SAP Java Virtual Machine

Disclaimer Material in this blog post is provided for information and technical features demonstration purposes only. Although the described technique is based on usage of standard features and capabilities of SAP JVM, imprudent application of... Read More »

Update After OpenJDK released update version 11.0.9 on 20th of October, SapMachine engineers have discovered a regression that could cause crashes under certain circumstances. It turned out that a fix that already existed in higher releases was... Read More »

Hello everyone. A situation is shown where we use machine learning models to analyze everything related to Biosafety issues from the sap cloud platform. We have created an architecture where we use various SAP Cloud Platform services including the... Read More »

At the time (March 2020) of writing this article there are 600+ arguments that you can pass to JVM just around Garbage collection and memory. If you include other aspects, total JVM arguments count will easily cross 1000+ It’s way too many... Read More »

jstat is a simple utility tool, that is present in JDK to provide JVM performance-related statistics like garbage collection, compilation activities. The major strength of jstat is its ability to capture these metrics dynamically when JVM is... Read More »

One of the widely wasted resources in the world today is: Memory. Due to inefficient programming, surprising (sometimes ‘shocking’) amount of memory is wasted. We see this pattern repeated in several enterprise applications. To prove this case,... Read More »

There are a few distinct differences and subtle nuances between 32-bit JVM and 64-bit JVM. We thought we will try to clarify them through this question & answer article. Do I need to understand the difference between 32-bit JVM and 64-bit... Read More »

Java.lang.VirtualMachineError is thrown when Java virtual machine encounters any internal error or resource limitation which prevents it from functioning. It’s a self-defensive mechanism employed by JVM to prevent entire application from... Read More »

Eclipse and IntelliJ are the two competing IDEs in the industry. There are lot of passionate discussion going in the social media, forums to declare the winner in this race. We thought it would be a fun exercise to study which IDE utilizes memory... Read More »

Recently we experienced an interesting production problem. This application was running on multiple AWS EC2 instances behind Elastic Load Balancer. The application was running on GNU/Linux OS, Java 8, Tomcat 8 application server. All of sudden one... Read More »