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| <li>Summary: </li> |
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| <li><a href="#constructor.summary">Constr</a> | </li> |
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| <div class="subTitle">org.apache.hadoop.hbase.io.hfile</div> |
| <h2 title="Class CacheStats" class="title">Class CacheStats</h2> |
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| <ul class="inheritance"> |
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| <ul class="inheritance"> |
| <li>org.apache.hadoop.hbase.io.hfile.CacheStats</li> |
| </ul> |
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| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/bucket/BucketCacheStats.html" title="class in org.apache.hadoop.hbase.io.hfile.bucket">BucketCacheStats</a>, <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CombinedBlockCache.CombinedCacheStats.html" title="class in org.apache.hadoop.hbase.io.hfile">CombinedBlockCache.CombinedCacheStats</a></dd> |
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| <br> |
| <pre>@InterfaceAudience.Private |
| public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.32">CacheStats</a> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Class that implements cache metrics.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
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| <!-- =========== FIELD SUMMARY =========== --> |
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| </a> |
| <h3>Field Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/metrics/impl/FastLongHistogram.html" title="class in org.apache.hadoop.hbase.metrics.impl">FastLongHistogram</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#ageAtEviction">ageAtEviction</a></span></code> |
| <div class="block">Keep running age at eviction time</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#bloomChunkHitCount">bloomChunkHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#bloomChunkMissCount">bloomChunkMissCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#dataHitCount">dataHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#dataMissCount">dataMissCount</a></span></code> |
| <div class="block">Per Block Type Counts</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#DEFAULT_WINDOW_PERIODS">DEFAULT_WINDOW_PERIODS</a></span></code> |
| <div class="block">Sliding window statistics.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#deleteFamilyBloomHitCount">deleteFamilyBloomHitCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#deleteFamilyBloomMissCount">deleteFamilyBloomMissCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#evictedBlockCount">evictedBlockCount</a></span></code> |
| <div class="block">The total number of blocks that have been evicted</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#evictionCount">evictionCount</a></span></code> |
| <div class="block">The number of times an eviction has occurred</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/AtomicLong.html?is-external=true" title="class or interface in java.util.concurrent.atomic">AtomicLong</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#failedInserts">failedInserts</a></span></code> |
| <div class="block">The total number of blocks that were not inserted.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#fileInfoHitCount">fileInfoHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#fileInfoMissCount">fileInfoMissCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#generalBloomMetaHitCount">generalBloomMetaHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#generalBloomMetaMissCount">generalBloomMetaMissCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#hitCachingCount">hitCachingCount</a></span></code> |
| <div class="block">The number of getBlock requests that were cache hits, but only from |
| requests that were set to use the block cache.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#hitCachingCounts">hitCachingCounts</a></span></code> |
| <div class="block">Caching hit counts for each period in window</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#hitCount">hitCount</a></span></code> |
| <div class="block">The number of getBlock requests that were cache hits</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#hitCounts">hitCounts</a></span></code> |
| <div class="block">Hit counts for each period in window</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#intermediateIndexHitCount">intermediateIndexHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#intermediateIndexMissCount">intermediateIndexMissCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#lastHitCachingCount">lastHitCachingCount</a></span></code> |
| <div class="block">Last hit caching count read</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#lastHitCount">lastHitCount</a></span></code> |
| <div class="block">Last hit count read</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#lastRequestCachingCount">lastRequestCachingCount</a></span></code> |
| <div class="block">Last request caching count read</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#lastRequestCount">lastRequestCount</a></span></code> |
| <div class="block">Last request count read</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#leafIndexHitCount">leafIndexHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#leafIndexMissCount">leafIndexMissCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#metaHitCount">metaHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#metaMissCount">metaMissCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#missCachingCount">missCachingCount</a></span></code> |
| <div class="block">The number of getBlock requests that were cache misses, but only from |
| requests that were set to use the block cache.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#missCount">missCount</a></span></code> |
| <div class="block">The number of getBlock requests that were cache misses</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#numPeriodsInWindow">numPeriodsInWindow</a></span></code> |
| <div class="block">The number of metrics periods to include in window</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#primaryEvictedBlockCount">primaryEvictedBlockCount</a></span></code> |
| <div class="block">The total number of blocks for primary replica that have been evicted</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#primaryHitCount">primaryHitCount</a></span></code> |
