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GC easy – Universal Java GC Log Analyser

Author

Ram Lakshmanan

artist + rebel + engineer.

This Is Garbage Talk. Don’t Attend! – ADDO Conference 2022

ADDO conference is one of the largest online communities of DevOps professionals in the world. Every year they give the opportunity to learn from one another on a massive scale.

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Simulating & troubleshooting OOMError in Kotlin

In this series of simulating and troubleshooting performance problems in Kotlin, let’s discuss how to simulate the ‘java.lang.OutOfMemoryError: Java Heap space’ problem. ‘java.lang.OutOfMemoryError: Java Heap space’ will be thrown by the application, when it generates more objects than the maximum configured heap size.

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Simulating & troubleshooting StackOverflowError in Scala

In this series of simulating and troubleshooting performance problems in Scala, let’s discuss how to simulate StackOverflowError. StackOverflowError is a runtime error, which is thrown, when a thread’s stack size exceeds its allocated memory limit. 

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Chaos Engineering – Metaspace OutOfMemoryError

JVM memory has following regions: 

Fig: JVM memory regions

a. Young Generation

b. Old Generation

c. Metaspace

d. Others region

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Automobile company optimizes performance using GCeasy

One the world’s largest automobile manufacturers has optimized their middleware platform’s response time by several folds. This world renowned enterprise optimized their garbage collection performance using our GCeasy tool and was able to reduce their overall application’s response time by a stunning 49.46%

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Inspect the contents of the Java Metaspace region

JVM Memory has following regions:

a. Young Generation

b. Old Generation

c. Metaspace

d. Others region

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Java String intern(): Performance impact

java.lang.String#intern() is an interesting function in Java. When used at the right place, it has potential to reduce overall memory consumption of your application by eliminating duplicate strings in your application. To learn how intern() function works, you may refer to this blog. In this post let’s discuss the performance impact of using java.lang.String#intern() function in your application.

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Java String intern(): Interesting Q & A

intern() is an interesting function in java.lang.String object. intern() function eliminates duplicate string objects from the application and has potential to reduce overall memory consumption of your application. In this post, let’s learn more about this intern() function.

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Garbage Collection CPU Statistics

When a Garbage Collection event runs, it spends a predominant amount of its time in the Java application layer. It also spends a certain portion of its time in the Operating System/Kernel layer. 

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