diff --git a/src/hos_client.cpp b/src/hos_client.cpp
index 8398009d..8879a8c6 100644
--- a/src/hos_client.cpp
+++ b/src/hos_client.cpp
@@ -164,18 +164,17 @@ static void *fs2_statistics(void *ptr)
         {
             break;
         }
+        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[0], FS_OP_ADD, handle->tx_pkts);
+        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[1], FS_OP_ADD, handle->tx_bytes);
+        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[2], FS_OP_ADD, handle->rx_pkts);
+        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[3], FS_OP_ADD, handle->rx_bytes);
 
-        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[0], FS_OP_SET, handle->tx_pkts);
-        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[1], FS_OP_SET, handle->tx_bytes);
-        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[2], FS_OP_SET, handle->rx_pkts);
-        FS_operate(handle->fs2_handle, handle->line_ids[0], handle->column_ids[3], FS_OP_SET, handle->rx_bytes);
+        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[0], FS_OP_SET, handle->tx_pkts * 10);
+        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[1], FS_OP_SET, handle->tx_bytes * 10);
+        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[2], FS_OP_SET, handle->rx_pkts * 10);
+        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[3], FS_OP_SET, handle->rx_bytes * 10);
 
-        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[0], FS_OP_SET, handle->tx_pkts);
-        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[1], FS_OP_SET, handle->tx_bytes);
-        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[2], FS_OP_SET, handle->rx_pkts);
-        FS_operate(handle->fs2_handle, handle->line_ids[1], handle->column_ids[3], FS_OP_SET, handle->rx_bytes);
-
-        sleep(1);
+        usleep(100);
     }
     pthread_exit(NULL);
 }
@@ -216,18 +215,18 @@ void hos_expand_fs2(hos_client_handle handle, const char * path, int format, cha
     FS_set_para(fs2_handle, STATS_SERVER_PORT, &port, sizeof(port));
 
     //line info
-    snprintf(buff, sizeof(buff), "tx_pkts(MB)");
-    line_ids[0] = FS_register(fs2_handle, FS_STYLE_FIELD, FS_CALC_CURRENT, buff);
-    snprintf(buff, sizeof(buff), "tx_bytes(MB)");
-    line_ids[1] = FS_register(fs2_handle, FS_STYLE_FIELD, FS_CALC_CURRENT, buff);
-    snprintf(buff, sizeof(buff), "rx_pkts(MB)");
-    line_ids[2] = FS_register(fs2_handle, FS_STYLE_FIELD, FS_CALC_CURRENT, buff);
-    snprintf(buff, sizeof(buff), "rx_bytes(MB)");
-    line_ids[3] = FS_register(fs2_handle, FS_STYLE_FIELD, FS_CALC_CURRENT, buff);
-    snprintf(buff, sizeof(buff), "total");
+    snprintf(buff, sizeof(buff), "tx_pkts");
     column_ids[0] = FS_register(fs2_handle, FS_STYLE_COLUMN, FS_CALC_CURRENT, buff);
-    snprintf(buff, sizeof(buff), "per-second");
-    column_ids[1] = FS_register(fs2_handle, FS_STYLE_COLUMN, FS_CALC_SPEED, buff);
+    snprintf(buff, sizeof(buff), "tx_bytes");
+    column_ids[1] = FS_register(fs2_handle, FS_STYLE_COLUMN, FS_CALC_CURRENT, buff);
+    snprintf(buff, sizeof(buff), "rx_pkts");
+    column_ids[2] = FS_register(fs2_handle, FS_STYLE_COLUMN, FS_CALC_CURRENT, buff);
+    snprintf(buff, sizeof(buff), "rx_bytes");
+    column_ids[3] = FS_register(fs2_handle, FS_STYLE_COLUMN, FS_CALC_CURRENT, buff);
+    snprintf(buff, sizeof(buff), "total");
+    line_ids[0] = FS_register(fs2_handle, FS_STYLE_LINE, FS_CALC_CURRENT, buff);
+    snprintf(buff, sizeof(buff), "speed/s");
+    line_ids[1] = FS_register(fs2_handle, FS_STYLE_LINE, FS_CALC_CURRENT, buff);
 
     handle->fs2_handle = fs2_handle;
     handle->line_ids = line_ids;
@@ -407,8 +406,8 @@ int hos_write(size_t fd, const char *stream, size_t stream_len, size_t thread_id
     handle = (hos_client_handle)hos_info->handle;
     
