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From "farrukh hasan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (WW-4370) Facing Connection Issues when runing struts 2.3.16.3 Application on Apache Tomcat 7.0.33
Date Wed, 09 Jul 2014 13:33:04 GMT

    [ https://issues.apache.org/jira/browse/WW-4370?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14056226#comment-14056226
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farrukh hasan commented on WW-4370:
-----------------------------------

Lukasz Lenart-
There was no tag related to Apache Tomcat 7.
Thats why we have posted this issue in this Project.

Our Application runs smoothly on WebLogic10 but the same application gives connection issues
when we run it on
 Apache Tomcat 7.0.33

> Facing Connection Issues when runing struts 2.3.16.3 Application on Apache Tomcat 7.0.33
> ----------------------------------------------------------------------------------------
>
>                 Key: WW-4370
>                 URL: https://issues.apache.org/jira/browse/WW-4370
>             Project: Struts 2
>          Issue Type: Bug
>          Components: Other
>    Affects Versions: 2.3.16.3
>         Environment: Operating System RedHat 4.1.2-44 , 
> 64-Bit Quard Core Machine, Intel Xeon X3440 @2.35GH,
> 12 Gb Ram,
>            Reporter: farrukh hasan
>            Priority: Critical
>
> We are running our struts 2.3.16.3 Application on Apache Tomcat 7.0.33.
> Jdk Version is : jdk1.6.0_27
> Oracle 11g as Database.
> We are facing connection issues. Following is the stack Trace
> java.sql.SQLException: Closed Connection
> 	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
> 	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
> 	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)
> 	at oracle.jdbc.driver.OracleConnection.privatePrepareStatement(OracleConnection.java:946)
> 	at oracle.jdbc.driver.OracleConnection.prepareStatement(OracleConnection.java:853)
> 	at sun.reflect.GeneratedMethodAccessor47.invoke(Unknown Source)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> 	at java.lang.reflect.Method.invoke(Method.java:597)
> 	at org.apache.tomcat.jdbc.pool.ProxyConnection.invoke(ProxyConnection.java:126)
> 	at org.apache.tomcat.jdbc.pool.JdbcInterceptor.invoke(JdbcInterceptor.java:109)
> 	at org.apache.tomcat.jdbc.pool.DisposableConnectionFacade.invoke(DisposableConnectionFacade.java:80)
> 	at $Proxy6.prepareStatement(Unknown Source)
> Connections which are used from Connection pool are not returned to
> pool due to which connection become unavailable to other requests. 
> For connection Pooling we are using org.apache.tomcat.jdbc.pool.DataSourceFactory as
factory in context.xml
> Configurations are as :
> <Resource removeAbandonedTimeout="2" removeAbandoned="true" auth="Container" driverClassName="oracle.jdbc.OracleDriver"

> 	factory="org.apache.tomcat.jdbc.pool.DataSourceFactory" maxActive="30" maxIdle="10"
maxWait="300" name="jdbc/DSTest" password="test"
> 	type="javax.sql.DataSource" url="jdbc:oracle:thin:@127.0.0.1:1521:xyz"
> 	username="test" />
> 	<ResourceLink global="jdbc/DSTest" name="jdbc/DSTest"
> 		type="javax.sql.DataSource" />
> Connector Setting in Server.xml :
> <Connector port="8088" connectionTimeout="200000" redirectPort="8443" protocol="org.apache.coyote.http11.Http11NioProtocol"

> 		socket.appReadBufSize="1024" socket.appWriteBufSize="1024" bufferSize="1024"
> 		maxThreads="5000" />
> Heap Size is defined as following in catalina.sh
> JAVA_OPTS="-Xms2048m -Xmx3072m"



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