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<article data-swiftype-index='true'>
<a class='edit-link' href="https://github.com/apache/ignite/tree/IGNITE-7595/docs/_docs/monitoring-metrics/new-metrics.adoc" target="_blank">Edit</a>
<h1>Metrics</h1>
<div id="preamble">
<div class="sectionbody">
<div class="paragraph">
<p>This page describes metrics registers (categories) and the metrics available in each register.</p>
</div>
</div>
</div>
<div class="sect1">
<h2 id="system">System</h2>
<div class="sectionbody">
<div class="paragraph">
<p>System metrics such as JVM or CPU metrics.</p>
</div>
<div class="paragraph">
<p>Register name: <code>sys</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CpuLoad</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">CPU load.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CurrentThreadCpuTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadMXBean.getCurrentThreadCpuTime()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CurrentThreadUserTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadMXBean.getCurrentThreadUserTime()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">DaemonThreadCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadMXBean.getDaemonThreadCount()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">GcCpuLoad</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">GC CPU load.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PeakThreadCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadMXBean.getPeakThreadCount</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">SystemLoadAverage</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">java.lang.Double</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">OperatingSystemMXBean.getSystemLoadAverage()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadMXBean.getThreadCount</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalExecutedTasks</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total executed tasks.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalStartedThreadCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadMXBean.getTotalStartedThreadCount</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">UpTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">RuntimeMxBean.getUptime()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">memory.heap.committed</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">MemoryUsage.getHeapMemoryUsage().getCommitted()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">memory.heap.init</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">MemoryUsage.getHeapMemoryUsage().getInit()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">memory.heap.used</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">MemoryUsage.getHeapMemoryUsage().getUsed()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">memory.nonheap.committed</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">MemoryUsage.getNonHeapMemoryUsage().getCommitted()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">memory.nonheap.init</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">MemoryUsage.getNonHeapMemoryUsage().getInit()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">memory.nonheap.max</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">MemoryUsage.getNonHeapMemoryUsage().getMax()</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">memory.nonheap.used</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">MemoryUsage.getNonHeapMemoryUsage().getUsed()</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="caches">Caches</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Cache metrics.</p>
</div>
<div class="paragraph">
<p>Register name: <code>cache.{cache_name}.{near}</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheEvictions</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of evictions from the cache.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheGets</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of gets to the cache.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheHits</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The number of get requests that were satisfied by the cache.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheMisses</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">A miss is a get request that is not satisfied.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CachePuts</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of puts to the cache.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheRemovals</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of removals from the cache.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheTxCommits</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total number of transaction commits.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheTxRollbacks</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total number of transaction rollbacks.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CommitTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Commit time in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CommitTimeTotal</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total time of commit, in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorHits</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of invocations on keys, which exist in cache.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorInvokeTimeNanos</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total time of cache invocations, in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorMaxInvocationTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">So far, the maximum time to execute cache invokes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorMinInvocationTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">So far, the minimum time to execute cache invokes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorMisses</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of invocations on keys, which don&#8217;t exist in cache.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorPuts</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of cache invocations, caused update.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorReadOnlyInvocations</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of cache invocations, caused no updates.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EntryProcessorRemovals</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of cache invocations, caused removals.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EstimatedRebalancingKeys</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number estimated to rebalance keys.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">GetTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Get time in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">GetTimeTotal</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total time of cache gets, in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">IsIndexRebuildInProgress</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">True if index rebuild is in progress.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffHeapEvictions</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of evictions from the off-heap memory.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffHeapGets</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of get requests to the off-heap memory.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffHeapHits</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The number of get requests that were satisfied by the off-heap memory.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffHeapMisses</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">A miss is a get request that is not satisfied by off-heap memory.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffHeapPuts</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of put requests to the off-heap memory.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffHeapRemovals</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total number of removals from the off-heap memory.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PutTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Put time in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PutTimeTotal</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total time of cache puts, in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">QueryCompleted</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of completed queries.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">QueryExecuted</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of executed queries.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">QueryFailed</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of failed queries.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">QueryMaximumTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Maximum query execution time.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">QueryMinimalTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Minimum query execution time.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">QuerySumTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Query summary time.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RebalanceClearingPartitionsLeft</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of partitions need to be cleared before actual rebalance start.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RebalanceStartTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Rebalance start time.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RebalancedKeys</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of already rebalanced keys.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RebalancingBytesRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Estimated rebalancing speed in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RebalancingKeysRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Estimated rebalancing speed in keys.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RemoveTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Remove time in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RemoveTimeTotal</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total time of cache removal, in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RollbackTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Rollback time in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RollbackTimeTotal</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The total time of rollback, in nanoseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalRebalancedBytes</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of already rebalanced bytes.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="cache-groups">Cache Groups</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>cacheGroups.{group_name}</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">AffinityPartitionsAssignmentMap</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">java.util.Map</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Affinity partitions assignment map.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">Caches</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">java.util.ArrayList</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">List of caches</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">IndexBuildCountPartitionsLeft</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of partitions need processed for finished indexes create or rebuilding.