diff --git a/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java b/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java
index e7e7d2b..adcb1fe 100644
--- a/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java
+++ b/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java
@@ -5,6 +5,7 @@ import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
 import com.serliunx.ddns.constant.InstanceSource;
 import com.serliunx.ddns.constant.InstanceType;
+import com.serliunx.ddns.support.InstanceContextHolder;
 import com.serliunx.ddns.support.NetworkContextHolder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -22,6 +23,7 @@ import static com.serliunx.ddns.constant.SystemConstants.XML_ROOT_INSTANCE_NAME;
 public abstract class AbstractInstance implements Instance {
 
     private static final Logger log = LoggerFactory.getLogger(AbstractInstance.class);
+
     /**
      * 实例名称
      * <li> 全局唯一
@@ -69,20 +71,28 @@ public abstract class AbstractInstance implements Instance {
     public void run() {
         if (isPause()) // 暂停态检查, 已暂停则不继续进行.
             return;
+        // 设置实例信息
+        InstanceContextHolder.setInstance(this);
+        log.debug("正在尝试查询IP信息.");
         value = query();
         final String ipAddress = NetworkContextHolder.getIpAddress();
         try {
             if (value != null && !value.isEmpty()
                     && ipAddress != null && !ipAddress.isEmpty()) {
-                if (value.equals(ipAddress))
+                if (value.equals(ipAddress)) {
+                    log.debug("最新记录的IP与当前IP地址一致, 无需更新.");
                     return;
+                }
             }
+            log.debug("正在尝试将记录旧IP: {} 更新为: {}", value, ipAddress);
             value = ipAddress;
             run0();
         } catch (Exception e) {
             log.error(e.getMessage());
         } finally {
             this.value = null;
+            // 移除实例信息
+            InstanceContextHolder.clear();
         }
     }
 
diff --git a/src/main/java/com/serliunx/ddns/core/instance/AliyunInstance.java b/src/main/java/com/serliunx/ddns/core/instance/AliyunInstance.java
index 6bf2353..bcdc690 100644
--- a/src/main/java/com/serliunx/ddns/core/instance/AliyunInstance.java
+++ b/src/main/java/com/serliunx/ddns/core/instance/AliyunInstance.java
@@ -100,7 +100,7 @@ public class AliyunInstance extends AbstractInstance {
                                 .setEndpointOverride("alidns.cn-hangzhou.aliyuncs.com")
                 )
                 .build();
-        debug("初始化完成.");
+        log.debug("初始化完成.");
     }
 
