This version is still in development and is not considered stable yet. For the latest stable version, please use Spring Boot 4.0.1!

Environment (env)

The env endpoint provides information about the application’s Environment.

Retrieving the Entire Environment

To retrieve the entire environment, make a GET request to /actuator/env, as shown in the following curl-based example:

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

The resulting response is similar to the following:

HTTP/1.1 200 OK
Content-Type: application/vnd.spring-boot.actuator.v3+json
Content-Length: 26103

{
  "activeProfiles" : [ ],
  "defaultProfiles" : [ "default" ],
  "propertySources" : [ {
    "name" : "servletContextInitParams",
    "properties" : { }
  }, {
    "name" : "systemProperties",
    "properties" : {
      "java.specification.version" : {
        "value" : "25"
      },
      "java.class.path" : {
        "value" : "/home/runner/.gradle/caches/9.2.1/workerMain/gradle-worker.jar:/home/runner/work/spring-boot/spring-boot/documentation/spring-boot-actuator-docs/build/classes/java/test:/home/runner/work/spring-boot/spring-boot/documentation/spring-boot-actuator-docs/build/resources/test:/home/runner/work/spring-boot/spring-boot/test-support/spring-boot-test-support/build/libs/spring-boot-test-support-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/core/spring-boot-test/build/libs/spring-boot-test-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-actuator-autoconfigure/build/libs/spring-boot-actuator-autoconfigure-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-cache/build/libs/spring-boot-cache-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-flyway/build/libs/spring-boot-flyway-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-health/build/libs/spring-boot-health-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-webmvc/build/libs/spring-boot-webmvc-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-http-converter/build/libs/spring-boot-http-converter-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-integration/build/libs/spring-boot-integration-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-jackson/build/libs/spring-boot-jackson-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-liquibase/build/libs/spring-boot-liquibase-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-jdbc/build/libs/spring-boot-jdbc-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-micrometer-metrics/build/libs/spring-boot-micrometer-metrics-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-quartz/build/libs/spring-boot-quartz-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-reactor-netty/build/libs/spring-boot-reactor-netty-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-session/build/libs/spring-boot-session-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-tomcat/build/libs/spring-boot-tomcat-4.1.0-SNAPSHOT.jar:/home/runner/work/spring-boot/spring-boot/module/spring-boot-webflux/build/libs/spring-boot-webflux-4.1.0-SNAPSHOT.jar:/home/runner/.gradle/caches/modules-2/files-2.1/io.micrometer/micrometer-registry-prometheus/1.16.1/b6eb235d87431901ca55c90c848d3fdd2ab95752/micrometer-registry-prometheus-1.16.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/io.micrometer/micrometer-core/1.16.1/5c794f9d84ddc467b0e035deefc60977345d32b/micrometer-core-1.16.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/io.prometheus/prometheus-metrics-exposition-formats/1.4.3/14eeb4e0a6a366d6b7562e4457e2a863b837b5bd/prometheus-metrics-exposition-formats-1.4.3.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.springframework.restdocs/spring-restdocs-mockmvc/4.0.0/805d14afbdca694caa6322bf137fb6fbd30ed314/spring-restdocs-mockmvc-4.0.0.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.springframework.restdocs/spring-restdocs-webtestclient/4.0.0/9a827e4790f292a8480a758ef1d425195ea81d66/spring-restdocs-webtestclient-4.0.0.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.junit.jupiter/junit-jupiter/6.0.1/b4b49470ed173a4b5f437851f6fdf1dc08dde93a/junit-jupiter-6.0.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.junit.jupiter/junit-jupiter-engine/6.0.1/62f4f510ba70f516641b8db28d2a184fd283493b/junit-jupiter-engine-6.0.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.mockito/mockito-junit-jupiter/5.20.0/58ed6603af5f8f53886d49be00264a3fdd1278d5/mockito-junit-jupiter-5.20.0.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.junit.jupiter/junit-jupiter-params/6.0.1/5c817a9421231ced101d19a699d5c99b992675/junit-jupiter-params-6.0.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.junit.jupiter/junit-jupiter-api/6.0.1/fd95c21739621a27658aada0ac23ff3d354beaa5/junit-jupiter-api-6.0.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.junit.platform/junit-platform-engine/6.0.1/7b5b4c9a2298a7acd80e3267b49fda92e89cba4e/junit-platform-engine-6.0.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.junit.platform/junit-platform-commons/6.0.1/d124ca836a0366bc499eb0dfb4ee63a8e602c8ff/junit-platform-commons-6.0.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/org.junit.platform/junit-platform-launcher/6.0.1/9db4b5904c955cb1adb909de0e1b4793fe5c256d/junit-platform-launcher-6.0.1.jar:/home/runner/.gradle/caches/modules-2/files-2.1/ch.qos.logback/logback-classic/1.5.22/b5212de704deea1a38a41a2bf8de274e7c9cd653/logback-classic-1.5.22.jar:/home/runner/.gradle/caches/modules-2/files-2.1/com.h2database/h2/2.4.240/686180ad33981ad943fdc0ab381e619b2c2fdfe5/h2-2.4.240.jar:/home/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      },
      "java.vm.vendor" : {
        "value" : "BellSoft"
      }
    }
  }, {
    "name" : "systemEnvironment",
    "properties" : {
      "JAVA_HOME" : {
        "origin" : "System Environment Property \"JAVA_HOME\"",
        "value" : "/opt/hostedtoolcache/Java_Liberica_jdk/25.0.1-13/x64"
      }
    }
  }, {
    "name" : "Config resource 'class path resource [org/springframework/boot/actuate/docs/env/application.properties]' via location 'classpath:/org/springframework/boot/actuate/docs/env/'",
    "properties" : {
      "com.example.cache.max-size" : {
        "origin" : "class path resource [org/springframework/boot/actuate/docs/env/application.properties] - 1:29",
        "value" : "1000"
      }
    }
  }, {
    "name" : "applicationInfo",
    "properties" : { }
  } ]
}
Sanitization of sensitive values has been switched off for this example.

