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From tylerho...@apache.org
Subject svn commit: r1757435 [29/30] - in /cassandra/site/publish/doc: 3.10/ 3.10/architecture/ 3.10/configuration/ 3.10/cql/ 3.10/data_modeling/ 3.10/development/ 3.10/faq/ 3.10/getting_started/ 3.10/operating/ 3.10/tools/ 3.10/troubleshooting/ latest/ latest...
Date Tue, 23 Aug 2016 20:58:09 GMT
Modified: cassandra/site/publish/doc/latest/operating/metrics.html
URL: http://svn.apache.org/viewvc/cassandra/site/publish/doc/latest/operating/metrics.html?rev=1757435&r1=1757434&r2=1757435&view=diff
==============================================================================
--- cassandra/site/publish/doc/latest/operating/metrics.html (original)
+++ cassandra/site/publish/doc/latest/operating/metrics.html Tue Aug 23 20:58:08 2016
@@ -24,7 +24,7 @@
   <link rel="stylesheet" href="./../../../css/sphinx.css">
   
 
-   <link rel="top" title="Apache Cassandra Documentation v3.7" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Security"
href="security.html"/> <link rel="prev" title="Bulk Loading" href="bulk_loading.html"/>

+   <link rel="top" title="Apache Cassandra Documentation v3.10" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Security"
href="security.html"/> <link rel="prev" title="Bulk Loading" href="bulk_loading.html"/>

 </head>
 
   <body>
@@ -152,6 +152,7 @@
 <li class="toctree-l3"><a class="reference internal" href="#sstable-index-metrics">SSTable
Index Metrics</a></li>
 <li class="toctree-l3"><a class="reference internal" href="#bufferpool-metrics">BufferPool
Metrics</a></li>
 <li class="toctree-l3"><a class="reference internal" href="#client-metrics">Client
Metrics</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#jvm-metrics">JVM
Metrics</a></li>
 <li class="toctree-l3"><a class="reference internal" href="#jmx">JMX</a></li>
 <li class="toctree-l3"><a class="reference internal" href="#metric-reporters">Metric
Reporters</a></li>
 </ul>
@@ -162,8 +163,9 @@
 </li>
 <li class="toctree-l1"><a class="reference internal" href="../tools/index.html">Cassandra
Tools</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../troubleshooting/index.html">Troubleshooting</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../development/index.html">Cassandra
Development</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../faq/index.html">Frequently
Asked Questions</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
bugs and contributing</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
Bugs and Contributing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../contactus.html">Contact
us</a></li>
 </ul>
 
