Speed up boot times and Improve Json (De)Serialization performance and reduce memory usage by reusing JsonSerializerSettings (#9670)

2021-02-21 23:00:00 +13:00
parent f27a3be4e6
commit 75ee3b9622
9 changed files with 112 additions and 26 deletions
--- a/src/Umbraco.Tests.Benchmarks/JsonSerializerSettingsBenchmarks.cs
+++ b/src/Umbraco.Tests.Benchmarks/JsonSerializerSettingsBenchmarks.cs
@@ -0,0 +1,69 @@
+using BenchmarkDotNet.Attributes;
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Umbraco.Tests.Benchmarks.Config;
+
+namespace Umbraco.Tests.Benchmarks
+{
+    [QuickRunConfig]
+    [MemoryDiagnoser]
+    public class JsonSerializerSettingsBenchmarks
+    {
+        [Benchmark]
+        public void SerializerSettingsInstantiation()
+        {
+            int instances = 1000;
+            for (int i = 0; i < instances; i++)
+            {
+                new JsonSerializerSettings();
+            }
+        }
+
+        [Benchmark(Baseline =true)]
+        public void SerializerSettingsSingleInstantiation()
+        {
+            new JsonSerializerSettings();
+        }
+
+//        // * Summary *
+
+//        BenchmarkDotNet=v0.11.3, OS=Windows 10.0.18362
+//Intel Core i5-8265U CPU 1.60GHz(Kaby Lake R), 1 CPU, 8 logical and 4 physical cores
+// [Host]     : .NET Framework 4.7.2 (CLR 4.0.30319.42000), 32bit LegacyJIT-v4.8.4250.0
+//  Job-JIATTD : .NET Framework 4.7.2 (CLR 4.0.30319.42000), 32bit LegacyJIT-v4.8.4250.0
+
+//IterationCount=3  IterationTime=100.0000 ms LaunchCount = 1
+//WarmupCount=3
+
+//                                Method |         Mean |        Error |      StdDev |  Ratio | RatioSD | Gen 0/1k Op | Gen 1/1k Op | Gen 2/1k Op | Allocated Memory/Op |
+//-------------------------------------- |-------------:|-------------:|------------:|-------:|--------:|------------:|------------:|------------:|--------------------:|
+//       SerializerSettingsInstantiation | 29,120.48 ns | 5,532.424 ns | 303.2508 ns | 997.84 |   23.66 |     73.8122 |           - |           - |            232346 B |
+// SerializerSettingsSingleInstantiation |     29.19 ns |     8.089 ns |   0.4434 ns |   1.00 |    0.00 |      0.0738 |           - |           - |               232 B |
+
+//// * Warnings *
+//MinIterationTime
+//  JsonSerializerSettingsBenchmarks.SerializerSettingsSingleInstantiation: IterationCount= 3, IterationTime= 100.0000 ms, LaunchCount= 1, WarmupCount= 3->MinIterationTime = 96.2493 ms which is very small. It's recommended to increase it.
+
+//// * Legends *
+//  Mean                : Arithmetic mean of all measurements
+//  Error               : Half of 99.9% confidence interval
+//  StdDev              : Standard deviation of all measurements
+//  Ratio               : Mean of the ratio distribution ([Current]/[Baseline])
+//  RatioSD             : Standard deviation of the ratio distribution([Current]/[Baseline])
+//  Gen 0/1k Op         : GC Generation 0 collects per 1k Operations
+//  Gen 1/1k Op         : GC Generation 1 collects per 1k Operations
+//  Gen 2/1k Op         : GC Generation 2 collects per 1k Operations
+//  Allocated Memory/Op : Allocated memory per single operation(managed only, inclusive, 1KB = 1024B)
+//  1 ns                : 1 Nanosecond(0.000000001 sec)
+
+//// * Diagnostic Output - MemoryDiagnoser *
+
+
+//        // ***** BenchmarkRunner: End *****
+//        Run time: 00:00:04 (4.88 sec), executed benchmarks: 2
+    }
+}