diff --git a/internal/core/application.go b/internal/core/application.go
index 87a583d..753a44a 100644
--- a/internal/core/application.go
+++ b/internal/core/application.go
@@ -191,44 +191,17 @@ func (app *Application) initializePendingTasks(
 
 	// 阶段二：清理所有待执行任务和相关日志
 	logger.Info("阶段二：开始清理所有待执行任务和相关日志...")
-	pendingTasks, err := pendingTaskRepo.FindAllPendingTasks()
-	if err != nil {
-		return fmt.Errorf("获取待执行任务失败: %w", err)
+
+	// 直接调用新的方法来更新计划执行日志状态为失败
+	if err := executionLogRepo.FailAllIncompletePlanExecutionLogs(); err != nil {
+		logger.Errorf("更新所有未完成计划执行日志状态为失败失败: %v", err)
+		// 这是一个非阻塞性错误，继续执行
 	}
 
-	var taskLogIDsToCancel []uint
-	var planLogIDsToFail []uint
-
-	for _, pt := range pendingTasks {
-		// 确保 Task 和 TaskExecutionLog 已预加载
-		if pt.Task == nil || pt.TaskExecutionLog.ID == 0 { // TaskExecutionLog.ID为零说明没加载
-			logger.Warnf("待执行任务 %d 缺少关联的 Task 或 TaskExecutionLog，跳过处理。", pt.ID)
-			continue
-		}
-
-		// 收集任务执行日志ID，所有未完成的任务都标记为取消
-		taskLogIDsToCancel = append(taskLogIDsToCancel, pt.TaskExecutionLog.ID)
-
-		// 收集计划执行日志ID
-		if pt.TaskExecutionLog.PlanExecutionLogID != 0 {
-			planLogIDsToFail = append(planLogIDsToFail, pt.TaskExecutionLog.PlanExecutionLogID)
-		}
-	}
-
-	// 批量更新 TaskExecutionLog 状态为取消
-	if len(taskLogIDsToCancel) > 0 {
-		if err := executionLogRepo.UpdateTaskExecutionLogStatusByIDs(taskLogIDsToCancel, models.ExecutionStatusCancelled); err != nil {
-			logger.Errorf("批量更新任务执行日志状态为取消失败: %v", err)
-			// 这是一个非阻塞性错误，继续执行
-		}
-	}
-
-	// 批量更新 PlanExecutionLog 状态为失败
-	if len(planLogIDsToFail) > 0 {
-		if err := executionLogRepo.UpdatePlanExecutionLogsStatusByIDs(planLogIDsToFail, models.ExecutionStatusFailed); err != nil {
-			logger.Errorf("批量更新计划执行日志状态为失败失败: %v", err)
-			// 这是一个非阻塞性错误，继续执行
-		}
+	// 直接调用新的方法来更新任务执行日志状态为取消
+	if err := executionLogRepo.CancelAllIncompleteTaskExecutionLogs(); err != nil {
+		logger.Errorf("更新所有未完成任务执行日志状态为取消失败: %v", err)
+		// 这是一个非阻塞性错误，继续执行
 	}
 
 	// 清空待执行列表
diff --git a/internal/infra/repository/execution_log_repository.go b/internal/infra/repository/execution_log_repository.go
index 30838aa..701f680 100644
--- a/internal/infra/repository/execution_log_repository.go
+++ b/internal/infra/repository/execution_log_repository.go
@@ -2,6 +2,7 @@ package repository
 
 import (
 	"errors"
+	"time"
 
 	"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
 	"gorm.io/gorm"
@@ -30,6 +31,11 @@ type ExecutionLogRepository interface {
 	FindInProgressPlanExecutionLogByPlanID(planID uint) (*models.PlanExecutionLog, error)
 	// FindIncompleteTaskExecutionLogsByPlanLogID 根据计划日志ID查找所有未完成的任务日志
 	FindIncompleteTaskExecutionLogsByPlanLogID(planLogID uint) ([]models.TaskExecutionLog, error)
+
+	// FailAllIncompletePlanExecutionLogs 将所有状态为 ExecutionStatusStarted 和 ExecutionStatusWaiting 的计划状态都修改为 ExecutionStatusFailed
+	FailAllIncompletePlanExecutionLogs() error
+	// CancelAllIncompleteTaskExecutionLogs 将所有状态为 ExecutionStatusStarted 和 ExecutionStatusWaiting 的任务状态修改为 ExecutionStatusCancelled
+	CancelAllIncompleteTaskExecutionLogs() error
 }
 
 // gormExecutionLogRepository 是使用 GORM 的具体实现。
@@ -143,3 +149,17 @@ func (r *gormExecutionLogRepository) FindIncompleteTaskExecutionLogsByPlanLogID(
 		planLogID, models.ExecutionStatusWaiting, models.ExecutionStatusStarted).Find(&logs).Error
 	return logs, err
 }
+
+// FailAllIncompletePlanExecutionLogs 将所有状态为 ExecutionStatusStarted 和 ExecutionStatusWaiting 的计划状态都修改为 ExecutionStatusFailed
+func (r *gormExecutionLogRepository) FailAllIncompletePlanExecutionLogs() error {
+	return r.db.Model(&models.PlanExecutionLog{}).
+		Where("status IN (?, ?)", models.ExecutionStatusStarted, models.ExecutionStatusWaiting).
+		Updates(map[string]interface{}{"status": models.ExecutionStatusFailed, "ended_at": time.Now(), "error": "系统中断"}).Error
+}
+
+// CancelAllIncompleteTaskExecutionLogs 将所有状态为 ExecutionStatusStarted 和 ExecutionStatusWaiting 的任务状态修改为 ExecutionStatusCancelled
+func (r *gormExecutionLogRepository) CancelAllIncompleteTaskExecutionLogs() error {
+	return r.db.Model(&models.TaskExecutionLog{}).
+		Where("status IN (?, ?)", models.ExecutionStatusStarted, models.ExecutionStatusWaiting).
+		Updates(map[string]interface{}{"status": models.ExecutionStatusCancelled, "ended_at": time.Now(), "output": "系统中断"}).Error
+}