Title |
Metric |
Unit |
Description |
GC count |
YGC |
- |
Young 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 |
MemNonHeapUsedM |
MB |
Size of NonHeapMemory currently used by JVM |
MemNonHeapCommittedM |
MB |
Size of NonHeapMemory currently committed by JVM |
MemHeapUsedM |
MB |
Size of HeapMemory currently used by JVM |
MemHeapCommittedM |
MB |
Size of HeapMemory currently committed by JVM |
MemHeapMaxM |
MB |
Size of HeapMemory configured by JVM |
MemHeapInitM |
MB |
Size of initial JVM HeapMem |
MemNonHeapInitM |
MB |
Size of initial JVM NonHeapMem |
Percentage of used heap memory |
MemHeapUsedRate |
% |
Proportion of the heap memory size currently used by JVM to the heap memory size configured for JVM |
CPU utilization |
ProcessCpuLoad |
% |
CPU utilization |
Percentage of CPU usage time |
CPUUsedRate |
seconds/second |
Percentage of CPU usage time |
File descriptors |
MaxFileDescriptorCount |
- |
Maximum number of file descriptors |
OpenFileDescriptorCount |
- |
Number of opened file descriptors |
Cumulative CPU usage time |
ProcessCpuTime |
ms |
Cumulative CPU usage time |
Process execution duration |
Uptime |
s |
Process execution duration |
Worker threads |
DaemonThreadCount |
- |
Number of daemon threads |
ThreadCount |
- |
Total number of threads |
Driver execution latency |
99th_percentile |
ms |
99th percentile of driver execution latency |
Avg |
ms |
Average driver execution latency |
Open connections |
NumOpenConnections |
- |
Number of open connections |
Current size of the pool of async HiveServer2 threads |
PoolSize |
- |
Current size of the pool of async HiveServer2 threads |
Current size of the queue for async HiveServer2 operations |
QueueSize |
- |
Current size of the queue for async HiveServer2 operations |
Hive operations |
Closed |
- |
Number of closed operations |
Finished |
- |
Number of completed operations |
Canceled |
- |
Number of canceled operations |
Error |
- |
Number of erroneous operations |
GC extra sleep time |
ExtraSleepTime |
ms/s |
GC extra sleep time |
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