     @Override
@@ -111,18 +111,18 @@ public class AliyunInstance extends AbstractInstance {
                 .type(recordType)
                 .value(value)
                 .build();
-        debug("正在更新解析记录.");
+        log.debug("正在更新解析记录.");
         CompletableFuture<UpdateDomainRecordResponse> requestResponse = client.updateDomainRecord(request);
         try {
             requestResponse.whenComplete((v, t) -> {
                 if (t != null) { //出现异常
-                    handleThrowable(t);
+                    log.error("出现异常 {}:", t.getCause(), t.getMessage());
                 } else {
                     String result = null;
                     try {
                         result = jsonMapper.writeValueAsString(v.getBody());
                     } catch (JsonProcessingException ignored) {} finally {
-                        debug("操作结束, 结果: {}", result == null ? v : result);
+                        log.debug("操作结束, 结果: {}", result == null ? v : result);
                     }
                 }
             });
@@ -146,10 +146,10 @@ public class AliyunInstance extends AbstractInstance {
             }
             return null;
         } catch (InterruptedException | ExecutionException e) {
-            error("出现了不应该出现的异常 => {}", e);
+            log.error("出现了不应该出现的异常 => {}", e);
             return null;
         } catch (TimeoutException e) {
-            error("记录查询超时!");
+            log.error("记录查询超时!");
             return null;
         }
     }
@@ -235,23 +235,4 @@ public class AliyunInstance extends AbstractInstance {
                 ", value='" + value + '\'' +
                 '}';
     }
-
-    private void handleThrowable(Throwable t){
-        error("出现异常 {}:", t.getCause(), t.getMessage());
-    }
-
-    @SuppressWarnings("all")
-    private void log(String msg, Object...params) {
-        log.info("[实例活动][" + name + "]" + msg, params);
-    }
-
-    @SuppressWarnings("all")
-    private void debug(String msg, Object...params) {
-        log.debug("[实例活动][" + name + "]" + msg, params);
-    }
-
-    @SuppressWarnings("all")
-    private void error(String msg, Object...params) {
-        log.error("[实例异常][" + name + "]" + msg, params);
-    }
 }
diff --git a/src/main/java/com/serliunx/ddns/support/InstanceContextHolder.java b/src/main/java/com/serliunx/ddns/support/InstanceContextHolder.java
new file mode 100644
index 0000000..01bd2d3
--- /dev/null
+++ b/src/main/java/com/serliunx/ddns/support/InstanceContextHolder.java
@@ -0,0 +1,39 @@
+package com.serliunx.ddns.support;
+
+import com.serliunx.ddns.core.instance.Instance;
+
+/**
+ * 实例信息上下文
+ * @author <a href="mailto:serliunx@yeah.net">SerLiunx</a>
+ * @version 1.0.0
+ * @since 2024/6/15
+ */
+public final class InstanceContextHolder {
+
+	private static final ThreadLocal<Instance> INSTANCE_THREAD_LOCAL = new ThreadLocal<>();
+
+	private InstanceContextHolder() {throw new UnsupportedOperationException();}
+
+	/**
+	 * 设置当前线程的实例信息
+	 * @param instance 实例
+	 */
+	public static void setInstance(Instance instance) {
+		INSTANCE_THREAD_LOCAL.set(instance);
+	}
+
+	/**
+	 * 获取当前线程的实例信息
+	 * @return 实例信息
+	 */
+	public static Instance getInstance() {
+		return INSTANCE_THREAD_LOCAL.get();
+	}
+
+	/**
+	 * 清除当前线程的实例信息
+	 */
+	public static void clear() {
+		INSTANCE_THREAD_LOCAL.remove();
+	}
+}
diff --git a/src/main/java/com/serliunx/ddns/support/log/InstanceNameConverter.java b/src/main/java/com/serliunx/ddns/support/log/InstanceNameConverter.java
new file mode 100644
index 0000000..3347a08
--- /dev/null
+++ b/src/main/java/com/serliunx/ddns/support/log/InstanceNameConverter.java
@@ -0,0 +1,23 @@
+package com.serliunx.ddns.support.log;
+
+import ch.qos.logback.classic.pattern.ClassicConverter;
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import com.serliunx.ddns.core.instance.Instance;
+import com.serliunx.ddns.support.InstanceContextHolder;
+
+/**
+ * 获取当前任何线程的实例信息
+ * @author <a href="mailto:serliunx@yeah.net">SerLiunx</a>
+ * @version 1.0.0
+ * @since 2024/6/15
+ */
+public class InstanceNameConverter extends ClassicConverter {
+
+	@Override
+	public String convert(ILoggingEvent event) {
+		Instance instance = InstanceContextHolder.getInstance();
+		if (instance != null)
+			return instance.getName();
+		return "----";
+	}
+}
diff --git a/src/main/java/com/serliunx/ddns/support/log/ProcessIdConverter.java b/src/main/java/com/serliunx/ddns/support/log/ProcessIdConverter.java
index 7f30ad7..86237dd 100644
--- a/src/main/java/com/serliunx/ddns/support/log/ProcessIdConverter.java
+++ b/src/main/java/com/serliunx/ddns/support/log/ProcessIdConverter.java
@@ -3,6 +3,8 @@ package com.serliunx.ddns.support.log;
 import ch.qos.logback.classic.pattern.ClassicConverter;
 import ch.qos.logback.classic.spi.ILoggingEvent;
 
+import java.lang.management.ManagementFactory;
+
 /**
  * 日志变量%pid(进程id) 转换器
  * @author <a href="mailto:serliunx@yeah.net">SerLiunx</a>
@@ -11,7 +13,7 @@ import ch.qos.logback.classic.spi.ILoggingEvent;
  */
 public class ProcessIdConverter extends ClassicConverter {
 
-	private static final String PROCESS_ID = java.lang.management.ManagementFactory.getRuntimeMXBean().getName().split("@")[0];
+	private static final String PROCESS_ID = ManagementFactory.getRuntimeMXBean().getName().split("@")[0];
 
 	@Override
 	public String convert(ILoggingEvent iLoggingEvent) {
diff --git a/src/main/resources/logback.xml b/src/main/resources/logback.xml
index 88c9b95..2210ac7 100644
--- a/src/main/resources/logback.xml
+++ b/src/main/resources/logback.xml
@@ -1,13 +1,16 @@
 <configuration>
     <conversionRule conversionWord="pid" converterClass="com.serliunx.ddns.support.log.ProcessIdConverter"/>
+    <conversionRule conversionWord="instance" converterClass="com.serliunx.ddns.support.log.InstanceNameConverter"/>
 
     <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
         <encoder>
-            <pattern>%boldGreen(%d{yyyy年MM月dd日 HH:mm:ss(SSS)}) %cyan([%pid]) %magenta([%15.15thread]) %highlight([%-6level]) %boldYellow(%-45logger{32}): %highlight(%msg%n)</pattern>
+            <pattern>
+                %boldGreen(%d{yyyy年MM月dd日 HH:mm:ss(SSS)}) %cyan([%pid]) %magenta([%15.15thread]) %yellow([%16.16instance]) %highlight([%-6level]) %boldYellow(%-36logger{32}): %msg%n
+            </pattern>
         </encoder>
     </appender>
 
-    <logger name="com.serliunx.ddns" level="INFO"/>
+    <logger name="com.serliunx.ddns" level="DEBUG"/>
 
     <root level="INFO">
         <appender-ref ref="STDOUT" />