diff --git a/apps/efka/src/efka.app.src b/apps/efka/src/efka.app.src
index 32fda82..0c72cce 100644
--- a/apps/efka/src/efka.app.src
+++ b/apps/efka/src/efka.app.src
@@ -5,13 +5,13 @@
   {mod, {efka_app, []}},
   {applications,
    [
-    sync,
+    % sync,
     hackney,
     lager,
     esockd,
-    jiffy,
-    gpb,
-    mnesia,
+    %jiffy,
+    %gpb,
+    %mnesia,
     crypto,
     ssl,
     public_key,
diff --git a/apps/efka/src/efka_agent.erl b/apps/efka/src/efka_agent.erl
index 3d7d23e..33c94e3 100644
--- a/apps/efka/src/efka_agent.erl
+++ b/apps/efka/src/efka_agent.erl
@@ -19,7 +19,9 @@
 
 -define(SERVER, ?MODULE). 
 
--record(state, {}).
+-record(state, {
+
+}).
 
 %%%===================================================================
 %%% API
diff --git a/apps/efka/src/efka_app.erl b/apps/efka/src/efka_app.erl
index 53bb27d..97da891 100644
--- a/apps/efka/src/efka_app.erl
+++ b/apps/efka/src/efka_app.erl
@@ -12,7 +12,7 @@
 start(_StartType, _StartArgs) ->
     io:setopts([{encoding, unicode}]),
     %% 启动mnesia数据库
-    mnesia:start(),
+    % mnesia:start(),
     %% 加速内存的回收
     erlang:system_flag(fullsweep_after, 16),
 
diff --git a/config/vm.args b/config/vm.args
index 83e6fe4..a9db1a2 100644
--- a/config/vm.args
+++ b/config/vm.args
@@ -3,4 +3,4 @@
 -setcookie efka_cookie
 
 +K true
-+A30
++A 5
diff --git a/rebar.lock b/rebar.lock
index 4492df8..8ccf52f 100644
--- a/rebar.lock
+++ b/rebar.lock
@@ -1,9 +1,5 @@
 {"1.2.0",
 [{<<"certifi">>,{pkg,<<"certifi">>,<<"2.5.3">>},1},
- {<<"cowlib">>,
-  {git,"https://github.com/ninenines/cowlib",
-       {ref,"f8d0ad7f19b5dddd33cbfb089ebd2e2be2a81a5d"}},
-  1},
  {<<"esockd">>,
   {git,"https://github.com/emqx/esockd.git",
        {ref,"9b959fc11a1c398a589892f335235be6c5b4a454"}},
@@ -14,10 +10,6 @@
   {git,"https://github.com/tomas-abrahamsson/gpb.git",
        {ref,"edda1006d863a09509673778c455d33d88e6edbc"}},
   0},
- {<<"gun">>,
-  {git,"https://github.com/ninenines/gun.git",
-       {ref,"627b8f9ed65da255afaddd166b1b9d102e0fa512"}},
-  0},
  {<<"hackney">>,
   {git,"https://github.com/benoitc/hackney.git",
        {ref,"f642ee0eccaff9aa15707ae3a3effa29f2920e41"}},