Andrew Purtell created HBASE-7612:
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Summary: [JDK8] Replace use of high-scale-lib counters with
intrinsic facilities
Key: HBASE-7612
URL: https://issues.apache.org/jira/browse/HBASE-7612
Project: HBase
Issue Type: Sub-task
Reporter: Andrew Purtell
Priority: Trivial
JEP155 introduces a few new classes (DoubleAccumulator, DoubleAdder,
LongAccumulator, LongAdder) that "internally employ contention-reduction
techniques that provide huge throughput improvements as compared to Atomic
variables". There are applications of these where we are currently using Cliff
Click's high-scale-lib and for metrics.
See http://openjdk.java.net/jeps/155
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