diff --git a/include/agVstCli.hrl b/include/agVstCli.hrl
index 301660d..48b3573 100644
--- a/include/agVstCli.hrl
+++ b/include/agVstCli.hrl
@@ -10,22 +10,16 @@
 -define(AgCBody, 2).                %% Wait One Chunk Body
 -define(AgCDone, 3).                %% Wait One Chunk Receive Over
 -define(AgMDone, 4).                %% Wait One Message Over
-
+-define(AgCBodyStart, 5).           %% Ret Start Wait One Chunk Body
+-define(AgCBodyGoOn, 6).            %% Ret Go On Wait One Chunk Body
 
 %% IMY-todo  考虑多个消息回复的的时候 如果有消息 此时进程自动可能不存在 需要重新订阅获取
 %% pidFrom pid() to reply; undefiend  discard; waitSend 起送定时器等待requester来获取 过期就删除
--record(msgIdCache, {pidFrom, timerRef, chunkCnt, msgBuffer, chunkIdx, chunkSize, chunkBuffer}).
+-record(msgIdCache, {pidFrom, timerRef, chunkCnt, msgBuffer}).
 
--define(AgCBIdx, 7).
--define(AgCSIdx, 6).
--define(AgCIIdx, 5).
 -define(AgMBIdx, 4).
 -define(AgCCIdx, 3).
 
-
-
-
-
 %% 默认选项定义
 -define(AgDefBaseUrl, <<"http://127.0.0.1:8529">>).
 -define(AgDefDbName, <<"_system">>).
@@ -85,8 +79,10 @@
    revStatus = ?AgCUndef :: pos_integer(),
    backlogNum = 0 :: integer(),
    backlogSize = 0 :: integer(),
-   buffer = <<>> :: binary()
-   %% IMY-todo 这里添加一个chunks的接受信息index size  缓存信息
+   messageId = 0 :: pos_integer(),
+   chunkIdx = 0 :: pos_integer(),
+   chunkSize = 0 :: pos_integer(),
+   chunkBuffer = <<>> :: binary()
 }).
 
 -record(dbOpts, {
diff --git a/src/agVstCli/agAgencyUtils.erl b/src/agVstCli/agAgencyUtils.erl
index c32f5a0..56d75bb 100644
--- a/src/agVstCli/agAgencyUtils.erl
+++ b/src/agVstCli/agAgencyUtils.erl
@@ -7,25 +7,25 @@
 -export([
    cancelTimer/1
    , dealClose/3
-   , reconnectTimer/2
+   , reConnTimer/2
    , agencyReply/2
    , agencyReply/4
-   , initReconnectState/3
-   , resetReconnectState/1
-   , updateReconnectState/1
+   , initReConnState/3
+   , resetReConnState/1
+   , updateReConnState/1
 ]).
 
 -spec dealClose(srvState(), cliState(), term()) -> {ok, srvState(), cliState()}.
 dealClose(SrvState, #cliState{requestsIns = RequestsIns, requestsOuts = RequestsOuts, curInfo = CurInfo} = ClientState, Reply) ->
    agencyReply(CurInfo, Reply),
    agencyReplyAll(RequestsOuts, RequestsIns, Reply),
-   reconnectTimer(SrvState, ClientState#cliState{requestsIns = [], requestsOuts = [], backlogNum = 0, revStatus = leisure, curInfo = undefined, recvState = undefined}).
+   reConnTimer(SrvState, ClientState#cliState{requestsIns = [], requestsOuts = [], backlogNum = 0, revStatus = leisure, curInfo = undefined, recvState = undefined}).
 
--spec reconnectTimer(srvState(), cliState()) -> {ok, srvState(), cliState()}.
-reconnectTimer(#srvState{reconnectState = undefined} = SrvState, CliState) ->
+-spec reConnTimer(srvState(), cliState()) -> {ok, srvState(), cliState()}.
+reConnTimer(#srvState{reconnectState = undefined} = SrvState, CliState) ->
    {ok, {SrvState#srvState{socket = undefined}, CliState}};
-reconnectTimer(#srvState{reconnectState = ReconnectState} = SrvState, CliState) ->
-   #reConnState{current = Current} = MewReconnectState = agAgencyUtils:updateReconnectState(ReconnectState),
+reConnTimer(#srvState{reconnectState = ReconnectState} = SrvState, CliState) ->
+   #reConnState{current = Current} = MewReconnectState = agAgencyUtils:updateReConnState(ReconnectState),
    TimerRef = erlang:send_after(Current, self(), ?AgMDoNetConn),
    {ok, SrvState#srvState{reconnectState = MewReconnectState, socket = undefined, timerRef = TimerRef}, CliState}.
 
@@ -70,8 +70,8 @@ cancelTimer(TimerRef) ->
          ok
    end.
 
--spec initReconnectState(boolean(), pos_integer(), pos_integer()) -> reconnectState() | undefined.
-initReconnectState(IsReconnect, Min, Max) ->
+-spec initReConnState(boolean(), pos_integer(), pos_integer()) -> reconnectState() | undefined.
+initReConnState(IsReconnect, Min, Max) ->
    case IsReconnect of
       true ->
          #reConnState{min = Min, max = Max, current = Min};
@@ -79,12 +79,12 @@ initReconnectState(IsReconnect, Min, Max) ->
          undefined
    end.
 
