HADOOP-9822. create constant MAX_CAPACITY in RetryCache rather than hard-coding 16 in RetryCache constructor. Contributed by Tsuyoshi Ozawa.
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@ -731,6 +731,12 @@ Release 2.8.0 - UNRELEASED
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HADOOP-8419. Fixed GzipCode NPE reset for IBM JDK. (Yu Li via eyang)
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HADOOP-11149. TestZKFailoverController times out. (Steve Loughran
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via ozawa)
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HADOOP-9822. Create constant MAX_CAPACITY in RetryCache rather than
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hard-coding 16 in RetryCache constructor. (Tsuyoshi Ozawa via wheat9)
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OPTIMIZATIONS
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HADOOP-12051. ProtobufRpcEngine.invoke() should use Exception.toString()
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@ -46,6 +46,7 @@ import com.google.common.base.Preconditions;
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public class RetryCache {
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public static final Log LOG = LogFactory.getLog(RetryCache.class);
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private final RetryCacheMetrics retryCacheMetrics;
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private static final int MAX_CAPACITY = 16;
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/**
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* CacheEntry is tracked using unique client ID and callId of the RPC request
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@ -194,7 +195,7 @@ public class RetryCache {
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*/
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public RetryCache(String cacheName, double percentage, long expirationTime) {
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int capacity = LightWeightGSet.computeCapacity(percentage, cacheName);
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capacity = capacity > 16 ? capacity : 16;
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capacity = capacity > MAX_CAPACITY ? capacity : MAX_CAPACITY;
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this.set = new LightWeightCache<CacheEntry, CacheEntry>(capacity, capacity,
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expirationTime, 0);
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this.expirationTime = expirationTime;
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