日志框架运行时管理

在 Dubbo 中运行时动态切换使用的日志框架

查询日志配置

命令：loggerInfo

示例：

> telnet 127.0.0.1 22222
> loggerInfo

输出：

Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
   ___   __  __ ___   ___   ____     
  / _ \ / / / // _ ) / _ ) / __ \  
 / // // /_/ // _  |/ _  |/ /_/ /    
/____/ \____//____//____/ \____/   
dubbo>loggerInfo
Available logger adapters: [jcl, jdk, log4j, slf4j]. Current Adapter: [log4j]. Log level: INFO

修改日志级别

命令：switchLogLevel {level}

level: ALL, TRACE, DEBUG, INFO, WARN, ERROR, OFF

示例：

> telnet 127.0.0.1 22222
> switchLogLevel WARN

输出：

Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
   ___   __  __ ___   ___   ____     
  / _ \ / / / // _ ) / _ ) / __ \  
 / // // /_/ // _  |/ _  |/ /_/ /    
/____/ \____//____//____/ \____/   
dubbo>loggerInfo
Available logger adapters: [jcl, jdk, log4j, slf4j]. Current Adapter: [log4j]. Log level: INFO
dubbo>switchLogLevel WARN
OK
dubbo>loggerInfo
Available logger adapters: [jcl, jdk, log4j, slf4j]. Current Adapter: [log4j]. Log level: WARN```

修改日志输出框架

命令：switchLogger {loggerAdapterName}

loggerAdapterName: slf4j, jcl, log4j, jdk, log4j2

示例：

> telnet 127.0.0.1 22222
> switchLogger slf4j

输出：

Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
   ___   __  __ ___   ___   ____     
  / _ \ / / / // _ ) / _ ) / __ \  
 / // // /_/ // _  |/ _  |/ /_/ /    
/____/ \____//____//____/ \____/   
dubbo>loggerInfo
Available logger adapters: [jcl, slf4j, log4j, jdk]. Current Adapter: [log4j]. Log level: INFO
dubbo>switchLogger slf4j
OK
dubbo>loggerInfo
Available logger adapters: [jcl, slf4j, log4j, jdk]. Current Adapter: [slf4j]. Log level: INFO

最后修改 June 1, 2023: Update logger-management.md (#2646) (6762772cf02)