.1]
at org.apache.commons.dbcp2.DelegatingResultSet.close(DelegatingResultSet.java:170) ~[commons-dbcp2-2.1.1.jar:2.1.1]
at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.close(AbstractJDBCTestElement.java:607) [ApacheJMeter_jdbc.jar:3.2 r1790748]
at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.execute(AbstractJDBCTestElement.java:176) [ApacheJMeter_jdbc.jar:3.2 r1790748]
at org.apache.jmeter.protocol.jdbc.sampler.JDBCSampler.sample(JDBCSampler.java:84) [ApacheJMeter_jdbc.jar:3.2 r1790748]
at org.apache.jmeter.threads.JMeterThread.executeSamplePackage(JMeterThread.java:491) [ApacheJMeter_core.jar:3.2 r1790748]
at org.apache.jmeter.threads.JMeterThread.processSampler(JMeterThread.java:425) [ApacheJMeter_core.jar:3.2 r1790748]
at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:254) [ApacheJMeter_core.jar:3.2 r1790748]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_121]
Caused by: org.teiid.core.TeiidComponentException: TEIID20013 java.net.SocketException: Socket closed
at org.teiid.client.util.ExceptionUtil.convertException(ExceptionUtil.java:65) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:445) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
... 9 more
Caused by: org.teiid.net.socket.SingleInstanceCommunicationException: TEIID20013 java.net.SocketException: Socket closed
at org.teiid.net.socket.SocketServerInstanceImpl.send(SocketServerInstanceImpl.java:217) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at com.sun.proxy.$Proxy21.send(Unknown Source) ~[?:?]
at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:433) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
... 9 more
Caused by: java.util.concurrent.ExecutionException: java.net.SocketException: Socket closed
at org.teiid.client.util.ResultsFuture.convertResult(ResultsFuture.java:104) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.client.util.ResultsFuture.get(ResultsFuture.java:99) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.net.socket.SocketServerInstanceImpl.send(SocketServerInstanceImpl.java:214) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at com.sun.proxy.$Proxy21.send(Unknown Source) ~[?:?]
at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:433) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
... 9 more
Caused by: java.net.SocketException: Socket closed
at java.net.SocketOutputStream.socketWrite(Unknown Source) ~[?:1.8.0_121]
at java.net.SocketOutputStream.write(Unknown Source) ~[?:1.8.0_121]
at java.io.DataOutputStream.write(Unknown Source) ~[?:1.8.0_121]
at org.teiid.core.util.MultiArrayOutputStream.writeTo(MultiArrayOutputStream.java:94) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.netty.handler.codec.serialization.ObjectEncoderOutputStream.writeObjectOverride(ObjectEncoderOutputStream.java:70) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at java.io.ObjectOutputStream.writeObject(Unknown Source) ~[?:1.8.0_121]
at org.teiid.net.socket.OioOjbectChannelFactory$OioObjectChannel.write(OioOjbectChannelFactory.java:136) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.net.socket.SocketServerInstanceImpl.send(SocketServerInstanceImpl.java:213) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at com.sun.proxy.$Proxy21.send(Unknown Source) ~[?:?]
at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:433) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
... 9 more
{code}
was:
We have a server-side application that is powered by Teiid version 9.3.4, and that exposes a Teiid JDBC endpoint to its clients.
A couple of app instances are configured to sit behind a VIP load balancer, that works on the TCP level.
We have been experiencing intermittently following problem, when we run Teiid 9.3.4 client to execute multi-batch queries to the server:
* client successfully fetches few batches from server;
* client hangs and its thread blocks on waiting for the next batch to be delivered on the network;
* after 1 hour client throws exceptions that Socket is closed.
> JDBC client intermittently hangs when processing multi-batch result sets from server
> ------------------------------------------------------------------------------------
>
> Key: TEIID-5185
> URL: https://issues.jboss.org/browse/TEIID-5185
> Project: Teiid
> Issue Type: Bug
> Components: JDBC Driver, Server
> Affects Versions: 9.3.4
> Environment: JDBC client was run through Apache JMeter, on a 64-bit Windows 7 Enterprise SP1 machine, using 64-bit JDK 8;
> Teiid Server runs on Linux.
