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| <div class="subTitle">org.apache.hadoop.hbase.regionserver.throttle</div> |
| <h2 title="Class PressureAwareCompactionThroughputController" class="title">Class PressureAwareCompactionThroughputController</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.hadoop.conf.Configured</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">org.apache.hadoop.hbase.regionserver.throttle.PressureAwareThroughputController</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.hadoop.hbase.regionserver.throttle.PressureAwareCompactionThroughputController</li> |
| </ul> |
| </li> |
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| <div class="description"> |
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| <dl> |
| <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> |
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| <br> |
| <pre>@InterfaceAudience.LimitedPrivate(value="Configuration") |
| public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#line.43">PressureAwareCompactionThroughputController</a> |
| extends <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">PressureAwareThroughputController</a></pre> |
| <div class="block">A throughput controller which uses the follow schema to limit throughput |
| <ul> |
| <li>If compaction pressure is greater than 1.0, no limitation.</li> |
| <li>In off peak hours, use a fixed throughput limitation |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_OFFPEAK">"hbase.hstore.compaction.throughput.offpeak"</a></li> |
| <li>In normal hours, the max throughput is tuned between |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_LOWER_BOUND">"hbase.hstore.compaction.throughput.lower.bound"</a> and |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_HIGHER_BOUND">"hbase.hstore.compaction.throughput.higher.bound"</a>, using the formula "lower + |
| (higer - lower) * compactionPressure", where compactionPressure is in range [0.0, 1.0]</li> |
| </ul></div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStore.html#getCompactionPressure--"><code>HStore.getCompactionPressure()</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h3>Field Summary</h3> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#DEFAULT_HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_HIGHER_BOUND">DEFAULT_HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_HIGHER_BOUND</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#DEFAULT_HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_LOWER_BOUND">DEFAULT_HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_LOWER_BOUND</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#DEFAULT_HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_OFFPEAK">DEFAULT_HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_OFFPEAK</a></span></code> </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/regionserver/throttle/PressureAwareCompactionThroughputController.html#DEFAULT_HSTORE_COMPACTION_THROUGHPUT_TUNE_PERIOD">DEFAULT_HSTORE_COMPACTION_THROUGHPUT_TUNE_PERIOD</a></span></code> </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/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_HIGHER_BOUND">HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_HIGHER_BOUND</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <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/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_LOWER_BOUND">HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_LOWER_BOUND</a></span></code> </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/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_OFFPEAK">HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_OFFPEAK</a></span></code> </td> |
| </tr> |
| <tr 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/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_THROUGHPUT_CONTROL_CHECK_INTERVAL">HBASE_HSTORE_COMPACTION_THROUGHPUT_CONTROL_CHECK_INTERVAL</a></span></code> </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/regionserver/throttle/PressureAwareCompactionThroughputController.html#HBASE_HSTORE_COMPACTION_THROUGHPUT_TUNE_PERIOD">HBASE_HSTORE_COMPACTION_THROUGHPUT_TUNE_PERIOD</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <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/PressureAwareCompactionThroughputController.html#LOG">LOG</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#maxThroughputOffpeak">maxThroughputOffpeak</a></span></code> </td> |
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| <h3>Fields inherited from class org.apache.hadoop.hbase.regionserver.throttle.<a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">PressureAwareThroughputController</a></h3> |
| <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#activeOperations">activeOperations</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#controlPerSize">controlPerSize</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#maxThroughputLowerBound">maxThroughputLowerBound</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#maxThroughputUpperBound">maxThroughputUpperBound</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#offPeakHours">offPeakHours</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#tuningPeriod">tuningPeriod</a></code></li> |
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| <th class="colOne" scope="col">Constructor and Description</th> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#PressureAwareCompactionThroughputController--">PressureAwareCompactionThroughputController</a></span>()</code> </td> |
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| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#setConf-org.apache.hadoop.conf.Configuration-">setConf</a></span>(org.apache.hadoop.conf.Configuration conf)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.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="i2" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#toString--">toString</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareCompactionThroughputController.html#tune-double-">tune</a></span>(double compactionPressure)</code> </td> |
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| <h3>Methods inherited from class org.apache.hadoop.hbase.regionserver.throttle.<a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html" title="class in org.apache.hadoop.hbase.regionserver.throttle">PressureAwareThroughputController</a></h3> |
| <code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#control-java.lang.String-long-">control</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#finish-java.lang.String-">finish</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#getMaxThroughput--">getMaxThroughput</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#isStopped--">isStopped</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#setMaxThroughput-double-">setMaxThroughput</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#start-java.lang.String-">start</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#stop-java.lang.String-">stop</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#throughputDesc-double-">throughputDesc</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/PressureAwareThroughputController.html#throughputDesc-long-long-">throughputDesc</a></code></li> |
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| <h3>Methods inherited from class org.apache.hadoop.conf.Configured</h3> |
| <code>getConf</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/PressureAwareCompactionThroughputController.html#line.45">LOG</a></pre> |
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| <h4>HBASE_HSTORE_COMPACTION_MAX_THROUGHPUT_HIGHER_BOUND</h4> |
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| <dt><span class="seeLabel">See Also:</span></dt> |
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| <div class="block">Setup controller for the given region server.</div> |
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| <dd><code>setConf</code> in interface <code>org.apache.hadoop.conf.Configurable</code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>setConf</code> in class <code>org.apache.hadoop.conf.Configured</code></dd> |
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