     //field_stat2 record
-    handle->tx_pkts++;
-    handle->tx_bytes += stream_len;
+    handle->rx_pkts++;
+    handle->rx_bytes += stream_len;
 
     Aws::S3::S3Client& S3Client = *(handle->S3Client);
 
@@ -465,6 +464,8 @@ int hos_write(size_t fd, const char *stream, size_t stream_len, size_t thread_id
         {
             const std::shared_ptr<Aws::IOStream> input_data = 
                 Aws::MakeShared<Aws::StringStream>("buffer mode");
+            Aws::String buffer (stream, stream_len);
+            *input_data << buffer;
             request.SetBody(input_data);
         }
     }
@@ -485,7 +486,7 @@ int hos_write(size_t fd, const char *stream, size_t stream_len, size_t thread_id
         Aws::MakeShared<Aws::Client::AsyncCallerContext>("");
     sprintf(buf, "%lu %lu", thread_id, fd);
     context->SetUUID(buf);
-    
+
     ret = S3Client.PutObjectAsync(request, PutObjectAsyncFinished, context);
     //恢复fd 的cache设置
     if (hos_info->mode & APPEND_MODE)
@@ -494,17 +495,32 @@ int hos_write(size_t fd, const char *stream, size_t stream_len, size_t thread_id
         hos_info->cache_rest = hos_info->handle->cache_size;
         hos_info->cache_times = hos_info->handle->cache_times;
     }
-    if (ret == HOS_CLIENT_OK)
+    if (ret)
     {
-        handle->rx_bytes += handle->cache_size;
-        handle->rx_pkts++;
+        handle->tx_pkts++;
+        if (hos_info->mode & BUFF_MODE)
+        {
+            if (hos_info->mode & APPEND_MODE)
+            {
+                handle->tx_bytes += handle->cache_size;
+            }else
+            {
+                handle->tx_bytes += stream_len;
+            }
+        }else
+        {
+            handle->tx_bytes += buffer.st_size;
+        }
         while (flag == 1)
         {
             return hos_write(fd, &stream[hos_info->cache_rest], rest, thread_id);
         }
+    }else
+    {
+        return HOS_SEND_FAILED;
     }
     
-    return ret;
+    return HOS_CLIENT_OK;
 }
 
 int hos_close_fd(size_t fd, size_t thread_id)
@@ -537,6 +553,8 @@ int hos_client_destory(hos_client_handle handle)
     {
         delete_all(&hash_hos_info[i]);
     }
+    handle->fs2_status = HOS_FS2_STOP;
+    pthread_join(handle->fs2_thread, NULL);
     if (handle->fs2_handle)
     {
         FS_stop(&handle->fs2_handle);
diff --git a/src/hos_client.h b/src/hos_client.h
index 518d8af8..bf3cde94 100644
--- a/src/hos_client.h
+++ b/src/hos_client.h
@@ -115,7 +115,7 @@ void set_cache_times(hos_client_handle handle,  size_t cache_times);
  * 参数：   hos_client_handle handle    非空句柄
  *          size_t thread_sum           append 模式追加次数
 *************************************************************************************/
-void set_cache_times(hos_client_handle handle,  size_t thread_sum);
+void set_thread_sum(hos_client_handle handle,  size_t thread_sum);
 /*************************************************************************************
  * 函数名： hos_upload_async
  * 参数：   hos_client_handle handle    非空句柄
@@ -162,6 +162,15 @@ int hos_open_fd(hos_client_handle handle, const char *bucket, const char *object
  * 返回值   int                         成功返回0，失败返回hoserros错误码
 *************************************************************************************/
 int hos_write(size_t fd, const char *stream, size_t stream_len, size_t thread_id);
+/*************************************************************************************
+ * 函数名： hos_expand_fs2
+ * 参数：   hos_client_handle handle    非空句柄
+ *          const char * path           log 路径
+ *          int format                  0:default; 1: Json
+ *          char *server_ip             服务IP地址
+ *          int port                    服务端口
+*************************************************************************************/
+void hos_expand_fs2(hos_client_handle handle, const char * path, int format, char *server_ip, int port);
 /*************************************************************************************
  * 函数名： hos_close_fd
  * 参数：   size_t fd                   fd