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LocalNodeMovingPartitionsCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of partitions with state MOVING for this cache group located on this node.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LocalNodeOwningPartitionsCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of partitions with state OWNING for this cache group located on this node.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LocalNodeRentingEntriesCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of entries remains to evict in RENTING partitions located on this node for this cache group.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LocalNodeRentingPartitionsCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of partitions with state RENTING for this cache group located on this node.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">MaximumNumberOfPartitionCopies</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Maximum number of partition copies for all partitions of this cache group.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">MinimumNumberOfPartitionCopies</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Minimum number of partition copies for all partitions of this cache group.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">MovingPartitionsAllocationMap</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">java.util.Map</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Allocation map of partitions with state MOVING in the cluster.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OwningPartitionsAllocationMap</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">java.util.Map</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Allocation map of partitions with state OWNING in the cluster.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PartitionIds</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">java.util.ArrayList</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Local partition ids.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">SparseStorageSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Storage space allocated for group adjusted for possible sparsity, in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">StorageSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Storage space allocated for group, in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalAllocatedPages</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Cache group total allocated pages.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalAllocatedSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total size of memory allocated for group, in bytes.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="transactions">Transactions</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Transaction metrics.</p>
</div>
<div class="paragraph">
<p>Register name: <code>tx</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">AllOwnerTransactions</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">java.util.HashMap</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Map of local node owning transactions.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LockedKeysNumber</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The number of keys locked on the node.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OwnerTransactionsNumber</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The number of active transactions for which this node is the initiator.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TransactionsHoldingLockNumber</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The number of active transactions holding at least one key lock.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCommitTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Last commit time.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">nodeSystemTimeHistogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Transactions system times on node represented as histogram.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">nodeUserTimeHistogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Transactions user times on node represented as histogram.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastRollbackTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Last rollback time.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">totalNodeSystemTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total transactions system time on node.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">totalNodeUserTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total transactions user time on node.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">txCommits</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of transaction commits.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">txRollbacks</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of transaction rollbacks.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="partition-map-exchange">Partition Map Exchange</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Partition map exchange metrics.</p>
</div>
<div class="paragraph">
<p>Register name: <code>pme</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheOperationsBlockedDuration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Current PME cache operations blocked duration in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CacheOperationsBlockedDurationHistogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Histogram of cache operations blocked PME durations in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">Duration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Current PME duration in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">DurationHistogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">histogram</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Histogram of PME durations in milliseconds.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="compute-jobs">Compute Jobs</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>compute.jobs</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.Active</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of active jobs currently executing.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.Canceled</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of cancelled jobs that are still running.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.ExecutionTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total execution time of jobs.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.Finished</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of finished jobs.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.Rejected</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of jobs rejected after more recent collision resolution operation.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.Started</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of started jobs.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.Waiting</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of currently queued jobs waiting to be executed.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">compute.jobs.WaitingTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total time jobs spent on waiting queue.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="thread-pools">Thread Pools</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>threadPools.{thread_pool_name}</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">ActiveCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Approximate number of threads that are actively executing tasks.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CompletedTaskCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Approximate total number of tasks that have completed execution.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CorePoolSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The core number of threads.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">KeepAliveTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Thread keep-alive time, which is the amount of time which threads in excess of the core pool size may remain idle before being terminated.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LargestPoolSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Largest number of threads that have ever simultaneously been in the pool.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">MaximumPoolSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The maximum allowed number of threads.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PoolSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Current number of threads in the pool.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">QueueSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Current size of the execution queue.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">RejectedExecutionHandlerClass</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Class name of current rejection handler.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">Shutdown</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">True if this executor has been shut down.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TaskCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Approximate total number of tasks that have been scheduled for execution.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">Terminated</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">True if all tasks have completed following shut down.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">Terminating</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">True if terminating but not yet terminated.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">ThreadFactoryClass</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Class name of thread factory used to create new threads.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="cache-group-io">Cache Group IO</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>io.statistics.cacheGroups.{group_name}</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LOGICAL_READS</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of logical reads</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PHYSICAL_READS</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of physical reads</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">grpId</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Group id</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">name</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Name of the index</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">startTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Statistics collect start time</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="sorted-indexes">Sorted Indexes</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>io.statistics.sortedIndexes.{cache_name}.