| <div class="block">The number of getBlock requests that were cache hits from primary replica</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#primaryMissCount">primaryMissCount</a></span></code> |
| <div class="block">The number of getBlock requests for primary replica that were cache misses</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#requestCachingCounts">requestCachingCounts</a></span></code> |
| <div class="block">Caching access counts for each period in window</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#requestCounts">requestCounts</a></span></code> |
| <div class="block">Access counts for each period in window</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#rootIndexHitCount">rootIndexHitCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#rootIndexMissCount">rootIndexMissCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#startTime">startTime</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#trailerHitCount">trailerHitCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#trailerMissCount">trailerMissCount</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#windowIndex">windowIndex</a></span></code> |
| <div class="block">Current window index (next to be updated)</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>Constructor Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#CacheStats-java.lang.String-">CacheStats</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#CacheStats-java.lang.String-int-">CacheStats</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name, |
| int numPeriodsInWindow)</code> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#evict--">evict</a></span>()</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#evicted-long-boolean-">evicted</a></span>(long t, |
| boolean primary)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#evictedPerEviction--">evictedPerEviction</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#failInsert--">failInsert</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/AgeSnapshot.html" title="class in org.apache.hadoop.hbase.io.hfile">AgeSnapshot</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getAgeAtEvictionSnapshot--">getAgeAtEvictionSnapshot</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getBloomChunkHitCount--">getBloomChunkHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getBloomChunkMissCount--">getBloomChunkMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getDataHitCount--">getDataHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getDataMissCount--">getDataMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getDeleteFamilyBloomHitCount--">getDeleteFamilyBloomHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getDeleteFamilyBloomMissCount--">getDeleteFamilyBloomMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getEvictedCount--">getEvictedCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getEvictionCount--">getEvictionCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getFailedInserts--">getFailedInserts</a></span>()</code> </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getFileInfoHitCount--">getFileInfoHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getFileInfoMissCount--">getFileInfoMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getGeneralBloomMetaHitCount--">getGeneralBloomMetaHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getGeneralBloomMetaMissCount--">getGeneralBloomMetaMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getHitCachingCount--">getHitCachingCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getHitCachingRatio--">getHitCachingRatio</a></span>()</code> </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getHitCachingRatioPastNPeriods--">getHitCachingRatioPastNPeriods</a></span>()</code> </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getHitCount--">getHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getHitRatio--">getHitRatio</a></span>()</code> </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getHitRatioPastNPeriods--">getHitRatioPastNPeriods</a></span>()</code> </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getIntermediateIndexHitCount--">getIntermediateIndexHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getIntermediateIndexMissCount--">getIntermediateIndexMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getLeafIndexHitCount--">getLeafIndexHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i27" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getLeafIndexMissCount--">getLeafIndexMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i28" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getMetaHitCount--">getMetaHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i29" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getMetaMissCount--">getMetaMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i30" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getMissCachingCount--">getMissCachingCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i31" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getMissCachingRatio--">getMissCachingRatio</a></span>()</code> </td> |
| </tr> |
| <tr id="i32" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getMissCount--">getMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i33" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getMissRatio--">getMissRatio</a></span>()</code> </td> |
| </tr> |
| <tr id="i34" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getPrimaryEvictedCount--">getPrimaryEvictedCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i35" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getPrimaryHitCount--">getPrimaryHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i36" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getPrimaryMissCount--">getPrimaryMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i37" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getRequestCachingCount--">getRequestCachingCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i38" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getRequestCount--">getRequestCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i39" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getRootIndexHitCount--">getRootIndexHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i40" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getRootIndexMissCount--">getRootIndexMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i41" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getSumHitCachingCountsPastNPeriods--">getSumHitCachingCountsPastNPeriods</a></span>()</code> </td> |
