此版本仍在开发中,尚未被视为稳定版本。对于最新的稳定版本,请使用 Spring Boot 3.4.0spring-doc.cn

日志文件 (logfile)

终端节点提供对应用程序日志文件内容的访问。logfilespring-doc.cn

检索日志文件

要检索日志文件,请向 发出请求,如以下基于 curl 的示例所示:GET/actuator/logfilespring-doc.cn

$ curl 'http://localhost:8080/actuator/logfile' -i -X GET

生成的响应类似于以下内容:spring-doc.cn

HTTP/1.1 200 OK
Accept-Ranges: bytes
Content-Type: text/plain;charset=UTF-8
Content-Length: 4707

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::

2017-08-08 17:12:30.910  INFO 19866 --- [           main] s.f.SampleWebFreeMarkerApplication       : Starting SampleWebFreeMarkerApplication with PID 19866
2017-08-08 17:12:30.913  INFO 19866 --- [           main] s.f.SampleWebFreeMarkerApplication       : No active profile set, falling back to default profiles: default
2017-08-08 17:12:30.952  INFO 19866 --- [           main] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@76b10754: startup date [Tue Aug 08 17:12:30 BST 2017]; root of context hierarchy
2017-08-08 17:12:31.878  INFO 19866 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port 8080 (http)
2017-08-08 17:12:31.889  INFO 19866 --- [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2017-08-08 17:12:31.890  INFO 19866 --- [           main] org.apache.catalina.core.StandardEngine  : Starting Servlet Engine: Apache Tomcat/8.5.16
2017-08-08 17:12:31.978  INFO 19866 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2017-08-08 17:12:31.978  INFO 19866 --- [ost-startStop-1] o.s.web.context.ContextLoader            : Root WebApplicationContext: initialization completed in 1028 ms
2017-08-08 17:12:32.080  INFO 19866 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean  : Mapping servlet: 'dispatcherServlet' to [/]
2017-08-08 17:12:32.084  INFO 19866 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'characterEncodingFilter' to: [/*]
2017-08-08 17:12:32.084  INFO 19866 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'hiddenHttpMethodFilter' to: [/*]
2017-08-08 17:12:32.084  INFO 19866 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'httpPutFormContentFilter' to: [/*]
2017-08-08 17:12:32.084  INFO 19866 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'requestContextFilter' to: [/*]
2017-08-08 17:12:32.349  INFO 19866 --- [           main] s.w.s.m.m.a.RequestMappingHandlerAdapter : Looking for @ControllerAdvice: org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@76b10754: startup date [Tue Aug 08 17:12:30 BST 2017]; root of context hierarchy
2017-08-08 17:12:32.420  INFO 19866 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error]}" onto public org.springframework.http.ResponseEntity<java.util.Map<java.lang.String, java.lang.Object>> org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController.error(jakarta.servlet.http.HttpServletRequest)
2017-08-08 17:12:32.421  INFO 19866 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error],produces=[text/html]}" onto public org.springframework.web.servlet.ModelAndView org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController.errorHtml(jakarta.servlet.http.HttpServletRequest,jakarta.servlet.http.HttpServletResponse)
2017-08-08 17:12:32.444  INFO 19866 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/webjars/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2017-08-08 17:12:32.444  INFO 19866 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2017-08-08 17:12:32.471  INFO 19866 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/**/favicon.ico] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2017-08-08 17:12:32.600  INFO 19866 --- [           main] o.s.w.s.v.f.FreeMarkerConfigurer         : ClassTemplateLoader for Spring macros added to FreeMarker configuration
2017-08-08 17:12:32.681  INFO 19866 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Registering beans for JMX exposure on startup
2017-08-08 17:12:32.744  INFO 19866 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port 8080 (http)
2017-08-08 17:12:32.750  INFO 19866 --- [           main] s.f.SampleWebFreeMarkerApplication       : Started SampleWebFreeMarkerApplication in 2.172 seconds (JVM running for 2.479)

检索日志文件的一部分

使用 Jersey 时,不支持检索部分日志文件。

要检索日志文件的一部分,请使用 header 发出请求,如以下基于 curl 的示例所示:GET/actuator/logfileRangespring-doc.cn

$ curl 'http://localhost:8080/actuator/logfile' -i -X GET \
    -H 'Range: bytes=0-1023'

前面的示例检索日志文件的前 1024 个字节。 生成的响应类似于以下内容:spring-doc.cn

HTTP/1.1 206 Partial Content
Accept-Ranges: bytes
Content-Type: text/plain;charset=UTF-8
Content-Range: bytes 0-1023/4707
Content-Length: 1024

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::

2017-08-08 17:12:30.910  INFO 19866 --- [           main] s.f.SampleWebFreeMarkerApplication       : Starting SampleWebFreeMarkerApplication with PID 19866
2017-08-08 17:12:30.913  INFO 19866 --- [           main] s.f.SampleWebFreeMarkerApplication       : No active profile set, falling back to default profiles: default
2017-08-08 17:12:30.952  INFO 19866 --- [           main] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@76b10754: startup date [Tue Aug 08 17:12:30 BST 2017]; root of context hierarchy
2017-08-08 17:12:31.878  INFO 19866 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port 8080 (http)
20