{index_name}</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LOGICAL_READS_INNER</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of logical reads for inner tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LOGICAL_READS_LEAF</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of logical reads for leaf tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PHYSICAL_READS_INNER</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of physical reads for inner tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PHYSICAL_READS_LEAF</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of physical reads for leaf tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">indexName</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Name of the index</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">name</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Name of the cache</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">startTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Statistics collection start time</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="hash-indexes">Hash Indexes</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>io.statistics.hashIndexes.{cache_name}.{index_name}</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LOGICAL_READS_INNER</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of logical reads for inner tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LOGICAL_READS_LEAF</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of logical reads for leaf tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PHYSICAL_READS_INNER</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of physical reads for inner tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PHYSICAL_READS_LEAF</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of physical reads for leaf tree node</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">indexName</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Name of the index</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">name</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Name of the cache</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">startTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Statistics collection start time</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="communication-io">Communication IO</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>io.communication</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OutboundMessagesQueueSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Outbound messages queue size.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">SentMessagesCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Sent messages count.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">SentBytesCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Sent bytes count.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">ReceivedBytesCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Received bytes count.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">ReceivedMessagesCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Received messages count.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="data-region-io">Data Region IO</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Register name: <code>io.dataregion.{data_region_name}</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">AllocationRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Allocation rate (pages per second) averaged across rateTimeInternal.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CheckpointBufferSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Checkpoint buffer size in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">DirtyPages</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of pages in memory not yet synchronized with persistent storage.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EmptyDataPages</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Calculates empty data pages count for region. It counts only totally free pages that can be reused (e. g. pages that are contained in reuse bucket of free list).</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">EvictionRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Eviction rate (pages per second).</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LargeEntriesPagesCount</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Count of pages that fully ocupied by large entries that go beyond page size</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffHeapSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Offheap size in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OffheapUsedSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Offheap used size in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PagesFillFactor</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">The percentage of the used space.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PagesRead</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of pages read from last restart.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PagesReplaceAge</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Average age at which pages in memory are replaced with pages from persistent storage (milliseconds).</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PagesReplaceRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Rate at which pages in memory are replaced with pages from persistent storage (pages per second).</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PagesReplaced</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of pages replaced from last restart.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PagesWritten</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of pages written from last restart.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PhysicalMemoryPages</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of pages residing in physical RAM.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">PhysicalMemorySize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Gets total size of pages loaded to the RAM, in bytes</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalAllocatedPages</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total number of allocated pages.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalAllocatedSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Gets a total size of memory allocated in the data region, in bytes</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">TotalThrottlingTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total throttling threads time in milliseconds. The Ignite throttles threads that generate dirty pages during the ongoing checkpoint.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">UsedCheckpointBufferSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Gets used checkpoint buffer size in bytes</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
<h2 id="data-storage">Data Storage</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Data Storage metrics.</p>
</div>
<div class="paragraph">
<p>Register name: <code>io.datastorage</code></p>
</div>
<table class="tableblock frame-all grid-all stripes-even stretch">
<colgroup>
<col style="width: 33.3333%;">
<col style="width: 16.6666%;">
<col style="width: 50.0001%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Name</th>
<th class="tableblock halign-left valign-top">Type</th>
<th class="tableblock halign-left valign-top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">CheckpointTotalTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total duration of checkpoint</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointCopiedOnWritePagesNumber</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Number of pages copied to a temporary checkpoint buffer during the last checkpoint.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointDataPagesNumber</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total number of data pages written during the last checkpoint.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointDuration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Duration of the last checkpoint in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointFsyncDuration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Duration of the sync phase of the last checkpoint in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointLockWaitDuration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Duration of the checkpoint lock wait in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointMarkDuration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Duration of the checkpoint lock wait in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointPagesWriteDuration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Duration of the checkpoint pages write in milliseconds.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">LastCheckpointTotalPagesNumber</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total number of pages written during the last checkpoint.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">SparseStorageSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Storage space allocated adjusted for possible sparsity, in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">StorageSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Storage space allocated, in bytes.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalArchiveSegments</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">integer</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Current number of WAL segments in the WAL archive.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalBuffPollSpinsRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">WAL buffer poll spins number over the last time interval.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalFsyncTimeDuration</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total duration of fsync</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalFsyncTimeNum</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total count of fsync</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalLastRollOverTime</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Time of the last WAL segment rollover.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalLoggingRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Average number of WAL records per second written during the last time interval.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalTotalSize</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Total size in bytes for storage wal files.</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">WalWritingRate</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">Average number of bytes per second written during the last time interval.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="copyright">
© 2020 The Apache Software Foundation.<br/>
Apache, Apache Ignite, the Apache feather and the Apache Ignite logo are either registered trademarks or trademarks of The Apache Software Foundation.
</div>
</article>
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<ul class="sectlevel1">
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<li><a href="#cache-groups">Cache Groups</a></li>
<li><a href="#transactions">Transactions</a></li>
<li><a href="#partition-map-exchange">Partition Map Exchange</a></li>
<li><a href="#compute-jobs">Compute Jobs</a></li>
<li><a href="#thread-pools">Thread Pools</a></li>
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<li><a href="#communication-io">Communication IO</a></li>
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