Fix the bug of the "removePod" function in node_info.go

plugin/pkg/scheduler/schedulercache/node_info.go

@@ -132,27 +132,27 @@ func (n *NodeInfo) removePod(pod *api.Pod) error {
 		return err
 	}
 
-	cpu, mem, nvidia_gpu, non0_cpu, non0_mem := calculateResource(pod)
-	n.requestedResource.MilliCPU -= cpu
-	n.requestedResource.Memory -= mem
-	n.requestedResource.NvidiaGPU -= nvidia_gpu
-	n.nonzeroRequest.MilliCPU -= non0_cpu
-	n.nonzeroRequest.Memory -= non0_mem
-
 	for i := range n.pods {
 		k2, err := getPodKey(n.pods[i])
 		if err != nil {
-			glog.Errorf("Cannot get pod key, err: %v", err)
+			glog.Errorf("Cannot get node.pod(%s/%s) key, err: %v", n.pods[i].Namespace, n.pods[i].Name, err)
 			continue
 		}
 		if k1 == k2 {
 			// delete the element
 			n.pods[i] = n.pods[len(n.pods)-1]
 			n.pods = n.pods[:len(n.pods)-1]
+			// reduce the resource data
+			cpu, mem, nvidia_gpu, non0_cpu, non0_mem := calculateResource(pod)
+			n.requestedResource.MilliCPU -= cpu
+			n.requestedResource.Memory -= mem
+			n.requestedResource.NvidiaGPU -= nvidia_gpu
+			n.nonzeroRequest.MilliCPU -= non0_cpu
+			n.nonzeroRequest.Memory -= non0_mem
 			return nil
 		}
 	}
-	return fmt.Errorf("no corresponding pod in pods")
+	return fmt.Errorf("no corresponding pod(%s/%s) in pods of node(%s)", pod.Namespace, pod.Name, n.node.Name)
 }
 
 func calculateResource(pod *api.Pod) (cpu int64, mem int64, nvidia_gpu int64, non0_cpu int64, non0_mem int64) {