@@ -645,39 +647,63 @@ specific type.</p>
 <col width="65%" />
 </colgroup>
 <thead valign="bottom">
-<tr class="row-odd"><th class="head">Name</th>
-<th class="head">Type</th>
-<th class="head">Description</th>
+<tr class="row-odd"><th class="head"><p class="first last">Name</p>
+</th>
+<th class="head"><p class="first last">Type</p>
+</th>
+<th class="head"><p class="first last">Description</p>
+</th>
 </tr>
 </thead>
 <tbody valign="top">
-<tr class="row-even"><td>Timeouts</td>
-<td>Counter</td>
-<td>Number of timeouts encountered.</td>
+<tr class="row-even"><td><p class="first last">Timeouts</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of timeouts encountered.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Failures</td>
-<td>Counter</td>
-<td>Number of transaction failures encountered.</td>
+<tr class="row-odd"><td><p class="first last">Failures</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of transaction failures encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>&nbsp;</td>
-<td>Latency</td>
-<td>Transaction read latency.</td>
+<tr class="row-even"><td><p class="first last">&nbsp;</p>
+</td>
+<td><p class="first last">Latency</p>
+</td>
+<td><p class="first last">Transaction read latency.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Unavailables</td>
-<td>Counter</td>
-<td>Number of unavailable exceptions encountered.</td>
+<tr class="row-odd"><td><p class="first last">Unavailables</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of unavailable exceptions encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>UnfinishedCommit</td>
-<td>Counter</td>
-<td>Number of transactions that were committed on read.</td>
+<tr class="row-even"><td><p class="first last">UnfinishedCommit</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of transactions that were committed on read.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>ConditionNotMet</td>
-<td>Counter</td>
-<td>Number of transaction preconditions did not match current values.</td>
+<tr class="row-odd"><td><p class="first last">ConditionNotMet</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of transaction preconditions did not match current
values.</p>
+</td>
 </tr>
-<tr class="row-even"><td>ContentionHistogram</td>
-<td>Histogram</td>
-<td>How many contended reads were encountered</td>
+<tr class="row-even"><td><p class="first last">ContentionHistogram</p>
+</td>
+<td><p class="first last">Histogram</p>
+</td>
+<td><p class="first last">How many contended reads were encountered</p>
+</td>
 </tr>
 </tbody>
 </table>
@@ -696,35 +722,56 @@ specific type.</p>
 <col width="65%" />
 </colgroup>
 <thead valign="bottom">
-<tr class="row-odd"><th class="head">Name</th>
-<th class="head">Type</th>
-<th class="head">Description</th>
+<tr class="row-odd"><th class="head"><p class="first last">Name</p>
+</th>
+<th class="head"><p class="first last">Type</p>
+</th>
+<th class="head"><p class="first last">Description</p>
+</th>
 </tr>
 </thead>
 <tbody valign="top">
-<tr class="row-even"><td>Timeouts</td>
-<td>Counter</td>
-<td>Number of timeouts encountered.</td>
+<tr class="row-even"><td><p class="first last">Timeouts</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of timeouts encountered.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Failures</td>
-<td>Counter</td>
-<td>Number of transaction failures encountered.</td>
+<tr class="row-odd"><td><p class="first last">Failures</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of transaction failures encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>&nbsp;</td>
-<td>Latency</td>
-<td>Transaction write latency.</td>
+<tr class="row-even"><td><p class="first last">&nbsp;</p>
+</td>
+<td><p class="first last">Latency</p>
+</td>
+<td><p class="first last">Transaction write latency.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>UnfinishedCommit</td>
-<td>Counter</td>
-<td>Number of transactions that were committed on write.</td>
+<tr class="row-odd"><td><p class="first last">UnfinishedCommit</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of transactions that were committed on write.</p>
+</td>
 </tr>
-<tr class="row-even"><td>ConditionNotMet</td>
-<td>Counter</td>
-<td>Number of transaction preconditions did not match current values.</td>
+<tr class="row-even"><td><p class="first last">ConditionNotMet</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of transaction preconditions did not match current
values.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>ContentionHistogram</td>
-<td>Histogram</td>
-<td>How many contended writes were encountered</td>
+<tr class="row-odd"><td><p class="first last">ContentionHistogram</p>
+</td>
+<td><p class="first last">Histogram</p>
+</td>
+<td><p class="first last">How many contended writes were encountered</p>
+</td>
 </tr>
 </tbody>
 </table>
@@ -743,27 +790,42 @@ specific type.</p>
 <col width="64%" />
 </colgroup>
 <thead valign="bottom">
-<tr class="row-odd"><th class="head">Name</th>
-<th class="head">Type</th>
-<th class="head">Description</th>
+<tr class="row-odd"><th class="head"><p class="first last">Name</p>
+</th>
+<th class="head"><p class="first last">Type</p>
+</th>
+<th class="head"><p class="first last">Description</p>
+</th>
 </tr>
 </thead>
 <tbody valign="top">
-<tr class="row-even"><td>Timeouts</td>
-<td>Counter</td>
-<td>Number of timeouts encountered.</td>
+<tr class="row-even"><td><p class="first last">Timeouts</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of timeouts encountered.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Failures</td>
-<td>Counter</td>
-<td>Number of read failures encountered.</td>
+<tr class="row-odd"><td><p class="first last">Failures</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of read failures encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>&nbsp;</td>
-<td>Latency</td>
-<td>Read latency.</td>
+<tr class="row-even"><td><p class="first last">&nbsp;</p>
+</td>
+<td><p class="first last">Latency</p>
+</td>
+<td><p class="first last">Read latency.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Unavailables</td>
-<td>Counter</td>
-<td>Number of unavailable exceptions encountered.</td>
