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| <article class="content wrap" id="_content" data-uid="Apache.Ignite.Core.IDataStorageMetrics">
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| <h1 id="Apache_Ignite_Core_IDataStorageMetrics" data-uid="Apache.Ignite.Core.IDataStorageMetrics" class="text-break">Interface IDataStorageMetrics
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| </h1>
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| <div class="markdown level0 summary"><p>Persistent store metrics.</p> |
| </div>
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| <div class="markdown level0 conceptual"></div>
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| <h6><strong>Namespace</strong>: <a class="xref" href="Apache.Ignite.Core.html">Apache.Ignite.Core</a></h6>
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| <h6><strong>Assembly</strong>: Apache.Ignite.Core.dll</h6>
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| <h5 id="Apache_Ignite_Core_IDataStorageMetrics_syntax">Syntax</h5>
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| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">public interface IDataStorageMetrics</code></pre>
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| </div>
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| <h3 id="properties">Properties
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| </h3>
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| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointCopiedOnWritePagesNumber_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointCopiedOnWritePagesNumber*"></a>
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| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointCopiedOnWritePagesNumber" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointCopiedOnWritePagesNumber">LastCheckpointCopiedOnWritePagesNumber</h4>
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| <div class="markdown level1 summary"><p>Gets the number of pages copied to a temporary checkpoint buffer during the last checkpoint.</p> |
| </div>
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| <div class="markdown level1 conceptual"></div>
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| <h5 class="decalaration">Declaration</h5>
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| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">long LastCheckpointCopiedOnWritePagesNumber { get; }</code></pre>
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| </div>
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| <h5 class="propertyValue">Property Value</h5>
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| <table class="table table-bordered table-striped table-condensed">
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| <thead>
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| <tr>
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| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
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| <tr>
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| <td><span class="xref">System.Int64</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
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| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointDataPagesNumber_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointDataPagesNumber*"></a>
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| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointDataPagesNumber" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointDataPagesNumber">LastCheckpointDataPagesNumber</h4>
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| <div class="markdown level1 summary"><p>Gets the number of data pages written during the last checkpoint.</p> |
| </div>
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| <div class="markdown level1 conceptual"></div>
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| <h5 class="decalaration">Declaration</h5>
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| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">long LastCheckpointDataPagesNumber { get; }</code></pre>
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| </div>
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| <h5 class="propertyValue">Property Value</h5>
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| <table class="table table-bordered table-striped table-condensed">
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| <thead>
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| <tr>
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| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
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| <tr>
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| <td><span class="xref">System.Int64</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
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| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointDuration_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointDuration*"></a>
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| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointDuration" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointDuration">LastCheckpointDuration</h4>
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| <div class="markdown level1 summary"><p>Gets the duration of the last checkpoint.</p> |
| </div>
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| <div class="markdown level1 conceptual"></div>
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| <h5 class="decalaration">Declaration</h5>
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| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">TimeSpan LastCheckpointDuration { get; }</code></pre>
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| </div>
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| <h5 class="propertyValue">Property Value</h5>
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| <table class="table table-bordered table-striped table-condensed">
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| <thead>
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| <tr>
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| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
