diff --git a/src/sync/src/syncMain.c b/src/sync/src/syncMain.c
index 2cbc65c03d45c6f0694c8643a69b134885b522a2..26b65865879219a7774e581bcc325b1dff877ef3 100644
--- a/src/sync/src/syncMain.c
+++ b/src/sync/src/syncMain.c
@@ -686,7 +686,7 @@ static void syncCheckRole(SSyncPeer *pPeer, SPeerStatus* peersStatus, int8_t new
   if (pMaster) {
     // master is there
     pNode->pMaster = pMaster;
-    sDebug("%s, it is the master, replica:^%d sver:%" PRIu64, pMaster->id, pNode->replica, pMaster->version);
+    sDebug("%s, it is the master, replica:%d sver:%" PRIu64, pMaster->id, pNode->replica, pMaster->version);
 
     if (syncValidateMaster(pPeer) < 0) return;
 
diff --git a/src/sync/src/syncRestore.c b/src/sync/src/syncRestore.c
index 8651879eb6cb06ff629c694f128b6107bf8f19a2..df504eca603530234b752fac4883bcd80f3ed92b 100644
--- a/src/sync/src/syncRestore.c
+++ b/src/sync/src/syncRestore.c
@@ -90,15 +90,18 @@ static int32_t syncRestoreFile(SSyncPeer *pPeer, uint64_t *fversion) {
       break;
     }
 
+    sDebug("%s, file:%s info is received from master, index:%d size:%" PRId64 " fver:%" PRIu64 " magic:%d", pPeer->id,
+           minfo.name, minfo.index, minfo.size, minfo.fversion, minfo.magic);
+
     // remove extra files on slave between the current and last index
     syncRemoveExtraFile(pPeer, pindex + 1, minfo.index - 1);
     pindex = minfo.index;
 
     // check the file info
     sinfo = minfo;
-    sDebug("%s, get file:%s info size:%" PRId64, pPeer->id, minfo.name, minfo.size);
-    sinfo.magic = (*pNode->getFileInfo)(pNode->vgId, sinfo.name, &sinfo.index, TAOS_SYNC_MAX_INDEX, &sinfo.size,
-                                        &sinfo.fversion);
+    sinfo.magic = (*pNode->getFileInfo)(pNode->vgId, sinfo.name, &sinfo.index, TAOS_SYNC_MAX_INDEX, &sinfo.size, &sinfo.fversion);
+    sDebug("%s, local file:%s info, index:%d size:%" PRId64 " fver:%" PRIu64 " magic:%d", pPeer->id, sinfo.name,
+           sinfo.index, sinfo.size, sinfo.fversion, sinfo.magic);
 
     // if file not there or magic is not the same, file shall be synced
     memset(&fileAck, 0, sizeof(SFileAck));
@@ -116,6 +119,8 @@ static int32_t syncRestoreFile(SSyncPeer *pPeer, uint64_t *fversion) {
     if (fileAck.sync == 0) {
       sDebug("%s, %s is the same", pPeer->id, minfo.name);
       continue;
+    } else {
+      sDebug("%s, %s will be received, size:%" PRId64, pPeer->id, minfo.name, minfo.size);
     }
 
     // if sync is required, open file, receive from master, and write to file
diff --git a/src/sync/src/syncRetrieve.c b/src/sync/src/syncRetrieve.c
index 02d990313e8c95518e22939c8ab0d41ad05604c2..6a70835c31c1317077ae4c13b77ef7b0f6deb9cc 100644
--- a/src/sync/src/syncRetrieve.c
+++ b/src/sync/src/syncRetrieve.c
@@ -104,7 +104,8 @@ static int32_t syncRetrieveFile(SSyncPeer *pPeer) {
     fileInfo.magic = (*pNode->getFileInfo)(pNode->vgId, fileInfo.name, &fileInfo.index, TAOS_SYNC_MAX_INDEX,
                                            &fileInfo.size, &fileInfo.fversion);
     syncBuildFileInfo(&fileInfo, pNode->vgId);
-    sDebug("%s, file:%s info is sent, size:%" PRId64, pPeer->id, fileInfo.name, fileInfo.size);
+    sDebug("%s, file:%s info is sent, index:%d size:%" PRId64 " fver:%" PRIu64 " magic:%d", pPeer->id, fileInfo.name,
+           fileInfo.index, fileInfo.size, fileInfo.fversion, fileInfo.magic);
 
