diff --git a/common/src/main/java/org/apache/rocketmq/common/BrokerConfig.java b/common/src/main/java/org/apache/rocketmq/common/BrokerConfig.java
index a6169d74d1..e3d47c393d 100644
--- a/common/src/main/java/org/apache/rocketmq/common/BrokerConfig.java
+++ b/common/src/main/java/org/apache/rocketmq/common/BrokerConfig.java
@@ -187,6 +187,9 @@ public class BrokerConfig {
 
     private boolean autoDeleteUnusedStats = false;
 
+    /**
+     * Whether to distinguish log paths when multiple brokers are deployed on the same machine
+     */
     private boolean isolateLogEnable = false;
 
     public static String localHostName() {