diff --git a/services/distributeddataservice/service/data_share/gaussdb_rd/src/common/src/db_config.cpp b/services/distributeddataservice/service/data_share/gaussdb_rd/src/common/src/db_config.cpp
index b5aed95ea0c27c736f1861d0b867fce12556f801..674dd3610af6e66cdb3ce8df3e15d566f237fc11 100644
--- a/services/distributeddataservice/service/data_share/gaussdb_rd/src/common/src/db_config.cpp
+++ b/services/distributeddataservice/service/data_share/gaussdb_rd/src/common/src/db_config.cpp
@@ -87,10 +87,11 @@ bool CheckRedoFlushConfig(const JsonObject &config, uint32_t &redoFlush)
     return CheckAndGetDBConfig(config, DB_CONFIG_REDO_FLUSH_BY_TRX, checkFunction, redoFlush);
 }
 
-bool CheckRedoBufSizeConfig(const JsonObject &config, uint32_t &redoBufSize)
+bool CheckRedoBufSizeConfig(const JsonObject &config, int32_t pageSize, uint32_t &redoBufSize)
 {
-    std::function<bool(uint32_t)> checkFunction = [](uint32_t val) {
-        return val >= MIN_REDO_BUFFER_SIZE && val <= MAX_REDO_BUFFER_SIZE;
+    std::function<bool(uint32_t)> checkFunction = [pageSize](uint32_t val) {
+        return val >= MIN_REDO_BUFFER_SIZE && val <= MAX_REDO_BUFFER_SIZE &&
+            val > static_cast<uint32_t>(pageSize * 63); // 63: pool size should be 63 times larger then pageSize
     };
     return CheckAndGetDBConfig(config, DB_CONFIG_REDO_PUB_BUFF_SIZE, checkFunction, redoBufSize);
 }
@@ -105,7 +106,7 @@ bool CheckMaxConnNumConfig(const JsonObject &config, int32_t &maxConnNum)
 
 bool CheckBufferPoolSizeConfig(const JsonObject &config, int32_t pageSize, uint32_t &redoBufSize)
 {
-    std::function<bool(uint32_t)> checkFunction = [&pageSize](uint32_t val) {
+    std::function<bool(uint32_t)> checkFunction = [pageSize](uint32_t val) {
         return val >= MIN_BUFFER_POOL_SIZE && val <= MAX_BUFFER_POOL_SIZE &&
             val >= static_cast<uint32_t>(pageSize * 64); // 64: pool size should be 64 times larger then pageSize
     };
@@ -171,7 +172,7 @@ DBConfig DBConfig::GetDBConfigFromJsonStr(const std::string &confStr, int &errCo
         return {};
     }
 
-    if (!CheckRedoBufSizeConfig(dbConfig, conf.redoPubBufSize_)) {
+    if (!CheckRedoBufSizeConfig(dbConfig, conf.pageSize_, conf.redoPubBufSize_)) {
         GLOGE("Check DB config 'redoPubBufSize' failed.");
         errCode = -E_INVALID_CONFIG_VALUE;
         return {};
diff --git a/services/distributeddataservice/service/data_share/gaussdb_rd/test/unittest/api/documentdb_api_test.cpp b/services/distributeddataservice/service/data_share/gaussdb_rd/test/unittest/api/documentdb_api_test.cpp
index ab4c1dfaa7856304b702e1bb01c61ceb2dac898d..3e0c86f7460ad5d8b4f32199dadf0de339ebdc60 100644
--- a/services/distributeddataservice/service/data_share/gaussdb_rd/test/unittest/api/documentdb_api_test.cpp
+++ b/services/distributeddataservice/service/data_share/gaussdb_rd/test/unittest/api/documentdb_api_test.cpp
@@ -488,6 +488,58 @@ HWTEST_F(DocumentDBApiTest, OpenDBConfigRedoFlushTest002, TestSize.Level0)
     EXPECT_EQ(status, GRD_INVALID_ARGS);
 }
 
+/**
+ * @tc.name: OpenDBConfigBufferPoolTest001
+ * @tc.desc: Test open document db with invalid config item bufferPoolSize
+ * @tc.type: FUNC
+ * @tc.require:
+ * @tc.author: lianhuix
+ */
+HWTEST_F(DocumentDBApiTest, OpenDBConfigBufferPoolTest001, TestSize.Level0)
+{
+    GRD_DB *db = nullptr;
+    std::string path = "./document.db";
+
+    int status = GRD_DBOpen(path.c_str(), R""({"pageSize":64,"bufferPoolSize":4096})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_OK);
+    EXPECT_EQ(GRD_DBClose(db, 0), GRD_OK);
+
+    status = GRD_DBOpen(path.c_str(), R""({"pageSize":64,"bufferPoolSize":4095})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_INVALID_ARGS);
+
+    status = GRD_DBOpen(path.c_str(), R""({"bufferPoolSize":1023})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_INVALID_ARGS);
+
+    status = GRD_DBOpen(path.c_str(), R""({"bufferPoolSize":4194304})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_INVALID_ARGS);
+}
+
+/**
+ * @tc.name: OpenDBConfigPubBuffTest001
+ * @tc.desc: Test open document db with invalid config item redopubbufsize
+ * @tc.type: FUNC
+ * @tc.require:
+ * @tc.author: lianhuix
+ */
+HWTEST_F(DocumentDBApiTest, OpenDBConfigPubBuffTest001, TestSize.Level0)
+{
+    GRD_DB *db = nullptr;
+    std::string path = "./document.db";
+
+    int status = GRD_DBOpen(path.c_str(), R""({"pageSize":64,"redopubbufsize":4033})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_OK);
+    EXPECT_EQ(GRD_DBClose(db, 0), GRD_OK);
+
+    status = GRD_DBOpen(path.c_str(), R""({"pageSize":64,"redopubbufsize":4032})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_INVALID_ARGS);
+
+    status = GRD_DBOpen(path.c_str(), R""({"redopubbufsize":255})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_INVALID_ARGS);
+
+    status = GRD_DBOpen(path.c_str(), R""({"redopubbufsize":16385})"", GRD_DB_OPEN_CREATE, &db);
+    EXPECT_EQ(status, GRD_INVALID_ARGS);
+}
+
 /**
  * @tc.name: OpenDBFlagTest001
  * @tc.desc: Test open document db with invalid flag