diff --git a/src/controller/main.c b/src/controller/main.c
index 051afb53..72116d31 100644
--- a/src/controller/main.c
+++ b/src/controller/main.c
@@ -15,17 +15,15 @@ const char*  argp_program_version     = MK_VERSION("xce v0.0.1-", STR(VERSION_CO
 const char*  argp_program_bug_address = BUG_EMAIL;
 
 struct arguments {
-    char* config;
-    char* logdir;
-    char* clusterconf;
+    char* logfile;
+    char* workdir;
     int   verbose;
 };
 
 static struct argp_option options[] = {
-    { "config", 'c', "FILE", 0, "Load initial configuration from FILE" },
-    { "logdir", 'd', "DIR", 0, "Directory for log file" },
+    { "workdir", 'w', "DIR", 0, "The work directory of xce controller"},
+    { "logfile", 'l', "FILE", 0, "The full path of log file" },
     { "verbose", 'v', 0, 0, "Produce verbose logs" },
-    { "clusterconf", 'f', "FILE", 0, "Load Cluster Configuration from FILE" },
     { 0 }
 };
 
@@ -36,17 +34,14 @@ static error_t parse_opt(int                key,
     struct arguments* arguments = state->input;
 
     switch (key) {
-    case 'c':
-        arguments->config = arg;
-        break;
-    case 'd':
-        arguments->logdir = arg;
+    case 'l':
+        arguments->logfile = arg;
         break;
     case 'v':
         arguments->verbose++;
         break;
-    case 'f':
-        arguments->clusterconf = arg;
+    case 'w':
+        arguments->workdir = arg;
         break;
     default:
         return ARGP_ERR_UNKNOWN;
@@ -90,33 +85,39 @@ int main(int argc, char* argv[])
 {
     struct arguments  arguments;
     myconf_t          myconf;
-    char*             logdir   = "/tmp";
+    char*             logfile   = "/tmp/xce_controller.log";
     char*             loglevel = "info";
     int               logsize  = 64 * 1024 * 1024;
     int               logcount = 10;
-    char*             myname   = "xce_controller";
+    char              conf_file[XCE_MAXPATH_LEN+1];
 
     memset(&arguments, 0x0, sizeof(arguments));
 
     argp_parse(&argp, argc, argv, 0, 0, &arguments);
 
-    if (arguments.clusterconf == NULL) {
-        tlog_error("no cluster configuration specified. please use -f to specify cluster configuration file");
-        return -1;
-    }
-
-    if (arguments.logdir != NULL) {
-        logdir = arguments.logdir;
+    if (arguments.logfile != NULL) {
+        logfile = arguments.logfile;
     }
 
     if (arguments.verbose != 0) {
         loglevel = verbose_to_loglevel(arguments.verbose);
     }
 
-    mylog_init(logdir, myname, loglevel, logsize, logcount);
-
+    mylog_init(logfile, loglevel, logsize, logcount);
+    
+    if (arguments.workdir == NULL) {
+        INFO("no cluster work directory specified. The default work directory `"
+             DEFAULT_WORKDIR
+             "' will be used.");
+        arguments.workdir = DEFAULT_WORKDIR;
+    }
+    
+    memset(&conf_file, 0x0, sizeof(conf_file));
+    snprintf(conf_file, XCE_MAXPATH_LEN,
+             "%s/conf/current_config", arguments.workdir);
+    
     myconf.cluster_config = NULL;
-    myconf.conffile       = arguments.clusterconf;
+    myconf.conffile       = conf_file;
 
     myapp_run(&myconf);
 
diff --git a/src/controller/testsuite/test.c b/src/controller/testsuite/test.c
index 0a56cfff..8ad96f79 100644
--- a/src/controller/testsuite/test.c
+++ b/src/controller/testsuite/test.c
@@ -2311,7 +2311,7 @@ int main(int argc, char* argv[])
 {
     struct arguments arguments;
     char*            buf;
-    char*            logdir   = "/tmp";
+    char*            logfile   = "/tmp/xce_test.log";
     char*            loglevel = "info";
     int              logsize  = 64 * 1024 * 1024;
     int              logcount = 10;
@@ -2323,7 +2323,7 @@ int main(int argc, char* argv[])
         loglevel = verbose_to_loglevel(arguments.verbose);
     }
 
-    mylog_init(logdir, "xce_test", loglevel, logsize, logcount);
+    mylog_init(logfile, loglevel, logsize, logcount);
 
     signal(SIGINT, sigbreak);
 
diff --git a/src/include/config.h b/src/include/config.h
index 1c2091b6..bf836c92 100644
--- a/src/include/config.h
+++ b/src/include/config.h
@@ -3,6 +3,8 @@
 #define _CONFIG_H_
 
 #define BUG_EMAIL           "rshen@shenrs.eu"
+#define DEFAULT_WORKDIR     "/tmp/xce"
+
 #define XCE_MAXNAME_LEN     (64)
 #define XCE_MAXHOSTNAME_LEN (256)  /* hostname suggest to 256 */
 #define XCE_MAXDESC_LEN     (4096) /* enlarge to 4096 */
diff --git a/src/include/utils.h b/src/include/utils.h
index e40df142..dc127f61 100644
--- a/src/include/utils.h
+++ b/src/include/utils.h
@@ -79,7 +79,7 @@ extern capn_text                chars_to_text(const char*);
 extern int                      parse_argv(char*, char***);
 extern void                     free_argv(char**, int);
 extern void                     freeup_kvs(int, xce_kv_t*);
-extern int                      mylog_init(char*, char*, char*, int, int);
+extern int                      mylog_init(char*, char*, int, int);
 extern void                     mylog_fini(void);
 extern int                      mylog_setlevel(char*);
 extern void                     set_error(char*, char*, int, int);
diff --git a/src/lib/utils.c b/src/lib/utils.c
index 8a3091c8..c2bb7ffa 100644
--- a/src/lib/utils.c
+++ b/src/lib/utils.c
@@ -292,18 +292,14 @@ static int my_tlog_format(char*                buff,
     /* return total length */
     return total_len;
 }
-int mylog_init(char* logdir,
-               char* id,
+int mylog_init(char* logfile,
                char* loglvl,
                int   max_log_size,
                int   max_log_count)
 {
-    char logfile[XCE_MAXPATH_LEN];
     int  flag = 0;
     int  rc   = 0;
 
-    snprintf(logfile, sizeof(logfile),
-             "%s/%s.log", logdir, id);
     if (isatty(STDERR_FILENO)) {
         flag = TLOG_SCREEN_COLOR;
     }