the wrapped handler. # TYPE http_server_api_requests_total counter http_server_api_requests_total{code="200",method="get"} 157 http_server_api_requests_total{code="500",method="get"} 16 http_server_api_requests_total{code="200",method="post"} 21 http_server_api_requests_total{code="500",method="post"} 3 # HELP http_server_request_duration_seconds A histogram of latencies for requests. # TYPE http_server_request_duration_seconds histogram http_server_request_duration_seconds_bucket{handler="/api/v1/todo",method="get",le="0.25"} 99 http_server_request_duration_seconds_bucket{handler="/api/v1/todo",method="get",le="0.5"} 190 http_server_request_duration_seconds_bucket{handler="/api/v1/todo",method="get",le="1"} 343 http_server_request_duration_seconds_bucket{handler="/api/v1/todo",method="get",le="2.5"} 343 http_server_request_duration_seconds_bucket{handler="/api/v1/todo",method="get",le="5"} 343 http_server_request_duration_seconds_bucket{handler="/api/v1/todo",method="get",le="10"} 343 http_server_request_duration_seconds_bucket{handler="/api/v1/todo",method="get",le="+Inf"} 343 http_server_request_duration_seconds_sum{handler="/api/v1/todo",method="get"} 157.30460066099994 http_server_request_duration_seconds_count{handler="/api/v1/todo",method="get"} 343 ラベル 値 メトリクス名