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<div class="left-nav__overlay"></div>
<article data-swiftype-index='true'>
<a class='edit-link' href="https://github.com/apache/ignite/tree/IGNITE-7595/docs/_docs/monitoring-metrics/configuring-metrics.adoc" target="_blank">Edit</a>
<h1>Configuring Metrics</h1>
<div id="preamble">
<div class="sectionbody">
<div class="paragraph">
<p>Metrics collection is not a free operation and might affect the performance of an application.
For this reason, some metrics are disabled by default.</p>
</div>
</div>
</div>
<div class="sect1">
<h2 id="enabling-cache-metrics">Enabling Cache Metrics</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Cache metrics show statistics on the amount of data stored in caches, the total number and frequency of cache operations, etc. as well as some cache configuration properties for information purposes.</p>
</div>
<div class="paragraph">
<p>To enable cache metrics, use one of the methods described below for each cache you want to monitor.</p>
</div>
<code-tabs><code-tab data-tab='XML'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="xml"><span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"cacheConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;list&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.CacheConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"name"</span> <span class="na">value=</span><span class="s">"mycache"</span><span class="nt">/&gt;</span>
<span class="c">&lt;!-- Enable statistics for the cache. --&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"statisticsEnabled"</span> <span class="na">value=</span><span class="s">"true"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/list&gt;</span>
<span class="nt">&lt;/property&gt;</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='Java'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="java"><span class="nc">IgniteConfiguration</span> <span class="n">cfg</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">IgniteConfiguration</span><span class="o">();</span>
<span class="nc">CacheConfiguration</span> <span class="n">cacheCfg</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">CacheConfiguration</span><span class="o">(</span><span class="s">"test-cache"</span><span class="o">);</span>
<span class="c1">// Enable statistics for the cache.</span>
<span class="n">cacheCfg</span><span class="o">.</span><span class="na">setStatisticsEnabled</span><span class="o">(</span><span class="kc">true</span><span class="o">);</span>
<span class="n">cfg</span><span class="o">.</span><span class="na">setCacheConfiguration</span><span class="o">(</span><span class="n">cacheCfg</span><span class="o">);</span>
<span class="c1">// Start the node.</span>
<span class="nc">Ignite</span> <span class="n">ignite</span> <span class="o">=</span> <span class="nc">Ignition</span><span class="o">.</span><span class="na">start</span><span class="o">(</span><span class="n">cfg</span><span class="o">);</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='C#/.NET'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="csharp"><span class="kt">var</span> <span class="n">cfg</span> <span class="p">=</span> <span class="k">new</span> <span class="n">IgniteConfiguration</span>
<span class="p">{</span>
<span class="n">CacheConfiguration</span> <span class="p">=</span> <span class="k">new</span><span class="p">[]</span>
<span class="p">{</span>
<span class="k">new</span> <span class="nf">CacheConfiguration</span><span class="p">(</span><span class="s">"my-cache"</span><span class="p">)</span>
<span class="p">{</span>
<span class="n">EnableStatistics</span> <span class="p">=</span> <span class="k">true</span>
<span class="p">}</span>
<span class="p">}</span>
<span class="p">};</span>
<span class="kt">var</span> <span class="n">ignite</span> <span class="p">=</span> <span class="n">Ignition</span><span class="p">.</span><span class="nf">Start</span><span class="p">(</span><span class="n">cfg</span><span class="p">);</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='C++' data-unavailable='true'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code>This API is not presently available for C++. You can use XML configuration.</code></pre>
</div>
</div></code-tab></code-tabs>
<div class="paragraph">
<p>For each cache on a node, Ignite creates two JMX Beans: one with cache information specific to the node, and one with global (cluster-wide) information about the cache.</p>
</div>
<div class="dlist">
<dl>
<dt class="hdlist1"><strong>Local cache information MBean:</strong></dt>
<dd>
<div class="literalblock">
<div class="content">
<pre>group=&lt;Cache_Name&gt;,name="org.apache.ignite.internal.processors.cache.CacheLocalMetricsMXBeanImpl"</pre>
</div>
</div>
</dd>
<dt class="hdlist1"><strong>Global cache information MBean:</strong></dt>
<dd>
<div class="listingblock">
<div class="content">
<pre>group=&lt;Cache_Name&gt;,name="org.apache.ignite.internal.processors.cache.CacheClusterMetricsMXBeanImpl"</pre>
</div>
</div>
</dd>
</dl>
</div>
</div>
</div>
<div class="sect1">
<h2 id="enabling-data-region-metrics">Enabling Data Region Metrics</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Data region metrics expose information about data regions, including memory and storage size of the region.
