Details
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Improvement
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Status: Resolved
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Trivial
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Resolution: Fixed
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2.0.0-alpha-2
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None
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None
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Reviewed
Description
Currently we use many AtomicLong in HBase Region Code ,such as BucketCache calss realCacheSize,heapSize,blockNumber,accessCount and HRegion calss compactionNumBytesCompacted etc .
In JDK8 LongAdder is faster than AtomicLong ,should use this replace AtomicLong