diff --git a/src/balance/src/balance.c b/src/balance/src/balance.c
index 53ed860aa16e7733e656c965feb75f88d0d26311..53638f1025a2d6b873d43a52b654b9efa3cfe132 100644
--- a/src/balance/src/balance.c
+++ b/src/balance/src/balance.c
@@ -214,8 +214,8 @@ static bool balanceCheckVgroupReady(SVgObj *pVgroup, SVnodeGid *pRmVnode) {
  * desc: remove one vnode from vgroup
  * all vnodes in vgroup should in ready state, except the balancing one
  **/
-static void balanceRemoveVnode(SVgObj *pVgroup) {
-  if (pVgroup->numOfVnodes <= 1) return;
+static int32_t balanceRemoveVnode(SVgObj *pVgroup) {
+  if (pVgroup->numOfVnodes <= 1) return -1;
 
   SVnodeGid *pRmVnode = NULL;
   SVnodeGid *pSelVnode = NULL;
@@ -258,9 +258,11 @@ static void balanceRemoveVnode(SVgObj *pVgroup) {
 
   if (!balanceCheckVgroupReady(pVgroup, pSelVnode)) {
     mDebug("vgId:%d, is not ready", pVgroup->vgId);
+    return -1;
   } else {
     mDebug("vgId:%d, is ready, discard dnode:%d", pVgroup->vgId, pSelVnode->dnodeId);
     balanceDiscardVnode(pVgroup, pSelVnode);
+    return TSDB_CODE_SUCCESS;
   }
 }
 
@@ -407,22 +409,22 @@ static int32_t balanceMonitorVgroups() {
 
     int32_t dbReplica = pVgroup->pDb->cfg.replications;
     int32_t vgReplica = pVgroup->numOfVnodes;
+    int32_t code = -1;
     
     if (vgReplica > dbReplica) {
       mInfo("vgId:%d, replica:%d numOfVnodes:%d, try remove one vnode", pVgroup->vgId, dbReplica, vgReplica);
       hasUpdatingVgroup = true;
-      balanceRemoveVnode(pVgroup);
+      code = balanceRemoveVnode(pVgroup);
     } else if (vgReplica < dbReplica) {
       mInfo("vgId:%d, replica:%d numOfVnodes:%d, try add one vnode", pVgroup->vgId, dbReplica, vgReplica);
       hasUpdatingVgroup = true;
-      int32_t code = balanceAddVnode(pVgroup, NULL, NULL);
-      if (code == TSDB_CODE_SUCCESS) {
-        mnodeDecVgroupRef(pVgroup);
-        break;
-      }
+      code = balanceAddVnode(pVgroup, NULL, NULL);
     }
 
     mnodeDecVgroupRef(pVgroup);
+    if (code == TSDB_CODE_SUCCESS) {
+      break;
+    }
   }
 
   sdbFreeIter(pIter);
diff --git a/src/mnode/src/mnodeProfile.c b/src/mnode/src/mnodeProfile.c
index 85457d7a26b84adfd383d447c84604c15a436cee..01a824baa78a9bb109a22e3090e2fd21e5b68850 100644
--- a/src/mnode/src/mnodeProfile.c
+++ b/src/mnode/src/mnodeProfile.c
@@ -35,8 +35,8 @@
 #include "mnodeVgroup.h"
 #include "mnodeWrite.h"
 
-#define CONN_KEEP_TIME  (tsShellActivityTimer * 3)
-#define CONN_CHECK_TIME (tsShellActivityTimer * 2)
+#define CONN_KEEP_TIME  (tsShellActivityTimer * 3000)
+#define CONN_CHECK_TIME (tsShellActivityTimer * 2000)
 #define QUERY_ID_SIZE   20
 #define QUERY_STREAM_SAVE_SIZE 20
 
diff --git a/src/mnode/src/mnodeShow.c b/src/mnode/src/mnodeShow.c
index 9983c111f60602b00fd60749c6d17f86f7bf1a63..8a84b66a333bd22a881ddc8ca6c13c10a6661de5 100644
--- a/src/mnode/src/mnodeShow.c
+++ b/src/mnode/src/mnodeShow.c
@@ -377,7 +377,8 @@ static bool mnodeCheckShowFinished(SShowObj *pShow) {
 }
 
