diff --git a/common/common_func.cpp b/common/common_func.cpp
index ffcd0a2..1fd6422 100644
--- a/common/common_func.cpp
+++ b/common/common_func.cpp
@@ -986,10 +986,20 @@ void GetSysStatusCMT(int& cpu_use,int& mem_use,int& disk_remain,int& cpu_temp)
     }
     char hardTotal[32];
     char hardFree[32];
+    char rateHardUse[32];
     char chRes[100];
     memset(chRes, 0, 100);
-    getDiskInfo(hardTotal, hardFree);
+
+    char hardName[32];
+    char hardUse[32];
+    const char *getEmmcInfo = "df -h | grep /opt";
+    system_custom(getEmmcInfo, chRes);
+    sscanf(chRes, "%s%s%s%s%s", hardName, hardTotal, hardUse, hardFree, rateHardUse);
+
+    std::string strhardTotal(hardTotal);
     std::string strhardFree(hardFree);
+    std::string strrateHardUse(rateHardUse);
+
     char key[128] = {0};
     memset(key, 0, sizeof(key));
     sprintf(key, "/sys/class/thermal/thermal_zone0/temp");