+<tr class="row-odd"><td><p class="first last">Unavailables</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of unavailable exceptions encountered.</p>
+</td>
 </tr>
 </tbody>
 </table>
@@ -782,27 +844,42 @@ specific type.</p>
 <col width="64%" />
 </colgroup>
 <thead valign="bottom">
-<tr class="row-odd"><th class="head">Name</th>
-<th class="head">Type</th>
-<th class="head">Description</th>
+<tr class="row-odd"><th class="head"><p class="first last">Name</p>
+</th>
+<th class="head"><p class="first last">Type</p>
+</th>
+<th class="head"><p class="first last">Description</p>
+</th>
 </tr>
 </thead>
 <tbody valign="top">
-<tr class="row-even"><td>Timeouts</td>
-<td>Counter</td>
-<td>Number of timeouts encountered.</td>
+<tr class="row-even"><td><p class="first last">Timeouts</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of timeouts encountered.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Failures</td>
-<td>Counter</td>
-<td>Number of range query failures encountered.</td>
+<tr class="row-odd"><td><p class="first last">Failures</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of range query failures encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>&nbsp;</td>
-<td>Latency</td>
-<td>Range query latency.</td>
+<tr class="row-even"><td><p class="first last">&nbsp;</p>
+</td>
+<td><p class="first last">Latency</p>
+</td>
+<td><p class="first last">Range query latency.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Unavailables</td>
-<td>Counter</td>
-<td>Number of unavailable exceptions encountered.</td>
+<tr class="row-odd"><td><p class="first last">Unavailables</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of unavailable exceptions encountered.</p>
+</td>
 </tr>
 </tbody>
 </table>
@@ -821,27 +898,42 @@ specific type.</p>
 <col width="64%" />
 </colgroup>
 <thead valign="bottom">
-<tr class="row-odd"><th class="head">Name</th>
-<th class="head">Type</th>
-<th class="head">Description</th>
+<tr class="row-odd"><th class="head"><p class="first last">Name</p>
+</th>
+<th class="head"><p class="first last">Type</p>
+</th>
+<th class="head"><p class="first last">Description</p>
+</th>
 </tr>
 </thead>
 <tbody valign="top">
-<tr class="row-even"><td>Timeouts</td>
-<td>Counter</td>
-<td>Number of timeouts encountered.</td>
+<tr class="row-even"><td><p class="first last">Timeouts</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of timeouts encountered.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Failures</td>
-<td>Counter</td>
-<td>Number of write failures encountered.</td>
+<tr class="row-odd"><td><p class="first last">Failures</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of write failures encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>&nbsp;</td>
-<td>Latency</td>
-<td>Write latency.</td>
+<tr class="row-even"><td><p class="first last">&nbsp;</p>
+</td>
+<td><p class="first last">Latency</p>
+</td>
+<td><p class="first last">Write latency.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Unavailables</td>
-<td>Counter</td>
-<td>Number of unavailable exceptions encountered.</td>
+<tr class="row-odd"><td><p class="first last">Unavailables</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of unavailable exceptions encountered.</p>
+</td>
 </tr>
 </tbody>
 </table>
@@ -860,33 +952,54 @@ specific type.</p>
 <col width="72%" />
 </colgroup>
 <tbody valign="top">
-<tr class="row-odd"><td>Timeouts</td>
-<td>Counter</td>
-<td>Number of timeouts encountered.</td>
+<tr class="row-odd"><td><p class="first last">Timeouts</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of timeouts encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>Failures</td>
-<td>Counter</td>
-<td>Number of transaction failures encountered.</td>
+<tr class="row-even"><td><p class="first last">Failures</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of transaction failures encountered.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>Unavailables</td>
-<td>Counter</td>
-<td>Number of unavailable exceptions encountered.</td>
+<tr class="row-odd"><td><p class="first last">Unavailables</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Number of unavailable exceptions encountered.</p>
+</td>
 </tr>
-<tr class="row-even"><td>ViewReplicasAttempted</td>
-<td>Counter</td>
-<td>Total number of attempted view replica writes.</td>
+<tr class="row-even"><td><p class="first last">ViewReplicasAttempted</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Total number of attempted view replica writes.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>ViewReplicasSuccess</td>
-<td>Counter</td>
-<td>Total number of succeded view replica writes.</td>
+<tr class="row-odd"><td><p class="first last">ViewReplicasSuccess</p>
+</td>
+<td><p class="first last">Counter</p>
+</td>
+<td><p class="first last">Total number of succeded view replica writes.</p>
+</td>
 </tr>
-<tr class="row-even"><td>ViewPendingMutations</td>
-<td>Gauge&lt;Long&gt;</td>
-<td>ViewReplicasAttempted - ViewReplicasSuccess.</td>
+<tr class="row-even"><td><p class="first last">ViewPendingMutations</p>
+</td>
+<td><p class="first last">Gauge&lt;Long&gt;</p>
+</td>
+<td><p class="first last">ViewReplicasAttempted - ViewReplicasSuccess.</p>
+</td>
 </tr>
-<tr class="row-odd"><td>ViewWriteLatency</td>
-<td>Timer</td>
-<td>Time between when mutation is applied to base table and when CL.ONE is achieved
on view.</td>
+<tr class="row-odd"><td><p class="first last">ViewWriteLatency</p>
+</td>
+<td><p class="first last">Timer</p>
+</td>
+<td><p class="first last">Time between when mutation is applied to base table
and when CL.ONE is achieved on view.</p>
+</td>
 </tr>
 </tbody>
 </table>
@@ -1438,6 +1551,182 @@ lower by recycling on and off heap buffe
 </tbody>
 </table>
 </div>
+<div class="section" id="jvm-metrics">
+<h2>JVM Metrics<a class="headerlink" href="#jvm-metrics" title="Permalink to this
headline">¶</a></h2>
+<p>JVM metrics such as memory and garbage collection statistics can either be accessed
by connecting to the JVM using JMX or can be exported using <a class="reference internal"
href="#metric-reporters">Metric Reporters</a>.</p>
+<div class="section" id="bufferpool">
+<h3>BufferPool<a class="headerlink" href="#bufferpool" title="Permalink to this
headline">¶</a></h3>
+<dl class="docutils">
