java.lang.Out OfMemoryError

-
Unveiling the java.lang.Out OfMemoryError
— When we encounter a java.lang.OutOfMemoryError, we often find that Java heap dumps, along with other artifacts, are generated by the Java Virtual Machine. If you feel like jumping right into a Java heap dump when you get a java.lang.OutOfMemoryError, don’t worry, it’s a normal thought. You may be able to discover something serendipitously, but it’s not always the best idea to analyze Java heap dumps, depending on the situation you are facing. We first need to investigate the root cause of the java.lang.OutOfMemoryError.


http://java.sys-con.com/node/1229281

Comments

Post a Comment

Popular posts from this blog

Java Task Service - Sterling Integrator

-
import com.sterlingcommerce.woodstock.workflow.Document; import java.io.InputStream; import java.io.InputStreamReader; import java.io.BufferedReader; Document doc = wfc.getPrimaryDocument(); Document outPutDoc = wfc.newDocument(); ; InputStream inS = doc .getInputStream(); BufferedReader br = new BufferedReader( new InputStreamReader( inS )); String strData = “<SampleData>” ; String strLine; while ((strLine = br .readLine()) != null ) {     strData = strData.concat(strLine); } br.close(); strData = strData + “</SampleData>”; outPutDoc. setBody( strData .toString().getBytes()); wfc.putPrimaryDocument( outPutDoc );
Read more

Hibernate Connection Fails if there is Database inconsistency or DB fail-over (Oracle RAC)

-
        /**      * A static method with returns Hibernate Sessoin Object.      *      * @return {@link Session}      */     public static Session getSession() throws HibernateException {         Session appSession = sessionFactory .openSession();         try         {                 if (appSession.connection().isClosed()||!appSession.isConnected()||!appSession.isOpen()){                         System. out .println( "Session Closed, Creating Session again..." );                  ...
Read more

​ Configure External Databases to IBM Sterling B2B Integrator

-
We can add multiple ​​ external databases to IBM Sterling B2B Integrator. To add custom database need to do the following things, 1. Stop IBM Sterling B2B Integrator 2. Navigate to SI_INSTALL_DIR\properties and edit jdbc_customer.properties.in and add the below properties. 3. Run setupfiles.bat/sh (SI_INSTALL_DIR\bin\setupfiles.bat/sh) 4. Start IBM Sterling B2B Integrator Note: SI_EXTENSION is my pool name. We can name whatever we want. ​ ​ MS SQL Server Database Need to change the test query depending on server, For MS SQL Server Database SI_EXTENSION.testOnReserveQuery=SELECT GETDATE() Oracle Database Need to change the test query depending on server, For Oracle Database SI_EXTENSION.testOnReserveQuery=SELECT * FROM DUAL jdbc_customer.properties.in SI_EXTENSION.driver=com.microsoft.sqlserver.jdbc.SQLServerDriver SI_EXTENSION.url=jdbc:sqlserver://localhost:1433;databaseName=SI_EXTENSION;SelectMethod=cursor SI_EXTENSION.user=sa SI_EXTENSION.password= #SI_EX...
Read more