Michael McCandless created LUCENE-5604:
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Summary: Should we switch BytesRefHash to MurmurHash3?
Key: LUCENE-5604
URL: https://issues.apache.org/jira/browse/LUCENE-5604
Project: Lucene - Core
Issue Type: Improvement
Components: core/index
Reporter: Michael McCandless
Assignee: Michael McCandless
Fix For: 4.9, 5.0
MurmurHash3 has better hashing distribution than the current hash function we
use for BytesRefHash which is a simple multiplicative function with 31
multiplier (same as Java's String.hashCode, but applied to bytes not chars).
Maybe we should switch ...
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