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	<title>Linux &#8211; crowlib</title>
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		<title>Change swap size in Ubuntu 18.04</title>
		<link>https://crowlib.com/2018/09/09/change-swap-size-in-ubuntu-18-04/</link>
					<comments>https://crowlib.com/2018/09/09/change-swap-size-in-ubuntu-18-04/#respond</comments>
		
		<dc:creator><![CDATA[hory]]></dc:creator>
		<pubDate>Sun, 09 Sep 2018 05:00:49 +0000</pubDate>
				<category><![CDATA[Ubuntu]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[swap]]></category>
		<guid isPermaLink="false">https://crowlib.com/?p=16</guid>

					<description><![CDATA[ swap 관련 모든 프로세스를 끈다. sudo swapoff -a 주) sudo reboot 후에 진행하면 더 빨리 끝낼 수도 있다.  swap 크기 조정 sudo dd if =/dev/zero of =/swapfile bs =1G count = 8 if = input file of = output file bs = block size count = multiplier of blocks  swap 파일을 만든다. sudo mkswap /swapfile<a class="more-link" href="https://crowlib.com/2018/09/09/change-swap-size-in-ubuntu-18-04/">더 보기 <span class="meta-nav">&#8594;</span></a>]]></description>
										<content:encoded><![CDATA[<ol>

<li> swap 관련 모든 프로세스를 끈다.
<pre><span role="presentation"><span class="cm-builtin">sudo</span> swapoff <span class="cm-attribute">-a

<em>주)</em> sudo reboot 후에 진행하면 더 빨리 끝낼 수도 있다.
</span></span></pre>
</li>

<li> swap 크기 조정
<pre><span role="presentation"><span class="cm-builtin">sudo</span> dd <span class="cm-def">if</span>
<span class="cm-operator">=</span>/dev/zero <span class="cm-def">of</span>
<span class="cm-operator">=</span>/swapfile <span class="cm-def">bs</span>
<span class="cm-operator">=</span>1G <span class="cm-def">count</span>
<span class="cm-operator">=</span>
<span class="cm-number">8
</span></span></pre>
<span role="presentation"><span class="cm-number">if = input file
of = output file
bs = block size
count = multiplier of blocks</span></span></li>

<li> swap 파일을 만든다.
<pre><span role="presentation"><span class="cm-builtin">sudo</span> mkswap /swapfile</span></pre>
</li>

<li> swap을 활성화 한다.
<pre><span role="presentation"><span class="cm-builtin">sudo</span> swapon /swapfile</span></pre>
</li>

<li> swap 크기 확인
<pre><span role="presentation"><span class="cm-builtin">grep</span> SwapTotal /proc/meminfo</span></pre>
</li>
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