+<dt><strong>Metric Name</strong></dt>
+<dd><code class="docutils literal"><span class="pre">jvm.buffers.&lt;direct|mapped&gt;.&lt;MetricName&gt;</span></code></dd>
+<dt><strong>JMX MBean</strong></dt>
+<dd><code class="docutils literal"><span class="pre">java.nio:type=BufferPool</span>
<span class="pre">name=&lt;direct|mapped&gt;</span></code></dd>
+</dl>
+<table border="1" class="docutils">
+<colgroup>
+<col width="22%" />
+<col width="12%" />
+<col width="66%" />
+</colgroup>
+<thead valign="bottom">
+<tr class="row-odd"><th class="head">Name</th>
+<th class="head">Type</th>
+<th class="head">Description</th>
+</tr>
+</thead>
+<tbody valign="top">
+<tr class="row-even"><td>Capacity</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Estimated total capacity of the buffers in this pool</td>
+</tr>
+<tr class="row-odd"><td>Count</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Estimated number of buffers in the pool</td>
+</tr>
+<tr class="row-even"><td>Used</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Estimated memory that the Java virtual machine is using for this buffer pool</td>
+</tr>
+</tbody>
+</table>
+</div>
+<div class="section" id="filedescriptorratio">
+<h3>FileDescriptorRatio<a class="headerlink" href="#filedescriptorratio" title="Permalink
to this headline">¶</a></h3>
+<dl class="docutils">
+<dt><strong>Metric Name</strong></dt>
+<dd><code class="docutils literal"><span class="pre">jvm.fd.&lt;MetricName&gt;</span></code></dd>
+<dt><strong>JMX MBean</strong></dt>
+<dd><code class="docutils literal"><span class="pre">java.lang:type=OperatingSystem</span>
<span class="pre">name=&lt;OpenFileDescriptorCount|MaxFileDescriptorCount&gt;</span></code></dd>
+</dl>
+<table border="1" class="docutils">
+<colgroup>
+<col width="33%" />
+<col width="18%" />
+<col width="49%" />
+</colgroup>
+<thead valign="bottom">
+<tr class="row-odd"><th class="head">Name</th>
+<th class="head">Type</th>
+<th class="head">Description</th>
+</tr>
+</thead>
+<tbody valign="top">
+<tr class="row-even"><td>Usage</td>
+<td>Ratio</td>
+<td>Ratio of used to total file descriptors</td>
+</tr>
+</tbody>
+</table>
+</div>
+<div class="section" id="garbagecollector">
+<h3>GarbageCollector<a class="headerlink" href="#garbagecollector" title="Permalink
to this headline">¶</a></h3>
+<dl class="docutils">
+<dt><strong>Metric Name</strong></dt>
+<dd><code class="docutils literal"><span class="pre">jvm.gc.&lt;gc_type&gt;.&lt;MetricName&gt;</span></code></dd>
+<dt><strong>JMX MBean</strong></dt>
+<dd><code class="docutils literal"><span class="pre">java.lang:type=GarbageCollector</span>
<span class="pre">name=&lt;gc_type&gt;</span></code></dd>
+</dl>
+<table border="1" class="docutils">
+<colgroup>
+<col width="25%" />
+<col width="14%" />
+<col width="61%" />
+</colgroup>
+<thead valign="bottom">
+<tr class="row-odd"><th class="head">Name</th>
+<th class="head">Type</th>
+<th class="head">Description</th>
+</tr>
+</thead>
+<tbody valign="top">
+<tr class="row-even"><td>Count</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Total number of collections that have occurred</td>
+</tr>
+<tr class="row-odd"><td>Time</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Approximate accumulated collection elapsed time in milliseconds</td>
+</tr>
+</tbody>
+</table>
+</div>
+<div class="section" id="memory">
+<h3>Memory<a class="headerlink" href="#memory" title="Permalink to this headline">¶</a></h3>
+<dl class="docutils">
+<dt><strong>Metric Name</strong></dt>
+<dd><code class="docutils literal"><span class="pre">jvm.memory.&lt;heap/non-heap/total&gt;.&lt;MetricName&gt;</span></code></dd>
+<dt><strong>JMX MBean</strong></dt>
+<dd><code class="docutils literal"><span class="pre">java.lang:type=Memory</span></code></dd>
+</dl>
+<table border="1" class="docutils">
+<colgroup>
+<col width="23%" />
+<col width="13%" />
+<col width="64%" />
+</colgroup>
+<tbody valign="top">
+<tr class="row-odd"><td>Committed</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Amount of memory in bytes that is committed for the JVM to use</td>
+</tr>
+<tr class="row-even"><td>Init</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Amount of memory in bytes that the JVM initially requests from the OS</td>
+</tr>
+<tr class="row-odd"><td>Max</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Maximum amount of memory in bytes that can be used for memory management</td>
+</tr>
+<tr class="row-even"><td>Usage</td>
+<td>Ratio</td>
+<td>Ratio of used to maximum memory</td>
+</tr>
+<tr class="row-odd"><td>Used</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Amount of used memory in bytes</td>
+</tr>
+</tbody>
+</table>
+</div>
+<div class="section" id="memorypool">
+<h3>MemoryPool<a class="headerlink" href="#memorypool" title="Permalink to this
headline">¶</a></h3>
+<dl class="docutils">
+<dt><strong>Metric Name</strong></dt>
+<dd><code class="docutils literal"><span class="pre">jvm.memory.pools.&lt;memory_pool&gt;.&lt;MetricName&gt;</span></code></dd>
+<dt><strong>JMX MBean</strong></dt>
+<dd><code class="docutils literal"><span class="pre">java.lang:type=MemoryPool</span>
<span class="pre">name=&lt;memory_pool&gt;</span></code></dd>
+</dl>
+<table border="1" class="docutils">
+<colgroup>
+<col width="23%" />
+<col width="13%" />
+<col width="64%" />
+</colgroup>
+<tbody valign="top">
+<tr class="row-odd"><td>Committed</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Amount of memory in bytes that is committed for the JVM to use</td>
+</tr>
+<tr class="row-even"><td>Init</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Amount of memory in bytes that the JVM initially requests from the OS</td>
+</tr>
+<tr class="row-odd"><td>Max</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Maximum amount of memory in bytes that can be used for memory management</td>
+</tr>
+<tr class="row-even"><td>Usage</td>
+<td>Ratio</td>
+<td>Ratio of used to maximum memory</td>
+</tr>
+<tr class="row-odd"><td>Used</td>
+<td>Gauge&lt;Long&gt;</td>
+<td>Amount of used memory in bytes</td>
+</tr>
+</tbody>
+</table>
+</div>
+</div>
 <div class="section" id="jmx">
 <h2>JMX<a class="headerlink" href="#jmx" title="Permalink to this headline">¶</a></h2>
 <p>Any JMX based client can access metrics from cassandra.</p>