--spec resetReconnectState(undefined | reconnectState()) -> reconnectState() | undefined.
-resetReconnectState(#reConnState{min = Min} = ReconnectState) ->
+-spec resetReConnState(undefined | reconnectState()) -> reconnectState() | undefined.
+resetReConnState(#reConnState{min = Min} = ReconnectState) ->
    ReconnectState#reConnState{current = Min}.
 
--spec updateReconnectState(reconnectState()) -> reconnectState().
-updateReconnectState(#reConnState{current = Current, max = Max} = ReconnectState) ->
+-spec updateReConnState(reconnectState()) -> reconnectState().
+updateReConnState(#reConnState{current = Current, max = Max} = ReconnectState) ->
    NewCurrent = Current + Current,
    ReconnectState#reConnState{current = minCur(NewCurrent, Max)}.
 
diff --git a/src/agVstCli/agSslAgencyIns.erl b/src/agVstCli/agSslAgencyIns.erl
index a4b568c..805cd45 100644
--- a/src/agVstCli/agSslAgencyIns.erl
+++ b/src/agVstCli/agSslAgencyIns.erl
@@ -14,7 +14,7 @@
 
 -spec init(term()) -> no_return().
 init({PoolName, AgencyName, #agencyOpts{reconnect = Reconnect, backlogSize = BacklogSize, reconnectTimeMin = Min, reconnectTimeMax = Max}}) ->
-   ReconnectState = agAgencyUtils:initReconnectState(Reconnect, Min, Max),
+   ReconnectState = agAgencyUtils:initReConnState(Reconnect, Min, Max),
    self() ! ?AgMDoNetConn,
    {ok, #srvState{poolName = PoolName, serverName = AgencyName, rn = binary:compile_pattern(<<"\r\n">>), rnrn = binary:compile_pattern(<<"\r\n\r\n">>), reconnectState = ReconnectState}, #cliState{backlogSize = BacklogSize}}.
 
@@ -118,7 +118,7 @@ handleMsg(?AgMDoNetConn,
       #dbOpts{host = Host, port = Port, hostname = HostName, dbName = DbName, userPassword = UserPassword, socketOpts = SocketOpts} ->
          case dealConnect(ServerName, HostName, Port, SocketOpts) of
             {ok, Socket} ->
-               NewReconnectState = agAgencyUtils:resetReconnectState(ReconnectState),
+               NewReconnectState = agAgencyUtils:resetReConnState(ReconnectState),
                %% 新建连接之后 需要重置之前的buff之类状态数据
                case RequestsOuts of
                   [] ->
@@ -137,7 +137,7 @@ handleMsg(?AgMDoNetConn,
                      dealQueueRequest(MiRequest, SrvState#srvState{socket = Socket, reconnectState = NewReconnectState}, CliState#cliState{requestsOuts = Outs, revStatus = leisure, curInfo = undefined, recvState = undefined})
                end;
             {error, _Reason} ->
-               agAgencyUtils:reconnectTimer(SrvState, CliState)
+               agAgencyUtils:reConnTimer(SrvState, CliState)
          end;
       _Ret ->
          ?AgWarn(ServerName, "deal connect not found agBeamPool:getv(~p) ret ~p is error ~n", [PoolName, _Ret])
diff --git a/src/agVstCli/agTcpAgencyIns.erl b/src/agVstCli/agTcpAgencyIns.erl
index 0189edd..e16014d 100644
--- a/src/agVstCli/agTcpAgencyIns.erl
+++ b/src/agVstCli/agTcpAgencyIns.erl
@@ -14,7 +14,7 @@
 
 -spec init(term()) -> no_return().
 init({PoolName, AgencyName, #agencyOpts{reconnect = Reconnect, backlogSize = BacklogSize, reconnectTimeMin = Min, reconnectTimeMax = Max}}) ->
-   ReconnectState = agAgencyUtils:initReconnectState(Reconnect, Min, Max),
+   ReconnectState = agAgencyUtils:initReConnState(Reconnect, Min, Max),
    self() ! ?AgMDoNetConn,
    {ok, #srvState{poolName = PoolName, serverName = AgencyName, reconnectState = ReconnectState}, #cliState{backlogSize = BacklogSize}}.
 
