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	<title>移除 &#8211; 21點情報網</title>
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		<title>Oracle Linux移除系統舊核心(Kernel)方法</title>
		<link>https://ailog.tw/lifelog/2021/01/27/oracle-linux-kernel/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Wed, 27 Jan 2021 05:09:04 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[Fedora]]></category>
		<category><![CDATA[Kernel]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[Oracle Linux移除系統舊核心(Kernel)方法]]></category>
		<category><![CDATA[RHEL]]></category>
		<category><![CDATA[刪除]]></category>
		<category><![CDATA[核心]]></category>
		<category><![CDATA[移除]]></category>
		<category><![CDATA[舊版本]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=6576</guid>

					<description><![CDATA[Linux在不斷的升級過程中，連帶著核心(Kernel)也會跟著升級，但舊版本的核心通常都還會保留幾個版次在系 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2021/01/27/oracle-linux-kernel/" class="more-link">閱讀全文<span class="screen-reader-text">〈Oracle Linux移除系統舊核心(Kernel)方法〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p>Linux在不斷的升級過程中，連帶著核心(Kernel)也會跟著升級，但舊版本的核心通常都還會保留幾個版次在系統中<span id="more-6576"></span>，如果系統空間很吃緊，刪除這些用不到的核心檔案也是相關有幫助的，今天小編就來介紹一下如何移除舊核心。</p>
<p><strong>查看目前運作的核心版本</strong><br />
指令：<br />
uname -srm<br />
<img decoding="async" class="alignnone wp-image-6578 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-01.jpg" alt="" width="479" height="74" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-01.jpg 479w, https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-01-300x46.jpg 300w" sizes="(max-width: 479px) 100vw, 479px" /><br />
注解說明：<br />
4 = 內核版本<br />
14 = 主要修訂版本<br />
35-2025 = 次要修訂版本<br />
404 = 修補版本</p>
<p>查看系統已安裝的核心版本<br />
指令：<br />
rpm -q kernel<br />
<img decoding="async" class="alignnone wp-image-6580 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-02.jpg" alt="" width="378" height="97" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-02.jpg 378w, https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-02-300x77.jpg 300w" sizes="(max-width: 378px) 100vw, 378px" /></p>
<p>移除特定版本核心<br />
指令：<br />
yum remove kernel-3.10.0-957.el7.x86_64<br />
<img fetchpriority="high" decoding="async" class="alignnone wp-image-6582 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-03.jpg" alt="" width="589" height="466" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-03.jpg 589w, https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-03-300x237.jpg 300w" sizes="(max-width: 589px) 100vw, 589px" /><br />
注解說明：本範例為移除「kernel-3.10.0-957.el7.x86_64」該版本核心</p>
<p>移除核心過程畫面<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-6583 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-04.jpg" alt="" width="437" height="267" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-04.jpg 437w, https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-04-300x183.jpg 300w" sizes="auto, (max-width: 437px) 100vw, 437px" /></p>
<p>檢核舊版核心是否移除成功<br />
指令：<br />
rpm -q kernel<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-6584 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-05.jpg" alt="" width="395" height="69" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-05.jpg 395w, https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-05-300x52.jpg 300w" sizes="auto, (max-width: 395px) 100vw, 395px" /></p>
<p>透過「yum-utils」軟體套件自動管理舊版本核心保留版次<br />
(1)、安裝軟體<br />
指令：<br />
yum install yum-utils</p>
<p>(2)、設定核心保留版次<br />
指令：<br />
package-cleanup &#8211;oldkernels &#8211;count 2<br />
注解說明：本範例指令為保留2個舊核心版本</p>
<p>(3)、確認設定狀態<br />
指令：<br />
vi /etc/yum.conf<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-6586 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-06.jpg" alt="" width="460" height="233" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-06.jpg 460w, https://ailog.tw/lifelog/wp-content/uploads/2021/01/ol-kernel-06-300x152.jpg 300w" sizes="auto, (max-width: 460px) 100vw, 460px" /></p>
<p>本方法適用於RHEL / CentOS / Fedora 等Linux系統。</p>
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			</item>
		<item>
		<title>使用指令模式移除Windows 更新修補程式</title>
		<link>https://ailog.tw/lifelog/2020/10/15/uninstallkb/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Thu, 15 Oct 2020 06:41:25 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Windows]]></category>
		<category><![CDATA[KB]]></category>
		<category><![CDATA[remove]]></category>
		<category><![CDATA[uninstall]]></category>
		<category><![CDATA[使用指令模式移除Windows 更新修補程式]]></category>
		<category><![CDATA[反安裝]]></category>
		<category><![CDATA[移除]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=5421</guid>

					<description><![CDATA[Windows 更新有時會帶來意想不到的驚喜，想透遠端執行移除更新通常就得仰賴指令模式，今天小編要介紹給大家的 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2020/10/15/uninstallkb/" class="more-link">閱讀全文<span class="screen-reader-text">〈使用指令模式移除Windows 更新修補程式〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p>Windows 更新有時會帶來意想不到的驚喜，想透遠端執行移除更新通常就得仰賴指令模式，今天小編要介紹給大家的就是如何透過指令模式移除Windows 更新修補程式。</p>
<p>範例指令：<br />
wusa.exe /uninstall /kb:4549951 /quiet /norestart</p>
<p>參數說明：<br />
/kb:4549951 →要移除的KB編號<br />
/quiet →安靜模式下運作<br />
/norestart → 不重新開機</p>
]]></content:encoded>
					
		
		
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