diff --git a/liteflow-core/src/main/java/com/yomahub/liteflow/flow/element/Node.java b/liteflow-core/src/main/java/com/yomahub/liteflow/flow/element/Node.java
index 11d082ecc..74c3717b3 100644
--- a/liteflow-core/src/main/java/com/yomahub/liteflow/flow/element/Node.java
+++ b/liteflow-core/src/main/java/com/yomahub/liteflow/flow/element/Node.java
@@ -570,13 +570,18 @@ public class Node implements Executable, Cloneable, Rollbackable{
 				if (parentValue == null) {
 					return null;
 				}
-				// 克隆 Stack
-				return (Stack<TupleOf2<Integer, Integer>>) parentValue.clone();
+
+				Stack<TupleOf2<Integer, Integer>> newStack = new Stack<>();
+				for (TupleOf2<Integer, Integer> tuple : parentValue) {
+					newStack.push(new TupleOf2<>(tuple.getA(), tuple.getB()));
+				}
+
+				return newStack;
 			}
 		};
 		node.loopObjectTL = new TransmittableThreadLocal<Stack<TupleOf2<Integer, Object>>>() {
 			/**
-			 * 在你提供的这个 TTL 版本中，我们重写 public T copy(T parentValue) 方法
+			 * 我们重写 public T copy(T parentValue) 方法
 			 * 来实现 Stack 的克隆，以确保线程隔离。
 			 */
 			@Override
@@ -585,8 +590,13 @@ public class Node implements Executable, Cloneable, Rollbackable{
 				if (parentValue == null) {
 					return null;
 				}
-				// 克隆 Stack
-				return (Stack<TupleOf2<Integer, Object>>) parentValue.clone();
+
+				Stack<TupleOf2<Integer, Object>> newStack = new Stack<>();
+				for (TupleOf2<Integer, Object> tuple : parentValue) {
+					newStack.push(new TupleOf2<>(tuple.getA(), tuple.getB()));
+				}
+
+				return newStack;
 			}
 		};
 		node.accessResult = new TransmittableThreadLocal<>();
diff --git a/liteflow-core/src/main/java/com/yomahub/liteflow/slot/Slot.java b/liteflow-core/src/main/java/com/yomahub/liteflow/slot/Slot.java
index 0418a13dc..4bceefbb5 100644
--- a/liteflow-core/src/main/java/com/yomahub/liteflow/slot/Slot.java
+++ b/liteflow-core/src/main/java/com/yomahub/liteflow/slot/Slot.java
@@ -125,12 +125,12 @@ public class Slot {
 	}
 
 	private <T> void putThreadMetaDataMap(String key, T t) {
-		String threadKey = StrUtil.format("{}_{}", key, Thread.currentThread().getName());
+		String threadKey = StrUtil.format("{}_{}", key, Thread.currentThread().getId());
 		putMetaDataMap(threadKey, t);
 	}
 
 	private <T> T getThreadMetaData(String key) {
-		String threadKey = StrUtil.format("{}_{}", key, Thread.currentThread().getName());
+		String threadKey = StrUtil.format("{}_{}", key, Thread.currentThread().getId());
         return (T) metaDataMap.get(threadKey);
 	}
 
diff --git a/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorBuilder.java b/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorBuilder.java
index b0859e0bc..d277956a5 100644
--- a/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorBuilder.java
+++ b/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorBuilder.java
@@ -24,7 +24,7 @@ public interface ExecutorBuilder {
 
 		if (ExecutorHelper.loadInstance().isEnabledVirtualThreads()){
 			Method method = ReflectUtil.getMethodByName(Executors.class, "newVirtualThreadPerTaskExecutor");
-			executorService = ReflectUtil.invokeStatic(method);
+			executorService = TtlExecutors.getTtlExecutorService(ReflectUtil.invokeStatic(method));
 		}else{
 			executorService = TtlExecutors.getTtlExecutorService(new ThreadPoolExecutor(corePoolSize, maximumPoolSize, 60,
 					TimeUnit.SECONDS, new ArrayBlockingQueue<>(queueCapacity), new ThreadFactory() {
diff --git a/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorHelper.java b/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorHelper.java
index e79f702f1..d27618963 100644
--- a/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorHelper.java
+++ b/liteflow-core/src/main/java/com/yomahub/liteflow/thread/ExecutorHelper.java
@@ -216,9 +216,14 @@ public class ExecutorHelper {
 		return executor;
 	}
 
+	private Boolean isEnabledVirtualThreadsCache;
+
 	public boolean isEnabledVirtualThreads(){
-		LiteflowConfig liteflowConfig = LiteflowConfigGetter.get();
-        return BooleanUtil.isTrue(liteflowConfig.getEnableVirtualThread() && JdkUtil.JVM_VERSION == 21);
+		if (isEnabledVirtualThreadsCache == null){
+			LiteflowConfig liteflowConfig = LiteflowConfigGetter.get();
+			isEnabledVirtualThreadsCache = BooleanUtil.isTrue(liteflowConfig.getEnableVirtualThread() && JdkUtil.JVM_VERSION == 21);
+		}
+		return isEnabledVirtualThreadsCache;
 	}
 
 }