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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="typeNameLabel">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>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></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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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksReadRemote--">blocksReadRemote</a></span>()</code>
<div class="block">Gets total remote blocks read.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksReadTotal--">blocksReadTotal</a></span>()</code>
<div class="block">Gets total blocks read, local and remote.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksWrittenRemote--">blocksWrittenRemote</a></span>()</code>
<div class="block">Gets total remote blocks written.</div>
</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#blocksWrittenTotal--">blocksWrittenTotal</a></span>()</code>
<div class="block">Gets total blocks written, local and remote.</div>
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<tr id="i4" class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesRead--">bytesRead</a></span>()</code>
<div class="block">Gets total bytes read.</div>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesReadTime--">bytesReadTime</a></span>()</code>
<div class="block">Gets total bytes read time.</div>
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<tr id="i6" class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesWriteTime--">bytesWriteTime</a></span>()</code>
<div class="block">Gets total bytes write time.</div>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#bytesWritten--">bytesWritten</a></span>()</code>
<div class="block">Gets total bytes written.</div>
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<tr id="i8" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#directoriesCount--">directoriesCount</a></span>()</code>
<div class="block">Gets number of directories created in file system.</div>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#filesCount--">filesCount</a></span>()</code>
<div class="block">Gets number of files stored in file system.</div>
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<tr id="i10" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#filesOpenedForRead--">filesOpenedForRead</a></span>()</code>
<div class="block">Gets number of files that are currently opened for reading.</div>
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<tr id="i11" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#filesOpenedForWrite--">filesOpenedForWrite</a></span>()</code>
<div class="block">Gets number of files that are currently opened for writing.</div>
</td>
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<tr id="i12" class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#localSpaceSize--">localSpaceSize</a></span>()</code>
<div class="block">Gets local used space in bytes.</div>
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<tr id="i13" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#maxSpaceSize--">maxSpaceSize</a></span>()</code>
<div class="block">Gets maximum amount of data that can be stored on local node.</div>
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<tr id="i14" class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsMetrics.html#secondarySpaceSize--">secondarySpaceSize</a></span>()</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="returnLabel">Returns:</span></dt>
<dd>Node used space in bytes.</dd>
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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 related to
to the <a href="../../../../org/apache/ignite/configuration/DataRegionConfiguration.html#getMaxSize--"><code>DataRegionConfiguration.getMaxSize()</code></a> of the IGFS data cache.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Maximum IGFS local space size.</dd>
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<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="returnLabel">Returns:</span></dt>
<dd>Used space in the secondary file system or <code>0</code> in case no secondary file system is configured.</dd>
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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="returnLabel">Returns:</span></dt>
<dd>Number of directories.</dd>
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<h4>filesCount</h4>
<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="returnLabel">Returns:</span></dt>
<dd>Number of files.</dd>
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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="returnLabel">Returns:</span></dt>
<dd>Number of opened files.</dd>
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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="returnLabel">Returns:</span></dt>
<dd>Number of opened files.</dd>
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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="returnLabel">Returns:</span></dt>
<dd>Total blocks read.</dd>
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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="returnLabel">Returns:</span></dt>
<dd>Total blocks remote read.</dd>
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<h4>blocksWrittenTotal</h4>
<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="returnLabel">Returns:</span></dt>
<dd>Total blocks written.</dd>
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<pre>long&nbsp;blocksWrittenRemote()</pre>
<div class="block">Gets total remote blocks written.
<p>
This is a local metric.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Total blocks written.</dd>
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<pre>long&nbsp;bytesRead()</pre>
<div class="block">Gets total bytes read.
<p>
This is a local metric.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Total bytes read.</dd>
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<pre>long&nbsp;bytesReadTime()</pre>
<div class="block">Gets total bytes read time.
<p>
This is a local metric.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Total bytes read time.</dd>
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<pre>long&nbsp;bytesWritten()</pre>
<div class="block">Gets total bytes written.
<p>
This is a local metric.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>Total bytes written.</dd>
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<pre>long&nbsp;bytesWriteTime()</pre>
<div class="block">Gets total bytes write time.
<p>
This is a local metric.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Total bytes write time.</dd>
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