@@ -42,7 +42,7 @@ handleMsg(#agReq{method = Method, path = Path, queryPars = QueryPars, headers =
                         _ ->
                            erlang:start_timer(OverTime, self(), {mWaitingOver, MessageId, FromPid}, [{abs, true}])
                      end,
-                     erlang:put(MessageId, {FromPid, TimerRef, 0, <<>>, 0, 0, <<>>}),
+                     erlang:put(MessageId, {FromPid, TimerRef, 0, <<>>}),
                      {ok, SrvState, CliState#cliState{backlogNum = BacklogNum + 1}};
                   {error, Reason} ->
                      ?AgWarn(ServerName, ":send error: ~p ~p ~p ~n", [Reason, FromPid, MessageId]),
@@ -54,40 +54,24 @@ handleMsg(#agReq{method = Method, path = Path, queryPars = QueryPars, headers =
    end;
 handleMsg({tcp, Socket, Data},
    #srvState{serverName = ServerName, socket = Socket} = SrvState,
-   #cliState{revStatus = RevStatus, backlogNum = BacklogNum, buffer = Buffer} = CliState) ->
-   try agVstProtocol:response(RevStatus, Buffer, Data) of
-      {done, #recvState{statusCode = StatusCode, headers = Headers, body = Body}} ->
-         agAgencyUtils:agencyReply(CurInfo, {StatusCode, Body, Headers}),
-         case RequestsOuts of
-            [] ->
-               case RequestsIns of
-                  [] ->
-                     {ok, SrvState, CliState#cliState{backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined}};
-                  [MiRequest] ->
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined});
-                  MiRLists ->
-                     [MiRequest | Outs] = lists:reverse(MiRLists),
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], requestsOuts = Outs, backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined})
-               end;
-            [MiRequest] ->
-               dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = [], backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined});
-            [MiRequest | Outs] ->
-               dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = Outs, backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined})
-         end;
-      {ok, NewRecvState} ->
-         {ok, SrvState, CliState#cliState{recvState = NewRecvState}};
-      {error, Reason} ->
-         ?AgWarn(ServerName, "handle tcp data error: ~p ~p ~n", [Reason, CurInfo]),
-         gen_tcp:close(Socket),
-         agAgencyUtils:dealClose(SrvState, CliState, {error, {tcpDataError, Reason}})
-   catch
-      E:R:S ->
-         ?AgWarn(ServerName, "handle tcp data crash: ~p:~p~n~p~n ~p ~n ", [E, R, S, CurInfo]),
-         gen_tcp:close(Socket),
-         agAgencyUtils:dealClose(SrvState, CliState, {error, agencyHandledataError})
+   #cliState{revStatus = RevStatus, backlogNum = BacklogNum, messageId = MessageId, chunkIdx = ChunkIdx,  chunkSize = ChunkSize, chunkBuffer = ChunkBuffer} = CliState) ->
+   case agVstProtocol:response(RevStatus, MessageId, ChunkIdx, ChunkSize, ChunkBuffer, Data) of
+      ?AgCDone ->
+         {ok, SrvState, CliState#cliState{revStatus = ?AgCUndef, chunkBuffer = <<>>}};
+      {?AgMDone, MsgBuffer}  ->
+         agAgencyUtils:agencyReply(MessageId, MsgBuffer),
+         {ok, SrvState, CliState#cliState{revStatus = ?AgCUndef, backlogNum = BacklogNum - 1, chunkBuffer = <<>>}};
+      {?AgCBodyStart, MessageId, ChunkIdx, ChunkSize, ChunkBuffer} ->
+         {ok, SrvState, CliState#cliState{revStatus = ?AgCBody, messageId = MessageId, chunkIdx = ChunkIdx, chunkSize = ChunkSize, chunkBuffer = ChunkBuffer}};
+      {?AgCBodyGoOn, ChunkBuffer} ->
+         {ok, SrvState, CliState#cliState{revStatus = ?AgCBody, chunkBuffer = ChunkBuffer}};
+      {?AgCHeader, ChunkBuffer} ->
+         {ok, SrvState, CliState#cliState{revStatus = ?AgCHeader, chunkBuffer = ChunkBuffer}};
+      {error, Err} ->
+         ?AgWarn(ServerName, "handleMsg_tcp error happen ~p ~p ~p ~n", [Err, SrvState, CliState]),
+         {ok, SrvState, CliState}
    end;
-handleMsg({timeout, _TimerRef, {mWaitingOver, MessageId, FromPid}},
-   SrvState,
+handleMsg({timeout, _TimerRef, {mWaitingOver, MessageId, FromPid}}, SrvState,
    #cliState{backlogNum = BacklogNum} = CliState) ->
    agAgencyUtils:agencyReply(FromPid, MessageId, undefined, {error, timeout}),
    {ok, SrvState, CliState#cliState{backlogNum = BacklogNum - 1}};
@@ -108,28 +92,13 @@ handleMsg(?AgMDoNetConn,
    CliState) ->
    case ?agBeamPool:getv(PoolName) of
       #dbOpts{host = Host, port = Port, hostname = HostName, dbName = DbName, userPassword = UserPassword, socketOpts = SocketOpts} ->
-         case dealConnect(ServerName, HostName, Port, SocketOpts) of
+         case gen_tcp:connect(HostName, Port, SocketOpts, ?AgDefConnTimeout) of
             {ok, Socket} ->
-               NewReconnectState = agAgencyUtils:resetReconnectState(ReconnectState),
-               %% 新建连接之后 需要重置之前的buff之类状态数据
-               case RequestsOuts of
-                  [] ->
-                     case RequestsIns of
-                        [] ->
-                           {ok, SrvState#srvState{userPassWord = UserPassword, dbName = DbName, host = Host, reconnectState = NewReconnectState, socket = Socket}, CliState#cliState{revStatus = leisure, curInfo = undefined, recvState = undefined}};
-                        [MiRequest] ->
-                           dealQueueRequest(MiRequest, SrvState#srvState{socket = Socket, reconnectState = NewReconnectState}, CliState#cliState{requestsIns = [], revStatus = leisure, curInfo = undefined, recvState = undefined});
-                        MiRLists ->
-                           [MiRequest | Outs] = lists:reverse(MiRLists),
-                           dealQueueRequest(MiRequest, SrvState#srvState{socket = Socket, reconnectState = NewReconnectState}, CliState#cliState{requestsIns = [], requestsOuts = Outs, revStatus = leisure, curInfo = undefined, recvState = undefined})
-                     end;
-                  [MiRequest] ->
-                     dealQueueRequest(MiRequest, SrvState#srvState{socket = Socket, reconnectState = NewReconnectState}, CliState#cliState{requestsOuts = [], revStatus = leisure, curInfo = undefined, recvState = undefined});
-                  [MiRequest | Outs] ->
-                     dealQueueRequest(MiRequest, SrvState#srvState{socket = Socket, reconnectState = NewReconnectState}, CliState#cliState{requestsOuts = Outs, revStatus = leisure, curInfo = undefined, recvState = undefined})
-               end;
-            {error, _Reason} ->
-               agAgencyUtils:reconnectTimer(SrvState, CliState)
+               %% IMY-todo 这里进行连接认证信息
+               {ok, Socket};
+            {error, Reason} ->
+               ?AgWarn(ServerName, "connect error: ~p~n", [Reason]),
+               agAgencyUtils:reConnTimer(SrvState, CliState)
          end;
       _Ret ->
          ?AgWarn(ServerName, "deal connect not found agBeamPool:getv(~p) ret ~p is error ~n", [PoolName, _Ret])
@@ -148,246 +117,5 @@ terminate(_Reason,
    ok.
 
