diff --git a/src/main/java/cn/org/hentai/jtt1078/app/websocket/WebsocketClientHandler.java b/src/main/java/cn/org/hentai/jtt1078/app/websocket/WebsocketClientHandler.java
index f6e2df3..25e188e 100644
--- a/src/main/java/cn/org/hentai/jtt1078/app/websocket/WebsocketClientHandler.java
+++ b/src/main/java/cn/org/hentai/jtt1078/app/websocket/WebsocketClientHandler.java
@@ -1,6 +1,7 @@
 package cn.org.hentai.jtt1078.app.websocket;
 
 import cn.org.hentai.jtt1078.publisher.PublishManager;
+import cn.org.hentai.jtt1078.util.BusinessConstant;
 import io.netty.channel.*;
 import io.netty.handler.codec.http.FullHttpResponse;
 import io.netty.handler.codec.http.websocketx.CloseWebSocketFrame;
@@ -67,7 +68,6 @@ public class WebsocketClientHandler extends SimpleChannelInboundHandler<Object>
     public void channelActive(ChannelHandlerContext ctx) {
         channel = ctx.channel();
         webSocketClientHandshaker.handshake(channel);
-        log.info("建立连接");
 
         // 服务连接后, 启动定时发送数据的任务
         if (reconnTimer != null) {
@@ -76,7 +76,7 @@ public class WebsocketClientHandler extends SimpleChannelInboundHandler<Object>
         }
 
         sendMsgTimer = new Timer();
-        log.info(">>>> start send msg to 808.");
+        log.info(BusinessConstant.LOGGER_PREFIX + " : jt808服务websocket连接成功, 开始发送当前推流通道");
         sendMsgTimer.schedule(new TimerTask() {
             @Override
             public void run() {
@@ -98,7 +98,7 @@ public class WebsocketClientHandler extends SimpleChannelInboundHandler<Object>
      */
     @Override
     public void channelInactive(ChannelHandlerContext ctx) {
-        log.info("连接断开");
+        log.info(BusinessConstant.LOGGER_PREFIX + " : jt808服务websocket连接断开");
 
         // 掉线后, 启动定时任务, 尝试重连, 延迟1s, 间隔5s
         if (sendMsgTimer != null) {
@@ -106,6 +106,7 @@ public class WebsocketClientHandler extends SimpleChannelInboundHandler<Object>
             sendMsgTimer.cancel();
         }
 
+        log.info(BusinessConstant.LOGGER_PREFIX + " : jt808服务websocket开始重连任务");
         reconnect();
     }
 
@@ -118,7 +119,7 @@ public class WebsocketClientHandler extends SimpleChannelInboundHandler<Object>
                     WebsocketClient wsClient = WebsocketClient.getWsInstance();
                     wsClient.connect();
                 } catch (MyException e) {
-                    log.info("reconnect failed! msg : " + e.getMessage());
+                    log.info(BusinessConstant.LOGGER_PREFIX + " : jt808服务websocket重连失败 : msg = ", e.getMessage());
                 }
             }
         }, 10, 5000);
diff --git a/src/main/java/cn/org/hentai/jtt1078/http/NettyHttpServerHandler.java b/src/main/java/cn/org/hentai/jtt1078/http/NettyHttpServerHandler.java
index e6618f2..b3ace41 100644
--- a/src/main/java/cn/org/hentai/jtt1078/http/NettyHttpServerHandler.java
+++ b/src/main/java/cn/org/hentai/jtt1078/http/NettyHttpServerHandler.java
@@ -50,6 +50,7 @@ public class NettyHttpServerHandler extends ChannelInboundHandlerAdapter {
 
                 ctx.writeAndFlush(resp.getBytes()).await();
 
+                logger.info(BusinessConstant.LOGGER_PREFIX + " : NettyHttpServerHandler : 订阅视频数据 ");
                 // 订阅视频数据
                 long wid = PublishManager.getInstance().subscribe(tag, Media.Type.Video, ctx).getId();
                 setSession(ctx, new Session().set("subscriber-id", wid).set("tag", tag));
diff --git a/src/main/java/cn/org/hentai/jtt1078/publisher/PublishManager.java b/src/main/java/cn/org/hentai/jtt1078/publisher/PublishManager.java
index 289325f..60a75eb 100644
--- a/src/main/java/cn/org/hentai/jtt1078/publisher/PublishManager.java
+++ b/src/main/java/cn/org/hentai/jtt1078/publisher/PublishManager.java
@@ -1,13 +1,20 @@
 package cn.org.hentai.jtt1078.publisher;
 
