diff --git a/src/kit/shell/src/shellEngine.c b/src/kit/shell/src/shellEngine.c
index bf19394d05da9428e03267ab9bed96f33d6ebd91..efc37403b46f2bfdd8e40eecd2ff53d00af6cd8a 100644
--- a/src/kit/shell/src/shellEngine.c
+++ b/src/kit/shell/src/shellEngine.c
@@ -254,8 +254,12 @@ int32_t shellRunCommand(TAOS* con, char* command) {
     }
 
     if (c == '\\') {
-      esc = true;
-      continue;
+      if (quote != 0 && (*command == '_' || *command == '\\')) {
+        //DO nothing 
+      } else {
+        esc = true;
+        continue;
+      }
     }
 
     if (quote == c) {
diff --git a/src/util/src/tcompare.c b/src/util/src/tcompare.c
index 36480418c938057efaa49b8ccfc1778c977d91b5..cbb67470524cbe8c028d0c9965cee4e744b8ce10 100644
--- a/src/util/src/tcompare.c
+++ b/src/util/src/tcompare.c
@@ -262,6 +262,7 @@ int patternMatch(const char *patterStr, const char *str, size_t size, const SPat
     c1 = str[j++];
     
     if (j <= size) {
+      if (c == '\\' && patterStr[i] == '_' && c1 == '_') { i++; continue; }
       if (c == c1 || tolower(c) == tolower(c1) || (c == pInfo->matchOne && c1 != 0)) {
         continue;
       }