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| <h2 title="Class DataStorageMetricsAdapter" class="title">Class DataStorageMetricsAdapter</h2> |
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| <pre>public class <span class="typeNameLabel">DataStorageMetricsAdapter</span> |
| extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></pre> |
| <div class="block">Converter class from <a href="../../../org/apache/ignite/DataStorageMetrics.html" title="interface in org.apache.ignite"><code>DataStorageMetrics</code></a> to legacy <a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite"><code>PersistenceMetrics</code></a>.</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"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></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="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> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointCopiedOnWritePagesNumber--">getLastCheckpointCopiedOnWritePagesNumber</a></span>()</code> |
| <div class="block">Gets the number of pages copied to a temporary checkpoint buffer during the last checkpoint.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointDataPagesNumber--">getLastCheckpointDataPagesNumber</a></span>()</code> |
| <div class="block">Gets the number of data pages written during the last checkpoint.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointFsyncDuration--">getLastCheckpointFsyncDuration</a></span>()</code> |
| <div class="block">Gets the duration of the sync phase of the last checkpoint in milliseconds.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointingDuration--">getLastCheckpointingDuration</a></span>()</code> |
| <div class="block">Gets the duration of the last checkpoint in milliseconds.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointLockWaitDuration--">getLastCheckpointLockWaitDuration</a></span>()</code> |
| <div class="block">Gets the duration of last checkpoint lock wait in milliseconds.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointMarkDuration--">getLastCheckpointMarkDuration</a></span>()</code> |
| <div class="block">Gets the duration of last checkpoint mark phase in milliseconds.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointPagesWriteDuration--">getLastCheckpointPagesWriteDuration</a></span>()</code> |
| <div class="block">Gets the duration of last checkpoint pages write phase in milliseconds.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getLastCheckpointTotalPagesNumber--">getLastCheckpointTotalPagesNumber</a></span>()</code> |
| <div class="block">Gets the total number of pages written during the last checkpoint.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getWalArchiveSegments--">getWalArchiveSegments</a></span>()</code> |
| <div class="block">Gets the current number of WAL segments in the WAL archive.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>float</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getWalFsyncTimeAverage--">getWalFsyncTimeAverage</a></span>()</code> |
| <div class="block">Gets the average WAL fsync duration in microseconds over the last time interval.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>float</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getWalLoggingRate--">getWalLoggingRate</a></span>()</code> |
| <div class="block">Gets the average number of WAL records per second written during the last time interval.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>float</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#getWalWritingRate--">getWalWritingRate</a></span>()</code> |
| <div class="block">Gets the average number of bytes per second written during the last time interval.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html" title="class in org.apache.ignite">DataStorageMetricsAdapter</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html#valueOf-org.apache.ignite.DataStorageMetrics-">valueOf</a></span>(<a href="../../../org/apache/ignite/DataStorageMetrics.html" title="interface in org.apache.ignite">DataStorageMetrics</a> delegate)</code> </td> |
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| <h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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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| <h3>Method Detail</h3> |
| <a name="valueOf-org.apache.ignite.DataStorageMetrics-"> |
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| <h4>valueOf</h4> |
| <pre>public static <a href="../../../org/apache/ignite/DataStorageMetricsAdapter.html" title="class in org.apache.ignite">DataStorageMetricsAdapter</a> valueOf(<a href="../../../org/apache/ignite/DataStorageMetrics.html" title="interface in org.apache.ignite">DataStorageMetrics</a> delegate)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>delegate</code> - DataStorageMetrics.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Wrapped <a href="../../../org/apache/ignite/DataStorageMetrics.html" title="interface in org.apache.ignite"><code>DataStorageMetrics</code></a> that implements <a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite"><code>PersistenceMetrics</code></a>. |
| Null value is not wrapped and returned as is.</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getWalLoggingRate</h4> |
| <pre>public float getWalLoggingRate()</pre> |
| <div class="block">Gets the average number of WAL records per second written during the last time interval. |
| <p> |
| The length of time interval is configured via <a href="../../../org/apache/ignite/configuration/PersistentStoreConfiguration.html#setRateTimeInterval-long-"><code>PersistentStoreConfiguration.setRateTimeInterval(long)</code></a> |
| configurartion property. |
| The number of subintervals is configured via <a href="../../../org/apache/ignite/configuration/PersistentStoreConfiguration.html#setSubIntervals-int-"><code>PersistentStoreConfiguration.setSubIntervals(int)</code></a> |
| configuration property.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getWalLoggingRate--">getWalLoggingRate</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getWalWritingRate--"> |
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| <h4>getWalWritingRate</h4> |
| <pre>public float getWalWritingRate()</pre> |
| <div class="block">Gets the average number of bytes per second written during the last time interval. |
| The length of time interval is configured via <a href="../../../org/apache/ignite/configuration/PersistentStoreConfiguration.html#setRateTimeInterval-long-"><code>PersistentStoreConfiguration.setRateTimeInterval(long)</code></a> |
| configurartion property. |
| The number of subintervals is configured via <a href="../../../org/apache/ignite/configuration/PersistentStoreConfiguration.html#setSubIntervals-int-"><code>PersistentStoreConfiguration.setSubIntervals(int)</code></a> |
