JaCoLine - Viewing Historical Command Line #2761

Analysis Date JDK Operating System CPU Architecture Debug JVM?
2021-04-29 OpenJDK8 Linux x86 N
Results
Switches Identified
Switch Analysis
Name Type Description Default Value Your Value
mx <size> set maximum Java heap size 256m
Analysis OK
Name Type Description Default Value Your Value
ms <size> set initial Java heap size 256m
Analysis OK
Name Type Description Default Value Your Value
UseBiasedLocking boolean Enable biased locking in JVM true false
Analysis This switch will be removed in the future. It will be Deprecated in OpenJDK15. Obsoleted in OpenJDK18. Expired in OpenJDK19.
Name Type Description Default Value Your Value
UseGCLogFileRotation boolean Rotate gclog files (for long running applications). It requires -Xloggc:<filename> false true
Analysis OK
Name Type Description Default Value Your Value
NumberOfGCLogFiles int Number of gclog files in rotation (default: 0, no rotation) 0 10
Analysis OK
Name Type Description Default Value Your Value
GCLogFileSize int GC log file size, requires UseGCLogFileRotation. Set to 0 to only trigger rotation via jcmd 8*K 2m
Analysis OK
Name Type Description Default Value Your Value
PrintSafepointStatistics boolean Print statistics about safepoint synchronization false true
Analysis This switch will be removed in the future. It will be Deprecated in OpenJDK11. Obsoleted in OpenJDK12. Expired in OpenJDK13.
Name Type Description Default Value Your Value
PrintGCDetails boolean Print more details at garbage collection false true
Analysis OK
Name Type Description Default Value Your Value
PrintGCTimeStamps boolean Print timestamps at garbage collection false true
Analysis OK
Name Type Description Default Value Your Value
PrintGCDateStamps boolean Print date stamps at garbage collection false true
Analysis OK
Name Type Description Default Value Your Value
PrintTenuringDistribution boolean Print tenuring age information false true
Analysis OK
Name Type Description Default Value Your Value
loggc <file> log GC status to a file with time stamps ::gc.log
Analysis OK