 -spec overAllWork(srvState(), cliState()) -> {ok, srvState(), cliState()}.
-overAllWork(SrvState, #cliState{requestsIns = RequestsIns, requestsOuts = RequestsOuts, revStatus = Status} = CliState) ->
-   case Status of
-      leisure ->
-         case RequestsOuts of
-            [] ->
-               case RequestsIns of
-                  [] ->
-                     {ok, SrvState, CliState};
-                  [MiRequest] ->
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = []});
-                  MiRLists ->
-                     [MiRequest | Outs] = lists:reverse(MiRLists),
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], requestsOuts = Outs})
-               end;
-            [MiRequest] ->
-               dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = []});
-            [MiRequest | Outs] ->
-               dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = Outs})
-         end;
-      _ ->
-         overReceiveTcpData(SrvState, CliState)
-   end.
-
--spec overDealQueueRequest(miRequest(), srvState(), cliState()) -> {ok, srvState(), cliState()}.
-overDealQueueRequest(#agReq{method = Method, path = Path, headers = Headers, body = Body, messageId = RequestId, fromPid = FromPid, overTime = OverTime, isSystem = IsSystem},
-   #srvState{serverName = ServerName, host = Host, userPassWord = UserPassWord, dbName = DbName, socket = Socket} = SrvState,
-   #cliState{requestsIns = RequestsIns, requestsOuts = RequestsOuts, backlogNum = BacklogNum} = CliState) ->
-   case erlang:monotonic_time(millisecond) > OverTime of
-      true ->
-         %% 超时了
-         agAgencyUtils:agencyReply(FromPid, RequestId, undefined, {error, timeout}),
-         case RequestsOuts of
-            [] ->
-               case RequestsIns of
-                  [] ->
-                     {ok, SrvState, CliState#cliState{backlogNum = BacklogNum - 1}};
-                  [MiRequest] ->
-                     overDealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], backlogNum = BacklogNum - 1});
-                  MiRLists ->
-                     [MiRequest | Outs] = lists:reverse(MiRLists),
-                     overDealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], requestsOuts = Outs, backlogNum = BacklogNum - 1})
-               end;
-            [MiRequest] ->
-               overDealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = [], backlogNum = BacklogNum - 1});
-            [MiRequest | Outs] ->
-               overDealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = Outs, backlogNum = BacklogNum - 1})
-         end;
-      _ ->
-         Request = agVstProtocol:request(IsSystem, Body, Method, Host, DbName, Path, [UserPassWord | Headers]),
-         case gen_tcp:send(Socket, Request) of
-            ok ->
-               TimerRef =
-                  case OverTime of
-                     infinity ->
-                        undefined;
-                     _ ->
-                        erlang:start_timer(OverTime, self(), mWaitingOver, [{abs, true}])
-                  end,
-               overReceiveTcpData(SrvState, CliState#cliState{isHeadMethod = Method == ?AgHead, revStatus = waiting, curInfo = {FromPid, RequestId, TimerRef}});
-            {error, Reason} ->
-               ?AgWarn(ServerName, ":send error: ~p~n", [Reason]),
-               gen_tcp:close(Socket),
-               agAgencyUtils:agencyReply(FromPid, RequestId, undefined, {error, socketSendError}),
-               agAgencyUtils:dealClose(SrvState, CliState, {error, socketSendError})
-         end
-   end.
-
--spec overReceiveTcpData(srvState(), cliState()) -> {ok, srvState(), cliState()}.
-overReceiveTcpData(#srvState{poolName = PoolName, serverName = ServerName, rn = Rn, rnrn = RnRn, socket = Socket} = SrvState,
-   #cliState{isHeadMethod = IsHeadMethod, backlogNum = BacklogNum, curInfo = CurInfo, requestsIns = RequestsIns, requestsOuts = RequestsOuts, recvState = RecvState} = CliState) ->
-   receive
-      {tcp, Socket, Data} ->
-         try agVstProtocol:response(RecvState, Rn, RnRn, Data, IsHeadMethod) of
-            {done, #recvState{statusCode = StatusCode, headers = Headers, body = Body}} ->
-               agAgencyUtils:agencyReply(CurInfo, {StatusCode, Body, Headers}),
-               case RequestsOuts of
-                  [] ->
-                     case RequestsIns of
-                        [] ->
-                           {ok, SrvState, CliState#cliState{backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined}};
-                        [MiRequest] ->
-                           dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined});
-                        MiRLists ->
-                           [MiRequest | Outs] = lists:reverse(MiRLists),
-                           dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], requestsOuts = Outs, backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined})