+import cn.org.hentai.jtt1078.app.websocket.MyException;
+import cn.org.hentai.jtt1078.app.websocket.WebsocketClient;
 import cn.org.hentai.jtt1078.entity.Media;
 import cn.org.hentai.jtt1078.subscriber.Subscriber;
+import cn.org.hentai.jtt1078.util.BusinessConstant;
 import io.netty.channel.ChannelHandlerContext;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.ArrayList;
 import java.util.List;
+import java.util.Timer;
+import java.util.TimerTask;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.stream.Collectors;
 
 /**
  * Created by houcheng on 2019-12-11.
@@ -21,8 +28,11 @@ public final class PublishManager {
     }
 
     public Subscriber subscribe(String tag, Media.Type type, ChannelHandlerContext ctx) {
+        logger.info(BusinessConstant.LOGGER_PREFIX + " : PublishManager : subscribe ");
+
         Channel chl = channels.get(tag);
         if (chl == null) {
+            logger.info(BusinessConstant.LOGGER_PREFIX + " : PublishManager : subscribe : 创建通道 {} ", chl.tag);
             chl = new Channel(tag);
             channels.put(tag, chl);
         }
@@ -47,8 +57,7 @@ public final class PublishManager {
     }
 
     public Channel open(String tag) {
-        logger.info(">>>> channel : " + tag + "  | open : " + System.currentTimeMillis());
-        logger.info(">>>> all channel number. channels.values().size() = " + channels.values().size());
+        logger.info(BusinessConstant.LOGGER_PREFIX + " : 通道开启 : {} ", tag);
         Channel chl = channels.get(tag);
 
         // 开启一个新的推流通道, 释放原来的通道
@@ -56,22 +65,32 @@ public final class PublishManager {
             channel.rtmpPublisher.close();
             close(channel.tag);
         });
-
-        logger.info(">>>> after close, all channel number. channels.values().size() = " + channels.values().size());
+        // 有新设备开启通道时, 清空下channels缓存
+        channels.clear();
 
         if (chl == null) {
             chl = new Channel(tag);
             channels.put(tag, chl);
+
+            printCurChannels();
         }
         if (chl.isPublishing()) throw new RuntimeException("channel already publishing");
         return chl;
     }
 
     public void close(String tag) {
+        logger.info(BusinessConstant.LOGGER_PREFIX + " : 通道关闭 : {} ", tag);
         Channel chl = channels.remove(tag);
         if (chl != null) chl.close();
+
+        printCurChannels();
     }
 
+    /**
+     * 取当前推流通道
+     *
+     * @return
+     */
     public String getCurPushDevice() {
         if (channels.size() == 0) {
             return "";
@@ -92,6 +111,21 @@ public final class PublishManager {
         }
     }
 
+    /**
+     * 打印当前所有通道
+     */
+    public void printCurChannels() {
+        List<String> tags = new ArrayList<>();
+        for (Channel value : channels.values()) {
+            tags.add(value.tag);
+        }
+
+        logger.info(BusinessConstant.LOGGER_PREFIX + " : 当前通道列表 = {}", tags.toString());
+        if (tags.size() > 1) {
+            logger.info(BusinessConstant.LOGGER_PREFIX + " : 当前通道列表数量错误, 应为1, 实际 = {}", tags.size());
+        }
+    }
+
     public void unsubscribe(String tag, long watcherId) {
         Channel chl = channels.get(tag);
         if (chl != null) chl.unsubscribe(watcherId);
diff --git a/src/main/java/cn/org/hentai/jtt1078/server/Jtt1078Handler.java b/src/main/java/cn/org/hentai/jtt1078/server/Jtt1078Handler.java
index 56a3f1e..2ca631e 100644
--- a/src/main/java/cn/org/hentai/jtt1078/server/Jtt1078Handler.java
+++ b/src/main/java/cn/org/hentai/jtt1078/server/Jtt1078Handler.java
@@ -5,6 +5,7 @@ import cn.org.hentai.jtt1078.entity.MediaEncoding;
 import cn.org.hentai.jtt1078.publisher.Channel;
 import cn.org.hentai.jtt1078.publisher.PublishManager;
 import cn.org.hentai.jtt1078.entity.Audio;
+import cn.org.hentai.jtt1078.util.BusinessConstant;
 import cn.org.hentai.jtt1078.util.Packet;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.SimpleChannelInboundHandler;
@@ -34,11 +35,12 @@ public class Jtt1078Handler extends SimpleChannelInboundHandler<Packet> {
             String sim = packet.nextBCD() + packet.nextBCD() + packet.nextBCD() + packet.nextBCD() + packet.nextBCD() + packet.nextBCD();
             int channel = packet.nextByte() & 0xff;
             String tag = sim + "-" + channel;
+            logger.debug(BusinessConstant.LOGGER_PREFIX + " : channelRead from tag : {} ", tag);
 
