Note that mratsim has done pooling already, see
<https://forum.nim-lang.org/t/6713#41704>
- How do I reduce allocation and GC with pool of objects? gcao
- How do I reduce allocation and GC with pool of object... Araq
- How do I reduce allocation and GC with pool of ob... gcao
- How do I reduce allocation and GC with pool o... gcao
- How do I reduce allocation and GC with po... Stefan_Salewski
