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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.hadoop.hbase.util</a></div> |
| <h1 title="Class MultiThreadedReader" class="title">Class MultiThreadedReader</h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a> |
| <div class="inheritance"><a href="MultiThreadedAction.html" title="class in org.apache.hadoop.hbase.util">org.apache.hadoop.hbase.util.MultiThreadedAction</a> |
| <div class="inheritance">org.apache.hadoop.hbase.util.MultiThreadedReader</div> |
| </div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><code><a href="../test/IntegrationTestTimeBoundedRequestsWithRegionReplicas.TimeBoundedMultiThreadedReader.html" title="class in org.apache.hadoop.hbase.test">IntegrationTestTimeBoundedRequestsWithRegionReplicas.TimeBoundedMultiThreadedReader</a></code>, <code><a href="MultiThreadedReaderWithACL.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedReaderWithACL</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public class </span><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-40">MultiThreadedReader</a></span> |
| <span class="extends-implements">extends <a href="MultiThreadedAction.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedAction</a></span></div> |
| <div class="block">Creates multiple threads that read and verify previously written data</div> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <li> |
| <section class="nested-class-summary" id="nested-class-summary"> |
| <h2>Nested Class Summary</h2> |
| <div class="caption"><span>Nested Classes</span></div> |
| <div class="summary-table three-column-summary"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Class</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>class </code></div> |
| <div class="col-second even-row-color"><code><a href="MultiThreadedReader.HBaseReaderThread.html" class="type-name-link" title="class in org.apache.hadoop.hbase.util">MultiThreadedReader.HBaseReaderThread</a></code></div> |
| <div class="col-last even-row-color"> </div> |
| </div> |
| <div class="inherited-list"> |
| <h2 id="nested-classes-inherited-from-class-org.apache.hadoop.hbase.util.MultiThreadedAction">Nested classes/interfaces inherited from class org.apache.hadoop.hbase.util.<a href="MultiThreadedAction.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedAction</a></h2> |
| <code><a href="MultiThreadedAction.DefaultDataGenerator.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedAction.DefaultDataGenerator</a></code></div> |
| </section> |
| </li> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li> |
| <section class="field-summary" id="field-summary"> |
| <h2>Field Summary</h2> |
| <div class="caption"><span>Fields</span></div> |
| <div class="summary-table three-column-summary"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Field</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>protected boolean</code></div> |
| <div class="col-second even-row-color"><code><a href="#aborted" class="member-name-link">aborted</a></code></div> |
| <div class="col-last even-row-color"> </div> |
| <div class="col-first odd-row-color"><code>private int</code></div> |
| <div class="col-second odd-row-color"><code><a href="#batchSize" class="member-name-link">batchSize</a></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>static final int</code></div> |
| <div class="col-second even-row-color"><code><a href="#DEFAULT_BATCH_SIZE" class="member-name-link">DEFAULT_BATCH_SIZE</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Default batch size for multigets</div> |
| </div> |
| <div class="col-first odd-row-color"><code>static final int</code></div> |
| <div class="col-second odd-row-color"><code><a href="#DEFAULT_KEY_WINDOW" class="member-name-link">DEFAULT_KEY_WINDOW</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">Default "window" size between the last key written by the writer and the key that we attempt to |
| read.</div> |
| </div> |
| <div class="col-first even-row-color"><code>static final int</code></div> |
| <div class="col-second even-row-color"><code><a href="#DEFAULT_MAX_ERRORS" class="member-name-link">DEFAULT_MAX_ERRORS</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Default maximum number of read errors to tolerate before shutting down all readers.</div> |
| </div> |
| <div class="col-first odd-row-color"><code>private int</code></div> |
| <div class="col-second odd-row-color"><code><a href="#keyWindow" class="member-name-link">keyWindow</a></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>private static final org.slf4j.Logger</code></div> |
| <div class="col-second even-row-color"><code><a href="#LOG" class="member-name-link">LOG</a></code></div> |
| <div class="col-last even-row-color"> </div> |
| <div class="col-first odd-row-color"><code>private int</code></div> |
| <div class="col-second odd-row-color"><code><a href="#maxErrors" class="member-name-link">maxErrors</a></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>protected <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#nullResult" class="member-name-link">nullResult</a></code></div> |
| <div class="col-last even-row-color"> </div> |
| <div class="col-first odd-row-color"><code>protected <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></code></div> |
| <div class="col-second odd-row-color"><code><a href="#numKeysVerified" class="member-name-link">numKeysVerified</a></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>protected <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#numReadErrors" class="member-name-link">numReadErrors</a></code></div> |
| <div class="col-last even-row-color"> </div> |
| <div class="col-first odd-row-color"><code>protected <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></code></div> |
| <div class="col-second odd-row-color"><code><a href="#numReadFailures" class="member-name-link">numReadFailures</a></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>private final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#numUniqueKeysVerified" class="member-name-link">numUniqueKeysVerified</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">The number of keys verified in a sequence.</div> |