             if (SessionManager.contains(nettyChannel, "tag") == false) {
                 Channel chl = PublishManager.getInstance().open(tag);
                 SessionManager.set(nettyChannel, "tag", tag);
-                logger.info("start publishing: {} -> {}-{}", Long.toHexString(chl.hashCode() & 0xffffffffL), sim, channel);
+                logger.info(BusinessConstant.LOGGER_PREFIX + " : 开始发布视频 : {} -> {} ", Long.toHexString(chl.hashCode() & 0xffffffffL), tag);
             }
 
             Integer sequence = SessionManager.get(nettyChannel, "video-sequence");
@@ -75,6 +77,7 @@ public class Jtt1078Handler extends SimpleChannelInboundHandler<Packet> {
     @Override
     public void channelInactive(ChannelHandlerContext ctx) {
         try {
+            logger.info(BusinessConstant.LOGGER_PREFIX + " : channelInactive : tag = {} ", ctx.channel() == null ? "null" : ctx.channel().id());
             super.channelInactive(ctx);
             release(ctx.channel());
         } catch (Exception e) {
@@ -84,6 +87,8 @@ public class Jtt1078Handler extends SimpleChannelInboundHandler<Packet> {
 
     @Override
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
+        logger.info(BusinessConstant.LOGGER_PREFIX + " : exceptionCaught : channel = {} ", ctx.channel() == null ? "null" : ctx.channel().id());
+
         // super.exceptionCaught(ctx, cause);
         cause.printStackTrace();
         release(ctx.channel());
@@ -92,6 +97,8 @@ public class Jtt1078Handler extends SimpleChannelInboundHandler<Packet> {
 
     @Override
     public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
+        logger.info(BusinessConstant.LOGGER_PREFIX + " : userEventTriggered : channel = {} ", ctx.channel() == null ? "null" : ctx.channel().id());
+
         if (IdleStateEvent.class.isAssignableFrom(evt.getClass())) {
             IdleStateEvent event = (IdleStateEvent) evt;
             if (event.state() == IdleState.READER_IDLE) {
@@ -103,6 +110,7 @@ public class Jtt1078Handler extends SimpleChannelInboundHandler<Packet> {
     }
 
     private void release(io.netty.channel.Channel channel) {
+        logger.info(BusinessConstant.LOGGER_PREFIX + " : release : channel = {} ", channel.id());
         String tag = SessionManager.get(channel, "tag");
         if (tag != null) {
             logger.info("close netty channel: {}", tag);
diff --git a/src/main/java/cn/org/hentai/jtt1078/subscriber/RTMPPublisher.java b/src/main/java/cn/org/hentai/jtt1078/subscriber/RTMPPublisher.java
index 9ccde1b..6b7c4ce 100644
--- a/src/main/java/cn/org/hentai/jtt1078/subscriber/RTMPPublisher.java
+++ b/src/main/java/cn/org/hentai/jtt1078/subscriber/RTMPPublisher.java
@@ -32,19 +32,22 @@ public class RTMPPublisher extends Thread {
                     tag,
                     rtmpUrl
             );
-            logger.info("Execute: {}", cmd);
+            logger.info(BusinessConstant.LOGGER_PREFIX + " : 执行ffmpeg命令 : {} ", cmd);
             process = Runtime.getRuntime().exec(cmd);
             stderr = process.getErrorStream();
-            logger.error("****** process result : " + stderr.toString());
+
             while ((len = stderr.read(buff)) > -1) {
                 if (debugMode) System.out.print(new String(buff, 0, len));
             }
 
