std::atomic<int64_t> metric_frames_output_total{0};
std::atomic<int64_t> metric_frames_output_dropped{0};
std::atomic<double> metric_uptime_seconds{0.0};
std::atomic<int64_t> metric_frames_output_total{0};
std::atomic<int64_t> metric_frames_output_dropped{0};
std::atomic<double> metric_uptime_seconds{0.0};