| </div> |
| <div class="col-first odd-row-color"><code>protected <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Set.html" title="class or interface in java.util" class="external-link">Set</a><<a href="MultiThreadedReader.HBaseReaderThread.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedReader.HBaseReaderThread</a>></code></div> |
| <div class="col-second odd-row-color"><code><a href="#readers" class="member-name-link">readers</a></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>private int</code></div> |
| <div class="col-second even-row-color"><code><a href="#regionReplicaId" class="member-name-link">regionReplicaId</a></code></div> |
| <div class="col-last even-row-color"> </div> |
| <div class="col-first odd-row-color"><code>private final double</code></div> |
| <div class="col-second odd-row-color"><code><a href="#verifyPercent" class="member-name-link">verifyPercent</a></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>protected <a href="MultiThreadedWriterBase.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedWriterBase</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#writer" class="member-name-link">writer</a></code></div> |
| <div class="col-last even-row-color"> </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="fields-inherited-from-class-org.apache.hadoop.hbase.util.MultiThreadedAction">Fields inherited from class org.apache.hadoop.hbase.util.<a href="MultiThreadedAction.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedAction</a></h3> |
| <code><a href="MultiThreadedAction.html#conf">conf</a>, <a href="MultiThreadedAction.html#connection">connection</a>, <a href="MultiThreadedAction.html#dataGenerator">dataGenerator</a>, <a href="MultiThreadedAction.html#endKey">endKey</a>, <a href="MultiThreadedAction.html#numCols">numCols</a>, <a href="MultiThreadedAction.html#numKeys">numKeys</a>, <a href="MultiThreadedAction.html#numThreads">numThreads</a>, <a href="MultiThreadedAction.html#numThreadsWorking">numThreadsWorking</a>, <a href="MultiThreadedAction.html#REPORTING_INTERVAL_MS">REPORTING_INTERVAL_MS</a>, <a href="MultiThreadedAction.html#startKey">startKey</a>, <a href="MultiThreadedAction.html#tableName">tableName</a>, <a href="MultiThreadedAction.html#totalOpTimeMs">totalOpTimeMs</a>, <a href="MultiThreadedAction.html#verbose">verbose</a></code></div> |
| </section> |
| </li> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <li> |
| <section class="constructor-summary" id="constructor-summary"> |
| <h2>Constructor Summary</h2> |
| <div class="caption"><span>Constructors</span></div> |
| <div class="summary-table two-column-summary"> |
| <div class="table-header col-first">Constructor</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(org.apache.hadoop.hbase.util.test.LoadTestDataGenerator,org.apache.hadoop.conf.Configuration,org.apache.hadoop.hbase.TableName,double)" class="member-name-link">MultiThreadedReader</a><wbr>(<a href="test/LoadTestDataGenerator.html" title="class in org.apache.hadoop.hbase.util.test">LoadTestDataGenerator</a> dataGen, |
| org.apache.hadoop.conf.Configuration conf, |
| org.apache.hadoop.hbase.TableName tableName, |
| double verifyPercent)</code></div> |
| <div class="col-last even-row-color"> </div> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#addReaderThreads(int)" class="member-name-link">addReaderThreads</a><wbr>(int numThreads)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="MultiThreadedReader.HBaseReaderThread.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedReader.HBaseReaderThread</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#createReaderThread(int)" class="member-name-link">createReaderThread</a><wbr>(int readerId)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>long</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNullResultsCount()" class="member-name-link">getNullResultsCount</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>long</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNumKeysVerified()" class="member-name-link">getNumKeysVerified</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>long</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNumReadErrors()" class="member-name-link">getNumReadErrors</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>long</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNumReadFailures()" class="member-name-link">getNumReadFailures</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>long</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNumUniqueKeysVerified()" class="member-name-link">getNumUniqueKeysVerified</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#linkToWriter(org.apache.hadoop.hbase.util.MultiThreadedWriterBase)" class="member-name-link">linkToWriter</a><wbr>(<a href="MultiThreadedWriterBase.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedWriterBase</a> writer)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#progressInfo()" class="member-name-link">progressInfo</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns a task-specific progress string</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setKeyWindow(int)" class="member-name-link">setKeyWindow</a><wbr>(int keyWindow)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setMaxErrors(int)" class="member-name-link">setMaxErrors</a><wbr>(int maxErrors)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setMultiGetBatchSize(int)" class="member-name-link">setMultiGetBatchSize</a><wbr>(int batchSize)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setRegionReplicaId(int)" class="member-name-link">setRegionReplicaId</a><wbr>(int regionReplicaId)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#start(long,long,int)" class="member-name-link">start</a><wbr>(long startKey, |
| long endKey, |
