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	<title>Oracle Linux 8 &#8211; 21點情報網</title>
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		<title>CentOS 8/Oracle Linux 8使用iptables防火牆</title>
		<link>https://ailog.tw/lifelog/2022/08/30/ol8-iptables/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Tue, 30 Aug 2022 14:09:12 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Firewall]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Centos 8]]></category>
		<category><![CDATA[firewalld]]></category>
		<category><![CDATA[iptables]]></category>
		<category><![CDATA[Oracle Linux 8]]></category>
		<category><![CDATA[指定網卡]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=13382</guid>

					<description><![CDATA[小編在Linux系統使用iptables已經很多年了，但新版的Linux預設是採用firewalld，難免還是 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2022/08/30/ol8-iptables/" class="more-link">閱讀全文<span class="screen-reader-text">〈CentOS 8/Oracle Linux 8使用iptables防火牆〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編在Linux系統使用iptables已經很多年了，但新版的Linux預設是採用firewalld，難免還是有些不習慣，如果你跟小編一樣是懷舊的人，那就不可錯過這一篇在新版Linux啟用iptables的文章。<span id="more-13382"></span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set01、停用firewalld服務</strong></span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">語法：</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">systemctl stop firewalld<br />
<img fetchpriority="high" decoding="async" class="alignnone wp-image-13386 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-01.png" alt="" width="643" height="95" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-01.png 643w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-01-300x44.png 300w" sizes="(max-width: 643px) 100vw, 643px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set02、關閉firewalld服務</strong><br />
語法：<br />
systemctl mask firewalld<br />
<img decoding="async" class="alignnone wp-image-13387 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-02.png" alt="" width="934" height="126" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-02.png 934w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-02-300x40.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-02-768x104.png 768w" sizes="(max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set03、安裝iptables套件</strong><br />
語法：<br />
yum install -y iptables<br />
<img decoding="async" class="alignnone wp-image-13388 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-03.png" alt="" width="880" height="103" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-03.png 880w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-03-300x35.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-03-768x90.png 768w" sizes="(max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /><br />
</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set04、更新iptables套件</strong><br />
語法：<br />
yum update iptables<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13389 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-04.png" alt="" width="629" height="160" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-04.png 629w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-04-300x76.png 300w" sizes="auto, (max-width: 629px) 100vw, 629px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set05、安裝iptables服務套件</strong><br />
語法：<br />
yum install -y iptables-services<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13391 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-05.png" alt="" width="813" height="100" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-05.png 813w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-05-300x37.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-05-768x94.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set06、設定開機啟動iptables服務</strong><br />
語法：<br />
systemctl enable iptables.service<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13393 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-06.png" alt="" width="776" height="128" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-06.png 776w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-06-300x49.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-06-768x127.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set07、檢查iptables狀態</strong></span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">語法：<br />
service iptables status<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13394 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-07.png" alt="" width="638" height="200" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-07.png 638w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-07-300x94.png 300w" sizes="auto, (max-width: 638px) 100vw, 638px" /><br />
</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set08、設定預設規則</strong></span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">語法：</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">iptables -p input accept</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">iptables -p output accept</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">iptables -p forward accept<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13400 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-08.png" alt="" width="772" height="138" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-08.png 772w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-08-300x54.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-08-768x137.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /><br />
<span style="color: #ff0000;">※注意語法的大小寫</span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set09、清除防火牆相關規則</strong></span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">(1)、清除防火牆規則<br />
語法：</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">iptables -F</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">iptables -X<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13401 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-09.png" alt="" width="552" height="116" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-09.png 552w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-09-300x63.png 300w" sizes="auto, (max-width: 552px) 100vw, 552px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">(2)、清除mangle規則<br />
