diff --git a/src/main/java/org/redkale/net/AsyncConnection.java b/src/main/java/org/redkale/net/AsyncConnection.java
index c703b5089..ee6819a57 100644
--- a/src/main/java/org/redkale/net/AsyncConnection.java
+++ b/src/main/java/org/redkale/net/AsyncConnection.java
@@ -583,10 +583,8 @@ public abstract class AsyncConnection implements Channel, AutoCloseable {
                     dataNode.pipelineCount = pipelineCount;
                 }
                 dataNode.put(pipelineIndex, bytes, offset, length);
-                if (writer.getWriteBytesCounter() + dataNode.itemsize == dataNode.pipelineCount) {
-                    for (PipelineDataItem item : dataNode.arrayItems()) {
-                        writer.put(item.data);
-                    }
+                if (writer.getWriteBytesCounter() + dataNode.size == dataNode.pipelineCount) { // pipeline全部完成
+                    dataNode.write(writer);
                     this.pipelineDataNode = null;
                     return true;
                 }
@@ -601,40 +599,56 @@ public abstract class AsyncConnection implements Channel, AutoCloseable {
 
         public int pipelineCount;
 
-        public int itemsize;
+        public int size;
 
         private PipelineDataItem head;
 
         private PipelineDataItem tail;
 
-        public PipelineDataItem[] arrayItems() {
-            PipelineDataItem[] items = new PipelineDataItem[itemsize];
+        public void write(ByteBufferWriter writer) {
             PipelineDataItem item = head;
-            int i = 0;
             while (item != null) {
-                items[i] = item;
+                writer.put(item.data);
                 item = item.next;
-                items[i].next = null;
-                i++;
             }
-            Arrays.sort(items);
-            return items;
         }
 
         public void put(int pipelineIndex, byte[] bs, int offset, int length) {
+            size++;
             if (tail == null) {
                 head = new PipelineDataItem(pipelineIndex, bs, offset, length);
                 tail = head;
             } else {
                 PipelineDataItem item = new PipelineDataItem(pipelineIndex, bs, offset, length);
-                tail.next = item;
-                tail = item;
+                if (item.index > tail.index) { // 追加到最后
+                    tail.next = item;
+                    tail = item;
+                } else if (head.index > item.index) { // 插入前面
+                    item.next = head;
+                    head = item;
+                } else { // 中间插队
+                    PipelineDataItem l = head;
+                    PipelineDataItem d = head.next;
+                    while (d != null) {
+                        if (d.index > item.index) {
+                            l.next = item;
+                            item.next = d;
+                            break;
+                        }
+                        l = d;
+                        d = d.next;
+                    }
+                }
             }
-            itemsize++;
+        }
+
+        @Override
+        public String toString() {
+            return "{\"size\":" + size + ", \"item\":" + head + "}";
         }
     }
 
-    private static class PipelineDataItem implements Comparable<PipelineDataItem> {
+    private static class PipelineDataItem {
 
         final byte[] data;
 
@@ -647,14 +661,9 @@ public abstract class AsyncConnection implements Channel, AutoCloseable {
             this.data = Arrays.copyOfRange(bs, offset, offset + length);
         }
 
-        @Override
-        public int compareTo(PipelineDataItem o) {
-            return this.index - o.index;
-        }
-
         @Override
         public String toString() {
-            return "{\"index\":" + index + "}";
+            return "{\"index\":" + index + (next == null ? "" : (", \"next\":" + next)) + "}";
         }
     }