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| <tr>
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| <td><span class="xref">System.TimeSpan</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
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| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointFsyncDuration_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointFsyncDuration*"></a>
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| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointFsyncDuration" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointFsyncDuration">LastCheckpointFsyncDuration</h4>
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| <div class="markdown level1 summary"><p>Gets the duration of the sync phase of the last checkpoint.</p> |
| </div>
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| <div class="markdown level1 conceptual"></div>
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| <h5 class="decalaration">Declaration</h5>
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| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">TimeSpan LastCheckpointFsyncDuration { get; }</code></pre>
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| </div>
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| <h5 class="propertyValue">Property Value</h5>
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| <table class="table table-bordered table-striped table-condensed">
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| <thead>
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| <tr>
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| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
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| <tr>
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| <td><span class="xref">System.TimeSpan</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
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| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointLockWaitDuration_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointLockWaitDuration*"></a>
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| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointLockWaitDuration" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointLockWaitDuration">LastCheckpointLockWaitDuration</h4>
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| <div class="markdown level1 summary"><p>Gets the duration of last checkpoint lock wait.</p> |
| </div>
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| <div class="markdown level1 conceptual"></div>
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| <h5 class="decalaration">Declaration</h5>
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| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">TimeSpan LastCheckpointLockWaitDuration { get; }</code></pre>
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| </div>
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| <h5 class="propertyValue">Property Value</h5>
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| <table class="table table-bordered table-striped table-condensed">
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| <thead>
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| <tr>
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| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
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| <tr>
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| <td><span class="xref">System.TimeSpan</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
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| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointMarkDuration_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointMarkDuration*"></a>
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| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointMarkDuration" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointMarkDuration">LastCheckpointMarkDuration</h4>
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| <div class="markdown level1 summary"><p>Gets the duration of last checkpoint mark phase.</p> |
| </div>
|
| <div class="markdown level1 conceptual"></div>
|
| <h5 class="decalaration">Declaration</h5>
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| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">TimeSpan LastCheckpointMarkDuration { get; }</code></pre>
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| </div>
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| <h5 class="propertyValue">Property Value</h5>
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| <table class="table table-bordered table-striped table-condensed">
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| <thead>
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| <tr>
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| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
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| <tr>
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| <td><span class="xref">System.TimeSpan</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
|
| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointPagesWriteDuration_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointPagesWriteDuration*"></a>
|
| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointPagesWriteDuration" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointPagesWriteDuration">LastCheckpointPagesWriteDuration</h4>
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| <div class="markdown level1 summary"><p>Gets the duration of last checkpoint pages write phase.</p> |
| </div>
|
| <div class="markdown level1 conceptual"></div>
|
| <h5 class="decalaration">Declaration</h5>
|
| <div class="codewrapper">
|
| <pre><code class="lang-csharp hljs">TimeSpan LastCheckpointPagesWriteDuration { get; }</code></pre>
|
| </div>
|
| <h5 class="propertyValue">Property Value</h5>
|
| <table class="table table-bordered table-striped table-condensed">
|
| <thead>
|
| <tr>
|
| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
|
| <tr>
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| <td><span class="xref">System.TimeSpan</span></td>
