Parallel inserts into queue vs bag

Author: danielmarbach

MicroBenchmarks/Types/ConcurrentQueueVsConcurrentBag_Adding.cs

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+using System.Collections.Concurrent;
+using System.Threading.Tasks;
+using BenchmarkDotNet.Attributes;
+using BenchmarkDotNet.Columns;
+using BenchmarkDotNet.Configs;
+using BenchmarkDotNet.Diagnosers;
+using BenchmarkDotNet.Exporters;
+using BenchmarkDotNet.Jobs;
+
+namespace MicroBenchmarks.Linq
+{
+    [Config(typeof(Config))]
+    public class ConcurrentQueueVsConcurrentBag_Adding
+    {
+        private ConcurrentQueue<int> queue;
+        private ConcurrentBag<int> bag;
+
+        private class Config : ManualConfig
+        {
+            public Config()
+            {
+                Add(MarkdownExporter.GitHub);
+                Add(MemoryDiagnoser.Default);
+                Add(StatisticColumn.AllStatistics);
+                Add(Job.MediumRun);
+            }
+        }
+
+        [GlobalSetup]
+        public void SetUp()
+        {
+            queue = new ConcurrentQueue<int>();
+            bag = new ConcurrentBag<int>();
+        }
+
+        [Benchmark(Baseline = true)]
+        public void ConcurrentQueue_Enqueue()
+        {
+            Parallel.For(0, 1000, i => queue.Enqueue(i));
+        }
+
+        [Benchmark]
+        public void ConcurrentBag_Add()
+        {
+            Parallel.For(0, 1000, i => bag.Add(i));
+        }
+    }
+}