Modified: cassandra/site/publish/doc/latest/operating/read_repair.html
URL: http://svn.apache.org/viewvc/cassandra/site/publish/doc/latest/operating/read_repair.html?rev=1757435&r1=1757434&r2=1757435&view=diff
==============================================================================
--- cassandra/site/publish/doc/latest/operating/read_repair.html (original)
+++ cassandra/site/publish/doc/latest/operating/read_repair.html Tue Aug 23 20:58:08 2016
@@ -24,7 +24,7 @@
   <link rel="stylesheet" href="./../../../css/sphinx.css">
   
 
-   <link rel="top" title="Apache Cassandra Documentation v3.7" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Hints"
href="hints.html"/> <link rel="prev" title="Repair" href="repair.html"/> 
+   <link rel="top" title="Apache Cassandra Documentation v3.10" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Hints"
href="hints.html"/> <link rel="prev" title="Repair" href="repair.html"/> 
 </head>
 
   <body>
@@ -142,8 +142,9 @@
 </li>
 <li class="toctree-l1"><a class="reference internal" href="../tools/index.html">Cassandra
Tools</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../troubleshooting/index.html">Troubleshooting</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../development/index.html">Cassandra
Development</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../faq/index.html">Frequently
Asked Questions</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
bugs and contributing</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
Bugs and Contributing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../contactus.html">Contact
us</a></li>
 </ul>
 

