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<div class="subTitle">org.apache.hadoop.hbase</div>
<h2 title="Class PerformanceEvaluation" class="title">Class PerformanceEvaluation</h2>
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<li>org.apache.hadoop.conf.Configured</li>
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<li>org.apache.hadoop.hbase.PerformanceEvaluation</li>
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<pre>@InterfaceAudience.LimitedPrivate(value="Tools")
public class <a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.html#line.136">PerformanceEvaluation</a>
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool</pre>
<div class="block">Script used evaluating HBase performance and scalability. Runs a HBase
client that steps through one of a set of hardcoded tests or 'experiments'
(e.g. a random reads test, a random writes test, etc.). Pass on the
command-line which test to run and how many clients are participating in
this experiment. Run <code>PerformanceEvaluation --help</code> to obtain usage.
<p>This class sets up and runs the evaluation programs described in
Section 7, <i>Performance Evaluation</i>, of the <a
href="http://labs.google.com/papers/bigtable.html">Bigtable</a>
paper, pages 8-10.
<p>By default, runs as a mapreduce job where each mapper runs a single test
client. Can also run as a non-mapreduce, multithreaded application by
specifying <code>--nomapred</code>. Each client does about 1GB of data, unless
specified otherwise.</div>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.AppendTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.AppendTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.AsyncRandomReadTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.AsyncRandomReadTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.BufferedMutatorTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.BufferedMutatorTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.CASTableTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.CASTableTest</a></span></code>
<div class="block">Base class for operations that are CAS-like; that read a value and then set it based off what
they read.</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.CheckAndDeleteTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.CheckAndDeleteTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.CleanMetaTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.CleanMetaTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.CmdDescriptor.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.CmdDescriptor</a></span></code>
<div class="block">Describes a command.</div>
</td>
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<td class="colFirst"><code>protected static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.Counter.html" title="enum in org.apache.hadoop.hbase">PerformanceEvaluation.Counter</a></span></code>
<div class="block">Enum for map metrics.</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.EvaluationMapTask</a></span></code>
<div class="block">MapReduce job that runs a performance evaluation client in each map task.</div>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.FilteredScanTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.FilteredScanTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.IncrementTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.IncrementTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.MetaRandomReadTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.MetaRandomReadTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.MetaTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.MetaTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.MetaWriteTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.MetaWriteTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RandomReadTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RandomReadTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RandomScanWithRange10000Test.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RandomScanWithRange10000Test</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RandomScanWithRange1000Test.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RandomScanWithRange1000Test</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RandomScanWithRange10Test.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RandomScanWithRange10Test</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RandomScanWithRangeTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RandomScanWithRangeTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RandomSeekScanTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RandomSeekScanTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RandomWriteTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RandomWriteTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>protected static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RunResult.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RunResult</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.ScanTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.ScanTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.SequentialReadTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.SequentialReadTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.SequentialWriteTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.SequentialWriteTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.Status.html" title="interface in org.apache.hadoop.hbase">PerformanceEvaluation.Status</a></span></code>
<div class="block">Implementations can have their status set.</div>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TableTest.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TableTest</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.Test.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.Test</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestBase.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestBase</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a></span></code>
<div class="block">Wraps up options passed to <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html" title="class in org.apache.hadoop.hbase"><code>PerformanceEvaluation</code></a>.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math">BigDecimal</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#BYTES_PER_MB">BYTES_PER_MB</a></span></code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#COLUMN_ZERO">COLUMN_ZERO</a></span></code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.CmdDescriptor.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.CmdDescriptor</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#COMMANDS">COMMANDS</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/math/MathContext.html?is-external=true" title="class or interface in java.math">MathContext</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#CXT">CXT</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>private static <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#DEFAULT_OPTS">DEFAULT_OPTS</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>private static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#DEFAULT_ROWS_PER_GB">DEFAULT_ROWS_PER_GB</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#DEFAULT_VALUE_LENGTH">DEFAULT_VALUE_LENGTH</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#FAMILY_NAME_BASE">FAMILY_NAME_BASE</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#FAMILY_ZERO">FAMILY_ZERO</a></span></code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/text/DecimalFormat.html?is-external=true" title="class or interface in java.text">DecimalFormat</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#FMT">FMT</a></span></code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>private static org.apache.hbase.thirdparty.com.google.gson.Gson</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#GSON">GSON</a></span></code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>(package 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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#JOB_INPUT_FILENAME">JOB_INPUT_FILENAME</a></span></code>