> Reporter: Krum Bakalsky
> Assignee: Steven Hawkins
>
> We have a server-side application that is powered by Teiid version 9.3.4, and that exposes a Teiid JDBC endpoint to its clients.
> A couple of app instances are configured to sit behind a VIP load balancer, that works on the TCP level.
> We have been experiencing intermittently following problem, when we run Teiid 9.3.4 client to execute multi-batch queries to the server:
> * client successfully fetches few batches from server;
> * client hangs and its thread blocks on waiting for the next batch to be delivered on the network;
> * after 1 hour client throws exceptions that Socket is closed.
> Client thread's call stack:
> {code}
> "Thread Group 1-1" #41 prio=6 os_prio=0 tid=0x000000005e03a800 nid=0x17bc runnable [0x00000000623ae000]
> java.lang.Thread.State: RUNNABLE
> at java.net.SocketInputStream.socketRead0(Native Method)
> at java.net.SocketInputStream.socketRead(Unknown Source)
> at java.net.SocketInputStream.read(Unknown Source)
> at java.net.SocketInputStream.read(Unknown Source)
> at java.io.BufferedInputStream.fill(Unknown Source)
> at java.io.BufferedInputStream.read(Unknown Source)
> - locked <0x00000000f5f32420> (a org.teiid.core.util.AccessibleBufferedInputStream)
> at java.io.DataInputStream.readInt(Unknown Source)
> at org.teiid.netty.handler.codec.serialization.ObjectDecoderInputStream.readObjectOverride(ObjectDecoderInputStream.java:97)
> at java.io.ObjectInputStream.readObject(Unknown Source)
> at org.teiid.net.socket.OioOjbectChannelFactory$OioObjectChannel.read(OioOjbectChannelFactory.java:117)
> at org.teiid.net.socket.SocketServerInstanceImpl.read(SocketServerInstanceImpl.java:324)
> at sun.reflect.GeneratedMethodAccessor22.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98)
> at com.sun.proxy.$Proxy21.read(Unknown Source)
> at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler$1.get(SocketServerInstanceImpl.java:427)
> at org.teiid.jdbc.ResultSetImpl.getResults(ResultSetImpl.java:449)
> at org.teiid.jdbc.ResultSetImpl.requestBatch(ResultSetImpl.java:382)
> at org.teiid.jdbc.BatchResults.requestBatchAndWait(BatchResults.java:227)
> at org.teiid.jdbc.BatchResults.requestNextBatch(BatchResults.java:142)
> at org.teiid.jdbc.BatchResults.hasNext(BatchResults.java:253)
> at org.teiid.jdbc.ResultSetImpl.hasNext(ResultSetImpl.java:510)
> at org.teiid.jdbc.ResultSetImpl.next(ResultSetImpl.java:259)
> at org.apache.commons.dbcp2.DelegatingResultSet.next(DelegatingResultSet.java:191)
> at org.apache.commons.dbcp2.DelegatingResultSet.next(DelegatingResultSet.java:191)
> at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.getStringFromResultSet(AbstractJDBCTestElement.java:535)
> at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.execute(AbstractJDBCTestElement.java:174)
> at org.apache.jmeter.protocol.jdbc.sampler.JDBCSampler.sample(JDBCSampler.java:84)
> at org.apache.jmeter.threads.JMeterThread.executeSamplePackage(JMeterThread.java:491)
> at org.apache.jmeter.threads.JMeterThread.processSampler(JMeterThread.java:425)
> at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:254)
> at java.lang.Thread.run(Unknown Source)
> Locked ownable synchronizers:
> - None
> {code}
> Client side exception after 1 hour:
> {code}
> 2017-12-19 13:17:07,160 WARN o.a.j.p.j.AbstractJDBCTestElement: Error closing ResultSet
> org.teiid.jdbc.TeiidSQLException: TEIID20013 java.net.SocketException: Socket closed
> at org.teiid.jdbc.TeiidSQLException.create(TeiidSQLException.java:135) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.jdbc.TeiidSQLException.create(TeiidSQLException.java:71) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:168) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.apache.commons.dbcp2.DelegatingResultSet.close(DelegatingResultSet.java:170) ~[commons-dbcp2-2.1.1.jar:2.1.1]
> at org.apache.commons.dbcp2.DelegatingResultSet.close(DelegatingResultSet.java:170) ~[commons-dbcp2-2.1.1.jar:2.1.1]
> at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.close(AbstractJDBCTestElement.java:607) [ApacheJMeter_jdbc.jar:3.2 r1790748]
