+import type { EventLoopUtilization } from 'node:perf_hooks'
import type { CircularArray } from '../circular-array'
import type { Queue } from '../queue'
* Task input data that will be passed to the worker.
*/
readonly data?: Data
+ /**
+ * Timestamp.
+ */
+ readonly timestamp?: number
/**
* Message UUID.
*/
}
/**
- * Worker tasks usage statistics.
+ * Measurement statistics.
+ *
+ * @internal
+ */
+export interface MeasurementStatistics {
+ /**
+ * Measurement aggregation.
+ */
+ aggregation: number
+ /**
+ * Measurement average.
+ */
+ average: number
+ /**
+ * Measurement median.
+ */
+ median: number
+ /**
+ * Measurement history.
+ */
+ history: CircularArray<number>
+}
+
+/**
+ * Task statistics.
*
* @internal
*/
-export interface TasksUsage {
+export interface TaskStatistics {
/**
* Number of tasks executed.
*/
- run: number
+ executed: number
+ /**
+ * Number of tasks executing.
+ */
+ executing: number
/**
- * Number of tasks running.
+ * Number of tasks queued.
*/
- running: number
+ queued: number
/**
- * Tasks runtime.
+ * Number of tasks failed.
*/
- runTime: number
+ failed: number
+}
+
+/**
+ * Worker usage statistics.
+ *
+ * @internal
+ */
+export interface WorkerUsage {
/**
- * Tasks runtime history.
+ * Tasks statistics.
*/
- runTimeHistory: CircularArray<number>
+ tasks: TaskStatistics
/**
- * Average tasks runtime.
+ * Tasks runtime statistics.
*/
- avgRunTime: number
+ runTime: MeasurementStatistics
/**
- * Median tasks runtime.
+ * Tasks wait time statistics.
*/
- medRunTime: number
+ waitTime: MeasurementStatistics
/**
- * Number of tasks errored.
+ * Event loop utilization.
*/
- error: number
+ elu: EventLoopUtilization | undefined
}
/**
*/
readonly worker: Worker
/**
- * Worker node tasks usage statistics.
+ * Worker node worker usage statistics.
*/
- tasksUsage: TasksUsage
+ workerUsage: WorkerUsage
/**
* Worker node tasks queue.
*/