Livy Monitoring Metrics

Last updated: 2022-05-16 12:45:13

Title	Metric	Unit	Description
GC count	YGC	-	Young GC count
GC count	FGC	-	Full GC count
GC time	FGCT	s	Full GC time
	GCT	s	Garbage collection time
	YGCT	s	Young GC time
Memory zone proportion	S0	%	Percentage of used Survivor 0 memory
	E	%	Percentage of used Eden memory
	CCS	%	Percentage of used compressed class space memory
	S1	%	Percentage of used Survivor 1 memory
	O	%	Percentage of used Old memory
	M	%	Percentage of used Metaspace memory
JVM memory	MemHeapUsedM	MB	Size of HeapMemory currently used by JVM
	MemHeapCommittedM	MB	Size of HeapMemory committed by JVM
	MemHeapMaxM	MB	Size of HeapMemory configured by JVM
	MemHeapInitM	MB	Size of initial JVM HeapMemory
	MemNonHeapUsedM	MB	Size of NonHeapMemory currently used by JVM
	MemNonHeapCommittedM	MB	Size of NonHeapMemory committed by JVM
	MemNonHeapInitM	MB	Size of initial JVM NonHeapMemory
File descriptors	OpenFileDescriptorCount	-	Number of opened file descriptors
File descriptors	MaxFileDescriptorCount	-	Maximum number of file descriptors
CPU utilization	ProcessCpuLoad	%	Process CPU utilization
Worker threads	DaemonThreadCount	-	Number of daemon threads
	PeakThreadCount	-	Peak number of threads
	ThreadCount	-	Total number of threads
Cumulative CPU usage time	ProcessCpuTime	ms	Cumulative CPU usage time
Process execution duration	Uptime	s	Process execution duration

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