YARN - TimelineServer
Metrics to see the overall status for TimelineServer.
Row | Metrics |
Description |
---|---|---|
DATA READS |
Timeline Entity Data Reads |
Accumulated number of read operations. |
Timeline Entity Data Read time |
Average time for reading a timeline entity. | |
DATA WRITES |
Timeline Entity Data Write |
Accumulated number of write operations. |
Timeline Entity Data Write Time |
Average time for writing a timeline entity. | |
JVM METRICS |
GC Count |
Accumulated GC count over time. |
GC Time |
Accumulated GC time over time. | |
Heap Usage |
Current heap memory usage. | |
NonHeap Usage |
Current non-heap memory usage. |