feat: add statistics accounting to ELU fields

[poolifier.git] / src / pools / selection-strategies / abstract-worker-choice-strategy.ts

diff --git a/src/pools/selection-strategies/abstract-worker-choice-strategy.ts b/src/pools/selection-strategies/abstract-worker-choice-strategy.ts
index 18b47a1d9d38bcbb1ac4361dd4938d0106d47fe7..8f71b502fd9ee32aa46b4cb9190909ecabc2ff58 100644 (file)
--- a/src/pools/selection-strategies/abstract-worker-choice-strategy.ts
+++ b/src/pools/selection-strategies/abstract-worker-choice-strategy.ts
@@ -36,7 +36,11 @@ export abstract class AbstractWorkerChoiceStrategy<
       average: false,
       median: false
     },
-    elu: false
+    elu: {
+      aggregate: false,
+      average: false,
+      median: false
+    }
   }
 
   /**
@@ -87,6 +91,20 @@ export abstract class AbstractWorkerChoiceStrategy<
       this.taskStatisticsRequirements.waitTime.median = opts.waitTime
         .median as boolean
     }
+    if (
+      this.taskStatisticsRequirements.elu.average &&
+      opts.elu?.median === true
+    ) {
+      this.taskStatisticsRequirements.elu.average = false
+      this.taskStatisticsRequirements.elu.median = opts.elu.median as boolean
+    }
+    if (
+      this.taskStatisticsRequirements.elu.median &&
+      opts.elu?.median === false
+    ) {
+      this.taskStatisticsRequirements.elu.average = true
+      this.taskStatisticsRequirements.elu.median = opts.elu.median as boolean
+    }
   }
 
   /** @inheritDoc */
@@ -144,12 +162,26 @@ export abstract class AbstractWorkerChoiceStrategy<
    * @param workerNodeKey - The worker node key.
    * @returns The worker task wait time.
    */
-  protected getWorkerWaitTime (workerNodeKey: number): number {
+  protected getWorkerTaskWaitTime (workerNodeKey: number): number {
     return this.taskStatisticsRequirements.waitTime.median
       ? this.pool.workerNodes[workerNodeKey].workerUsage.runTime.median
       : this.pool.workerNodes[workerNodeKey].workerUsage.runTime.average
   }
 
+  /**
+   * Gets the worker task ELU.
+   * If the task statistics require the ELU, the average ELU is returned.
+   * If the task statistics require the ELU, the median ELU is returned.
+   *
+   * @param workerNodeKey - The worker node key.
+   * @returns The worker task ELU.
+   */
+  protected getWorkerTaskElu (workerNodeKey: number): number {
+    return this.taskStatisticsRequirements.elu.median
+      ? this.pool.workerNodes[workerNodeKey].workerUsage.elu.active.median
+      : this.pool.workerNodes[workerNodeKey].workerUsage.elu.active.average
+  }
+
   protected computeDefaultWorkerWeight (): number {
     let cpusCycleTimeWeight = 0
     for (const cpu of cpus()) {