diff --git a/cmake/define.inc b/cmake/define.inc
index 844d7766292d14b62256679aad6f9f2e869ecf78..6c466fee026097b0bdeb89c7a4fc54fc382c2726 100755
--- a/cmake/define.inc
+++ b/cmake/define.inc
@@ -1,7 +1,6 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 2.8...3.20)
 PROJECT(TDengine)
 
-
 IF (TD_ACCOUNT)
   ADD_DEFINITIONS(-D_ACCT)
 ENDIF ()
diff --git a/src/util/inc/tscompression.h b/src/util/inc/tscompression.h
index 789af482220ad069bc341ff4aa072d836e98b7b4..3f2160bbf26da0ff6eb839ddb4c303d221bce7c2 100644
--- a/src/util/inc/tscompression.h
+++ b/src/util/inc/tscompression.h
@@ -75,10 +75,6 @@ extern bool lossyDouble;
 int tsCompressInit();
 // exit call
 void tsCompressExit();
-
-void cost_start();
-double cost_end(const char* tag);
-void show_rate( int in_len, int out_len);
 #endif
 
 static FORCE_INLINE int tsCompressTinyint(const char *const input, int inputSize, const int nelements, char *const output, int outputSize, char algorithm,
@@ -233,15 +229,8 @@ static FORCE_INLINE int tsCompressFloat(const char *const input, int inputSize,
     if (algorithm == ONE_STAGE_COMP) {
       return tsCompressFloatImp(input, nelements, output);
     } else if (algorithm == TWO_STAGE_COMP) {
-      //cost_start();
       int len = tsCompressFloatImp(input, nelements, buffer);
-      //cost_end(" td_first_compress");
-      //show_rate(inputSize, len);
-      //cost_start();
-      int ret = tsCompressStringImp(buffer, len, output, outputSize);
-      //cost_end(" td_second_compress");
-      //show_rate(inputSize, ret);
-      return ret;
+      return tsCompressStringImp(buffer, len, output, outputSize);
     } else {
       assert(0);
       return -1;