JaCoLine - Viewing Historical Command Line #2763

Analysis Date JDK Operating System CPU Architecture Debug JVM?
2021-05-03 OpenJDK8 Linux x86 N
Results
Switches Identified
Switch Analysis
Name Type Description Default Value Your Value
ms <size> set initial Java heap size 2048m
Analysis OK
Name Type Description Default Value Your Value
mx <size> set maximum Java heap size 2048m
Analysis OK
Name Type Description Default Value Your Value
MetaspaceSize int Initial size of Metaspaces (in bytes)
ComponentCPUDefault
c1x8612*M
c2x86ScaleForWordSize(16*M)
256M
Analysis OK
Name Type Description Default Value Your Value
MaxMetaspaceSize int Maximum size of Metaspaces (in bytes) max_uintx 512m
Analysis OK
Name Type Description Default Value Your Value
loggc <file> log GC status to a file with time stamps ::/var/log/wildfly/jvm.log
Analysis OK
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 5
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 3M
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
HeapDumpOnOutOfMemoryError boolean Dump heap to file when java.lang.OutOfMemoryError is thrown false true
Analysis OK
Name Type Description Default Value Your Value
HeapDumpPath string When HeapDumpOnOutOfMemoryError is on, the path (filename or directory) of the dump file (defaults to java_pid<pid>.hprof in the working directory) NULL /javadump
Analysis OK
Name Type Description Default Value Your Value
PrintClassHistogram boolean Print a histogram of class instances 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
PrintGCDetails boolean Print more details at garbage collection false true
Analysis OK
Name Type Description Default Value Your Value
PrintConcurrentLocks boolean Print java.util.concurrent locks in thread dump 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
PrintGCApplicationConcurrentTime boolean Print the time the application has been running false true
Analysis OK
Name Type Description Default Value Your Value
PrintGCApplicationStoppedTime boolean Print the time the application has been stopped false true
Analysis OK
Name Type Description Default Value Your Value
UseParNewGC boolean Use parallel threads in the new generation false true
Analysis OK
Name Type Description Default Value Your Value
UseConcMarkSweepGC boolean Use Concurrent Mark-Sweep GC in the old generation false true
Analysis This switch will be removed in the future. It will be Obsoleted in OpenJDK14. Expired in OpenJDK15.
Name Type Description Default Value Your Value
MaxDirectMemorySize int Maximum total size of NIO direct-buffer allocations 0 1024M
Analysis OK