ExecutorSource¶
ExecutorSource is a Source of Executors.
Creating Instance¶
ExecutorSource takes the following to be created:
- ThreadPoolExecutor
- Executor ID (unused)
- File System Schemes (to report based on spark.executor.metrics.fileSystemSchemes)
ExecutorSource is created when:
Executoris created
Name¶
ExecutorSource is known under the name executor.
Metrics¶
metricRegistry: MetricRegistry
metricRegistry is part of the Source abstraction.
| Name | Description |
|---|---|
| threadpool.activeTasks | Approximate number of threads that are actively executing tasks (based on ThreadPoolExecutor.getActiveCount) |
| others |