| int numThreads)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-org.apache.hadoop.hbase.util.MultiThreadedAction">Methods inherited from class org.apache.hadoop.hbase.util.<a href="MultiThreadedAction.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedAction</a></h3> |
| <code><a href="MultiThreadedAction.html#appendToStatus(java.lang.StringBuilder,java.lang.String,long)">appendToStatus</a>, <a href="MultiThreadedAction.html#appendToStatus(java.lang.StringBuilder,java.lang.String,java.lang.String)">appendToStatus</a>, <a href="MultiThreadedAction.html#close()">close</a>, <a href="MultiThreadedAction.html#getEndKey()">getEndKey</a>, <a href="MultiThreadedAction.html#isDone()">isDone</a>, <a href="MultiThreadedAction.html#startThreads(java.util.Collection)">startThreads</a>, <a href="MultiThreadedAction.html#verifyResultAgainstDataGenerator(org.apache.hadoop.hbase.client.Result,boolean)">verifyResultAgainstDataGenerator</a>, <a href="MultiThreadedAction.html#verifyResultAgainstDataGenerator(org.apache.hadoop.hbase.client.Result,boolean,boolean)">verifyResultAgainstDataGenerator</a>, <a href="MultiThreadedAction.html#waitForFinish()">waitForFinish</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li> |
| <section class="field-details" id="field-detail"> |
| <h2>Field Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="LOG"> |
| <h3>LOG</h3> |
| <div class="member-signature"><span class="modifiers">private static final</span> <span class="return-type">org.slf4j.Logger</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-41">LOG</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="readers"> |
| <h3>readers</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Set.html" title="class or interface in java.util" class="external-link">Set</a><<a href="MultiThreadedReader.HBaseReaderThread.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedReader.HBaseReaderThread</a>></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-43">readers</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="verifyPercent"> |
| <h3>verifyPercent</h3> |
| <div class="member-signature"><span class="modifiers">private final</span> <span class="return-type">double</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-44">verifyPercent</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="aborted"> |
| <h3>aborted</h3> |
| <div class="member-signature"><span class="modifiers">protected volatile</span> <span class="return-type">boolean</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-45">aborted</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="writer"> |
| <h3>writer</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="MultiThreadedWriterBase.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedWriterBase</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-47">writer</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="numUniqueKeysVerified"> |
| <h3>numUniqueKeysVerified</h3> |
| <div class="member-signature"><span class="modifiers">private final</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-53">numUniqueKeysVerified</a></span></div> |
| <div class="block">The number of keys verified in a sequence. This will never be larger than the total number of |
| keys in the range. The reader might also verify random keys when it catches up with the writer.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="DEFAULT_MAX_ERRORS"> |
| <h3>DEFAULT_MAX_ERRORS</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type">int</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-58">DEFAULT_MAX_ERRORS</a></span></div> |
| <div class="block">Default maximum number of read errors to tolerate before shutting down all readers.</div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../../../../../constant-values.html#org.apache.hadoop.hbase.util.MultiThreadedReader.DEFAULT_MAX_ERRORS">Constant Field Values</a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="DEFAULT_KEY_WINDOW"> |
| <h3>DEFAULT_KEY_WINDOW</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type">int</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-65">DEFAULT_KEY_WINDOW</a></span></div> |
| <div class="block">Default "window" size between the last key written by the writer and the key that we attempt to |
| read. The lower this number, the stricter our testing is. If this is zero, we always attempt to |
| read the highest key in the contiguous sequence of keys written by the writers.</div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../../../../../constant-values.html#org.apache.hadoop.hbase.util.MultiThreadedReader.DEFAULT_KEY_WINDOW">Constant Field Values</a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="DEFAULT_BATCH_SIZE"> |
| <h3>DEFAULT_BATCH_SIZE</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type">int</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-70">DEFAULT_BATCH_SIZE</a></span></div> |
| <div class="block">Default batch size for multigets</div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../../../../../constant-values.html#org.apache.hadoop.hbase.util.MultiThreadedReader.DEFAULT_BATCH_SIZE">Constant Field Values</a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="numKeysVerified"> |
| <h3>numKeysVerified</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-72">numKeysVerified</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="numReadErrors"> |
| <h3>numReadErrors</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-73">numReadErrors</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="numReadFailures"> |
| <h3>numReadFailures</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-74">numReadFailures</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="nullResult"> |
| <h3>nullResult</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicLong.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicLong</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-75">nullResult</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="maxErrors"> |
| <h3>maxErrors</h3> |