+            logger.info(BusinessConstant.LOGGER_PREFIX + " : 执行ffmpeg命令失败, 关闭通道[{}] : Process FFMPEG exited... ", tag);
             // 若ffmpeg命令执行失败, 视为推流失败, 将通道从缓存中删除
             PublishManager.getInstance().close(tag);
-            logger.info("Process FFMPEG exited...");
         } catch (Exception ex) {
-            logger.error("publish failed", ex);
+            logger.info(BusinessConstant.LOGGER_PREFIX + " : 使用ffmpeg发布失败 : {} ", ex.getMessage());
+
+            logger.info(BusinessConstant.LOGGER_PREFIX + " : 使用ffmpeg发布失败, 关闭通道[{}]", tag);
+            PublishManager.getInstance().close(tag);
         }
     }
 
diff --git a/src/main/java/cn/org/hentai/jtt1078/util/BusinessConstant.java b/src/main/java/cn/org/hentai/jtt1078/util/BusinessConstant.java
new file mode 100644
index 0000000..1c8e2da
--- /dev/null
+++ b/src/main/java/cn/org/hentai/jtt1078/util/BusinessConstant.java
@@ -0,0 +1,5 @@
+package cn.org.hentai.jtt1078.util;
+
+public interface BusinessConstant {
+   String LOGGER_PREFIX = " --- custom log --- ";
+}
diff --git a/src/main/resources/log4j.properties b/src/main/resources/log4j.properties
index 14c1eed..e2b13e9 100644
--- a/src/main/resources/log4j.properties
+++ b/src/main/resources/log4j.properties
@@ -1,23 +1,32 @@
 platform.name=hentai
 system.name=video-server
 log4j.rootLogger=ERROR, Console, stdout, file
-
 #����̨���
 log4j.appender.stdout.Target=System.out
-log4j.appender.stdout.Threshold=DEBUG
+log4j.appender.stdout.Threshold=INFO
 log4j.appender.Console=org.apache.log4j.ConsoleAppender
 log4j.appender.Console.layout=org.apache.log4j.PatternLayout
-log4j.appender.Console.layout.ConversionPattern=[${platform.name}] %d{yyyy-MM-dd HH:mm:ss,SSS} [%-5p] [${system.name}] - %c{1} - %m%n
-log4j.logger.cn.org.hentai=DEBUG
-
+#log4j.appender.Console.layout.ConversionPattern=[${platform.name}] %d{yyyy-MM-dd HH:mm:ss,SSS} [%-5p] [${system.name}] - %c{1} - %m%n
+log4j.appender.Console.layout.ConversionPattern=[%p] %d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %m%n
+log4j.logger.cn.org.hentai=INFO
 #�����ļ����
 log4j.appender.file=org.apache.log4j.FileAppender
 log4j.appender.file.File=./applogs/jtt1078-video-server/video-server.log
 log4j.appender.file.Encoding=UTF-8
 log4j.appender.file.name=fileLogDemo
-log4j.appender.file.Threshold=DEBUG
+log4j.appender.file.Threshold=INFO
 log4j.appender.file.layout=org.apache.log4j.PatternLayout
-log4j.appender.file.layout.ConversionPattern=[${platform.name}] %d{yyyy-MM-dd HH:mm:ss,SSS} [%-5p] [${system.name}] - %c{1} - %m%n
+#log4j.appender.file.layout.ConversionPattern=[${platform.name}] %d{yyyy-MM-dd HH:mm:ss,SSS} [%-5p] [${system.name}] - %c{1} - %m%n
+log4j.appender.file.layout.ConversionPattern=[%p] %d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %m%n
 log4j.appender.file.append=true
+log4j.appender.DailyRollingFile = org.apache.log4j.DailyRollingFileAppender
+#log4j.appender.RollingFile.MaxFileSize=1KB
+#log4j.appender.RollingFile.MaxBackupIndex=3
+log4j.appender.DailyRollingFile.layout = org.apache.log4j.PatternLayout
+log4j.appender.DailyRollingFile.layout.ConversionPattern =%d [%t] %-5p [%c] - %m%n
+
 # ÿ�����һ����־�ļ�
-org.apache.log4j.DailyRollingFileAppender=true
+#org.apache.log4j.DailyRollingFileAppender=true
+
+
+