-                     end;
-                  [MiRequest] ->
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = [], backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined});
-                  [MiRequest | Outs] ->
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = Outs, backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined})
-               end;
-            {ok, NewRecvState} ->
-               overReceiveTcpData(SrvState, CliState#cliState{recvState = NewRecvState});
-            {error, Reason} ->
-               ?AgWarn(overReceiveTcpData, "handle tcp data error: ~p ~n", [Reason]),
-               gen_tcp:close(Socket),
-               agAgencyUtils:dealClose(SrvState, CliState, {error, {tcpDataError, Reason}})
-         catch
-            E:R:S ->
-               ?AgWarn(overReceiveTcpData, "handle tcp data crash: ~p:~p~n~p ~n ", [E, R, S]),
-               gen_tcp:close(Socket),
-               agAgencyUtils:dealClose(SrvState, CliState, {error, {tcp_error, handledataError}})
-         end;
-      {timeout, TimerRef, mWaitingOver} ->
-         case CurInfo of
-            {_PidForm, _RequestId, TimerRef} ->
-               gen_tcp:close(Socket),
-               agAgencyUtils:agencyReply(CurInfo, {error, timeout}),
-
-               case RequestsOuts of
-                  [] ->
-                     case RequestsIns of
-                        [] ->
-                           {ok, SrvState, CliState#cliState{backlogNum = BacklogNum - 1, revStatus = leisure, curInfo = undefined, recvState = undefined}};
-                        [MiRequest] ->
-                           case ?agBeamPool:getv(PoolName) of
-                              #dbOpts{port = Port, hostname = HostName, socketOpts = SocketOpts} ->
-                                 case dealConnect(ServerName, HostName, Port, SocketOpts) of
-                                    {ok, NewSocket} ->
-                                       overDealQueueRequest(MiRequest, SrvState#srvState{socket = NewSocket}, CliState#cliState{requestsIns = [], revStatus = leisure, curInfo = undefined, recvState = undefined});
-                                    {error, _Reason} ->
-                                       agAgencyUtils:dealClose(SrvState, CliState, {error, {newTcpConnectErrorOver, _Reason}})
-                                 end;
-                              _Ret ->
-                                 agAgencyUtils:dealClose(SrvState, CliState, {error, {notFoundPoolName, PoolName}})
-                           end;
-                        MiRLists ->
-                           [MiRequest | Outs] = lists:reverse(MiRLists),
-                           case ?agBeamPool:getv(PoolName) of
-                              #dbOpts{port = Port, hostname = HostName, socketOpts = SocketOpts} ->
-                                 case dealConnect(ServerName, HostName, Port, SocketOpts) of
-                                    {ok, NewSocket} ->
-                                       overDealQueueRequest(MiRequest, SrvState#srvState{socket = NewSocket}, CliState#cliState{requestsIns = [], requestsOuts = Outs, revStatus = leisure, curInfo = undefined, recvState = undefined});
-                                    {error, _Reason} ->
-                                       agAgencyUtils:dealClose(SrvState, CliState, {error, {newTcpConnectErrorOver, _Reason}})
-                                 end;
-                              _Ret ->
-                                 agAgencyUtils:dealClose(SrvState, CliState, {error, {notFoundPoolName, PoolName}})
-                           end
-                     end;
-                  [MiRequest] ->
-                     case ?agBeamPool:getv(PoolName) of
-                        #dbOpts{port = Port, hostname = HostName, socketOpts = SocketOpts} ->
-                           case dealConnect(ServerName, HostName, Port, SocketOpts) of
-                              {ok, NewSocket} ->
-                                 overDealQueueRequest(MiRequest, SrvState#srvState{socket = NewSocket}, CliState#cliState{requestsOuts = [], revStatus = leisure, curInfo = undefined, recvState = undefined});
-                              {error, _Reason} ->
-                                 agAgencyUtils:dealClose(SrvState, CliState, {error, {newTcpConnectErrorOver, _Reason}})
-                           end;
-                        _Ret ->
-                           agAgencyUtils:dealClose(SrvState, CliState, {error, {notFoundPoolName, PoolName}})
-                     end;
-                  [MiRequest | Outs] ->
-                     case ?agBeamPool:getv(PoolName) of
-                        #dbOpts{port = Port, hostname = HostName, socketOpts = SocketOpts} ->
-                           case dealConnect(ServerName, HostName, Port, SocketOpts) of
-                              {ok, NewSocket} ->
