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Tag archives for JVM

Java: JVM parameters, Application Cache, Calculation of Memory Footprint
Hi, In a previous post http://www.javablog.fr/java-jvm-memory-parameters-outofmemoryerror-and-memory-checker.html, we spoke about solution in order to avoid the famous OutOfMemoryError: Java heap space or OutOfMemoryError: PermGen space errors and JVM parameters (-XX:PermSize, -XX:MaxPermSize, -Xms, -Xmx).   In this post, I would like to expose a simple method to calculate the memory footprint of JAVA objects in a cache in order to set the appropriate values of ...more»
Java: JVM Memory Parameters, OutOfMemoryError and Memory checker
Hello, I would update my previous article concerning a solution in order to avoid the famous OutOfMemoryError: Java heap space or OutOfMemoryError: PermGen space errors. This error java.lang.OutOfMemoryError in Java is a subclass of java.lang.VirtualMachineError which is thrown by the Java Virtual Machine when it ran out of memory in heap or it cannot allocate an object because it is out ...more»
Java: Use of JVM variable argument (Spring, properties file, outside of classpath scope)
Hello, I know, I have not been writing on my blog since a long time, but, I have been very busy with a challenge project. So, today, I start with a mini-post concerning the use of JVM variable/argument. We will study a concret example to specifiy the place of a configuration file outside of classpath scope. Needs We need to precise the ...more»
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