diff --git a/libserverframe.spec b/libserverframe.spec
index 6a0b691..5921b64 100644
--- a/libserverframe.spec
+++ b/libserverframe.spec
@@ -3,7 +3,7 @@
 %define CommitVersion %(echo $COMMIT_VERSION)
 
 Name: libserverframe
-Version: 1.1.7
+Version: 1.1.8
 Release: 1%{?dist}
 Summary: network framework library
 License: AGPL v3.0
@@ -13,9 +13,9 @@ Source: http://github.com/happyfish100/libserverframe/%{name}-%{version}.tar.gz
 
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n) 
 
-BuildRequires: libfastcommon-devel >= 1.0.50
+BuildRequires: libfastcommon-devel >= 1.0.51
 Requires: %__cp %__mv %__chmod %__grep %__mkdir %__install %__id
-Requires: libfastcommon >= 1.0.50
+Requires: libfastcommon >= 1.0.51
 
 %description
 common framework library 
diff --git a/src/sf_global.c b/src/sf_global.c
index 0c25bcd..ff0c05d 100644
--- a/src/sf_global.c
+++ b/src/sf_global.c
@@ -34,7 +34,8 @@
 
 SFGlobalVariables g_sf_global_vars = {
     DEFAULT_CONNECT_TIMEOUT, DEFAULT_NETWORK_TIMEOUT,
-    {'/', 't', 'm', 'p', '\0'}, true, true, DEFAULT_MAX_CONNECTONS,
+    {{'/', 't', 'm', 'p', '\0'}, false},
+    true, true, DEFAULT_MAX_CONNECTONS,
     SF_DEF_MAX_PACKAGE_SIZE, SF_DEF_MIN_BUFF_SIZE,
     SF_DEF_MAX_BUFF_SIZE, 0, SF_DEF_THREAD_STACK_SIZE,
     0, 0, 0, {'\0'}, {'\0'}, {SF_DEF_SYNC_LOG_BUFF_INTERVAL, false},
@@ -227,27 +228,29 @@ int sf_load_global_config_ex(const char *server_name,
     char *pRunByUser;
 
     g_sf_global_vars.task_buffer_extra_size = task_buffer_extra_size;
-    pBasePath = iniGetStrValue(NULL, "base_path", ini_ctx->context);
-    if (pBasePath == NULL) {
-        logError("file: "__FILE__", line: %d, "
-                "conf file \"%s\" must have item "
-                "\"base_path\"!", __LINE__, ini_ctx->filename);
-        return ENOENT;
+    if (!g_sf_global_vars.base_path.inited) {
+        pBasePath = iniGetStrValue(NULL, "base_path", ini_ctx->context);
+        if (pBasePath == NULL) {
+            logError("file: "__FILE__", line: %d, "
+                    "conf file \"%s\" must have item "
+                    "\"base_path\"!", __LINE__, ini_ctx->filename);
+            return ENOENT;
+        }
+        snprintf(SF_G_BASE_PATH, sizeof(SF_G_BASE_PATH), "%s", pBasePath);
+        g_sf_global_vars.base_path.inited = true;
     }
 
-    snprintf(g_sf_global_vars.base_path, sizeof(g_sf_global_vars.base_path),
-            "%s", pBasePath);
-    chopPath(g_sf_global_vars.base_path);
-    if (!fileExists(g_sf_global_vars.base_path)) {
+    chopPath(SF_G_BASE_PATH);
+    if (!fileExists(SF_G_BASE_PATH)) {
         logError("file: "__FILE__", line: %d, "
                 "\"%s\" can't be accessed, error info: %s",
-                __LINE__, g_sf_global_vars.base_path, strerror(errno));
+                __LINE__, SF_G_BASE_PATH, strerror(errno));
         return errno != 0 ? errno : ENOENT;
     }
-    if (!isDir(g_sf_global_vars.base_path)) {
+    if (!isDir(SF_G_BASE_PATH)) {
         logError("file: "__FILE__", line: %d, "
                 "\"%s\" is not a directory!",
-                __LINE__, g_sf_global_vars.base_path);
+                __LINE__, SF_G_BASE_PATH);
         return ENOTDIR;
     }
 
@@ -338,7 +341,7 @@ int sf_load_global_config_ex(const char *server_name,
     ini_ctx->section_name = old_section_name;
 
     load_log_level(ini_ctx->context);
-    if ((result=log_set_prefix(g_sf_global_vars.base_path, server_name)) != 0) {
+    if ((result=log_set_prefix(SF_G_BASE_PATH, server_name)) != 0) {
         return result;
     }
 
@@ -523,8 +526,7 @@ void sf_global_config_to_string(char *output, const int size)
             "network_timeout=%d, thread_stack_size=%d KB, "
             "max_pkg_size=%d KB, min_buff_size=%d KB, "
             "max_buff_size=%d KB, tcp_quick_ack=%d, log_level=%s, "
-            "run_by_group=%s, run_by_user=%s, ",
-            g_sf_global_vars.base_path,
+            "run_by_group=%s, run_by_user=%s, ", SF_G_BASE_PATH,
             g_sf_global_vars.max_connections,
             g_sf_global_vars.connect_timeout,
             g_sf_global_vars.network_timeout,
diff --git a/src/sf_global.h b/src/sf_global.h
index 9ad539f..0fc0d8a 100644
--- a/src/sf_global.h
+++ b/src/sf_global.h
@@ -32,7 +32,10 @@ typedef struct sf_connection_stat {
 typedef struct sf_global_variables {
     int connect_timeout;
     int network_timeout;
-    char base_path[MAX_PATH_SIZE];
+    struct {
+        char str[MAX_PATH_SIZE];
+        bool inited;
+    } base_path;
 
     volatile bool continue_flag;
     bool tcp_quick_ack;
@@ -67,7 +70,7 @@ extern "C" {
 extern SFGlobalVariables         g_sf_global_vars;
 extern SFContext                 g_sf_context;
 
-#define SF_G_BASE_PATH           g_sf_global_vars.base_path
+#define SF_G_BASE_PATH           g_sf_global_vars.base_path.str
 #define SF_G_CONTINUE_FLAG       g_sf_global_vars.continue_flag
 #define SF_G_CONNECT_TIMEOUT     g_sf_global_vars.connect_timeout
 #define SF_G_NETWORK_TIMEOUT     g_sf_global_vars.network_timeout
diff --git a/src/sf_service.c b/src/sf_service.c
index 8fd7e98..536098c 100644
--- a/src/sf_service.c
+++ b/src/sf_service.c
@@ -539,7 +539,7 @@ static void sigDumpHandler(int sig)
     bDumpFlag = true;
 
     snprintf(filename, sizeof(filename), 
-        "%s/logs/sf_dump.log", g_sf_global_vars.base_path);
+        "%s/logs/sf_dump.log", SF_G_BASE_PATH);
     //manager_dump_global_vars_to_file(filename);
 
     bDumpFlag = false;
diff --git a/src/sf_util.c b/src/sf_util.c
index cf0fd88..7685317 100644
--- a/src/sf_util.c
+++ b/src/sf_util.c
@@ -271,7 +271,7 @@ int sf_logger_init(LogContext *pContext, const char *filename_prefix)
         return result;
     }
 
-    if ((result=log_set_prefix_ex(pContext, g_sf_global_vars.base_path,
+    if ((result=log_set_prefix_ex(pContext, SF_G_BASE_PATH,
                     filename_prefix)) != 0)
     {
         return result;