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<div class="subTitle">org.apache.ignite.igfs</div>
<h2 title="Interface IgfsMetrics" class="title">Interface IgfsMetrics</h2>
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<pre>public interface <span class="strong">IgfsMetrics</span></pre>
<div class="block"><code>IGFS</code> metrics snapshot for the file system. Note, that some metrics are global and
some are local (i.e. per each node).</div>
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<h3>Method Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksReadRemote()">blocksReadRemote</a></strong>()</code>
<div class="block">Gets total remote blocks read.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksReadTotal()">blocksReadTotal</a></strong>()</code>
<div class="block">Gets total blocks read, local and remote.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksWrittenRemote()">blocksWrittenRemote</a></strong>()</code>
<div class="block">Gets total remote blocks written.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksWrittenTotal()">blocksWrittenTotal</a></strong>()</code>
<div class="block">Gets total blocks written, local and remote.</div>
</td>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesRead()">bytesRead</a></strong>()</code>
<div class="block">Gets total bytes read.</div>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesReadTime()">bytesReadTime</a></strong>()</code>
<div class="block">Gets total bytes read time.</div>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesWriteTime()">bytesWriteTime</a></strong>()</code>
<div class="block">Gets total bytes write time.</div>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesWritten()">bytesWritten</a></strong>()</code>
<div class="block">Gets total bytes written.</div>
</td>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#directoriesCount()">directoriesCount</a></strong>()</code>
<div class="block">Gets number of directories created in file system.</div>
</td>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#filesCount()">filesCount</a></strong>()</code>
<div class="block">Gets number of files stored in file system.</div>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#filesOpenedForRead()">filesOpenedForRead</a></strong>()</code>
<div class="block">Gets number of files that are currently opened for reading.</div>
</td>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#filesOpenedForWrite()">filesOpenedForWrite</a></strong>()</code>
<div class="block">Gets number of files that are currently opened for writing.</div>
</td>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#localSpaceSize()">localSpaceSize</a></strong>()</code>
<div class="block">Gets local used space in bytes.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#maxSpaceSize()">maxSpaceSize</a></strong>()</code>
<div class="block">Gets maximum amount of data that can be stored on local node.</div>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#secondarySpaceSize()">secondarySpaceSize</a></strong>()</code>
<div class="block">Get used space in bytes used in the secondary file system.</div>
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<h4>localSpaceSize</h4>
<pre>long&nbsp;localSpaceSize()</pre>
<div class="block">Gets local used space in bytes. This is the sum of all file chunks stored on local node.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Node used space in bytes.</dd></dl>
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<h4>maxSpaceSize</h4>
<pre>long&nbsp;maxSpaceSize()</pre>
<div class="block">Gets maximum amount of data that can be stored on local node. This metrics is either
equal to <a href="../../../../org/apache/ignite/configuration/FileSystemConfiguration.html#getMaxSpaceSize()"><code>FileSystemConfiguration.getMaxSpaceSize()</code></a>, or, if it is <code>0</code>, equal to
<code>80%</code> of maximum heap size allocated for JVM.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Maximum IGFS local space size.</dd></dl>
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<h4>secondarySpaceSize</h4>
<pre>long&nbsp;secondarySpaceSize()</pre>
<div class="block">Get used space in bytes used in the secondary file system.
<p>
This is a global metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Used space in the secondary file system or <code>0</code> in case no secondary file system is configured.</dd></dl>
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<h4>directoriesCount</h4>
<pre>int&nbsp;directoriesCount()</pre>
<div class="block">Gets number of directories created in file system.
<p>
This is a global metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Number of directories.</dd></dl>
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<pre>int&nbsp;filesCount()</pre>
<div class="block">Gets number of files stored in file system.
<p>
This is a global metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Number of files.</dd></dl>
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<pre>int&nbsp;filesOpenedForRead()</pre>
<div class="block">Gets number of files that are currently opened for reading.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Number of opened files.</dd></dl>
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<pre>int&nbsp;filesOpenedForWrite()</pre>
<div class="block">Gets number of files that are currently opened for writing.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Number of opened files.</dd></dl>
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<h4>blocksReadTotal</h4>
<pre>long&nbsp;blocksReadTotal()</pre>
<div class="block">Gets total blocks read, local and remote.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total blocks read.</dd></dl>
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<pre>long&nbsp;blocksReadRemote()</pre>
<div class="block">Gets total remote blocks read.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total blocks remote read.</dd></dl>
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<pre>long&nbsp;blocksWrittenTotal()</pre>
<div class="block">Gets total blocks written, local and remote.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total blocks written.</dd></dl>
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<h4>blocksWrittenRemote</h4>
<pre>long&nbsp;blocksWrittenRemote()</pre>
<div class="block">Gets total remote blocks written.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total blocks written.</dd></dl>
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<h4>bytesRead</h4>
<pre>long&nbsp;bytesRead()</pre>
<div class="block">Gets total bytes read.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total bytes read.</dd></dl>
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<h4>bytesReadTime</h4>
<pre>long&nbsp;bytesReadTime()</pre>
<div class="block">Gets total bytes read time.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total bytes read time.</dd></dl>
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<pre>long&nbsp;bytesWritten()</pre>
<div class="block">Gets total bytes written.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total bytes written.</dd></dl>
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<h4>bytesWriteTime</h4>
<pre>long&nbsp;bytesWriteTime()</pre>
<div class="block">Gets total bytes write time.
<p>
This is a local metric.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Total bytes write time.</dd></dl>
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