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<h2 title="Class LoadTestTool" class="title">Class LoadTestTool</h2>
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<pre>@InterfaceAudience.LimitedPrivate(value="Tools")
public class <a href="../../../../../src-html/org/apache/hadoop/hbase/util/LoadTestTool.html#line.76">LoadTestTool</a>
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<td class="colFirst"><code>private static <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>
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<pre>private&nbsp;<a href="../../../../../org/apache/hadoop/hbase/util/MultiThreadedWriter.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedWriter</a>&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/util/LoadTestTool.html#line.796">getMultiThreadedWriterInstance</a>(<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>&nbsp;clazzName,
<a href="../../../../../org/apache/hadoop/hbase/util/test/LoadTestDataGenerator.html" title="class in org.apache.hadoop.hbase.util.test">LoadTestDataGenerator</a>&nbsp;dataGen)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a href="../../../../../org/apache/hadoop/hbase/util/test/LoadTestDataGenerator.html" title="class in org.apache.hadoop.hbase.util.test">LoadTestDataGenerator</a>&nbsp;dataGen)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>private&nbsp;<a href="../../../../../org/apache/hadoop/hbase/util/MultiThreadedReader.html" title="class in org.apache.hadoop.hbase.util">MultiThreadedReader</a>&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/util/LoadTestTool.html#line.821">getMultiThreadedReaderInstance</a>(<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>&nbsp;clazzName,
<a href="../../../../../org/apache/hadoop/hbase/util/test/LoadTestDataGenerator.html" title="class in org.apache.hadoop.hbase.util.test">LoadTestDataGenerator</a>&nbsp;dataGen)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/util/LoadTestTool.html#line.833">main</a>(<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>[]&nbsp;args)</pre>
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<pre>private&nbsp;int&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/util/LoadTestTool.html#line.845">parallelLoadTables</a>()
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<div class="block">When NUM_TABLES is specified, the function starts multiple worker threads
which individually start a LoadTestTool instance to load a table. Each
table name is in format &lt;tn>_&lt;index>. For example, "-tn test -num_tables 2"
, table names will be "test_1", "test_2"</div>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if one of the load tasks is unable to complete</dd>
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<pre>private&nbsp;void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/util/LoadTestTool.html#line.907">checkForErrors</a>()
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<div class="block">Check for errors in the writer threads. If any is found, rethrow it.</div>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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org.apache.hadoop.conf.Configuration&nbsp;conf,
<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>&nbsp;owner,
<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>&nbsp;userList)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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