| configuration property.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getWalWritingRate--">getWalWritingRate</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getWalArchiveSegments--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getWalArchiveSegments</h4> |
| <pre>public int getWalArchiveSegments()</pre> |
| <div class="block">Gets the current number of WAL segments in the WAL archive.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getWalArchiveSegments--">getWalArchiveSegments</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getWalFsyncTimeAverage</h4> |
| <pre>public float getWalFsyncTimeAverage()</pre> |
| <div class="block">Gets the average WAL fsync duration in microseconds over the last time interval. |
| <p> |
| The length of time interval is configured via <a href="../../../org/apache/ignite/configuration/PersistentStoreConfiguration.html#setRateTimeInterval-long-"><code>PersistentStoreConfiguration.setRateTimeInterval(long)</code></a> |
| configurartion property. |
| The number of subintervals is configured via <a href="../../../org/apache/ignite/configuration/PersistentStoreConfiguration.html#setSubIntervals-int-"><code>PersistentStoreConfiguration.setSubIntervals(int)</code></a> |
| configuration property.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getWalFsyncTimeAverage--">getWalFsyncTimeAverage</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getLastCheckpointingDuration</h4> |
| <pre>public long getLastCheckpointingDuration()</pre> |
| <div class="block">Gets the duration of the last checkpoint in milliseconds.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointingDuration--">getLastCheckpointingDuration</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Total checkpoint duration in milliseconds.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLastCheckpointLockWaitDuration--"> |
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| <h4>getLastCheckpointLockWaitDuration</h4> |
| <pre>public long getLastCheckpointLockWaitDuration()</pre> |
| <div class="block">Gets the duration of last checkpoint lock wait in milliseconds.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointLockWaitDuration--">getLastCheckpointLockWaitDuration</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Checkpoint lock wait time in milliseconds.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLastCheckpointMarkDuration--"> |
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| <h4>getLastCheckpointMarkDuration</h4> |
| <pre>public long getLastCheckpointMarkDuration()</pre> |
| <div class="block">Gets the duration of last checkpoint mark phase in milliseconds.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointMarkDuration--">getLastCheckpointMarkDuration</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Checkpoint mark duration in milliseconds.</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getLastCheckpointPagesWriteDuration</h4> |
| <pre>public long getLastCheckpointPagesWriteDuration()</pre> |
| <div class="block">Gets the duration of last checkpoint pages write phase in milliseconds.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointPagesWriteDuration--">getLastCheckpointPagesWriteDuration</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Checkpoint pages write phase in milliseconds.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLastCheckpointFsyncDuration--"> |
| <!-- --> |
| </a> |
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| <li class="blockList"> |
| <h4>getLastCheckpointFsyncDuration</h4> |
| <pre>public long getLastCheckpointFsyncDuration()</pre> |
| <div class="block">Gets the duration of the sync phase of the last checkpoint in milliseconds.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointFsyncDuration--">getLastCheckpointFsyncDuration</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Checkpoint fsync time in milliseconds.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLastCheckpointTotalPagesNumber--"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getLastCheckpointTotalPagesNumber</h4> |
| <pre>public long getLastCheckpointTotalPagesNumber()</pre> |
| <div class="block">Gets the total number of pages written during the last checkpoint.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointTotalPagesNumber--">getLastCheckpointTotalPagesNumber</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Total number of pages written during the last checkpoint.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLastCheckpointDataPagesNumber--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>getLastCheckpointDataPagesNumber</h4> |
| <pre>public long getLastCheckpointDataPagesNumber()</pre> |
| <div class="block">Gets the number of data pages written during the last checkpoint.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointDataPagesNumber--">getLastCheckpointDataPagesNumber</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Total number of data pages written during the last checkpoint.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLastCheckpointCopiedOnWritePagesNumber--"> |
| <!-- --> |
| </a> |
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| <li class="blockList"> |
| <h4>getLastCheckpointCopiedOnWritePagesNumber</h4> |
| <pre>public long getLastCheckpointCopiedOnWritePagesNumber()</pre> |
| <div class="block">Gets the number of pages copied to a temporary checkpoint buffer during the last checkpoint.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../org/apache/ignite/PersistenceMetrics.html#getLastCheckpointCopiedOnWritePagesNumber--">getLastCheckpointCopiedOnWritePagesNumber</a></code> in interface <code><a href="../../../org/apache/ignite/PersistenceMetrics.html" title="interface in org.apache.ignite">PersistenceMetrics</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Total number of pages copied to a temporary checkpoint buffer during the last checkpoint.</dd> |
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| <p class="legalCopy"><small><table width="100%" border="0" cellspacing=0 cellpadding=0 style="padding: 5px"> <tr> <td> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <a target=_blank href="https://ignite.apache.org"><nobr>2018 Copyright © Apache Software Foundation</nobr></a> </td> </tr> </tbody> </table> </td> <td width="100%" align="right" valign="center"> <a href="https://twitter.com/ApacheIgnite" class="twitter-follow-button" data-show-count="false" data-size="large">Follow @ApacheIgnite</a> </td> </tr> <tr> <td colspan="2" valign="top" align="left"> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <b>Ignite Fabric</b> </td> <td>: ver. <strong>2.6.0</strong> </td> </tr> <tr style="padding: 0; margin: 0"> <td> <b>Release Date</b> </td> <td>: July 10 2018 </td> </tr> </tbody> </table> </td> </tr> </table></small></p> |
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