JaCoLine - Viewing Historical Command Line #8845

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Analysis Date JDK Operating System CPU Architecture Debug JVM?
2023-07-20 OpenJDK17 Linux x86 N
Results
Switches Identified
-XX:CICompilerCount=2
-XX:ConcGCThreads=1
-XX:G1ConcRefinementThreads=2
-XX:G1EagerReclaimRemSetThreshold=16
-XX:G1HeapRegionSize=2097152
-XX:GCDrainStackTargetSize=64
-XX:+HeapDumpOnOutOfMemoryError
-XX:InitialHeapSize=2097152000
-XX:MarkStackSize=4194304
-XX:MaxHeapSize=2936012800
-XX:MaxNewSize=1761607680
-XX:MinHeapDeltaBytes=2097152
-XX:MinHeapSize=2097152000
-XX:NonNMethodCodeHeapSize=5826188
-XX:NonProfiledCodeHeapSize=122916026
-XX:ProfiledCodeHeapSize=122916026
-XX:ReservedCodeCacheSize=251658240
-XX:+SegmentedCodeCache
-XX:SoftMaxHeapSize=2936012800
-XX:+UseCompressedClassPointers
-XX:+UseCompressedOops
-XX:+UseFastUnorderedTimeStamps
-XX:+UseG1GC
-Xms2000m
-Xmx2800m
-XX:+UseG1GC
-XX:+HeapDumpOnOutOfMemoryError
Switch Analysis
Name Type Description Default Value Your Value
CICompilerCount int Number of compiler threads to run CI_COMPILER_COUNT in range(0, max_jint) 2
Analysis OK
Name Type Description Default Value Your Value
ConcGCThreads uint Number of threads concurrent gc will use 0 1
Analysis OK
Name Type Description Default Value Your Value
G1ConcRefinementThreads uint The number of parallel rem set update threads.
Will be set ergonomically by default.		 0 in range(0, (max_jint-1)/wordSize) 2
Analysis OK
Name Type Description Default Value Your Value
G1EagerReclaimRemSetThreshold uint Maximum number of remembered set entries a humongous region
otherwise eligible for eager reclaim may have to be a candidate
for eager reclaim. Will be selected ergonomically by default.		 0 16
Analysis OK
Name Type Description Default Value Your Value
G1HeapRegionSize size_t Size of the G1 regions. 0 in range(0, 32*M) 2097152
Analysis OK
Name Type Description Default Value Your Value
GCDrainStackTargetSize int Number of entries we will try to leave on the stack
during parallel gc		 64 in range(0, max_juint) 64
Analysis OK
Name Type Description Default Value Your Value
HeapDumpOnOutOfMemoryError boolean Dump heap to file when java.lang.OutOfMemoryError is thrown
from JVM		 false true
Analysis Duplicate switch. This is overridden by -XX:+HeapDumpOnOutOfMemoryError.
Name Type Description Default Value Your Value
InitialHeapSize size_t Initial heap size (in bytes); zero means use ergonomics 0 2097152000
Analysis OK
Name Type Description Default Value Your Value
MarkStackSize size_t Size of marking stack NOT_LP64(32*K) LP64_ONLY(4*M) in range(1, (max_jint - 1)) 4194304
Analysis OK
Name Type Description Default Value Your Value
MaxHeapSize size_t Maximum heap size (in bytes) ScaleForWordSize(96*M) 2936012800
Analysis OK
Name Type Description Default Value Your Value
MaxNewSize size_t Maximum new generation size (in bytes), max_uintx means set
ergonomically		 max_uintx in range(0, max_uintx) 1761607680
Analysis OK
Name Type Description Default Value Your Value
MinHeapDeltaBytes size_t The minimum change in heap space due to GC (in bytes) ScaleForWordSize(128*K) in range(0, max_uintx) 2097152
Analysis OK
Name Type Description Default Value Your Value
MinHeapSize size_t Minimum heap size (in bytes); zero means use ergonomics 0 2097152000
Analysis OK
Name Type Description Default Value Your Value
NonNMethodCodeHeapSize int Size of code heap with non-nmethods (in bytes)
CPUDefault
x865*M
 5826188
Analysis OK
Name Type Description Default Value Your Value
NonProfiledCodeHeapSize int Size of code heap with non-profiled methods (in bytes)
CPUDefault
x8613*M
 122916026
Analysis OK
Name Type Description Default Value Your Value
ProfiledCodeHeapSize int Size of code heap with profiled methods (in bytes)
CPUDefault
x8614*M
 122916026
Analysis OK
Name Type Description Default Value Your Value
ReservedCodeCacheSize int Reserved code cache size (in bytes) - maximum code cache size
CPUDefault
x8632*M
 251658240
Analysis OK
Name Type Description Default Value Your Value
SegmentedCodeCache boolean Use a segmented code cache false true
Analysis OK
Name Type Description Default Value Your Value
SoftMaxHeapSize size_t Soft limit for maximum heap size (in bytes) 0 2936012800
Analysis OK
Name Type Description Default Value Your Value
UseCompressedClassPointers boolean Use 32-bit class pointers in 64-bit VM.
lp64_product means flag is always constant in 32 bit VM		 false true
Analysis OK
Name Type Description Default Value Your Value
UseCompressedOops boolean Use 32-bit object references in 64-bit VM.
lp64_product means flag is always constant in 32 bit VM		 false true
Analysis OK
Name Type Description Default Value Your Value
UseFastUnorderedTimeStamps boolean Use platform unstable time where supported for timestamps only false true
Analysis OK
Name Type Description Default Value Your Value
UseG1GC boolean Use the Garbage-First garbage collector false true
Analysis Duplicate switch. This is overridden by -XX:+UseG1GC.
Name Type Description Default Value Your Value
ms <size> set initial Java heap size 2000m
Analysis OK
Name Type Description Default Value Your Value
mx <size> set maximum Java heap size 2800m
Analysis OK
Name Type Description Default Value Your Value
UseG1GC boolean Use the Garbage-First garbage collector false true
Analysis OK
Name Type Description Default Value Your Value
HeapDumpOnOutOfMemoryError boolean Dump heap to file when java.lang.OutOfMemoryError is thrown
from JVM		 false true
Analysis OK
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