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| <div class="subTitle">org.apache.hadoop.hbase.regionserver.throttle</div> |
| <h2 title="Class PressureAwareThroughputController" class="title">Class PressureAwareThroughputController</h2> |
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| <ul class="inheritance"> |
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| <li>org.apache.hadoop.conf.Configured</li> |
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| <li>org.apache.hadoop.hbase.regionserver.throttle.PressureAwareThroughputController</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd>org.apache.hadoop.conf.Configurable, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a>, <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" title="interface in org.apache.hadoop.hbase">Stoppable</a></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">PressureAwareCompactionThroughputController</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareFlushThroughputController.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">PressureAwareFlushThroughputController</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>@InterfaceAudience.LimitedPrivate(value="Configuration") |
| public abstract class <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.34">PressureAwareThroughputController</a> |
| extends org.apache.hadoop.conf.Configured |
| implements <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a>, <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" title="interface in org.apache.hadoop.hbase">Stoppable</a></pre> |
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| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Class and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.ActiveOperation.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">PressureAwareThroughputController.ActiveOperation</a></span></code> |
| <div class="block">Stores the information of one controlled compaction.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
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| <h3>Field Summary</h3> |
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| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</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>,<a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.ActiveOperation.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">PressureAwareThroughputController.ActiveOperation</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#activeOperations">activeOperations</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#controlPerSize">controlPerSize</a></span></code> </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/regionserver/throttle/PressureAwareThroughputController.html#LOG">LOG</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#maxThroughput">maxThroughput</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#maxThroughputLowerBound">maxThroughputLowerBound</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#maxThroughputPerOperation">maxThroughputPerOperation</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#maxThroughputUpperBound">maxThroughputUpperBound</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/OffPeakHours.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">OffPeakHours</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#offPeakHours">offPeakHours</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#stopped">stopped</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#tuningPeriod">tuningPeriod</a></span></code> </td> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#PressureAwareThroughputController--">PressureAwareThroughputController</a></span>()</code> </td> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#control-java.lang.String-long-">control</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> opName, |
| long size)</code> |
| <div class="block">Control the throughput.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#finish-java.lang.String-">finish</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> opName)</code> |
| <div class="block">Finish the controller.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#getMaxThroughput--">getMaxThroughput</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#isStopped--">isStopped</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#setMaxThroughput-double-">setMaxThroughput</a></span>(double maxThroughput)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#setup-org.apache.hadoop.hbase.regionserver.RegionServerServices-">setup</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/RegionServerServices.html" title="interface in org.apache.hadoop.hbase.regionserver">RegionServerServices</a> server)</code> |
| <div class="block">Setup controller for the given region server.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#start-java.lang.String-">start</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> opName)</code> |
| <div class="block">Start the throughput controller.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#stop-java.lang.String-">stop</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> why)</code> |
| <div class="block">Stop this service.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>protected <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/regionserver/throttle/PressureAwareThroughputController.html#throughputDesc-double-">throughputDesc</a></span>(double speed)</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>protected <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/regionserver/throttle/PressureAwareThroughputController.html#throughputDesc-long-long-">throughputDesc</a></span>(long deltaSize, |
| long elapsedTime)</code> </td> |
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| <h3>Methods inherited from class org.apache.hadoop.conf.Configured</h3> |
| <code>getConf, setConf</code></li> |
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| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
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| <div class="details"> |
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| <a name="LOG"> |
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| <h4>LOG</h4> |
| <pre>private static final org.slf4j.Logger <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.36">LOG</a></pre> |
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| <h4>maxThroughputUpperBound</h4> |
| <pre>protected long <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.67">maxThroughputUpperBound</a></pre> |
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| <h4>maxThroughputLowerBound</h4> |
| <pre>protected long <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.69">maxThroughputLowerBound</a></pre> |
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| </a> |
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| <h4>offPeakHours</h4> |
| <pre>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/OffPeakHours.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">OffPeakHours</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.71">offPeakHours</a></pre> |
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| <h4>controlPerSize</h4> |
| <pre>protected long <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.73">controlPerSize</a></pre> |
| </li> |
| </ul> |
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| <pre>private volatile double <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.77">maxThroughput</a></pre> |
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| <pre>private volatile double <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.78">maxThroughputPerOperation</a></pre> |
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| <h4>PressureAwareThroughputController</h4> |
| <pre>public <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.34">PressureAwareThroughputController</a>()</pre> |
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| <pre>public abstract void <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.83">setup</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/RegionServerServices.html" title="interface in org.apache.hadoop.hbase.regionserver">RegionServerServices</a> server)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#setup-org.apache.hadoop.hbase.regionserver.RegionServerServices-">ThroughputController</a></code></span></div> |
| <div class="block">Setup controller for the given region server.</div> |
| <dl> |
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| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#setup-org.apache.hadoop.hbase.regionserver.RegionServerServices-">setup</a></code> in interface <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a></code></dd> |
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| long elapsedTime)</pre> |
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| <pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.98">start</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> opName)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#start-java.lang.String-">ThroughputController</a></code></span></div> |
| <div class="block">Start the throughput controller.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#start-java.lang.String-">start</a></code> in interface <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a></code></dd> |
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| long size) |
| throws <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></pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#control-java.lang.String-long-">ThroughputController</a></code></span></div> |
| <div class="block">Control the throughput. Will sleep if too fast.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#control-java.lang.String-long-">control</a></code> in interface <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the actual sleep time.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <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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| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#finish-java.lang.String-">ThroughputController</a></code></span></div> |
| <div class="block">Finish the controller. Should call this method in a finally block.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html#finish-java.lang.String-">finish</a></code> in interface <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a></code></dd> |
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| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html#stop-java.lang.String-">Stoppable</a></code></span></div> |
| <div class="block">Stop this service. |
| Implementers should favor logging errors over throwing RuntimeExceptions.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html#stop-java.lang.String-">stop</a></code> in interface <code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" title="interface in org.apache.hadoop.hbase">Stoppable</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>why</code> - Why we're stopping.</dd> |
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| <pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.160">isStopped</a>()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html#isStopped--">isStopped</a></code> in interface <code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" title="interface in org.apache.hadoop.hbase">Stoppable</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html#stop-java.lang.String-"><code>Stoppable.stop(String)</code></a> has been closed.</dd> |
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| <h4>getMaxThroughput</h4> |
| <pre>public double <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.164">getMaxThroughput</a>()</pre> |
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| <h4>setMaxThroughput</h4> |
| <pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#line.168">setMaxThroughput</a>(double maxThroughput)</pre> |
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