diff --git a/ngx_rtmp_handler.c b/ngx_rtmp_handler.c
index 9395be2..f8ae6a6 100644
--- a/ngx_rtmp_handler.c
+++ b/ngx_rtmp_handler.c
@@ -237,7 +237,7 @@ ngx_rtmp_init_session(ngx_connection_t *c)
 
     size = NGX_RTMP_HANDSHAKE_SIZE + 1;
     s->in_chunk_size = NGX_RTMP_DEFAULT_CHUNK_SIZE;
-    s->in_pool = ngx_create_pool(2 * size + sizeof(ngx_pool_t), c->log);
+    s->in_pool = ngx_create_pool(4096/*2 * size + sizeof(ngx_pool_t)*/, c->log);
 
     /* start handshake */
     b = &s->hs_in_buf;
diff --git a/ngx_rtmp_shared.c b/ngx_rtmp_shared.c
index 5c3629d..0f6ae94 100644
--- a/ngx_rtmp_shared.c
+++ b/ngx_rtmp_shared.c
@@ -3,31 +3,21 @@
 
 /* Store refcount in negative bytes of shared buffer */
 
-#define NGX_RTMP_REFCOUNT_TYPE      uint32_t
-#define NGX_RTMP_REFCOUNT_BYTES     sizeof(NGX_RTMP_REFCOUNT_TYPE)
+#define NGX_RTMP_REFCOUNT_TYPE          uint32_t
+#define NGX_RTMP_REFCOUNT_BYTES         sizeof(NGX_RTMP_REFCOUNT_TYPE)
 
-#define ngx_rtmp_ref(b) \
+#define ngx_rtmp_ref(b)                 \
     *((NGX_RTMP_REFCOUNT_TYPE*)(b) - 1)
 
-#define ngx_rtmp_ref_set(b, v)  \
+#define ngx_rtmp_ref_set(b, v)          \
     ngx_rtmp_ref(b) = v
 
-#define ngx_rtmp_ref_get(b)     \
+#define ngx_rtmp_ref_get(b)             \
     ++ngx_rtmp_ref(b)
 
-#define ngx_rtmp_ref_put(b)     \
+#define ngx_rtmp_ref_put(b)             \
     --ngx_rtmp_ref(b)
 
-/*
-#define ngx_rtmp_ref_set(b, v)  \
-    *(int*)&((b)->tag) = v
-
-#define ngx_rtmp_ref_get(b)     \
-    (++*(int*)&((b)->tag))
-
-#define ngx_rtmp_ref_put(b)     \
-    (--*(int*)&((b)->tag))
-*/
 
 ngx_chain_t * 
 ngx_rtmp_alloc_shared_buf(ngx_rtmp_core_srv_conf_t *cscf)