diff --git a/utils/tsim/src/simExe.c b/utils/tsim/src/simExe.c
index 394b168b08..bea839057e 100644
--- a/utils/tsim/src/simExe.c
+++ b/utils/tsim/src/simExe.c
@@ -37,15 +37,15 @@ void simLogSql(char *sql, bool useSharp) {
 
 char *simParseHostName(char *varName) {
   static char hostName[140];
-//#ifdef WINDOWS
-//  hostName[0] = '\"';
-//  taosGetFqdn(&hostName[1]);
-//  int strEndIndex = strlen(hostName);
-//  hostName[strEndIndex] = '\"';
-//  hostName[strEndIndex + 1] = '\0';
-//#else
+  //#ifdef WINDOWS
+  //  hostName[0] = '\"';
+  //  taosGetFqdn(&hostName[1]);
+  //  int strEndIndex = strlen(hostName);
+  //  hostName[strEndIndex] = '\"';
+  //  hostName[strEndIndex + 1] = '\0';
+  //#else
   sprintf(hostName, "%s", "localhost");
-//#endif
+  //#endif
   return hostName;
 }
 
@@ -276,12 +276,16 @@ int32_t simExecuteExpression(SScript *script, char *exp) {
     if (op1[0] == '=') {
       strcpy(simGetVariable(script, var1 + 1, var1Len - 1), t3);
     } else if (op1[0] == '<') {
-      val0 = atoi(t0);
-      val1 = atoi(t3);
+      int64_t val0 = atoll(t0);
+      int64_t val1 = atoll(t3);
+      // val0 = atoi(t0);
+      // val1 = atoi(t3);
       if (val0 >= val1) result = -1;
     } else if (op1[0] == '>') {
-      val0 = atoi(t0);
-      val1 = atoi(t3);
+      int64_t val0 = atoll(t0);
+      int64_t val1 = atoll(t3);
+      // val0 = atoi(t0);
+      // val1 = atoi(t3);
       if (val0 <= val1) result = -1;
     }
   } else {
@@ -378,16 +382,14 @@ bool simExecuteRunBackCmd(SScript *script, char *option) {
   return true;
 }
 
-void simReplaceDirSep (char *buf){
+void simReplaceDirSep(char *buf) {
 #ifdef WINDOWS
-  int i=0;
-  while(buf[i] != '\0')
-  {
-      if(buf[i] == '/')
-      {
-          buf[i] = '\\';
-      }
-      i++;
+  int i = 0;
+  while (buf[i] != '\0') {
+    if (buf[i] == '/') {
+      buf[i] = '\\';
+    }
+    i++;
   }
 #endif
 }
@@ -505,7 +507,7 @@ bool simExecuteSystemContentCmd(SScript *script, char *option) {
 }
 
 bool simExecuteSetBIModeCmd(SScript *script, char *option) {
-  char    buf[1024];
+  char buf[1024];
 
   simVisuallizeOption(script, option, buf);
   option = buf;