Modified: cassandra/site/publish/doc/latest/operating/repair.html
URL: http://svn.apache.org/viewvc/cassandra/site/publish/doc/latest/operating/repair.html?rev=1757435&r1=1757434&r2=1757435&view=diff
==============================================================================
--- cassandra/site/publish/doc/latest/operating/repair.html (original)
+++ cassandra/site/publish/doc/latest/operating/repair.html Tue Aug 23 20:58:08 2016
@@ -24,7 +24,7 @@
   <link rel="stylesheet" href="./../../../css/sphinx.css">
   
 
-   <link rel="top" title="Apache Cassandra Documentation v3.7" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Read
repair" href="read_repair.html"/> <link rel="prev" title="Adding, replacing, moving
and removing nodes" href="topo_changes.html"/> 
+   <link rel="top" title="Apache Cassandra Documentation v3.10" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Read
repair" href="read_repair.html"/> <link rel="prev" title="Adding, replacing, moving
and removing nodes" href="topo_changes.html"/> 
 </head>
 
   <body>
@@ -142,8 +142,9 @@
 </li>
 <li class="toctree-l1"><a class="reference internal" href="../tools/index.html">Cassandra
Tools</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../troubleshooting/index.html">Troubleshooting</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../development/index.html">Cassandra
Development</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../faq/index.html">Frequently
Asked Questions</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
bugs and contributing</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
Bugs and Contributing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../contactus.html">Contact
us</a></li>
 </ul>
 

Modified: cassandra/site/publish/doc/latest/operating/security.html
URL: http://svn.apache.org/viewvc/cassandra/site/publish/doc/latest/operating/security.html?rev=1757435&r1=1757434&r2=1757435&view=diff
==============================================================================
--- cassandra/site/publish/doc/latest/operating/security.html (original)
+++ cassandra/site/publish/doc/latest/operating/security.html Tue Aug 23 20:58:08 2016
@@ -24,7 +24,7 @@
   <link rel="stylesheet" href="./../../../css/sphinx.css">
   
 
-   <link rel="top" title="Apache Cassandra Documentation v3.7" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Hardware
Choices" href="hardware.html"/> <link rel="prev" title="Monitoring" href="metrics.html"/>

+   <link rel="top" title="Apache Cassandra Documentation v3.10" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Hardware
Choices" href="hardware.html"/> <link rel="prev" title="Monitoring" href="metrics.html"/>

 </head>
 
   <body>
@@ -150,8 +150,9 @@
 </li>
 <li class="toctree-l1"><a class="reference internal" href="../tools/index.html">Cassandra
Tools</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../troubleshooting/index.html">Troubleshooting</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../development/index.html">Cassandra
Development</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../faq/index.html">Frequently
Asked Questions</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
bugs and contributing</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
Bugs and Contributing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../contactus.html">Contact
us</a></li>
 </ul>
 

Modified: cassandra/site/publish/doc/latest/operating/snitch.html
URL: http://svn.apache.org/viewvc/cassandra/site/publish/doc/latest/operating/snitch.html?rev=1757435&r1=1757434&r2=1757435&view=diff
==============================================================================
--- cassandra/site/publish/doc/latest/operating/snitch.html (original)
+++ cassandra/site/publish/doc/latest/operating/snitch.html Tue Aug 23 20:58:08 2016
@@ -24,7 +24,7 @@
   <link rel="stylesheet" href="./../../../css/sphinx.css">
   