<div class="block">Each client has one mapper to do the work, and client do the resulting count in a map task.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private static org.slf4j.Logger</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#LOG">LOG</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math">BigDecimal</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#MS_PER_SEC">MS_PER_SEC</a></span></code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>private static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#ONE_GB">ONE_GB</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package 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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#PE_COMMAND_SHORTNAME">PE_COMMAND_SHORTNAME</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private static org.apache.hadoop.fs.Path</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#PERF_EVAL_DIR">PERF_EVAL_DIR</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package 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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#RANDOM_READ">RANDOM_READ</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package 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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#RANDOM_SEEK_SCAN">RANDOM_SEEK_SCAN</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#ROW_LENGTH">ROW_LENGTH</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#TABLE_NAME">TABLE_NAME</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#TAG_LENGTH">TAG_LENGTH</a></span></code>&nbsp;</td>
</tr>
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<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">&nbsp;</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/PerformanceEvaluation.html#PerformanceEvaluation-org.apache.hadoop.conf.Configuration-">PerformanceEvaluation</a></span>(org.apache.hadoop.conf.Configuration&nbsp;conf)</code>
<div class="block">Constructor</div>
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<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">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</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>protected static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#addCommandDescriptor-java.lang.Class-java.lang.String-java.lang.String-">addCommandDescriptor</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;? extends <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestBase.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestBase</a>&gt;&nbsp;cmdClass,
<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;name,
<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;description)</code>&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#calculateMbps-int-long-int-int-int-">calculateMbps</a></span>(int&nbsp;rows,
long&nbsp;timeMs,
int&nbsp;valueSize,
int&nbsp;families,
int&nbsp;columns)</code>
<div class="block">Compute a throughput rate in MB/s.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>(package private) static <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#calculateRowsAndSize-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">calculateRowsAndSize</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>(package private) static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#checkTable-org.apache.hadoop.hbase.client.Admin-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">checkTable</a></span>(org.apache.hadoop.hbase.client.Admin&nbsp;admin,
<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;? extends <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestBase.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestBase</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#determineCommandClass-java.lang.String-">determineCommandClass</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>&nbsp;cmd)</code>&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>(package private) static <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RunResult.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RunResult</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#doLocalClients-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-org.apache.hadoop.conf.Configuration-">doLocalClients</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts,
org.apache.hadoop.conf.Configuration&nbsp;conf)</code>&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>(package private) static org.apache.hadoop.mapreduce.Job</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#doMapReduce-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-org.apache.hadoop.conf.Configuration-">doMapReduce</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts,
org.apache.hadoop.conf.Configuration&nbsp;conf)</code>&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#format-int-">format</a></span>(int&nbsp;number)</code>&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#generateData-java.util.Random-int-">generateData</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Random.html?is-external=true" title="class or interface in java.util">Random</a>&nbsp;r,
int&nbsp;length)</code>&nbsp;</td>
</tr>
<tr id="i9" 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/PerformanceEvaluation.html#generateRandomRow-java.util.Random-int-">generateRandomRow</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Random.html?is-external=true" title="class or interface in java.util">Random</a>&nbsp;random,
int&nbsp;totalRows)</code>&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>private static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#getAverageValueLength-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">getAverageValueLength</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>(package private) static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#getRandomRow-java.util.Random-int-">getRandomRow</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Random.html?is-external=true" title="class or interface in java.util">Random</a>&nbsp;random,
int&nbsp;totalRows)</code>&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#getRowsPerGB-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">getRowsPerGB</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>&nbsp;</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>protected static byte[][]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#getSplits-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">getSplits</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>
<div class="block">generates splits based on total number of rows and specified split regions</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>protected static org.apache.hadoop.hbase.client.TableDescriptor</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#getTableDescriptor-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">getTableDescriptor</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>
<div class="block">Create an HTableDescriptor from provided TestOptions.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>private static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#isCommandClass-java.lang.String-">isCommandClass</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>&nbsp;cmd)</code>&nbsp;</td>
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<tr id="i16" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#main-java.lang.String:A-">main</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>[]&nbsp;args)</code>&nbsp;</td>
