Java / JVM
1.
What is JVM?
2.
Explain the role of the class loader.
3.
When bottom up approach is good for JVM tuning?
4.
Different approaches in JVM tuning.
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1. What is JVM?
VM(Java Virtual Machine) acts as a run-time engine to run Java applications. JVM is the one that actually calls the main method present in a Java class....
2. Explain the role of the class loader.
The class loader performs the below 3 activities in the mentioned order: Loading : finds and imports the binary data for a type. Linking : performs verification, preparation, and optionally resolution....
3. When bottom up approach is good for JVM tuning?
Bottom up approach is considered for tuning when application is running in PROD environment where no immediate code change is possible.
4. Different approaches in JVM tuning.
Top down approach. Bottom up approach.
