Method current_drift_ms

src/geode/basic/uuid.cpp:65–70

Diagnostic: virtual clock drift in milliseconds (+ = ahead, - = behind)

        // Diagnostic: virtual clock drift in milliseconds (+ = ahead, - =
        // behind)
        [[nodiscard]] static std::int64_t current_drift_ms()
        {
            auto real_ms = absl::ToUnixMillis( absl::Now() );
            auto state_ms = g_state.load( std::memory_order_acquire ) >> 16;
            return static_cast< std::int64_t >( state_ms ) - real_ms;
        }

    private:
        // Tuning parameters