diff --git a/src/JT1078.DotNetty.TestHosting/JT1078DataService.cs b/src/JT1078.DotNetty.TestHosting/JT1078DataService.cs
index 79b8c7b..7a5859f 100644
--- a/src/JT1078.DotNetty.TestHosting/JT1078DataService.cs
+++ b/src/JT1078.DotNetty.TestHosting/JT1078DataService.cs
@@ -2,7 +2,10 @@
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
+using System.IO;
 using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
 
 namespace JT1078.DotNetty.TestHosting
 {
@@ -12,7 +15,28 @@ namespace JT1078.DotNetty.TestHosting
 
         public JT1078DataService()
         {
-            DataBlockingCollection = new BlockingCollection<JT1078Package>();
+            DataBlockingCollection = new BlockingCollection<JT1078Package>(60000);
+            var lines = File.ReadAllLines(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "2019-07-15.log"));
+            Task.Run(() =>
+            {
+                while (true)
+                {
+                    for (int i = 0; i < lines.Length; i++)
+                    {
+                        try
+                        {
+                            var package = JT1078Serializer.Deserialize(lines[i].Split(',')[6].ToHexBytes());
+                            DataBlockingCollection.Add(package);
+                            Thread.Sleep(300);
+                        }
+                        catch 
+                        {
+
+                        }
+                    }
+                    Thread.Sleep(60000);
+                }
+            });
         }
     }
 }
diff --git a/src/JT1078.DotNetty.TestHosting/JT1078WebSocketPushHostedService.cs b/src/JT1078.DotNetty.TestHosting/JT1078WebSocketPushHostedService.cs
index 2abc7e6..17a88cd 100644
--- a/src/JT1078.DotNetty.TestHosting/JT1078WebSocketPushHostedService.cs
+++ b/src/JT1078.DotNetty.TestHosting/JT1078WebSocketPushHostedService.cs
@@ -38,33 +38,37 @@ namespace JT1078.DotNetty.TestHosting
                     {
                         foreach (var item in jT1078DataService.DataBlockingCollection.GetConsumingEnumerable())
                         {
-                            Parallel.ForEach(jT1078WebSocketSessionManager.GetAll(), new ParallelOptions { MaxDegreeOfParallelism=5 },session=> 
+                            if (jT1078WebSocketSessionManager.GetAll().Count() > 0)
                             {
-                                //if (item.Label3.SubpackageType == JT1078SubPackageType.分包处理时的第一个包)
-                                //{
-                                //    SubcontractKey.TryRemove(item.SIM, out _);
+                                Parallel.ForEach(jT1078WebSocketSessionManager.GetAll(), new ParallelOptions { MaxDegreeOfParallelism = 5 }, session =>
+                                {
+                                    //if (item.Label3.SubpackageType == JT1078SubPackageType.分包处理时的第一个包)
+                                    //{
+                                    //    SubcontractKey.TryRemove(item.SIM, out _);
 
-                                //    SubcontractKey.TryAdd(item.SIM, item.Bodies);
-                                //}
-                                //else if (item.Label3.SubpackageType == JT1078SubPackageType.分包处理时的中间包)
-                                //{
-                                //    if (SubcontractKey.TryGetValue(item.SIM, out var buffer))
-                                //    {
-                                //        SubcontractKey[item.SIM] = buffer.Concat(item.Bodies).ToArray();
-                                //    }
-                                //}
-                                //else if (item.Label3.SubpackageType == JT1078SubPackageType.分包处理时的最后一个包)
-                                //{
-                                //    if (SubcontractKey.TryGetValue(item.SIM, out var buffer))
-                                //    {
-                                //        session.Channel.WriteAndFlushAsync(new BinaryWebSocketFrame(Unpooled.WrappedBuffer(buffer.Concat(item.Bodies).ToArray())));
-                                //    }
-                                //}
-                                //else
-                                //{
-                                session.Channel.WriteAndFlushAsync(new BinaryWebSocketFrame(Unpooled.WrappedBuffer(item.Bodies)));
-                                // }
-                            });
+                                    //    SubcontractKey.TryAdd(item.SIM, item.Bodies);
+                                    //}
+                                    //else if (item.Label3.SubpackageType == JT1078SubPackageType.分包处理时的中间包)
+                                    //{
+                                    //    if (SubcontractKey.TryGetValue(item.SIM, out var buffer))
+                                    //    {
+                                    //        SubcontractKey[item.SIM] = buffer.Concat(item.Bodies).ToArray();
+                                    //    }
+                                    //}
+                                    //else if (item.Label3.SubpackageType == JT1078SubPackageType.分包处理时的最后一个包)
+                                    //{
+                                    //    if (SubcontractKey.TryGetValue(item.SIM, out var buffer))
+                                    //    {
+                                    //        session.Channel.WriteAndFlushAsync(new BinaryWebSocketFrame(Unpooled.WrappedBuffer(buffer.Concat(item.Bodies).ToArray())));
+                                    //    }
+                                    //}
+                                    //else
+                                    //{
+                                            session.Channel.WriteAndFlushAsync(new BinaryWebSocketFrame(Unpooled.WrappedBuffer(item.Bodies)));
+                                    // }
+                                });
+                            }
+                            
                         }
                     }
                     catch