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Elastic MapReduce

Spark Monitoring Metrics

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Terakhir diperbarui: 2026-01-13 16:10:37

Spark - history server

Title
Metric
Unit
Description
GC count
YGC
count
Young GC count
FGC
count
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
Number of file descriptor
MaxFileDescriptorCount
count
Number of maximum file descriptor
OpenFileDescriptorCount
count
Number of open file descriptor

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