{
    select: {
        capture_overflows_vec: [
            "INSPECT:core/audio_core:root/capturers/*/overflows:count",
        ],
        capture_overflows_duration_vec: [
            "INSPECT:core/audio_core:root/capturers/*/overflows:duration\\ (ns)",
        ],
        capture_sessions_duration_vec: [
            "INSPECT:core/audio_core:root/capturers/*/overflows:total\\ duration\\ of\\ all\\ parent\\ sessions\\ (ns)",
        ],
        output_device_underflows: [
            "INSPECT:core/audio_core:root/output\\ devices/000/device\\ underflows:count",
        ],
        output_device_underflows_duration: [
            "INSPECT:core/audio_core:root/output\\ devices/000/device\\ underflows:duration\\ (ns)",
        ],
        output_device_sessions_duration: [
            "INSPECT:core/audio_core:root/output\\ devices/000/device\\ underflows:total\\ duration\\ of\\ all\\ parent\\ sessions\\ (ns)",
        ],
        output_pipeline_underflows: [
            "INSPECT:core/audio_core:root/output\\ devices/000/pipeline\\ underflows:count",
        ],
        output_pipeline_underflows_duration: [
            "INSPECT:core/audio_core:root/output\\ devices/000/pipeline\\ underflows:duration\\ (ns)",
        ],
        output_pipeline_sessions_duration: [
            "INSPECT:core/audio_core:root/output\\ devices/000/pipeline\\ underflows:total\\ duration\\ of\\ all\\ parent\\ sessions\\ (ns)",
        ],
        render_underflows_vec: [
            "INSPECT:core/audio_core:root/renderers/*/underflows:count",
        ],
        render_underflows_duration_vec: [
            "INSPECT:core/audio_core:root/renderers/*/underflows:duration\\ (ns)",
        ],
        render_sessions_duration_vec: [
            "INSPECT:core/audio_core:root/renderers/*/underflows:total\\ duration\\ of\\ all\\ parent\\ sessions\\ (ns)",
        ],
    },
    eval: {
        capture_overflows: "Fold(Fn([a,b], a+b), Option(capture_overflows_vec, []), 0)",
        capture_overflows_duration: "Fold(Fn([a,b], a+b), Option(capture_overflows_duration_vec, []), 0)",
        capture_sessions_duration: "Fold(Fn([a,b], a+b), Option(capture_sessions_duration_vec, []), 0)",
        render_underflows: "Fold(Fn([a,b], a+b), Option(render_underflows_vec, []), 0)",
        render_underflows_duration: "Fold(Fn([a,b], a+b), Option(render_underflows_duration_vec, []), 0)",
        render_sessions_duration: "Fold(Fn([a,b], a+b), Option(render_sessions_duration_vec, []), 0)",
        capture_overflows_ms_per_hour: "1000 * 3600 * capture_overflows_duration / capture_sessions_duration",
        audio_core_underflows_ms_per_hour: "1000 * 3600 * (output_device_underflows_duration / output_device_sessions_duration + output_pipeline_underflows_duration / output_pipeline_sessions_duration)",
        render_underflows_ms_per_hour: "1000 * 3600 * render_underflows_duration / render_sessions_duration",
    },
    act: {
        audio_capturer_overflows_warning: {
            type: "Warning",
            trigger: "capture_overflows > 0",
            print: "AudioCapturer overflows detected (bug in clients); expect problems with voice capture",
        },
        audio_capturer_overflows: {
            type: "Gauge",
            value: "capture_overflows",
            format: "count",
        },
        audio_capturer_overflows_ms_per_hour: {
            type: "Gauge",
            value: "capture_overflows_ms_per_hour",
            format: "milliseconds",
        },
        audio_core_underflows_warning: {
            type: "Warning",
            trigger: "Or(output_device_underflows > 0, output_pipeline_underflows > 0)",
            print: "AudioCore underflows detected; expect glitchy audio output",
        },
        audio_core_device_underflows: {
            type: "Gauge",
            value: "output_device_underflows",
            format: "count",
        },
        audio_core_pipeline_underflows: {
            type: "Gauge",
            value: "output_pipeline_underflows",
            format: "count",
        },
        audio_core_underflows_ms_per_hour: {
            type: "Gauge",
            value: "audio_core_underflows_ms_per_hour",
            format: "milliseconds",
        },
        audio_renderer_underflows_warning: {
            type: "Warning",
            trigger: "render_underflows > 0",
            print: "AudioRender underflows detected (bug in clients); expect glitchy audio output",
        },
        audio_renderer_underflows: {
            type: "Gauge",
            value: "render_underflows",
            format: "count",
        },
        audio_renderer_underflows_ms_per_hour: {
            type: "Gauge",
            value: "render_underflows_ms_per_hour",
            format: "milliseconds",
        },
    },
}