Reproduced with prometheus-smokeping-prober 0.4.2-2, built with go-ping 0.0~git20210312.d90f377-1.
# HELP smokeping_response_duration_seconds A histogram of latencies for ping responses. # TYPE smokeping_response_duration_seconds histogram smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="5e-05"} 49514 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0001"} 65308 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0002"} 65498 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0004"} 65507 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0008"} 65530 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0016"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0032"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0064"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0128"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0256"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.0512"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.1024"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.2048"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.4096"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="0.8192"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="1.6384"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="3.2768"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="6.5536"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="13.1072"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="26.2144"} 65535 smokeping_response_duration_seconds_bucket{host="127.0.0.1",ip="127.0.0.1",le="+Inf"} 65535 smokeping_response_duration_seconds_sum{host="127.0.0.1",ip="127.0.0.1"} 3.1028240540000205 smokeping_response_duration_seconds_count{host="127.0.0.1",ip="127.0.0.1"} 65535