> at org.apache.jmeter.protocol.jdbc.AbstractJDBCTestElement.execute(AbstractJDBCTestElement.java:176) [ApacheJMeter_jdbc.jar:3.2 r1790748]
> at org.apache.jmeter.protocol.jdbc.sampler.JDBCSampler.sample(JDBCSampler.java:84) [ApacheJMeter_jdbc.jar:3.2 r1790748]
> at org.apache.jmeter.threads.JMeterThread.executeSamplePackage(JMeterThread.java:491) [ApacheJMeter_core.jar:3.2 r1790748]
> at org.apache.jmeter.threads.JMeterThread.processSampler(JMeterThread.java:425) [ApacheJMeter_core.jar:3.2 r1790748]
> at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:254) [ApacheJMeter_core.jar:3.2 r1790748]
> at java.lang.Thread.run(Unknown Source) [?:1.8.0_121]
> Caused by: org.teiid.core.TeiidComponentException: TEIID20013 java.net.SocketException: Socket closed
> at org.teiid.client.util.ExceptionUtil.convertException(ExceptionUtil.java:65) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:445) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
> at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> ... 9 more
> Caused by: org.teiid.net.socket.SingleInstanceCommunicationException: TEIID20013 java.net.SocketException: Socket closed
> at org.teiid.net.socket.SocketServerInstanceImpl.send(SocketServerInstanceImpl.java:217) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
> at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
> at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at com.sun.proxy.$Proxy21.send(Unknown Source) ~[?:?]
> at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:433) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
> at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> ... 9 more
> Caused by: java.util.concurrent.ExecutionException: java.net.SocketException: Socket closed
> at org.teiid.client.util.ResultsFuture.convertResult(ResultsFuture.java:104) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.client.util.ResultsFuture.get(ResultsFuture.java:99) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.net.socket.SocketServerInstanceImpl.send(SocketServerInstanceImpl.java:214) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
> at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
> at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at com.sun.proxy.$Proxy21.send(Unknown Source) ~[?:?]
> at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:433) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
> at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> ... 9 more
> Caused by: java.net.SocketException: Socket closed
> at java.net.SocketOutputStream.socketWrite(Unknown Source) ~[?:1.8.0_121]
> at java.net.SocketOutputStream.write(Unknown Source) ~[?:1.8.0_121]
> at java.io.DataOutputStream.write(Unknown Source) ~[?:1.8.0_121]
> at org.teiid.core.util.MultiArrayOutputStream.writeTo(MultiArrayOutputStream.java:94) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.netty.handler.codec.serialization.ObjectEncoderOutputStream.writeObjectOverride(ObjectEncoderOutputStream.java:70) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at java.io.ObjectOutputStream.writeObject(Unknown Source) ~[?:1.8.0_121]
> at org.teiid.net.socket.OioOjbectChannelFactory$OioObjectChannel.write(OioOjbectChannelFactory.java:136) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.net.socket.SocketServerInstanceImpl.send(SocketServerInstanceImpl.java:213) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
> at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
> at org.teiid.net.socket.SocketServerConnectionFactory$ShutdownHandler.invoke(SocketServerConnectionFactory.java:98) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at com.sun.proxy.$Proxy21.send(Unknown Source) ~[?:?]
> at org.teiid.net.socket.SocketServerInstanceImpl$RemoteInvocationHandler.invoke(SocketServerInstanceImpl.java:433) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at org.teiid.net.socket.SocketServerConnection$1.invoke(SocketServerConnection.java:293) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> at com.sun.proxy.$Proxy24.closeRequest(Unknown Source) ~[?:?]
> at org.teiid.jdbc.ResultSetImpl.close(ResultSetImpl.java:164) ~[teiid-9.3.4-jdbc.jar:9.3.4]
> ... 9 more
> {code}
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