| </tr> |
| <tr id="i42" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getSumHitCountsPastNPeriods--">getSumHitCountsPastNPeriods</a></span>()</code> </td> |
| </tr> |
| <tr id="i43" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getSumRequestCachingCountsPastNPeriods--">getSumRequestCachingCountsPastNPeriods</a></span>()</code> </td> |
| </tr> |
| <tr id="i44" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getSumRequestCountsPastNPeriods--">getSumRequestCountsPastNPeriods</a></span>()</code> </td> |
| </tr> |
| <tr id="i45" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getTrailerHitCount--">getTrailerHitCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i46" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#getTrailerMissCount--">getTrailerMissCount</a></span>()</code> </td> |
| </tr> |
| <tr id="i47" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#hit-boolean-boolean-org.apache.hadoop.hbase.io.hfile.BlockType-">hit</a></span>(boolean caching, |
| boolean primary, |
| <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockType.html" title="enum in org.apache.hadoop.hbase.io.hfile">BlockType</a> type)</code> </td> |
| </tr> |
| <tr id="i48" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#miss-boolean-boolean-org.apache.hadoop.hbase.io.hfile.BlockType-">miss</a></span>(boolean caching, |
| boolean primary, |
| <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockType.html" title="enum in org.apache.hadoop.hbase.io.hfile">BlockType</a> type)</code> </td> |
| </tr> |
| <tr id="i49" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#rollMetricsPeriod--">rollMetricsPeriod</a></span>()</code> </td> |
| </tr> |
| <tr id="i50" class="altColor"> |
| <td class="colFirst"><code>private static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#sum-long:A-">sum</a></span>(long[] counts)</code> </td> |
| </tr> |
| <tr id="i51" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheStats.html#toString--">toString</a></span>()</code> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
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| </div> |
| <div class="details"> |
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| <h3>Field Detail</h3> |
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| <pre>static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.37">DEFAULT_WINDOW_PERIODS</a></pre> |
| <div class="block">Sliding window statistics. The number of metric periods to include in |
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| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../constant-values.html#org.apache.hadoop.hbase.io.hfile.CacheStats.DEFAULT_WINDOW_PERIODS">Constant Field Values</a></dd> |
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| <div class="block">The number of getBlock requests that were cache hits</div> |
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| <div class="block">The number of getBlock requests that were cache hits from primary replica</div> |
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| <div class="block">The number of getBlock requests that were cache hits, but only from |
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| <h4>missCachingCount</h4> |
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| <div class="block">The number of getBlock requests that were cache misses, but only from |
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| </a> |
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| <h4>evictionCount</h4> |
| <pre>private final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.65">evictionCount</a></pre> |
| <div class="block">The number of times an eviction has occurred</div> |
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| <div class="block">The total number of blocks that have been evicted</div> |
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| <div class="block">The total number of blocks for primary replica that have been evicted</div> |
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| <h4>failedInserts</h4> |
| <pre>private final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/AtomicLong.html?is-external=true" title="class or interface in java.util.concurrent.atomic">AtomicLong</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.74">failedInserts</a></pre> |
| <div class="block">The total number of blocks that were not inserted.</div> |
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| <pre>private final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/atomic/LongAdder.html?is-external=true" title="class or interface in java.util.concurrent.atomic">LongAdder</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.97">trailerHitCount</a></pre> |
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| <pre>private final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.100">numPeriodsInWindow</a></pre> |
| <div class="block">The number of metrics periods to include in window</div> |
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| <pre>private final long[] <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.102">hitCounts</a></pre> |
| <div class="block">Hit counts for each period in window</div> |
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| <pre>private final long[] <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.104">hitCachingCounts</a></pre> |
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| <pre>private final long[] <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.106">requestCounts</a></pre> |
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| <pre>private final long[] <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.108">requestCachingCounts</a></pre> |
| <div class="block">Caching access counts for each period in window</div> |
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| <pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.110">lastHitCount</a></pre> |
| <div class="block">Last hit count read</div> |
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| <pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.112">lastHitCachingCount</a></pre> |
| <div class="block">Last hit caching count read</div> |
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| <pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/CacheStats.html#line.114">lastRequestCount</a></pre> |
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