diff --git a/src/os/src/detail/osSysinfo.c b/src/os/src/detail/osSysinfo.c
index befd6f1cbd8ffcd8f74b312b5df4530d1419045e..87764de839492cf52ecbc4e21f029edc5e4c656f 100644
--- a/src/os/src/detail/osSysinfo.c
+++ b/src/os/src/detail/osSysinfo.c
@@ -301,6 +301,7 @@ bool taosGetDisk() {
   struct statvfs info;
   const double   unit = 1024 * 1024 * 1024;
   
+#if 0
   if (tscEmbedded) {
     if (statvfs(tsDataDir, &info)) {
       //tsTotalDataDirGB = 0;
@@ -312,6 +313,7 @@ bool taosGetDisk() {
       tsAvailDataDirGB = (float)((double)info.f_bavail * (double)info.f_frsize / unit);
     }
   }
+#endif
 
   if (statvfs(tsLogDir, &info)) {
     //tsTotalLogDirGB = 0;
diff --git a/src/plugins/monitor/src/monitorMain.c b/src/plugins/monitor/src/monitorMain.c
index 048f839b728fd7ed2a74d59744ebff5d1223cc33..d5a661b31ee4028660e93bd3ad1f87e46e003446 100644
--- a/src/plugins/monitor/src/monitorMain.c
+++ b/src/plugins/monitor/src/monitorMain.c
@@ -20,6 +20,7 @@
 #include "tlog.h"
 #include "ttimer.h"
 #include "tutil.h"
+#include "tdisk.h"
 #include "tsystem.h"
 #include "tscUtil.h"
 #include "tsclient.h"
@@ -125,6 +126,10 @@ static void *monitorThreadFunc(void *param) {
       break;
     } else {
       taosGetDisk();
+      tdUpdateTiersInfo(tsDnodeTier);
+      const double unit = 1024 * 1024 * 1024;
+      tsTotalDataDirGB = tsDnodeTier->meta.tsize / unit;
+      tsAvailDataDirGB = tsDnodeTier->meta.avail / unit;
     }
 
     if (tsMonitor.start == 0) {