diff --git a/logs/pro_eld_mqtt_compare.log b/logs/pro_eld_mqtt_compare.log
deleted file mode 100755
index 458128e..0000000
--- a/logs/pro_eld_mqtt_compare.log
+++ /dev/null
@@ -1 +0,0 @@
-Error: Unable to access jarfile /home/zhangbiqiong/pro_eld_mqtt_compare/app/pro_eld_mqtt_compare-0.0.1-SNAPSHOT.jar
diff --git a/pom.xml b/pom.xml
index 5c926e0..bbdba5f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,6 +17,12 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.springframework.boot</groupId>
+                    <artifactId>spring-boot-starter-logging</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
 
         <dependency>
@@ -44,16 +50,6 @@
             <artifactId>spring-boot-starter-webflux</artifactId>
             <version>3.3.5</version>
         </dependency>
-        <dependency>
-            <groupId>org.apache.logging.log4j</groupId>
-            <artifactId>log4j-core</artifactId>
-            <version>2.19.0</version>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.logging.log4j</groupId>
-            <artifactId>log4j-slf4j2-impl</artifactId>
-            <version>2.19.0</version>
-        </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
@@ -79,6 +75,12 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-integration</artifactId>
         </dependency>
+
+        <!-- 替换默认日志系统为 Log4j2 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-log4j2</artifactId>
+        </dependency>
     </dependencies>
     <dependencyManagement>
         <dependencies>
diff --git a/src/main/java/com/ctgu/pro_eld_mqtt_compare/service/CompareService.java b/src/main/java/com/ctgu/pro_eld_mqtt_compare/service/CompareService.java
index e864227..854afb9 100644
--- a/src/main/java/com/ctgu/pro_eld_mqtt_compare/service/CompareService.java
+++ b/src/main/java/com/ctgu/pro_eld_mqtt_compare/service/CompareService.java
@@ -9,7 +9,7 @@ import com.ctgu.pro_eld_mqtt_compare.utils.TAG;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.ObjectMapper;
-import lombok.extern.slf4j.Slf4j;
+import lombok.extern.log4j.Log4j2;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
@@ -21,7 +21,7 @@ import java.util.stream.Collectors;
  * @Author Alex2
  * @Date 2025/7/4 10:34
  **/
-@Slf4j
+@Log4j2
 @Service
 public class CompareService {
 
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 744dab7..1de8cc3 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -15,4 +15,16 @@ mqtt:
     password: password123
     clientId: eld-mqtt
     topic: mqtt-anyfleet-to-eldapp
-    qos: 0
\ No newline at end of file
+    qos: 0
+logging:
+  level:
+    root: INFO                # 应用程序的默认日志级别为 INFO
+    com.ctgu: DEBUG           # com.ctgu 包下的类的日志级别设置为 DEBUG
+    org.apache.ibatis: INFO   # MyBatis 日志级别设置为 INFO
+    com.zaxxer.hikari: INFO   # HikariCP 的日志级别设置为 INFO
+    org.springframework.web.socket: DEBUG
+    org.springframework.web.socket.server.support: DEBUG
+    org:
+      springframework:
+        integration: DEBUG
+        messaging: DEBUG
\ No newline at end of file
diff --git a/src/main/resources/log4j2.xml b/src/main/resources/log4j2.xml
new file mode 100644
index 0000000..fac34fb
--- /dev/null
+++ b/src/main/resources/log4j2.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- status：内部日志级别，monitorInterval：每30秒检测一次配置文件是否有变化，自动重载 -->
+<Configuration status="WARN" monitorInterval="30">
+    <Properties>
+        <!-- 日志输出目录 -->
+        <Property name="LOG_HOME">logs</Property>
+
+        <!-- 通用日志输出格式 -->
+        <Property name="LOG_PATTERN">%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</Property>
+    </Properties>
+
+    <Appenders>
+        <!-- 控制台输出 -->
+        <Console name="Console" target="SYSTEM_OUT">
+            <PatternLayout pattern="${LOG_PATTERN}"/>
+        </Console>
+
+        <!-- Info 日志文件，支持时间和大小滚动 -->
+        <RollingFile name="InfoFile" fileName="${LOG_HOME}/app-info.log"
+                     filePattern="${LOG_HOME}/app-info-%d{yyyy-MM-dd}-%i.log.gz">
+            <PatternLayout pattern="${LOG_PATTERN}"/>
+
+            <Policies>
+                <!-- 超过指定大小就切割 -->
+                <SizeBasedTriggeringPolicy size="10 MB"/>
+                <!-- 每天切割一次 -->
+                <TimeBasedTriggeringPolicy/>
+            </Policies>
+
+            <!-- 最多保留15个历史文件 -->
+            <DefaultRolloverStrategy max="15"/>
+
+            <!-- 只接收 info 及以上，但不包含 error（error 会被 error_file 接收） -->
+            <Filters>
+                <ThresholdFilter level="info" onMatch="ACCEPT" onMismatch="DENY"/>
+            </Filters>
+        </RollingFile>
+
+        <!-- Error 日志文件，按时间/大小滚动 -->
+        <RollingFile name="ErrorFile" fileName="${LOG_HOME}/app-error.log"
+                     filePattern="${LOG_HOME}/app-error-%d{yyyy-MM-dd}-%i.log.gz">
+            <PatternLayout pattern="${LOG_PATTERN}"/>
+
+            <Policies>
+                <SizeBasedTriggeringPolicy size="10 MB"/>
+                <TimeBasedTriggeringPolicy/>
+            </Policies>
+
+            <DefaultRolloverStrategy max="15"/>
+
+            <!-- 只记录 error 级别日志 -->
+            <Filters>
+                <ThresholdFilter level="error" onMatch="ACCEPT" onMismatch="DENY"/>
+            </Filters>
+        </RollingFile>
+    </Appenders>
+
+    <Loggers>
+        <!-- com.ctgu 包下的类使用 debug 级别 -->
+        <Logger name="com.ctgu.log" level="debug" additivity="false">
+            <!-- 不向上（root）传递，防止重复打印 -->
+            <AppenderRef ref="Console"/>
+            <AppenderRef ref="InfoFile"/>
+            <AppenderRef ref="ErrorFile"/>
+        </Logger>
+
+        <!-- 默认全局日志级别，设为 info（低于 info 的日志不会打印） -->
+        <Root level="info">
+            <AppenderRef ref="Console"/>
+            <AppenderRef ref="InfoFile"/>
+            <AppenderRef ref="ErrorFile"/>
+        </Root>
+    </Loggers>
+</Configuration>
\ No newline at end of file