diff --git a/src/common/backend/utils/misc/guc/guc_storage.cpp b/src/common/backend/utils/misc/guc/guc_storage.cpp
index d88ef70ff958c6edd15ef1a602174d82f569f027..7640322df2624bff68ea2df415a5f9f474241900 100755
--- a/src/common/backend/utils/misc/guc/guc_storage.cpp
+++ b/src/common/backend/utils/misc/guc/guc_storage.cpp
@@ -214,6 +214,8 @@ static bool check_and_assign_namespace_oids(List* elemlist);
 static bool check_and_assign_general_oids(List* elemlist);
 static int GetLengthAndCheckReplConn(const char* ConnInfoList);
 
+static bool check_most_available_sync_param(bool* newval, void** extra, GucSource source);
+
 static bool check_ss_interconnect_url(char **newval, void **extra, GucSource source);
 static bool check_ss_ock_log_path(char **newval, void **extra, GucSource source);
 static bool check_ss_interconnect_type(char **newval, void **extra, GucSource source);
@@ -277,6 +279,7 @@ static bool check_logical_decode_options_default(char** newval, void** extra, Gu
 static void assign_logical_decode_options_default(const char* newval, void* extra);
 static bool check_uwal_devices_path(char** newval, void** extra, GucSource source);
 static bool check_uwal_log_path(char** newval, void** extra, GucSource source);
+static bool check_enable_uwal(bool* newval, void** extra, GucSource source);
 static void assign_recovery_parallelism(int newval, void* extra);
 
 static const struct config_enum_entry resource_track_log_options[] = {
@@ -811,7 +814,7 @@ static void InitStorageConfigureNamesBool()
             },
             &u_sess->attr.attr_storage.guc_most_available_sync,
             false,
-            NULL,
+            check_most_available_sync_param,
             NULL,
             NULL},
         {{"enable_show_any_tuples",
@@ -1380,7 +1383,7 @@ static void InitStorageConfigureNamesBool()
             NULL},
             &g_instance.attr.attr_storage.enable_uwal,
             false,
-            NULL,
+            check_enable_uwal,
             NULL,
             NULL},
         {{"uwal_rpc_compression_switch",
@@ -6582,6 +6585,18 @@ static int GetLengthAndCheckReplConn(const char* ConnInfoList)
     return repl_len;
 }
 
+static bool check_most_available_sync_param(bool* newval, void** extra, GucSource source)
+{
+    if (source == PGC_S_DEFAULT) {
+        return true;
+    }
+    if (*newval && g_instance.attr.attr_storage.enable_uwal) {
+        ereport(ERROR, (errmsg("Do not allow both enable uwal and most_available_sync")));
+        return false;
+    }
+    return true;
+}
+
 static bool check_ss_interconnect_type(char **newval, void **extra, GucSource source)
 {
     return (strcmp("TCP", *newval) == 0 || strcmp("RDMA", *newval) == 0);
@@ -7139,6 +7154,18 @@ static bool check_uwal_log_path(char **newval, void **extra, GucSource source)
     return true;
 }
 
+static bool check_enable_uwal(bool* newval, void** extra, GucSource source)
+{
+    if (source == PGC_S_DEFAULT) {
+        return true;
+    }
+    if (*newval && u_sess->attr.attr_storage.guc_most_available_sync) {
+        ereport(ERROR, (errmsg("Do not allow both enable uwal and most_available_sync")));
+        return false;
+    }
+    return true;
+}
+
 static bool check_ss_work_thread_pool_attr(char** newval, void** extra, GucSource source)
 {
     if (newval == NULL || *newval == NULL || **newval == '\0') {
diff --git a/src/gausskernel/storage/gs_uwal/gs_uwal.cpp b/src/gausskernel/storage/gs_uwal/gs_uwal.cpp
index c027df8af2a9eecf2c9bc1725c6d2c2d5a531d9c..73d8b663275da450f592ae500c2897ee54d127a3 100644
--- a/src/gausskernel/storage/gs_uwal/gs_uwal.cpp
+++ b/src/gausskernel/storage/gs_uwal/gs_uwal.cpp
@@ -448,6 +448,11 @@ int GsUwalInit(ServerMode serverMode)
         }
     }
 
+    if ((volatile bool)u_sess->attr.attr_storage.guc_most_available_sync) {
+        ereport(ERROR, (errmsg("uwal only support most_available_sync is 'off'")));
+        return ret;
+    }
+
     if (GsUwalLoadSymbols() != 0) {
         ereport(ERROR, (errmsg("failed to dlopen libuwal.so")));
         return ret;