-                                 overDealQueueRequest(MiRequest, SrvState#srvState{socket = NewSocket}, CliState#cliState{requestsOuts = Outs, revStatus = leisure, curInfo = undefined, recvState = undefined});
-                              {error, _Reason} ->
-                                 agAgencyUtils:dealClose(SrvState, CliState, {error, {newTcpConnectErrorOver, _Reason}})
-                           end;
-                        _Ret ->
-                           agAgencyUtils:dealClose(SrvState, CliState, {error, {notFoundPoolName, PoolName}})
-                     end
-               end;
-            _ ->
-               ?AgWarn(overReceiveTcpData, "receive waiting_over TimerRef not match: ~p~n", [TimerRef]),
-               overReceiveTcpData(SrvState, CliState)
-         end;
-      {tcp_closed, Socket} ->
-         gen_tcp:close(Socket),
-         agAgencyUtils:dealClose(SrvState, CliState, {error, tcp_closed});
-      {tcp_error, Socket, Reason} ->
-         gen_tcp:close(Socket),
-         agAgencyUtils:dealClose(SrvState, CliState, {error, {tcp_error, Reason}});
-      #agReq{} = MiRequest ->
-         overReceiveTcpData(SrvState, CliState#cliState{requestsIns = [MiRequest | RequestsIns], backlogNum = BacklogNum + 1});
-      _Msg ->
-         ?AgWarn(overReceiveTcpData, "receive unexpect msg: ~p~n", [_Msg]),
-         overReceiveTcpData(SrvState, CliState)
-   end.
-
--spec dealConnect(atom(), hostName(), port(), socketOpts()) -> {ok, socket()} | {error, term()}.
-dealConnect(ServerName, HostName, Port, SocketOptions) ->
-   case inet:getaddrs(HostName, inet) of
-      {ok, IPList} ->
-         Ip = agMiscUtils:randomElement(IPList),
-         case gen_tcp:connect(Ip, Port, SocketOptions, ?AgDefConnTimeout) of
-            {ok, Socket} ->
-               {ok, Socket};
-            {error, Reason} ->
-               ?AgWarn(ServerName, "connect error: ~p~n", [Reason]),
-               {error, Reason}
-         end;
-      {error, Reason} ->
-         ?AgWarn(ServerName, "getaddrs error: ~p~n", [Reason]),
-         {error, Reason}
-   end.
-
--spec dealQueueRequest(miRequest(), srvState(), cliState()) -> {ok, srvState(), cliState()}.
-dealQueueRequest(#agReq{method = Method, path = Path, headers = Headers, body = Body, messageId = RequestId, fromPid = FromPid, overTime = OverTime, isSystem = IsSystem},
-   #srvState{serverName = ServerName, host = Host, userPassWord = UserPassWord, dbName = DbName, socket = Socket} = SrvState,
-   #cliState{requestsIns = RequestsIns, requestsOuts = RequestsOuts, backlogNum = BacklogNum} = CliState) ->
-   case erlang:monotonic_time(millisecond) > OverTime of
-      true ->
-         %% 超时了
-         agAgencyUtils:agencyReply(FromPid, RequestId, undefined, {error, timeout}),
-         case RequestsOuts of
-            [] ->
-               case RequestsIns of
-                  [] ->
-                     {ok, SrvState, CliState#cliState{backlogNum = BacklogNum - 1}};
-                  [MiRequest] ->
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], backlogNum = BacklogNum - 1});
-                  MiRLists ->
-                     [MiRequest | Outs] = lists:reverse(MiRLists),
-                     dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsIns = [], requestsOuts = Outs, backlogNum = BacklogNum - 1})
-               end;
-            [MiRequest] ->
-               dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = [], backlogNum = BacklogNum - 1});
-            [MiRequest | Outs] ->
-               dealQueueRequest(MiRequest, SrvState, CliState#cliState{requestsOuts = Outs, backlogNum = BacklogNum - 1})
-         end;
-      _ ->
-         Request = agVstProtocol:request(IsSystem, Body, Method, Host, DbName, Path, [UserPassWord | Headers]),
-         case gen_tcp:send(Socket, Request) of
-            ok ->
-               TimerRef =
-                  case OverTime of
-                     infinity ->
-                        undefined;
-                     _ ->
-                        erlang:start_timer(OverTime, self(), mWaitingOver, [{abs, true}])
-                  end,
-               {ok, SrvState, CliState#cliState{isHeadMethod = Method == ?AgHead, revStatus = waiting, curInfo = {FromPid, RequestId, TimerRef}}};
-            {error, Reason} ->
-               ?AgWarn(ServerName, ":send error: ~p~n", [Reason]),
-               gen_tcp:close(Socket),
-               agAgencyUtils:agencyReply(FromPid, RequestId, undefined, {error, socketSendError}),
-               agAgencyUtils:dealClose(SrvState, CliState, {error, socketSendError})
-         end
-   end.
-
+overAllWork(SrvState, #cliState{revStatus = Status} = CliState) ->
+   ok.
\ No newline at end of file
diff --git a/src/agVstCli/agVstProtocol.erl b/src/agVstCli/agVstProtocol.erl
index d78675e..136c6d4 100644
--- a/src/agVstCli/agVstProtocol.erl
+++ b/src/agVstCli/agVstProtocol.erl
@@ -6,7 +6,7 @@
 
