jstat is a simple utility tool, that is present in JDK to provide JVM performance-related statistics like garbage collection, compilation activities.
Users may want to analyze specific time intervals within GC logs instead of the entire log. Common scenarios include analyzing logs from the last 24 hours or during high traffic periods. The GCeasy API offers four filtering options: startTime, endTime, startTime and endTime, and beforeEndTime, to facilitate targeted analysis.