Enable data region metrics for every region you want to collect the metrics for.</p>
</div>
<div class="paragraph">
<p>Data region metrics can be enabled in two ways:</p>
</div>
<div class="ulist">
<ul>
<li>
<p>in the <a href="/docs/2.9.0/memory-configuration/data-regions">configuration of the region</a></p>
</li>
<li>
<p>via JMX Beans</p>
</li>
</ul>
</div>
<div class="paragraph">
<p>The following example illustrates how to enable metrics for the default data region and one custom data region.</p>
</div>
<code-tabs><code-tab data-tab='XML'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="xml"><span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.IgniteConfiguration"</span> <span class="na">id=</span><span class="s">"ignite.cfg"</span><span class="nt">&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"dataStorageConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.DataStorageConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"defaultDataRegionConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.DataRegionConfiguration"</span><span class="nt">&gt;</span>
<span class="c">&lt;!-- enable mertrics for the default data region --&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"metricsEnabled"</span> <span class="na">value=</span><span class="s">"true"</span><span class="nt">/&gt;</span>
<span class="c">&lt;!-- other properties --&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"dataRegionConfigurations"</span><span class="nt">&gt;</span>
<span class="nt">&lt;list&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.DataRegionConfiguration"</span><span class="nt">&gt;</span>
<span class="c">&lt;!-- Custom region name. --&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"name"</span> <span class="na">value=</span><span class="s">"myDataRegion"</span><span class="nt">/&gt;</span>
<span class="c">&lt;!-- Enable metrics for this data region --&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"metricsEnabled"</span> <span class="na">value=</span><span class="s">"true"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"persistenceEnabled"</span> <span class="na">value=</span><span class="s">"true"</span><span class="nt">/&gt;</span>
<span class="c">&lt;!-- other properties --&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/list&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="nt">&lt;/bean&gt;</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='Java'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="java"><span class="nc">IgniteConfiguration</span> <span class="n">cfg</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">IgniteConfiguration</span><span class="o">();</span>
<span class="nc">DataStorageConfiguration</span> <span class="n">storageCfg</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataStorageConfiguration</span><span class="o">();</span>
<span class="nc">DataRegionConfiguration</span> <span class="n">defaultRegion</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataRegionConfiguration</span><span class="o">();</span>
<span class="n">defaultRegion</span><span class="o">.</span><span class="na">setMetricsEnabled</span><span class="o">(</span><span class="kc">true</span><span class="o">);</span>
<span class="n">storageCfg</span><span class="o">.</span><span class="na">setDefaultDataRegionConfiguration</span><span class="o">(</span><span class="n">defaultRegion</span><span class="o">);</span>
<span class="c1">// Create a new data region.</span>
<span class="nc">DataRegionConfiguration</span> <span class="n">regionCfg</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataRegionConfiguration</span><span class="o">();</span>
<span class="c1">// Region name.</span>
<span class="n">regionCfg</span><span class="o">.</span><span class="na">setName</span><span class="o">(</span><span class="s">"myDataRegion"</span><span class="o">);</span>
<span class="c1">// Enable metrics for this region.</span>
<span class="n">regionCfg</span><span class="o">.</span><span class="na">setMetricsEnabled</span><span class="o">(</span><span class="kc">true</span><span class="o">);</span>
<span class="c1">// Set the data region configuration.</span>