 -export([
    request/7
-   , response/3
+   , response/6
 ]).
 
 -spec request(boolean(), method(), binary(), path(), queryPars(), headers(), body()) -> iolist().
@@ -15,9 +15,14 @@ request(false, Method, DbName, Path, QueryPars, Headers, Body) ->
 request(_, Method, _DbName, Path, QueryPars, Headers, Body) ->
    [eVPack:encode([1, 1, <<"/_db/_system">>, Method, Path, QueryPars, Headers]), Body].
 
-
--spec response(undefined | recvState(), binary()) -> {ok, recvState()} | error().
-response(?AgCUndef, _Buffer, Data) ->
+-spec response(AgStatus :: pos_integer(), MessageId :: pos_integer(), ChunkIdx :: pos_integer(), ChunkSize :: pos_integer(), ChunkBuffer :: binary(), Data :: binary()) ->
+   ?AgCDone |
+   {?AgCHeader, ChunkBuffer :: binary()} |
+   {?AgMDone, MsgBuffer :: binary()} |
+   {?AgCBodyStart, MessageId :: pos_integer(), ChunkIdx :: pos_integer(), ChunkSize :: pos_integer(), ChunkBuffer :: binary()} |
+   {?AgCBodyGoOn, ChunkBuffer}  |
+   error().
+response(?AgCUndef, _MessageId, _ChunkIdx, _ChunkSize, _ChunkBuffer, Data) ->
    case Data of
       <<Length:32/integer-little-unsigned, ChunkX:31/integer-little-unsigned, IsFirst:1/integer-little-unsigned, MessageId:64/integer-little-unsigned, _MessageLength:64/integer-little-unsigned, LeftBin/binary>> ->
          ByteSize = erlang:byte_size(LeftBin),
@@ -34,7 +39,7 @@ response(?AgCUndef, _Buffer, Data) ->
                      erlang:put(MessageId, MsgCC),
                      ?AgCDone;
                   true ->
-                     {_PidFrom, _TimerRef, ChunkCnt, MsgBuffer, _ChunkIdx, _ChunkSize, _ChunkBuffer} = MsgCache = erlang:get(MessageId),
+                     {_PidFrom, _TimerRef, ChunkCnt, MsgBuffer} = MsgCache = erlang:get(MessageId),
                      case ChunkCnt == ChunkX of
                         true ->
                            {?AgMDone, <<MsgBuffer/binary, LeftBin/binary>>};
@@ -48,29 +53,21 @@ response(?AgCUndef, _Buffer, Data) ->
                if
                   IsFirst == 1 ->
                      MsgCache = erlang:get(MessageId),
-                     MsgCB = erlang:setelement(?AgCBIdx, MsgCache, LeftBin),
-                     MsgCS = erlang:setelement(?AgCSIdx, MsgCB, ChunkSize),
-                     MsgCI = erlang:setelement(?AgCIIdx, MsgCS, 1),
-                     MsgCC = erlang:setelement(?AgCCIdx, MsgCI, ChunkX),
+                     MsgCC = erlang:setelement(?AgCCIdx, MsgCache, ChunkX),
                      erlang:put(MessageId, MsgCC),
-                     ?AgCBody;
+                     {?AgCBodyStart, MessageId, 1, ChunkSize, LeftBin};
                   true ->
-                     {_PidFrom, _TimerRef, ChunkCnt, MsgBuffer, _ChunkIdx, _ChunkSize, _ChunkBuffer} = MsgCache = erlang:get(MessageId),
-                     MsgCB = erlang:setelement(?AgCBIdx, MsgCache, LeftBin),
-                     MsgCS = erlang:setelement(?AgCSIdx, MsgCB, ChunkSize),
-                     MsgCI = erlang:setelement(?AgCIIdx, MsgCS, ChunkX),
-                     erlang:put(MessageId, MsgCI),
-                     ?AgCBody
+                     {?AgCBodyStart, MessageId, 1, ChunkSize, LeftBin}
                end;
             true ->
-               agMiscUtils:warnMsg(agVstProtocol_response, "there is not should come ~p ~p ~p ~n", [ByteSize, ChunkSize, {Length, ChunkX, IsFirst, MessageId}]),
-               throw(error_bad_size)
+               ?AgWarn(agVstProtocol_response_undef, "there is not should come ~p ~p ~p ~n", [ByteSize, ChunkSize, {Length, ChunkX, IsFirst, MessageId}]),
+               {error, error_bad_size}
          end;
       _ ->
          {?AgCHeader, Data}
    end;
-response(?AgCHeader, Buffer, Data) ->
-   NewData = <<Buffer/binary, Data/binary>>,
+response(?AgCHeader, _MessageId, _ChunkIdx, _ChunkSize, ChunkBuffer, Data) ->
+   NewData = <<ChunkBuffer/binary, Data/binary>>,
    case NewData of
       <<Length:32/integer-little-unsigned, ChunkX:31/integer-little-unsigned, IsFirst:1/integer-little-unsigned, MessageId:64/integer-little-unsigned, _MessageLength:64/integer-little-unsigned, LeftBin/binary>> ->
          ByteSize = erlang:byte_size(LeftBin),
@@ -87,7 +84,7 @@ response(?AgCHeader, Buffer, Data) ->
                      erlang:put(MessageId, MsgCC),
                      ?AgCDone;
                   true ->
-                     {_PidFrom, _TimerRef, ChunkCnt, MsgBuffer, _ChunkIdx, _ChunkSize, _ChunkBuffer} = MsgCache = erlang:get(MessageId),
