X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fselection-strategies%2Fleast-busy-worker-choice-strategy.ts;h=0e8fdef31f27cdad48ba105554296f50df07f386;hb=64f97d12e2027203715ee0129d036e1d2b42e2a2;hp=31fa281aa75dd0dcbf63fffe1d2508f0277d3f6a;hpb=e102732c0e3966b81834b2c0bdd087eb051162ad;p=poolifier.git

diff --git a/src/pools/selection-strategies/least-busy-worker-choice-strategy.ts b/src/pools/selection-strategies/least-busy-worker-choice-strategy.ts
index 31fa281a..0e8fdef3 100644
--- a/src/pools/selection-strategies/least-busy-worker-choice-strategy.ts
+++ b/src/pools/selection-strategies/least-busy-worker-choice-strategy.ts
@@ -1,4 +1,7 @@
-import { DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS } from '../../utils'
+import {
+  DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS,
+  DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
+} from '../../utils'
 import type { IPool } from '../pool'
 import type { IWorker } from '../worker'
 import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
@@ -34,11 +37,7 @@ export class LeastBusyWorkerChoiceStrategy<
       average: false,
       median: false
     },
-    elu: {
-      aggregate: false,
-      average: false,
-      median: false
-    }
+    elu: DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS
   }
 
   /** @inheritDoc */
@@ -61,25 +60,32 @@ export class LeastBusyWorkerChoiceStrategy<
   }
 
   /** @inheritDoc */
-  public choose (): number {
+  public choose (): number | undefined {
+    this.setPreviousWorkerNodeKey(this.nextWorkerNodeKey)
+    this.nextWorkerNodeKey = this.leastBusyNextWorkerNodeKey()
+    return this.nextWorkerNodeKey
+  }
+
+  /** @inheritDoc */
+  public remove (): boolean {
+    return true
+  }
+
+  private leastBusyNextWorkerNodeKey (): number | undefined {
+    let chosenWorkerNodeKey: number | undefined
     let minTime = Infinity
     for (const [workerNodeKey, workerNode] of this.pool.workerNodes.entries()) {
       const workerTime =
-        workerNode.workerUsage.runTime.aggregate +
-        workerNode.workerUsage.waitTime.aggregate
+        (workerNode.usage.runTime?.aggregate ?? 0) +
+        (workerNode.usage.waitTime?.aggregate ?? 0)
       if (workerTime === 0) {
-        this.nextWorkerNodeId = workerNodeKey
+        chosenWorkerNodeKey = workerNodeKey
         break
       } else if (workerTime < minTime) {
         minTime = workerTime
-        this.nextWorkerNodeId = workerNodeKey
+        chosenWorkerNodeKey = workerNodeKey
       }
     }
-    return this.nextWorkerNodeId
-  }
-
-  /** @inheritDoc */
-  public remove (): boolean {
-    return true
+    return chosenWorkerNodeKey
   }
 }