What are garbage collection logs and how can I analyze them?
Garbage collection logs are records of memory management activities in programming languages like Java. They help you understand memory usage and identify performance issues.
How do I enable garbage collection logging in Java?
You can enable garbage collection logging in Java by adding the following JVM options: -Xlog:gc*
for Java 9 and later, or -XX:+PrintGCDetails
for earlier versions.
What should I look for in the garbage collection logs?
Look for metrics like pause times, frequency of collections, and memory usage before and after collections. These can indicate performance bottlenecks.
Can you recommend any tools for analyzing these logs?
Yes, tools like GCViewer, JVisualVM, and Eclipse Memory Analyzer can help you visualize and analyze garbage collection logs effectively.
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