diff --git a/Makefile.var b/Makefile.var
index cb46ede..afcc2f1 100644
--- a/Makefile.var
+++ b/Makefile.var
@@ -74,6 +74,7 @@ CFLAGS=
 ifeq ($(DEBUG), YES)
         CFLAGS += -g -D_DEBUG
 endif
+
 ifeq ($(DEBUG), Y)
         CFLAGS += -g -D_DEBUG
 endif
@@ -81,6 +82,15 @@ endif
 ifeq ($(OPTIM), YES)
         CFLAGS += -O3
 endif
+
 ifeq ($(OPTIM), Y)
         CFLAGS += -O3
 endif
+
+ifeq ($(LOG_TRACE), YES)
+        CFLAGS += -D_LOG_TRACE
+endif
+
+ifeq ($(LOG_TRACE), Y)
+        CFLAGS += -D_LOG_TRACE
+endif
diff --git a/include/log.h b/include/log.h
index 72f0db7..239c823 100644
--- a/include/log.h
+++ b/include/log.h
@@ -103,6 +103,8 @@ typedef short                       LGT_Log_Level;
 
 
 
+#ifdef _LOG_TRACE
+
 #define LG_LOG_TRACE_0(  Level, Fmt)                                                                             LG_Log( LGD_LOG_TYPE_ID_TRACE,   (Level),               LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt))
 #define LG_LOG_TRACE_1(  Level, Fmt, Arg1)                                                                       LG_Log( LGD_LOG_TYPE_ID_TRACE,   (Level),               LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt), (Arg1))
 #define LG_LOG_TRACE_2(  Level, Fmt, Arg1, Arg2)                                                                 LG_Log( LGD_LOG_TYPE_ID_TRACE,   (Level),               LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt), (Arg1), (Arg2))
@@ -117,6 +119,23 @@ typedef short                       LGT_Log_Level;
 #define LG_LOG_TRACE_11( Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8, Arg9, Arg10, Arg11)         LG_Log( LGD_LOG_TYPE_ID_TRACE,   (Level),               LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt), (Arg1), (Arg2), (Arg3), (Arg4), (Arg5), (Arg6), (Arg7), (Arg8), (Arg9), (Arg10), (Arg11))
 #define LG_LOG_TRACE_12( Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8, Arg9, Arg10, Arg11, Arg12)  LG_Log( LGD_LOG_TYPE_ID_TRACE,   (Level),               LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt), (Arg1), (Arg2), (Arg3), (Arg4), (Arg5), (Arg6), (Arg7), (Arg8), (Arg9), (Arg10), (Arg11), (Arg12))
 
+#else
+
+#define LG_LOG_TRACE_0(  Level, Fmt)
+#define LG_LOG_TRACE_1(  Level, Fmt, Arg1)
+#define LG_LOG_TRACE_2(  Level, Fmt, Arg1, Arg2)
+#define LG_LOG_TRACE_3(  Level, Fmt, Arg1, Arg2, Arg3)
+#define LG_LOG_TRACE_4(  Level, Fmt, Arg1, Arg2, Arg3, Arg4)
+#define LG_LOG_TRACE_5(  Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5)
+#define LG_LOG_TRACE_6(  Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6)
+#define LG_LOG_TRACE_7(  Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7)
+#define LG_LOG_TRACE_8(  Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8)
+#define LG_LOG_TRACE_9(  Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8, Arg9)
+#define LG_LOG_TRACE_10( Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8, Arg9, Arg10)
+#define LG_LOG_TRACE_11( Level, Fmt, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8, Arg9, Arg10, Arg11)
+
+#endif
+
 #define LG_LOG_INFO_0(          Fmt)                                                                             LG_Log( LGD_LOG_TYPE_ID_INFO,    LGD_LOG_LEVEL_DEFAULT, LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt))
 #define LG_LOG_INFO_1(          Fmt, Arg1)                                                                       LG_Log( LGD_LOG_TYPE_ID_INFO,    LGD_LOG_LEVEL_DEFAULT, LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt), (Arg1))
 #define LG_LOG_INFO_2(          Fmt, Arg1, Arg2)                                                                 LG_Log( LGD_LOG_TYPE_ID_INFO,    LGD_LOG_LEVEL_DEFAULT, LGD_MODULE_NAME, __FILE__, __LINE__, __func__, true, (Fmt), (Arg1), (Arg2))