virajjasani opened a new pull request #3407: URL: https://github.com/apache/hbase/pull/3407
* CHM#computeIfPresent takes lock on bucket but CHM#get is lockless * Atomically retaining refCount is coming up bit expensive in terms of performance issues * When we see aggressive cache hits for meta blocks (with major blocks in cache), we would want to get away from coarse grained locking * Treat cache read API as optimistic read -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
