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 running without any pre-requisite instrumentation. What do we mean by it? Say for example if you want to capture garbage collection related statistics, you need to pass below arguments before you start the JVM:
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Sometimes users want to analyze GC logs for a certain time interval instead of analyzing the entire GC Log. Here are the use cases for it:
Continue reading “GCEASY API – TIME FILTERS”