Benchmark.cs

using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Jobs;
using BenchmarkDotNet.Running;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            BenchmarkRunner.Run<PerfBenchmark>();
        }
    }

    [MemoryDiagnoser]
    [SimpleJob(RuntimeMoniker.NetCoreApp31)]
    public class PerfBenchmark
    {
        const string response = "{\"status\":\"Healthy\",\"totalDuration\":\"00:00:00.0101838\",\"entries\":{\"random1\":{\"data\":{},\"duration\":\"00:00:00.0013400\",\"status\":\"Healthy\"},\"random2\":{\"data\":{},\"duration\":\"00:00:00.0011863\",\"status\":\"Healthy\"}}}";
        UIHealthReport report = null;
        public void Setup()
        {
            report = JsonConvert.DeserializeObject<UIHealthReport>(response);
        }
        [Benchmark]
        public void sync_serialize()
        {
            var str = JsonConvert.SerializeObject(report);
        }

        [Benchmark]
        public async Task async_serialize()
        {
            using var responseStream = new MemoryStream();
            await System.Text.Json.JsonSerializer.SerializeAsync(responseStream, report);
            var response = responseStream.ToArray();
        }
    }

    public class UIHealthReport
    {
        public UIHealthStatus Status { get; set; }
        public TimeSpan TotalDuration { get; set; }
        public Dictionary<string, UIHealthReportEntry> Entries { get; }

        public UIHealthReport(Dictionary<string, UIHealthReportEntry> entries, TimeSpan totalDuration)
        {
            Entries = entries;
            TotalDuration = totalDuration;
        }
    }
    public enum UIHealthStatus
    {
        Unhealthy = 0,
        Degraded = 1,
        Healthy = 2
    }
    public class UIHealthReportEntry
    {
        public IReadOnlyDictionary<string, object> Data { get; set; }
        public string Description { get; set; }
        public TimeSpan Duration { get; set; }
        public string Exception { get; set; }
        public UIHealthStatus Status { get; set; }
    }
}