A HotSpot GC Log profiler.
- 仅支持HotSpot VM
- 仅支持JDK1.7, JDK1.8
- GC日志命令行参数:-XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintGCDetails -XX:+UseConcMarkSweepGC
- GC日志命令行参数:-XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintGCDetails -XX:+UseSerialGC
- GC日志命令行参数:-XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintGCDetails -XX:+UseParallelOldGC
Young Generation | Old Generation |
---|---|
G1 | G1 |
ParNew | CMS |
Parallel Scavenge | Parallel Old |
Parallel Scavenge | Serial Old |
DefNew | Serial Old |
-XX:+UseParNewGC = ParNew + Serial old,该组合已不建议使用,未来版本可能被删除-XX:+UseConcMarkSweepGC -XX:-UseParNewGC = DefNew + CMS,该组合已不建议使用,未来版本可能被删除