1 Introduction
Spring boot has four major killers: starters, autoConfiguration, cli, and actuator. The actuator is the monitoring component of springboot for the application, which can view statistical functions such as the configuration and resource usage of the application system.
2. Actuator main functions
| HTTP method | path | describe | Authentication | Available by default | Remark |
|---|---|---|---|---|---|
| GET | /autoconfig | View auto-configured usage | true | true | |
| GET | /configprops | View configuration properties, including default configuration | true | true | |
| GET | /beans | View a list of beans and their relationships | true | true | |
| GET | /dump | print thread stack | true | true | |
| GET | /env | View all environment variables | true | true | |
| GET | /env/{name} | View specific variable values | true | true | |
| GET | /health | View app health metrics | false | true | |
| GET | /info | View application information | false | true | custom info: |
| GET | /mappings | View all url mappings | true | true | |
| GET | /metrics | View App Basic Metrics | true | true | |
| GET | /metrics/{name} | View specific metrics | true | true | |
| POST | /shutdown | close the app | true | false | Need to configure enabled: true |
| GET | /trace | View basic tracking information | true | true |
3, management configuration
management.port: Specifies the port number of the above method, which is separate from the service port number. If you do not want the above interface to be exposed in http, set management.port = -1
management.address: specify the access address