 
-   <link rel="top" title="Apache Cassandra Documentation v3.7" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Adding,
replacing, moving and removing nodes" href="topo_changes.html"/> <link rel="prev" title="Operating
Cassandra" href="index.html"/> 
+   <link rel="top" title="Apache Cassandra Documentation v3.10" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Adding,
replacing, moving and removing nodes" href="topo_changes.html"/> <link rel="prev" title="Operating
Cassandra" href="index.html"/> 
 </head>
 
   <body>
@@ -146,8 +146,9 @@
 </li>
 <li class="toctree-l1"><a class="reference internal" href="../tools/index.html">Cassandra
Tools</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../troubleshooting/index.html">Troubleshooting</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../development/index.html">Cassandra
Development</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../faq/index.html">Frequently
Asked Questions</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
bugs and contributing</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
Bugs and Contributing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../contactus.html">Contact
us</a></li>
 </ul>
 

Modified: cassandra/site/publish/doc/latest/operating/topo_changes.html
URL: http://svn.apache.org/viewvc/cassandra/site/publish/doc/latest/operating/topo_changes.html?rev=1757435&r1=1757434&r2=1757435&view=diff
==============================================================================
--- cassandra/site/publish/doc/latest/operating/topo_changes.html (original)
+++ cassandra/site/publish/doc/latest/operating/topo_changes.html Tue Aug 23 20:58:08 2016
@@ -24,7 +24,7 @@
   <link rel="stylesheet" href="./../../../css/sphinx.css">
   
 
-   <link rel="top" title="Apache Cassandra Documentation v3.7" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Repair"
href="repair.html"/> <link rel="prev" title="Snitch" href="snitch.html"/> 
+   <link rel="top" title="Apache Cassandra Documentation v3.10" href="../index.html"/>
<link rel="up" title="Operating Cassandra" href="index.html"/> <link rel="next" title="Repair"
href="repair.html"/> <link rel="prev" title="Snitch" href="snitch.html"/> 
 </head>
 
   <body>
@@ -150,8 +150,9 @@
 </li>
 <li class="toctree-l1"><a class="reference internal" href="../tools/index.html">Cassandra
Tools</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../troubleshooting/index.html">Troubleshooting</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../development/index.html">Cassandra
Development</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../faq/index.html">Frequently
Asked Questions</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
bugs and contributing</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../bugs.html">Reporting
Bugs and Contributing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../contactus.html">Contact
us</a></li>
 </ul>
 

Modified: cassandra/site/publish/doc/latest/search.html
URL: http://svn.apache.org/viewvc/cassandra/site/publish/doc/latest/search.html?rev=1757435&r1=1757434&r2=1757435&view=diff
==============================================================================
--- cassandra/site/publish/doc/latest/search.html (original)
+++ cassandra/site/publish/doc/latest/search.html Tue Aug 23 20:58:08 2016
@@ -24,7 +24,7 @@
   <link rel="stylesheet" href="./../../css/sphinx.css">
   
 
-   <link rel="top" title="Apache Cassandra Documentation v3.7" href="index.html"/>

+   <link rel="top" title="Apache Cassandra Documentation v3.10" href="index.html"/>

 </head>
 
   <body>
@@ -124,8 +124,9 @@
 <li class="toctree-l1"><a class="reference internal" href="operating/index.html">Operating
Cassandra</a></li>
 <li class="toctree-l1"><a class="reference internal" href="tools/index.html">Cassandra
Tools</a></li>
 <li class="toctree-l1"><a class="reference internal" href="troubleshooting/index.html">Troubleshooting</a></li>
+<li class="toctree-l1"><a class="reference internal" href="development/index.html">Cassandra
Development</a></li>
 <li class="toctree-l1"><a class="reference internal" href="faq/index.html">Frequently
Asked Questions</a></li>
-<li class="toctree-l1"><a class="reference internal" href="bugs.html">Reporting
bugs and contributing</a></li>
+<li class="toctree-l1"><a class="reference internal" href="bugs.html">Reporting
Bugs and Contributing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="contactus.html">Contact
us</a></li>
 </ul>
 



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