1 unstable release
0.2.1 | Nov 13, 2023 |
---|
#23 in #analyze
115KB
2K
SLoC
gclog
gclog is a simple fast tool that reads and analyzes gc logs for Java 8
Status
Alpha currently only supports G1GC and JDK8
Quickstart
cargo install gclog
gclog ./gc.log
gclog 0.2.1-rustc 1.71.0 (8ede3aae2 2023-07-12)
GC Summary:
--------
OpenJDK 64-Bit Server VM (25.372-b07) for bsd-aarch64 JRE (Zulu 8.70.0.23-CA-macos-aarch64) (1.8.0_372-b07), built on Apr 18 2023 01:36:28 by "zulu_re" with gcc Apple LLVM 12.0.0 (clang-1200.0.32.28)
Total System RAM: 8.39 gb
collector: G1GC
target pause millis: 500
region size: 1.00 mb
max heap: 2.00 gb
initial heap: 0.12 gb
max direct memory: 2.00 gb
flags:
-XX:InitialHeapSize=134217728
-XX:MaxGCPauseMillis=500
-XX:MaxHeapSize=2147483648
-XX:+PrintAdaptiveSizePolicy
-XX:+PrintGC
-XX:+PrintGCDateStamps
-XX:+PrintGCDetails
-XX:+PrintGCTimeStamps
-XX:+PrintReferenceGC
-XX:+UseCompressedClassPointers
-XX:+UseCompressedOops
-XX:+UseG1GC
Max Pause:
--------
Timestamp: 2023-11-13T08:27:06.0Z
Pause Time 10 milliseconds
Pause Type G1 Evacuation Pause
+-------------------------------+--------------+------------------+-----------+-----------+-----------+-----------+
| GC | Total Pauses | Total Pause Time | Min Pause | P50 Pause | P99 Pause | Max Pause |
+-------------------------------+--------------+------------------+-----------+-----------+-----------+-----------+
| G1 Evacuation Pause - (young) | 30 | 0.21 | 0.00 | 0.01 | 0.01 | 0.01 |
+-------------------------------+--------------+------------------+-----------+-----------+-----------+-----------+
Dependencies
~7–16MB
~231K SLoC