diff --git a/server/wsproxy/mmcache.cc b/server/wsproxy/mmcache.cc
index 0455406..74178a8 100644
--- a/server/wsproxy/mmcache.cc
+++ b/server/wsproxy/mmcache.cc
@@ -4,6 +4,8 @@
 
 void MMCache::Init()
 {
+    socket_msg_buffer_ = std::make_shared<a8::FifoBuffer>(1024 * 1024 * 10);
+    udp_msg_buffer_ = std::make_shared<a8::FifoBuffer>(1024 * 1024 * 10);
 }
 
 void MMCache::UnInit()
@@ -12,20 +14,20 @@ void MMCache::UnInit()
 
 char* MMCache::AllocSocketMsg(int len)
 {
-
+    return socket_msg_buffer_->Alloc(len);
 }
 
 void MMCache::FreeSocketMsg(char* p)
 {
-
+    socket_msg_buffer_->Free(p);
 }
 
 char* MMCache::AllocUdpMsg(int len)
 {
-
+    return udp_msg_buffer_->Alloc(len);
 }
 
 void MMCache::FreeUdpMsg(char* p)
 {
-
+    udp_msg_buffer_->Free(p);
 }
diff --git a/third_party/a8 b/third_party/a8
index eea1664..424f708 160000
--- a/third_party/a8
+++ b/third_party/a8
@@ -1 +1 @@
-Subproject commit eea166429dc61142a2c810c6e54a497e333b4045
+Subproject commit 424f7083751ca1d2bf289ac9be46b658437b7d33