Response Structure

The response contains details of the application’s Environment. The following table describes the structure of the response:

Path Type Description

activeProfiles

Array

Names of the active profiles, if any.

defaultProfiles

Array

Names of the default profiles, if any.

propertySources

Array

Property sources in order of precedence.

propertySources.[].name

String

Name of the property source.

propertySources.[].properties

Object

Properties in the property source keyed by property name.

propertySources.[].properties.*.value

String

Value of the property.

propertySources.[].properties.*.origin

String

Origin of the property, if any.

Retrieving a Single Property

To retrieve a single property, make a GET request to /actuator/env/{property.name}, as shown in the following curl-based example:

$ curl 'http://localhost:8080/actuator/env/com.example.cache.max-size' -i -X GET

The preceding example retrieves information about the property named com.example.cache.max-size. The resulting response is similar to the following:

HTTP/1.1 200 OK
Content-Disposition: inline;filename=f.txt
Content-Type: application/vnd.spring-boot.actuator.v3+json
Content-Length: 722

{"activeProfiles":[],"defaultProfiles":["default"],"property":{"source":"Config resource 'class path resource [org/springframework/boot/actuate/docs/env/application.properties]' via location 'classpath:/org/springframework/boot/actuate/docs/env/'","value":"1000"},"propertySources":[{"name":"servletContextInitParams"},{"name":"systemProperties"},{"name":"systemEnvironment"},{"name":"Config resource 'class path resource [org/springframework/boot/actuate/docs/env/application.properties]' via location 'classpath:/org/springframework/boot/actuate/docs/env/'","property":{"origin":"class path resource [org/springframework/boot/actuate/docs/env/application.properties] - 1:29","value":"1000"}},{"name":"applicationInfo"}]}
Sanitization of sensitive values has been switched off for this example.

Response Structure

The response contains details of the requested property. The following table describes the structure of the response:

Path Type Description

property

Object

Property from the environment, if found.

property.source

String

Name of the source of the property.

property.value

String

Value of the property.

activeProfiles

Array

Names of the active profiles, if any.

defaultProfiles

Array

Names of the default profiles, if any.

propertySources

Array

Property sources in order of precedence.

propertySources.[].name

String

Name of the property source.

propertySources.[].property

Object

Property in the property source, if any.

propertySources.[].property.value

Varies

Value of the property.

propertySources.[].property.origin

String

Origin of the property, if any.