<span class="n">storageCfg</span><span class="o">.</span><span class="na">setDataRegionConfigurations</span><span class="o">(</span><span class="n">regionCfg</span><span class="o">);</span>
<span class="c1">// Other properties</span>
<span class="c1">// Apply the new configuration.</span>
<span class="n">cfg</span><span class="o">.</span><span class="na">setDataStorageConfiguration</span><span class="o">(</span><span class="n">storageCfg</span><span class="o">);</span>
<span class="nc">Ignite</span> <span class="n">ignite</span> <span class="o">=</span> <span class="nc">Ignition</span><span class="o">.</span><span class="na">start</span><span class="o">(</span><span class="n">cfg</span><span class="o">);</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='C#/.NET'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="csharp"><span class="kt">var</span> <span class="n">cfg</span> <span class="p">=</span> <span class="k">new</span> <span class="n">IgniteConfiguration</span>
<span class="p">{</span>
<span class="n">DataStorageConfiguration</span> <span class="p">=</span> <span class="k">new</span> <span class="n">DataStorageConfiguration</span>
<span class="p">{</span>
<span class="n">DefaultDataRegionConfiguration</span> <span class="p">=</span> <span class="k">new</span> <span class="n">DataRegionConfiguration</span>
<span class="p">{</span>
<span class="n">Name</span> <span class="p">=</span> <span class="n">DataStorageConfiguration</span><span class="p">.</span><span class="n">DefaultDataRegionName</span><span class="p">,</span>
<span class="n">MetricsEnabled</span> <span class="p">=</span> <span class="k">true</span>
<span class="p">},</span>
<span class="n">DataRegionConfigurations</span> <span class="p">=</span> <span class="k">new</span><span class="p">[]</span>
<span class="p">{</span>
<span class="k">new</span> <span class="n">DataRegionConfiguration</span>
<span class="p">{</span>
<span class="n">Name</span> <span class="p">=</span> <span class="s">"myDataRegion"</span><span class="p">,</span>
<span class="n">MetricsEnabled</span> <span class="p">=</span> <span class="k">true</span>
<span class="p">}</span>
<span class="p">}</span>
<span class="p">}</span>
<span class="p">};</span>
<span class="kt">var</span> <span class="n">ignite</span> <span class="p">=</span> <span class="n">Ignition</span><span class="p">.</span><span class="nf">Start</span><span class="p">(</span><span class="n">cfg</span><span class="p">);</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='C++' data-unavailable='true'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code>This API is not presently available for C++. You can use XML configuration.</code></pre>
</div>
</div></code-tab></code-tabs>
<div class="paragraph">
<p>Data region metrics can be enabled/disabled at runtime via the following JMX Bean:</p>
</div>
<div class="dlist">
<dl>
<dt class="hdlist1"><strong>Data Region MBean</strong></dt>
<dd>
<div class="listingblock">
<div class="content">
<pre>org.apache:group=DataRegionMetrics,name=&lt;Data Region Name&gt;</pre>
</div>
</div>
</dd>
</dl>
</div>
</div>
</div>
<div class="sect1">
<h2 id="enabling-persistence-related-metrics">Enabling Persistence-related Metrics</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Persistence-related metrics can be enabled/disabled in the data storage configuration:</p>
</div>
<code-tabs><code-tab data-tab='XML'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="xml"><span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.IgniteConfiguration"</span> <span class="na">id=</span><span class="s">"ignite.cfg"</span><span class="nt">&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"dataStorageConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.DataStorageConfiguration"</span><span class="nt">&gt;</span>
<span class="c">&lt;!-- persistent storage metrics --&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"metricsEnabled"</span> <span class="na">value=</span><span class="s">"true"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"defaultDataRegionConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.DataRegionConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class