     // send the file info
     int32_t ret = taosWriteMsg(pPeer->syncFd, &(fileInfo), sizeof(SFileInfo));
@@ -144,6 +145,8 @@ static int32_t syncRetrieveFile(SSyncPeer *pPeer) {
       fileInfo.index++;
       sDebug("%s, %s is the same", pPeer->id, fileInfo.name);
       continue;
+    } else {
+      sDebug("%s, %s will be sent", pPeer->id, fileInfo.name);
     }
 
     // get the full path to file
diff --git a/tests/script/unique/db/replica_add12.sim b/tests/script/unique/db/replica_add12.sim
index 751dca855eaf558a842790e71c71c3354f8b703c..9ad03a9b152b124a8d1583556553d66ac552cb81 100644
--- a/tests/script/unique/db/replica_add12.sim
+++ b/tests/script/unique/db/replica_add12.sim
@@ -230,6 +230,7 @@ print online vnodes $data03
 if $data03 != 2 then
 	goto step6
 endi
+sleep 1000
 
 sql insert into d1.t1 values(now, 3)
 sql insert into d2.t2 values(now, 3)
@@ -307,6 +308,7 @@ print online vnodes $data03
 if $data03 != 2 then
 	goto step7
 endi
+sleep 1000
 
 sql insert into d1.t1 values(now, 5)
 sql insert into d2.t2 values(now, 5)
diff --git a/tests/script/unique/db/replica_add13.sim b/tests/script/unique/db/replica_add13.sim
index f1158aad80857604f9d050cfc2e36e9b3517ac28..6bf252119754629ade4da9c3622497105d853c2f 100644
--- a/tests/script/unique/db/replica_add13.sim
+++ b/tests/script/unique/db/replica_add13.sim
@@ -238,6 +238,7 @@ print online vnodes $data03
 if $data03 != 3 then
 	goto step6
 endi
+sleep 1000
 
 system sh/exec.sh -n dnode3 -s stop -x SIGINT
 sleep 5000
@@ -307,6 +308,7 @@ print online vnodes $data03
 if $data03 != 3 then
 	goto step7
 endi
+sleep 1000
 
 system sh/exec.sh -n dnode4 -s stop -x SIGINT
 sleep 5000
@@ -372,6 +374,7 @@ print online vnodes $data03
 if $data03 != 3 then
 	goto step8
 endi
+sleep 1000
 
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
 sleep 5000
diff --git a/tests/script/unique/db/replica_add23.sim b/tests/script/unique/db/replica_add23.sim
index 529bf4628cf6143347947a948d1a88a44cf057d6..698973802da0ad14763b66b1947ea9ea89dbcdf3 100644
--- a/tests/script/unique/db/replica_add23.sim
+++ b/tests/script/unique/db/replica_add23.sim
@@ -239,6 +239,7 @@ print online vnodes $data03
 if $data03 != 3 then
 	goto step6
 endi
+sleep 1000
 
 system sh/exec.sh -n dnode3 -s stop -x SIGINT
 sleep 5000
@@ -304,6 +305,7 @@ print online vnodes $data03
 if $data03 != 3 then
 	goto step7
 endi
+sleep 1000
 
 system sh/exec.sh -n dnode4 -s stop -x SIGINT
 sleep 5000
@@ -369,6 +371,7 @@ print online vnodes $data03
 if $data03 != 3 then
 	goto step8
 endi
+sleep 1000
 
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
 sleep 5000
diff --git a/tests/script/unique/db/replica_part.sim b/tests/script/unique/db/replica_part.sim
index b2dd3756bd67b484989ed3efa07b8be6a7605e1e..376f1bc37b0f393caa471755a2fe848c8e9494fe 100644
--- a/tests/script/unique/db/replica_part.sim
+++ b/tests/script/unique/db/replica_part.sim
@@ -141,6 +141,7 @@ print online vnodes $data03
 if $data03 != 2 then
 	goto step3
 endi
+sleep 1000
 
 print ========= step4
 sql insert into d1.t1 values(now, 2)
@@ -220,6 +221,7 @@ print online vnodes $data03
 if $data03 != 2 then
 	goto step6
 endi
+sleep 1000
 
 system sh/exec.sh -n dnode3 -s stop -x SIGINT
 sleep 5000
@@ -268,6 +270,7 @@ print online vnodes $data03
 if $data03 != 2 then
 	goto step7
 endi
+sleep 1000
 
 sql insert into d1.t1 values(now, 5)
 sql insert into d2.t2 values(now, 5)