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| <td></td>
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| </tr>
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| </tbody>
|
| </table>
|
| <a id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointTotalPagesNumber_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointTotalPagesNumber*"></a>
|
| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_LastCheckpointTotalPagesNumber" data-uid="Apache.Ignite.Core.IDataStorageMetrics.LastCheckpointTotalPagesNumber">LastCheckpointTotalPagesNumber</h4>
|
| <div class="markdown level1 summary"><p>Gets the total number of pages written during the last checkpoint.</p> |
| </div>
|
| <div class="markdown level1 conceptual"></div>
|
| <h5 class="decalaration">Declaration</h5>
|
| <div class="codewrapper">
|
| <pre><code class="lang-csharp hljs">long LastCheckpointTotalPagesNumber { get; }</code></pre>
|
| </div>
|
| <h5 class="propertyValue">Property Value</h5>
|
| <table class="table table-bordered table-striped table-condensed">
|
| <thead>
|
| <tr>
|
| <th>Type</th>
|
| <th>Description</th>
|
| </tr>
|
| </thead>
|
| <tbody>
|
| <tr>
|
| <td><span class="xref">System.Int64</span></td>
|
| <td></td>
|
| </tr>
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| </tbody>
|
| </table>
|
| <a id="Apache_Ignite_Core_IDataStorageMetrics_WalArchiveSegments_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalArchiveSegments*"></a>
|
| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_WalArchiveSegments" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalArchiveSegments">WalArchiveSegments</h4>
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| <div class="markdown level1 summary"><p>Gets the current number of WAL segments in the WAL archive.</p> |
| </div>
|
| <div class="markdown level1 conceptual"></div>
|
| <h5 class="decalaration">Declaration</h5>
|
| <div class="codewrapper">
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| <pre><code class="lang-csharp hljs">int WalArchiveSegments { get; }</code></pre>
|
| </div>
|
| <h5 class="propertyValue">Property Value</h5>
|
| <table class="table table-bordered table-striped table-condensed">
|
| <thead>
|
| <tr>
|
| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
|
| <tbody>
|
| <tr>
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| <td><span class="xref">System.Int32</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
|
| <a id="Apache_Ignite_Core_IDataStorageMetrics_WalFsyncTimeAverage_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalFsyncTimeAverage*"></a>
|
| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_WalFsyncTimeAverage" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalFsyncTimeAverage">WalFsyncTimeAverage</h4>
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| <div class="markdown level1 summary"><p>Gets the average WAL fsync duration in microseconds over the last time interval.</p> |
| </div>
|
| <div class="markdown level1 conceptual"></div>
|
| <h5 class="decalaration">Declaration</h5>
|
| <div class="codewrapper">
|
| <pre><code class="lang-csharp hljs">float WalFsyncTimeAverage { get; }</code></pre>
|
| </div>
|
| <h5 class="propertyValue">Property Value</h5>
|
| <table class="table table-bordered table-striped table-condensed">
|
| <thead>
|
| <tr>
|
| <th>Type</th>
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| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
|
| <tr>
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| <td><span class="xref">System.Single</span></td>
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| <td></td>
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| </tr>
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| </tbody>
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| </table>
|
| <a id="Apache_Ignite_Core_IDataStorageMetrics_WalLoggingRate_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalLoggingRate*"></a>
|
| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_WalLoggingRate" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalLoggingRate">WalLoggingRate</h4>
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| <div class="markdown level1 summary"><p>Gets the average number of WAL records per second written during the last time interval. </p> |
| </div>
|
| <div class="markdown level1 conceptual"></div>
|
| <h5 class="decalaration">Declaration</h5>
|
| <div class="codewrapper">
|
| <pre><code class="lang-csharp hljs">float WalLoggingRate { get; }</code></pre>
|
| </div>
|
| <h5 class="propertyValue">Property Value</h5>
|
| <table class="table table-bordered table-striped table-condensed">
|
| <thead>
|
| <tr>
|
| <th>Type</th>
|
| <th>Description</th>
|
| </tr>
|
| </thead>
|
| <tbody>
|
| <tr>
|
| <td><span class="xref">System.Single</span></td>
|
| <td></td>
|
| </tr>
|
| </tbody>
|
| </table>
|
| <a id="Apache_Ignite_Core_IDataStorageMetrics_WalWritingRate_" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalWritingRate*"></a>
|
| <h4 id="Apache_Ignite_Core_IDataStorageMetrics_WalWritingRate" data-uid="Apache.Ignite.Core.IDataStorageMetrics.WalWritingRate">WalWritingRate</h4>
|
| <div class="markdown level1 summary"><p>Gets the average number of bytes per second written during the last time interval.</p> |
| </div>
|
| <div class="markdown level1 conceptual"></div>
|
| <h5 class="decalaration">Declaration</h5>
|
| <div class="codewrapper">
|
| <pre><code class="lang-csharp hljs">float WalWritingRate { get; }</code></pre>
|
| </div>
|
| <h5 class="propertyValue">Property Value</h5>
|
| <table class="table table-bordered table-striped table-condensed">
|
| <thead>
|
| <tr>
|
| <th>Type</th>
|
| <th>Description</th>
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| </tr>
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| </thead>
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| <tbody>
|
| <tr>
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| <td><span class="xref">System.Single</span></td>
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| <td></td>
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| </tr>
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| </tbody>
|
| </table>
|
| </article>
|
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