SPARK-HistoryServer
Title | Description | Metric Unit | Description |
Garbage Collection Frequency | YGC | Threads | Young Garbage Collection Frequency |
| FGC | Threads | Full Garbage Collection Frequency |
Garbage Collection Duration | FGCT | s | Full Garbage Collection Time Consumption |
| GCT | s | Garbage Collection Time Expenditure |
| YGCT | s | Young Garbage Collection Time Consumption |
Memory Region Occupancy | S0 | % | Survivor 0 Region Memory Usage Proportion |
| E | % | Eden Region Memory Usage Proportion |
| CCS | % | Compressed Class Space Region Memory Usage Proportion |
| S1 | % | Survivor 1 Region Memory Usage Proportion |
| O | % | Old Region Memory Usage Proportion |
| M | % | Metaspace Region Memory Usage Proportion |