 static bool mnodeAccquireShowObj(SShowObj *pShow) {
-  SShowObj **ppShow = taosCacheAcquireByKey(tsMnodeShowCache, &pShow, sizeof(int64_t));
+  uint64_t handleVal = (uint64_t)pShow;
+  SShowObj **ppShow = taosCacheAcquireByKey(tsMnodeShowCache, &handleVal, sizeof(int64_t));
   if (ppShow) {
     mDebug("%p, show is accquired from cache, data:%p, index:%d", pShow, ppShow, pShow->index);
     return true;
@@ -389,7 +390,8 @@ static bool mnodeAccquireShowObj(SShowObj *pShow) {
 static void* mnodePutShowObj(SShowObj *pShow) {
   if (tsMnodeShowCache != NULL) {
     pShow->index = atomic_add_fetch_32(&tsShowObjIndex, 1);
-    SShowObj **ppShow = taosCachePut(tsMnodeShowCache, &pShow, sizeof(int64_t), &pShow, sizeof(int64_t), 6);
+    uint64_t handleVal = (uint64_t)pShow;
+    SShowObj **ppShow = taosCachePut(tsMnodeShowCache, &handleVal, sizeof(int64_t), &pShow, sizeof(int64_t), 6000);
     pShow->ppShow = (void**)ppShow;
     mDebug("%p, show is put into cache, data:%p index:%d", pShow, ppShow, pShow->index);
     return pShow;
diff --git a/src/plugins/http/src/httpContext.c b/src/plugins/http/src/httpContext.c
index ad0d302c8249065c95398bb76cda139e6bee7fac..5ef3c9a66efd35ce37eca96d52022f3a9cceeaa9 100644
--- a/src/plugins/http/src/httpContext.c
+++ b/src/plugins/http/src/httpContext.c
@@ -108,7 +108,8 @@ HttpContext *httpCreateContext(int32_t fd) {
   pContext->lastAccessTime = taosGetTimestampSec();
   pContext->state = HTTP_CONTEXT_STATE_READY;
 
-  HttpContext **ppContext = taosCachePut(tsHttpServer.contextCache, &pContext, sizeof(int64_t), &pContext, sizeof(int64_t), 3);
+  uint64_t handleVal = (uint64_t)pContext;
+  HttpContext **ppContext = taosCachePut(tsHttpServer.contextCache, &handleVal, sizeof(int64_t), &pContext, sizeof(int64_t), 3000);
   pContext->ppContext = ppContext;
   httpDebug("context:%p, fd:%d, is created, data:%p", pContext, fd, ppContext);
 
@@ -119,7 +120,8 @@ HttpContext *httpCreateContext(int32_t fd) {
 }
 
 HttpContext *httpGetContext(void *ptr) {
-  HttpContext **ppContext = taosCacheAcquireByKey(tsHttpServer.contextCache, &ptr, sizeof(HttpContext *));
+  uint64_t handleVal = (uint64_t)ptr;
+  HttpContext **ppContext = taosCacheAcquireByKey(tsHttpServer.contextCache, &handleVal, sizeof(HttpContext *));
 
   if (ppContext) {
     HttpContext *pContext = *ppContext;
diff --git a/src/plugins/http/src/httpSession.c b/src/plugins/http/src/httpSession.c
index ad57f0fc29527a09c66047d77a6f7126bfa17f27..f19679e0723cb392dfb78040424b7f7e02913fcc 100644
--- a/src/plugins/http/src/httpSession.c
+++ b/src/plugins/http/src/httpSession.c
@@ -34,7 +34,7 @@ void httpCreateSession(HttpContext *pContext, void *taos) {
   session.refCount = 1;
   int32_t len = snprintf(session.id, HTTP_SESSION_ID_LEN, "%s.%s", pContext->user, pContext->pass);
 
-  pContext->session = taosCachePut(server->sessionCache, session.id, len, &session, sizeof(HttpSession), tsHttpSessionExpire);
+  pContext->session = taosCachePut(server->sessionCache, session.id, len, &session, sizeof(HttpSession), tsHttpSessionExpire * 1000);
   // void *temp = pContext->session;
   // taosCacheRelease(server->sessionCache, (void **)&temp, false);