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<tr id="i17" class="rowColor">
<td class="colFirst"><code>(package private) static <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#parseOpts-java.util.Queue-">parseOpts</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<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>&gt;&nbsp;args)</code>
<div class="block">Parse options passed in via an arguments array.</div>
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</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#printUsage--">printUsage</a></span>()</code>&nbsp;</td>
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<tr id="i19" class="rowColor">
<td class="colFirst"><code>protected static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#printUsage-java.lang.String-">printUsage</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>&nbsp;message)</code>&nbsp;</td>
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<tr id="i20" class="altColor">
<td class="colFirst"><code>protected static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#printUsage-java.lang.String-java.lang.String-">printUsage</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>&nbsp;shortName,
<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;message)</code>&nbsp;</td>
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<tr id="i21" class="rowColor">
<td class="colFirst"><code>protected static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#printUsageAndExit-java.lang.String-int-">printUsageAndExit</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>&nbsp;message,
int&nbsp;exitCode)</code>&nbsp;</td>
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<tr id="i22" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#run-java.lang.String:A-">run</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>[]&nbsp;args)</code>&nbsp;</td>
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<tr id="i23" class="rowColor">
<td class="colFirst"><code>(package private) static <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.RunResult.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.RunResult</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#runOneClient-java.lang.Class-org.apache.hadoop.conf.Configuration-org.apache.hadoop.hbase.client.Connection-org.apache.hadoop.hbase.client.AsyncConnection-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-org.apache.hadoop.hbase.PerformanceEvaluation.Status-">runOneClient</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;? extends <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestBase.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestBase</a>&gt;&nbsp;cmd,
org.apache.hadoop.conf.Configuration&nbsp;conf,
org.apache.hadoop.hbase.client.Connection&nbsp;con,
org.apache.hadoop.hbase.client.AsyncConnection&nbsp;asyncCon,
<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts,
<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.Status.html" title="interface in org.apache.hadoop.hbase">PerformanceEvaluation.Status</a>&nbsp;status)</code>&nbsp;</td>
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<tr id="i24" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#runTest-java.lang.Class-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">runTest</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;? extends <a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestBase.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestBase</a>&gt;&nbsp;cmd,
<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>&nbsp;</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code>(package private) static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#setupConnectionCount-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">setupConnectionCount</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>&nbsp;</td>
</tr>
<tr id="i26" class="altColor">
<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#validateParsedOpts-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">validateParsedOpts</a></span>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>
<div class="block">Validates opts after all the opts are parsed, so that caller need not to maintain order of opts</div>
</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code>(package private) static org.apache.hadoop.fs.Path</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#writeInputFile-org.apache.hadoop.conf.Configuration-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-">writeInputFile</a></span>(org.apache.hadoop.conf.Configuration&nbsp;c,
<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</code>&nbsp;</td>
</tr>
<tr id="i28" class="altColor">
<td class="colFirst"><code>(package private) static org.apache.hadoop.fs.Path</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.html#writeInputFile-org.apache.hadoop.conf.Configuration-org.apache.hadoop.hbase.PerformanceEvaluation.TestOptions-org.apache.hadoop.fs.Path-">writeInputFile</a></span>(org.apache.hadoop.conf.Configuration&nbsp;c,
<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts,
org.apache.hadoop.fs.Path&nbsp;basedir)</code>&nbsp;</td>
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int&nbsp;families,
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<div class="block">Compute a throughput rate in MB/s.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>rows</code> - Number of records consumed.</dd>
<dd><code>timeMs</code> - Time taken in milliseconds.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>String value with label, ie '123.76 MB/s'</dd>
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<pre>public static&nbsp;byte[]&nbsp;<a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.html#line.2474">format</a>(int&nbsp;number)</pre>
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<pre>static&nbsp;int&nbsp;<a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.html#line.2516">generateRandomRow</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Random.html?is-external=true" title="class or interface in java.util">Random</a>&nbsp;random,
int&nbsp;totalRows)</pre>
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<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>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd>
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<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a>,
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/ClassNotFoundException.html?is-external=true" title="class or interface in java.lang">ClassNotFoundException</a></code></dd>
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<div class="block">Parse options passed in via an arguments array. Assumes that array has been split
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in the queue at the conclusion of this method call. It's up to the caller to deal
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<div class="block">Validates opts after all the opts are parsed, so that caller need not to maintain order of opts</div>
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<pre>static&nbsp;<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;<a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.html#line.3028">calculateRowsAndSize</a>(<a href="../../../../org/apache/hadoop/hbase/PerformanceEvaluation.TestOptions.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.TestOptions</a>&nbsp;opts)</pre>
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<pre>public&nbsp;int&nbsp;<a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.html#line.3052">run</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)
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code>run</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.util.Tool</code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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