Use the supplied trim strategy.
The keys closest to the key. Returned list will never contain us.
For every bucket that hasn't been updated in this long, or isn't close to full,
generate a random ke
Generate a random key to go within this bucket Package private for testing only.
Others shouldn't ne
The number of bits minus 1 (range number) for the xor of the key. Package
private for testing only.
The current number of entries.