Migrate to process info contributor

Author: jonatan-ivanov

src/main/java/resourceater/actuator/info/RuntimeInfoContributor.java

@@ -29,8 +29,6 @@ public void contribute(Info.Builder builder) {
         );
 
         builder.withDetail("runtime", Map.of(
-            "memory", memoryInfo(),
-            "cpu", cpuInfo(),
             "gcs", gcInfo(),
             "user", userInfo(),
             "network", networkInfo(),
@@ -40,18 +38,6 @@ public void contribute(Info.Builder builder) {
         );
     }
 
-    private Map<String, Object> memoryInfo() {
-        return Map.of(
-            "total", Runtime.getRuntime().totalMemory(),
-            "max", Runtime.getRuntime().maxMemory(),
-            "free", Runtime.getRuntime().freeMemory()
-        );
-    }
-
-    private Map<String, Object> cpuInfo() {
-        return Map.of("availableProcessors", Runtime.getRuntime().availableProcessors());
-    }
-
     private List<Map<String, Object>> gcInfo() {
         return ManagementFactory.getGarbageCollectorMXBeans().stream()
             .map(this::toInfoObject)

src/main/resources/application.properties

@@ -11,6 +11,7 @@ management.endpoint.health.show-details=always
 management.info.env.enabled=true
 management.info.java.enabled=true
 management.info.os.enabled=true
+management.info.process.enabled=true
 management.observations.key-values.application=${spring.application.name}
 management.metrics.tags.application=${spring.application.name}
 management.metrics.distribution.percentiles-histogram.http.server.requests=true