diff --git a/Makefile b/Makefile
index 885bae7..2a6b597 100755
--- a/Makefile
+++ b/Makefile
@@ -11,8 +11,8 @@ LD = g++
 LDFLAGS += -std=c++14
 
 #NAME = $(wildcard *.cpp)
-#NAME = benchmark.cpp
-NAME = main.cpp
+NAME = benchmark.cpp
+#NAME = main.cpp
 NAME-OBJS = $(patsubst %.cpp, %.o, $(NAME))
 TARGET = $(patsubst %.cpp, %, $(NAME))
 
diff --git a/benchmark.cpp b/benchmark.cpp
index 9ab4dc2..3e8889c 100644
--- a/benchmark.cpp
+++ b/benchmark.cpp
@@ -52,7 +52,7 @@ int main(int argc, char* argv[])
 
         // Prepare data
         int total_data = 256 * MB;
-        int block_data = 512 * KB;
+        int block_data = 4 * KB;
 
         if (strcmp(argv[1], "s") == 0)
         {
diff --git a/src/rdma_buffer.cpp b/src/rdma_buffer.cpp
index d2cbf42..165118e 100755
--- a/src/rdma_buffer.cpp
+++ b/src/rdma_buffer.cpp
@@ -27,13 +27,13 @@ RDMA_Buffer::RDMA_Buffer(RDMA_Channel* channel, ibv_pd* pd, int size, void* addr
         }
     } else
     {
-        log_info("ddddddddddddddddddddd");
+        //log_info("ddddddddddddddddddddd");
         //buffer_ = malloc(size);
         memblock_ = (RDMA_MemBlock*)channel_->endpoint()->session()->mempool()->blockalloc(size);
         buffer_ = memblock_->dataaddr();
         mr_ = memblock_->mr();
         buffer_owned_ = true;
-        channel_->endpoint()->session()->mempool()->travel();
+        //channel_->endpoint()->session()->mempool()->travel();
     }
 
     log_info("RDMA_Buffer Created");
@@ -45,7 +45,7 @@ RDMA_Buffer::~RDMA_Buffer()
     {
         //free(buffer_);
         memblock_->free();
-        channel_->endpoint()->session()->mempool()->travel();
+        //channel_->endpoint()->session()->mempool()->travel();
     } else
     {
         if (ibv_dereg_mr(mr_))
diff --git a/src/rdma_memorypool.cpp b/src/rdma_memorypool.cpp
index b4ce380..79a1925 100644
--- a/src/rdma_memorypool.cpp
+++ b/src/rdma_memorypool.cpp
@@ -27,6 +27,8 @@ RDMA_MemBlock::~RDMA_MemBlock()
     {
         log_error("ibv_dereg_mr failed");
     }
+
+    if (size_ > 0) ::free(blockaddr_);
     log_info("RDMA_MemBlock Deleted");
 }
 
@@ -55,5 +57,9 @@ RDMA_MemoryPool::RDMA_MemoryPool(ibv_pd* pd)
 
 RDMA_MemoryPool::~RDMA_MemoryPool()
 {
+    for (auto i:bllist_)
+    {
+        
+    }
     log_info("RDMA_MemoryPool Deleted");
 }
\ No newline at end of file
diff --git a/utils/MemoryPool b/utils/MemoryPool
index 8fa399a..5567525 160000
--- a/utils/MemoryPool
+++ b/utils/MemoryPool
@@ -1 +1 @@
-Subproject commit 8fa399a70247876ab7505cbbbe631799b582736a
+Subproject commit 55675255c86a81d251bbb468c56050c6da239d7e