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Hashicorp memdb vs Jaakko's memstore performance comparison

Here are the results comparing the two different approaches for the storage and retrieval of pre-calculated valuations.

Inserting the 72 million permutations:

Hashicorp memdb (Immutable radix tree): 307GB of total allocation, runtime 561 seconds.

Jaakko's memstore (Mutable radix tree): 14GB total allocation, runtime 1894 seconds.