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@@ -1,8 +1,214 @@
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workerman
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=========
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-High performance RPC server framework for network applications implemented in PHP using libevent
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+workerman 是一个高性能的PHP socket服务框架,开发者可以在这个框架下开发各种网络应用,例如Rpc服务、聊天室、游戏等。
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+workerman 具有以下特性
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+ * 多进程
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+ * 支持TCP/UDP
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+ * 支持各种应用层协议
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+ * 使用libevent事件轮询库,支持高并发
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+ * 支持文件更新检测及自动加载
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+ * 支持服务平滑重启
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+ * 支持telnet远程控制及监控
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+ * 支持异常监控及告警
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+ * 支持长连接
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+ * 支持以指定用户运行worker进程
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-start
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+所需环境
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+========
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+
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+workerman需要PHP版本不低于5.3,只需要安装PHP的Cli即可,无需安装PHP-FPM、nginx、apache
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+workerman不能运行在Window平台
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+
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+安装
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=========
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-./bin/workermand start
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+
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+以ubuntu为例
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+
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+安装PHP Cli
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+`sudo apt-get install php5-cli`
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+
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+强烈建议安装libevent扩展,以便支持更高的并发量
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+`sudo pecl install libevent`
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+
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+建议安装proctitle扩展(php5.5及以上版本原生支持,无需安装),以便方便查看进程信息
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+`sudo pecl install proctitle`
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+
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+
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+启动停止
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+=========
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+
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+以ubuntu为例
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+
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+启动
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+`sudo ./bin/workermand start`
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+
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+重启启动
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+`sudo ./bin/workermand restart`
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+
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+平滑重启/重新加载配置
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+`sudo ./bin/workermand reload`
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+
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+查看服务状态
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+`sudo ./bin/workermand status`
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+
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+停止
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+`sudo ./bin/workermand stop`
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+
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+Rpc应用使用方法
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+=========
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+
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+###客户端同步调用:
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+
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+```php
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+<?php
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+include_once 'yourClientDir/RpcClient.php';
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+
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+$address_array = array(
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+ 'tcp://127.0.0.1:2015',
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+ 'tcp://127.0.0.1:2015'
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+ );
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+// 配置服务端列表
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+RpcClient::config($address_array);
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+
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+$uid = 567;
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+
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+// User对应applications/Rpc/Services/User.php 中的User类
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+$user_client = RpcClient::instance('User');
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+
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+// getInfoByUid对应User类中的getInfoByUid方法
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+$ret_sync = $user_client->getInfoByUid($uid);
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+
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+```
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+
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+###客户端异步调用:
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+RpcClient支持异步远程调用
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+
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+```php
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+<?php
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+include_once 'yourClientDir/RpcClient.php';
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+// 服务端列表
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+$address_array = array(
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+ 'tcp://127.0.0.1:2015',
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+ 'tcp://127.0.0.1:2015'
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+ );
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+// 配置服务端列表
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+RpcClient::config($address_array);
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+
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+$uid = 567;
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+$user_client = RpcClient::instance('User');
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+
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+// 异步调用User::getInfoByUid方法
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+$user_client->asend_getInfoByUid($uid);
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+// 异步调用User::getEmail方法
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+$user_client->asend_getEmail($uid);
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+
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+这里是其它的业务代码
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+....................
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+....................
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+
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+// 需要数据的时候异步接收数据
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+$ret_async1 = $user_client->arecv_getEmail($uid);
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+$ret_async2 = $user_client->arecv_getInfoByUid($uid);
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+
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+这里是其他业务逻辑
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+
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+```
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+
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+###服务端:
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+服务端每个类提供一组服务,类文件默认放在workerman/applications/Rpc/Services目录下。
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+客户端实际上是远程调用这些类的静态方法。
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+例如:
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+```php
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+<?php
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+RpcClient::instance('User')->getInfoByUid($uid);
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+```
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+调用的是workerman/applications/Rpc/Services/User.php 中 User类的getInfoByUid方法。
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+User.php文件类似这样
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+```php
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+<?php
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+class User
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+{
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+ public static function getInfoByUid($uid)
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+ {
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+ // ....
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+ }
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+
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+ public static function getEmail($uid)
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+ {
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+ // ...
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+ }
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+}
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+```
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+
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+如果你想要增加一组服务,可以在这个目录下增加类文件即可。
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+
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+
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+配置
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+========
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+
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+ * 配置文件在workerman/conf/目录下
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+ * 其中workerman/conf/workerman.conf是workerman的主体配置文件,在里面可以设置运行模式、日志目录、pid文件存储位置等配置
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+ * workerman/conf/conf.d/下每个配置文件对应一个网络应用,同时也对应workerman\workers下的一组worker进程。
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+ * 以Rpc网络服务应用的配置文件workerman/conf/conf.d/RpcWorker.conf为例
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+
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+```
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+;Rpc网络服务应用配置
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+;所用的传输层协议及绑定的ip端口
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+listen = tcp://0.0.0.0:2015
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+;长连接还是短连接,Rpc服务这里设置成短连接,每次请求后服务器主动断开
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+persistent_connection = 0
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+;启动多少worker进程,这里建议设置成cpu核数的整数倍,例如 CPU数*3
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+start_workers=12
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+;接收多少请求后退出该进程,重新启动一个新进程,设置成0代表永不重启
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+max_requests=1000
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+;以哪个用户运行该worker进程,建议使用权限较低的用户运行worker进程,例如www-data
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+user=www-data
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+;socket有数据可读的时候预读长度,一般设置为应用层协议包头的长度,这里设置成尽可能读取更多的数据
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+preread_length=84000
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+```
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+
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+telnet远程控制及监控
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+====================
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+
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+###workerman通过workerman/workers/Monitor.php提供telnet远程控制及监控功能
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+<pre>
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+输入
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+telnet xxx.xxx.xxx.xxx 2001
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+输入
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+status
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+展示workerman状态
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+status
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+---------------------------------------GLOBAL STATUS--------------------------------------------
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+WorkerMan version:2.0.1
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+start time:2013-12-26 22:12:48 run 0 days 0 hours
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+load average: 0, 0, 0
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+1 users 4 workers 15 processes
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+worker_name exit_status exit_count
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+FileMonitor 0 0
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+Monitor 0 0
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+RpcWorker 0 0
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+WorkerManAdmin 0 0
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+---------------------------------------PROCESS STATUS-------------------------------------------
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+pid memory listening timestamp worker_name total_request packet_err thunder_herd client_close send_fail throw_exception suc/total
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+24139 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24140 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24141 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24142 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24143 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24144 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24145 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24146 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24147 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24148 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24149 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24150 1.25M tcp://0.0.0.0:2015 1388067168 RpcWorker 0 0 0 0 0 0 100%
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+24151 1.25M tcp://0.0.0.0:3000 1388067168 WorkerManAdmin 0 0 0 0 0 0 100%
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+</pre>
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+
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+###telnet支持的命令
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+ * status
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+ * stop
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+ * reload
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+ * kill pid
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+ * quit
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