diff --git a/flink-doris-connector/src/main/java/org/apache/doris/flink/cfg/DorisExecutionOptions.java b/flink-doris-connector/src/main/java/org/apache/doris/flink/cfg/DorisExecutionOptions.java
index 09a467282..25bd497f9 100644
--- a/flink-doris-connector/src/main/java/org/apache/doris/flink/cfg/DorisExecutionOptions.java
+++ b/flink-doris-connector/src/main/java/org/apache/doris/flink/cfg/DorisExecutionOptions.java
@@ -358,9 +358,6 @@ public Builder setFlushQueueSize(int flushQueueSize) {
         }
 
         public Builder setBufferFlushIntervalMs(long bufferFlushIntervalMs) {
-            Preconditions.checkState(
-                    bufferFlushIntervalMs >= 1000,
-                    "bufferFlushIntervalMs must be greater than or equal to 1 second");
             this.bufferFlushIntervalMs = bufferFlushIntervalMs;
             return this;
         }
@@ -397,6 +394,8 @@ public DorisExecutionOptions build() {
                     && JSON.equals(streamLoadProp.getProperty(FORMAT_KEY))) {
                 streamLoadProp.put(READ_JSON_BY_LINE, true);
             }
+            checkParams();
+
             return new DorisExecutionOptions(
                     checkInterval,
                     maxRetries,
@@ -417,5 +416,17 @@ public DorisExecutionOptions build() {
                     writeMode,
                     ignoreCommitError);
         }
+
+        private void checkParams() {
+            Preconditions.checkState(
+                    bufferFlushIntervalMs >= 1000,
+                    "bufferFlushIntervalMs must be greater than or equal to 1 second");
+            Preconditions.checkState(
+                    bufferFlushMaxBytes >= 52428800,
+                    "bufferFlushMaxBytes must be greater than or equal to 52428800(50mb)");
+            Preconditions.checkState(
+                    bufferFlushMaxRows >= 50000,
+                    "bufferFlushMaxRows must be greater than or equal to 50000");
+        }
     }
 }
diff --git a/flink-doris-connector/src/test/java/org/apache/doris/flink/sink/DorisSinkITCase.java b/flink-doris-connector/src/test/java/org/apache/doris/flink/sink/DorisSinkITCase.java
index aa3d00dae..25d3a7a21 100644
--- a/flink-doris-connector/src/test/java/org/apache/doris/flink/sink/DorisSinkITCase.java
+++ b/flink-doris-connector/src/test/java/org/apache/doris/flink/sink/DorisSinkITCase.java
@@ -208,8 +208,8 @@ public void testTableBatch() throws Exception {
                                 + " 'sink.enable.batch-mode' = 'true',"
                                 + " 'sink.enable-delete' = 'true',"
                                 + " 'sink.flush.queue-size' = '2',"
-                                + " 'sink.buffer-flush.max-rows' = '1',"
-                                + " 'sink.buffer-flush.max-bytes' = '5',"
+                                + " 'sink.buffer-flush.max-rows' = '100000',"
+                                + " 'sink.buffer-flush.max-bytes' = '5000000',"
                                 + " 'sink.buffer-flush.interval' = '10s'"
                                 + ")",
                         getFenodes(),
@@ -295,8 +295,8 @@ public void testTableGroupCommit() throws Exception {
                                 + " 'sink.enable.batch-mode' = 'true',"
                                 + " 'sink.enable-delete' = 'true',"
                                 + " 'sink.flush.queue-size' = '2',"
-                                + " 'sink.buffer-flush.max-rows' = '3',"
-                                + " 'sink.buffer-flush.max-bytes' = '5000',"
+                                + " 'sink.buffer-flush.max-rows' = '300000',"
+                                + " 'sink.buffer-flush.max-bytes' = '5000000',"
                                 + " 'sink.buffer-flush.interval' = '10s'"
                                 + ")",
                         getFenodes(),