1

<metric name>{<label name>=<label value>, ...}

1
2

implementation("org.springframework.boot:spring-boot-starter-actuator")
implementation("io.micrometer:micrometer-registry-prometheus")

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

management:
  endpoints:
    web:
      exposure:
        include: "prometheus"
  metrics:
    distribution:
      sla:
        http:
          server:
            requests: "100ms,150ms,250ms,500ms,1s"
      percentiles-histogram:
        http:
          server:
            requests: true
    web:
      server:
        request:
          autotime:
            enabled: true
    export:
      prometheus:
        enabled: true
    tags:
      application: name

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43

# HELP executor_pool_size_threads The current number of threads in the pool
# TYPE executor_pool_size_threads gauge
executor_pool_size_threads{application="ads-programad",name="asyncExecutor",} 0.0
# HELP tomcat_servlet_request_seconds  
# TYPE tomcat_servlet_request_seconds summary
tomcat_servlet_request_seconds_count{application="ads-programad",name="dispatcherServlet",} 1.0
tomcat_servlet_request_seconds_sum{application="ads-programad",name="dispatcherServlet",} 0.0
# HELP executor_pool_core_threads The core number of threads for the pool
# TYPE executor_pool_core_threads gauge
executor_pool_core_threads{application="ads-programad",name="asyncExecutor",} 70.0
# HELP jvm_classes_unloaded_classes_total The total number of classes unloaded since the Java virtual machine has started execution
# TYPE jvm_classes_unloaded_classes_total counter
jvm_classes_unloaded_classes_total{application="ads-programad",} 0.0
# HELP executor_completed_tasks_total The approximate total number of tasks that have completed execution
# TYPE executor_completed_tasks_total counter
executor_completed_tasks_total{application="ads-programad",name="asyncExecutor",} 0.0
# HELP tomcat_threads_config_max_threads  
# TYPE tomcat_threads_config_max_threads gauge
tomcat_threads_config_max_threads{application="ads-programad",name="http-nio-9000",} 500.0
# HELP process_cpu_usage The "recent cpu usage" for the Java Virtual Machine process
# TYPE process_cpu_usage gauge
process_cpu_usage{application="ads-programad",} 0.0
# HELP tomcat_sessions_active_current_sessions  
# TYPE tomcat_sessions_active_current_sessions gauge
tomcat_sessions_active_current_sessions{application="ads-programad",} 0.0
# HELP jvm_memory_committed_bytes The amount of memory in bytes that is committed for the Java virtual machine to use
# TYPE jvm_memory_committed_bytes gauge
jvm_memory_committed_bytes{application="ads-programad",area="heap",id="G1 Eden Space",} 3.5651584E7
jvm_memory_committed_bytes{application="ads-programad",area="heap",id="G1 Old Gen",} 4.6137344E7
jvm_memory_committed_bytes{application="ads-programad",area="nonheap",id="Compressed Class Space",} 5767168.0
jvm_memory_committed_bytes{application="ads-programad",area="nonheap",id="CodeHeap 'non-profiled nmethods'",} 8847360.0
jvm_memory_committed_bytes{application="ads-programad",area="nonheap",id="CodeHeap 'non-nmethods'",} 2555904.0
jvm_memory_committed_bytes{application="ads-programad",area="nonheap",id="Metaspace",} 4.2287104E7
jvm_memory_committed_bytes{application="ads-programad",area="heap",id="G1 Survivor Space",} 4194304.0
# HELP tomcat_servlet_request_max_seconds  
# TYPE tomcat_servlet_request_max_seconds gauge
tomcat_servlet_request_max_seconds{application="ads-programad",name="dispatcherServlet",} 0.0
# HELP tomcat_connections_current_connections  
# TYPE tomcat_connections_current_connections gauge
tomcat_connections_current_connections{application="ads-programad",name="http-nio-9000",} 3.0
# HELP tomcat_sessions_active_max_sessions  
# TYPE tomcat_sessions_active_max_sessions gauge
...