diff --git a/src/share/parameter/ob_parameter_seed.ipp b/src/share/parameter/ob_parameter_seed.ipp
index b12d004ff2cdd81b9d0c31fd85dd2dc78a542984..0e7478ebfd83fae376149aca81cc7acfc0500c8c 100644
--- a/src/share/parameter/ob_parameter_seed.ipp
+++ b/src/share/parameter/ob_parameter_seed.ipp
@@ -950,6 +950,10 @@ DEF_INT(minor_freeze_times, OB_CLUSTER_PARAMETER, "100", "[0, 65535]",
     ObParameterAttr(Section::TENANT, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
 DEF_INT(minor_compact_trigger, OB_CLUSTER_PARAMETER, "2", "[0,16]", "minor_compact_trigger, Range: [0,16] in integer",
     ObParameterAttr(Section::TENANT, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
+DEF_BOOL(_enable_compaction_diagnose, OB_CLUSTER_PARAMETER, "False",
+    "enable compaction diagnose function"
+    "Value:  True:turned on;  False: turned off",
+    ObParameterAttr(Section::OBSERVER, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
 DEF_CAP(_private_buffer_size, OB_CLUSTER_PARAMETER, "2M",
     "[0B,)"
     "the trigger remaining data size within transaction for immediate logging, 0B represents not trigger immediate "
diff --git a/src/storage/compaction/ob_partition_merge_util.cpp b/src/storage/compaction/ob_partition_merge_util.cpp
index ece42f85bbd9ffaab1aa383706fb4209687769d1..4515cc7194f1fab3543343232bfbb31cbc6f3464 100644
--- a/src/storage/compaction/ob_partition_merge_util.cpp
+++ b/src/storage/compaction/ob_partition_merge_util.cpp
@@ -1726,7 +1726,9 @@ int ObPartitionMergeUtil::merge_partition(memtable::ObIMemtableCtxFactory* memct
                   K(ret),
                   K(partition_fuser->get_compact_type()),
                   K(*partition_fuser->get_result_row()));
-              ObTableDumper::print_error_info(ret, ctx, macro_row_iters);
+              if (GCONF._enable_compaction_diagnose) {
+                ObTableDumper::print_error_info(ret, ctx, macro_row_iters);
+              }
             } else if (OB_FAIL(partition_fuser->calc_column_checksum(false))) {
               LOG_WARN("Failed to calculate column checksum", K(ret));
             }
diff --git a/src/storage/ob_partition_storage.cpp b/src/storage/ob_partition_storage.cpp
index 174f33ed1b2122070d73a956ce6844113f7ed3cb..2b1b2c64d6eb3a02aa77780cd740e6510ede74ca 100644
--- a/src/storage/ob_partition_storage.cpp
+++ b/src/storage/ob_partition_storage.cpp
@@ -7691,7 +7691,7 @@ int ObPartitionStorage::validate_sstables(
         } else if (OB_FAIL(validate_sstable(row_count, index_table, column_checksum_map))) {
           if (OB_ERR_PRIMARY_KEY_DUPLICATE == ret) {
             handle_error_index_table(*index_table, index_stats, ret);
-            if (OB_ERR_PRIMARY_KEY_DUPLICATE == ret) {
+            if (OB_ERR_PRIMARY_KEY_DUPLICATE == ret && GCONF._enable_compaction_diagnose) {
               dump_error_info(*main_sstable, *index_table);
             }
           } else {
diff --git a/src/storage/ob_sstable_dump_error_info.cpp b/src/storage/ob_sstable_dump_error_info.cpp
index 0429e63788f9054b30d6162b4e7ee67599cc28c7..edf1220d93c7d8b092e978fc99f0ecc35927bc4c 100644
--- a/src/storage/ob_sstable_dump_error_info.cpp
+++ b/src/storage/ob_sstable_dump_error_info.cpp
@@ -228,8 +228,18 @@ int ObSSTableDumpErrorInfo::find_extra_row(
           STORAGE_LOG(WARN, "failed to check row", K(ret));
         }
         ++iter_row_cnt;
+        if (nullptr != getter) {
+          allocator_.free(getter);
+          getter = nullptr;
+        }
       }  // end of while
     }
+
+    if (nullptr != scanner) {
+      allocator_.free(scanner);
+      scanner = nullptr;
+    }
+
     if (OB_SUCC(ret)) {
       if (found_row_cnt + sstable2.get_meta().row_count_ != sstable1.get_meta().row_count_) {
         ret = OB_ERR_UNEXPECTED;