| <div class="member-signature"><span class="modifiers">private</span> <span class="return-type">int</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-76">maxErrors</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="keyWindow"> |
| <h3>keyWindow</h3> |
| <div class="member-signature"><span class="modifiers">private</span> <span class="return-type">int</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-77">keyWindow</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="batchSize"> |
| <h3>batchSize</h3> |
| <div class="member-signature"><span class="modifiers">private</span> <span class="return-type">int</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-78">batchSize</a></span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="regionReplicaId"> |
| <h3>regionReplicaId</h3> |
| <div class="member-signature"><span class="modifiers">private</span> <span class="return-type">int</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-79">regionReplicaId</a></span></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <li> |
| <section class="constructor-details" id="constructor-detail"> |
| <h2>Constructor Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="<init>(org.apache.hadoop.hbase.util.test.LoadTestDataGenerator,org.apache.hadoop.conf.Configuration,org.apache.hadoop.hbase.TableName,double)"> |
| <h3>MultiThreadedReader</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-81">MultiThreadedReader</a></span><wbr><span class="parameters">(<a href="test/LoadTestDataGenerator.html" title="class in org.apache.hadoop.hbase.util.test">LoadTestDataGenerator</a> dataGen, |
| org.apache.hadoop.conf.Configuration conf, |
| org.apache.hadoop.hbase.TableName tableName, |
| double verifyPercent)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="linkToWriter(org.apache.hadoop.hbase.util.MultiThreadedWriterBase)"> |
| <h3>linkToWriter</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-87">linkToWriter</a></span><wbr><span class="parameters">(<a href="MultiThreadedWriterBase.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedWriterBase</a> writer)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="setMaxErrors(int)"> |
| <h3>setMaxErrors</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-92">setMaxErrors</a></span><wbr><span class="parameters">(int maxErrors)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="setKeyWindow(int)"> |
| <h3>setKeyWindow</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-96">setKeyWindow</a></span><wbr><span class="parameters">(int keyWindow)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="setMultiGetBatchSize(int)"> |
| <h3>setMultiGetBatchSize</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-100">setMultiGetBatchSize</a></span><wbr><span class="parameters">(int batchSize)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="setRegionReplicaId(int)"> |
| <h3>setRegionReplicaId</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-104">setRegionReplicaId</a></span><wbr><span class="parameters">(int regionReplicaId)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="start(long,long,int)"> |
| <h3>start</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-108">start</a></span><wbr><span class="parameters">(long startKey, |
| long endKey, |
| int numThreads)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div> |
| <dl class="notes"> |
| <dt>Overrides:</dt> |
| <dd><code><a href="MultiThreadedAction.html#start(long,long,int)">start</a></code> in class <code><a href="MultiThreadedAction.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedAction</a></code></dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="addReaderThreads(int)"> |
| <h3>addReaderThreads</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-119">addReaderThreads</a></span><wbr><span class="parameters">(int numThreads)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="createReaderThread(int)"> |
| <h3>createReaderThread</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="MultiThreadedReader.HBaseReaderThread.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedReader.HBaseReaderThread</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-126">createReaderThread</a></span><wbr><span class="parameters">(int readerId)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getNumReadFailures()"> |
| <h3>getNumReadFailures</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-408">getNumReadFailures</a></span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getNumReadErrors()"> |
| <h3>getNumReadErrors</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-412">getNumReadErrors</a></span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getNumKeysVerified()"> |
| <h3>getNumKeysVerified</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-416">getNumKeysVerified</a></span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getNumUniqueKeysVerified()"> |
| <h3>getNumUniqueKeysVerified</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-420">getNumUniqueKeysVerified</a></span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getNullResultsCount()"> |
| <h3>getNullResultsCount</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-424">getNullResultsCount</a></span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="progressInfo()"> |
| <h3>progressInfo</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/util/MultiThreadedReader.html#line-428">progressInfo</a></span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from class: <code><a href="MultiThreadedAction.html#progressInfo()">MultiThreadedAction</a></code></span></div> |
| <div class="block">Returns a task-specific progress string</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="MultiThreadedAction.html#progressInfo()">progressInfo</a></code> in class <code><a href="MultiThreadedAction.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedAction</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
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