[FIXED] Leaking memory on usage of getHash() #4329
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…or stream NRG groups etc, the maps would grow and not release memory. In the benchmark on my machine, this added ~300ns per call, but I think that is ok for now vs the memory usage. Signed-off-by: Derek Collison <derek@nats.io>
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If we created lots of hashes, beyond server names, like for consumer or stream NRG group names etc, these maps would grow and not release memory. Performance hit is ~300ns per call, and we can use string intern trick if need be at a future date since it is GC friendly.
Signed-off-by: Derek Collison derek@nats.io
Resolves #4289