+                     {_PidFrom, _TimerRef, ChunkCnt, MsgBuffer} = MsgCache = erlang:get(MessageId),
                      case ChunkCnt == ChunkX of
                         true ->
                            {?AgMDone, <<MsgBuffer/binary, LeftBin/binary>>};
@@ -101,57 +98,41 @@ response(?AgCHeader, Buffer, Data) ->
                if
                   IsFirst == 1 ->
                      MsgCache = erlang:get(MessageId),
-                     MsgCB = erlang:setelement(?AgCBIdx, MsgCache, LeftBin),
-                     MsgCS = erlang:setelement(?AgCSIdx, MsgCB, ChunkSize),
-                     MsgCI = erlang:setelement(?AgCIIdx, MsgCS, 1),
-                     MsgCC = erlang:setelement(?AgCCIdx, MsgCI, ChunkX),
+                     MsgCC = erlang:setelement(?AgCCIdx, MsgCache, ChunkX),
                      erlang:put(MessageId, MsgCC),
-                     ?AgCBody;
+                     {?AgCBodyStart, MessageId, 1, ChunkSize, LeftBin};
                   true ->
-                     {_PidFrom, _TimerRef, ChunkCnt, MsgBuffer, _ChunkIdx, _ChunkSize, _ChunkBuffer} = MsgCache = erlang:get(MessageId),
-                     MsgCB = erlang:setelement(?AgCBIdx, MsgCache, LeftBin),
-                     MsgCS = erlang:setelement(?AgCSIdx, MsgCB, ChunkSize),
-                     MsgCI = erlang:setelement(?AgCIIdx, MsgCS, ChunkX),
-                     erlang:put(MessageId, MsgCI),
-                     ?AgCBody
+                     {?AgCBodyStart, MessageId, 1, ChunkSize, LeftBin}
                end;
             true ->
-               agMiscUtils:warnMsg(agVstProtocol_response, "there is not should come ~p ~p ~p ~n", [ByteSize, ChunkSize, {Length, ChunkX, IsFirst, MessageId}]),
-               throw(error_bad_size)
+               ?AgWarn(agVstProtocol_response_undef, "there is not should come ~p ~p ~p ~n", [ByteSize, ChunkSize, {Length, ChunkX, IsFirst, MessageId}]),
+               {error, error_bad_size}
          end;
       _ ->
-         {?AgCHeader, NewData}
+         {?AgCHeader, Data}
    end;
-response(?AgCUndef, Buffer, Data) ->
-   case Data of
-      <<Length:32/integer-little-unsigned, ChunkX:31/integer-little-unsigned, IsFirst:1/integer-little-unsigned, MessageId:64/integer-little-unsigned, MessageLength:64/integer-little-unsigned, LeftBin/binary>> ->
-         ByteSize = erlang:byte_size(LeftBin),
-         ChunkSize = Length - 24,
+response(?AgCBody, MessageId, ChunkIdx, ChunkSize, ChunkBuffer, Data) ->
+   NewCkBuffer = <<ChunkBuffer/binary, Data/binary>>,
+   ByteSize = erlang:byte_size(NewCkBuffer),
+   if
+      ChunkSize == ByteSize ->
+         {_PidFrom, _TimerRef, ChunkCnt, MsgBuffer} = MsgCache = erlang:get(MessageId),
          if
-            ByteSize == ChunkSize ->
-               if
-                  IsFirst == ChunkX ->
-                     {?AgMDone, LeftBin};
-                  IsFirst == 1 ->
-                     erlang:put(MessageId, {ChunkX, LeftBin});
-                  true ->
-                     case erlang:get(MessageId) of
-                        {ChunkX, DataBin} ->
-                           {?AgMDone, <<DataBin/binary, LeftBin/binary>>};
-                        {SumChunk, DataBin} ->
-                           erlang:put(MessageId, {SumChunk, <<DataBin/binary, LeftBin/binary>>}),
-                           {?AgCBody, Data};
-                        _ ->
-                           throw(error_happen)
-                     end
-               end;
-            ByteSize < ChunkSize ->
-               {?AgCBody, Data};
+            ChunkIdx == ChunkCnt ->
+               {?AgMDone, <<MsgBuffer/binary, NewCkBuffer/binary>>};
+            ChunkIdx < ChunkCnt ->
+               MsgMB = erlang:setelement(?AgMBIdx, MsgCache, <<MsgBuffer/binary, NewCkBuffer/binary>>),
+               erlang:put(MessageId, MsgMB),
+               ?AgCDone;
             true ->
-               throw(error_bad_size)
+               ?AgWarn(agVstProtocol_response_body, "there is not should come 11 ~p ~p ~n", [ByteSize, ChunkSize]),
+               {error, error_bad_chunkIdx}
          end;
-      _ ->
-         {?AgCHeader, Data}
-   end;
+      ByteSize < ChunkSize ->
+         {?AgCBodyGoOn, NewCkBuffer};
+      true ->
+         ?AgWarn(agVstProtocol_response_body, "there is not should come 22 ~p ~p ~n", [ByteSize, ChunkSize]),
+         {error, error_bad_size}
+   end.