This benchmark explores the benefits of using a record instead of a class.
| Method | ListSize | Mean | Error | StdDev | Gen0 | Gen1 | Gen2 | Allocated |
|---|---|---|---|---|---|---|---|---|
| BenchmarkClassAllocations | 1000 | 18.81 us | 21.654 us | 1.187 us | - | - | - | 32736 B |
| BenchmarkRecordsAllocations | 1000 | 12.00 us | 0.011 us | 0.001 us | - | - | - | 736 B |
| BenchmarkClassAllocations | 10000 | 71.22 us | 10.033 us | 0.550 us | - | - | - | 320736 B |
| BenchmarkRecordsAllocations | 10000 | 45.42 us | 14.838 us | 0.813 us | - | - | - | 736 B |
| BenchmarkClassAllocations | 100000 | 526.49 us | 253.009 us | 13.868 us | - | - | - | 3200736 B |
| BenchmarkRecordsAllocations | 100000 | 271.58 us | 111.876 us | 6.132 us | - | - | - | 736 B |
| BenchmarkClassAllocations | 1000000 | 27,978.87 us | 9,155.867 us | 501.864 us | 6000.0000 | 3000.0000 | 1000.0000 | 32002576 B |
| BenchmarkRecordsAllocations | 1000000 | 2,453.68 us | 844.039 us | 46.265 us | - | - | - | 736 B |
| BenchmarkClassAllocations | 10000000 | 676,569.07 us | 88,963.177 us | 4,876.372 us | 54000.0000 | 20000.0000 | 3000.0000 | 320002768 B |
| BenchmarkRecordsAllocations | 10000000 | 24,265.59 us | 2,954.323 us | 161.936 us | - | - | - | 736 B |
Using the records in this case does not trigger additional allocations except for the one done when instantiating the list.