語法：<br />
iptables -F -t mangle<br />
iptables -t mangle -X<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13402 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-10.png" alt="" width="687" height="110" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-10.png 687w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-10-300x48.png 300w" sizes="auto, (max-width: 687px) 100vw, 687px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">(3)、清除NAT規則<br />
語法：<br />
iptables -F -t nat<br />
iptables -t nat -X<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13403 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-11-e1661867066782.png" alt="" width="641" height="96" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-11-e1661867066782.png 641w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-11-e1661867066782-300x45.png 300w" sizes="auto, (max-width: 641px) 100vw, 641px" /><br />
</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set11、查詢iptables目前規則</strong><br />
語法：<br />
iptables -L -v -n | more<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13405 size-large" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-12-1024x290.png" alt="" width="525" height="149" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-12-1024x290.png 1024w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-12-300x85.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-12-768x218.png 768w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-12.png 1114w" sizes="auto, (max-width: 525px) 100vw, 525px" /><br />
</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set10、設定允許192.168.8.15透過TCP協定連入主機，其他主機的TCP協定拒絕連線</strong><br />
語法：<br />
iptables -A INPUT -p tcp -s 192.168.8.15 -j ACCEPT<br />
iptables -A INPUT -p tcp -j DROP<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13407 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-13.png" alt="" width="1014" height="120" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-13.png 1014w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-13-300x36.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-13-768x91.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Set10、指定網路卡設定防火牆規則<br />
語法：<br />
</strong><span style="font-size: 12pt;">iptables -A INPUT -i ens224 -p tcp -s 192.168.5.69 -j ACCEPT<br />
iptables -L -v -n | more<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-13409 size-large" src="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-14-1024x334.png" alt="" width="525" height="171" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-14-1024x334.png 1024w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-14-300x98.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-14-768x250.png 768w, https://ailog.tw/lifelog/wp-content/uploads/2022/08/ol8-iptables-14.png 1148w" sizes="auto, (max-width: 525px) 100vw, 525px" /></span></span></p>
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			</item>
		<item>
		<title>RedHat/Centos/Oracle Linux 8啟動開機執行檔rc.local功能</title>
		<link>https://ailog.tw/lifelog/2022/03/01/redhat8-rclocal/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Mon, 28 Feb 2022 16:32:27 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Centos 8]]></category>
		<category><![CDATA[Oracle Linux 8]]></category>
		<category><![CDATA[rc.local]]></category>
		<category><![CDATA[redhat 8]]></category>
		<category><![CDATA[開機排程]]></category>
		<category><![CDATA[開機自動執行]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=12437</guid>

					<description><![CDATA[在Linux平台想讓系統開機就自動的排程之前都習慣寫在/etc/rc.local裡面，但到了RedHat/Ce &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2022/03/01/redhat8-rclocal/" class="more-link">閱讀全文<span class="screen-reader-text">〈RedHat/Centos/Oracle Linux 8啟動開機執行檔rc.local功能〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">在Linux平台想讓系統開機就自動的排程之前都習慣寫在/etc/rc.local裡面，但到了RedHat/Centos/Oracle Linux 8卻沒有作用，經查詢後才知道原來從第8版本開始，預設把這功能關閉了，小編今天帶大家一起來了解如何將該功能重新啟動。<span id="more-12437"></span></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>範例情境：</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">01、Oracle Linux 8.5</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">Set01、將rc.local設定程執行檔</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">chmod +x /etc/rc.d/rc.local</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12439 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-01.png" alt="" width="546" height="60" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-01.png 546w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-01-300x33.png 300w" sizes="auto, (max-width: 546px) 100vw, 546px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">Set02、設定rc-local開機服務</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">vi /usr/lib/systemd/system/rc-local.service</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12440 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-02.png" alt="" width="549" height="40" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-02.png 549w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-02-300x22.png 300w" sizes="auto, (max-width: 549px) 100vw, 549px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">在檔案內新增下列內容：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">[Install]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">WantedBy=multi-user.target</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12441 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-03.png" alt="" width="434" height="321" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-03.png 434w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-03-300x222.png 300w" sizes="auto, (max-width: 434px) 100vw, 434px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">Set03、設定rc-local服務開機啟動</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">systemctl enable rc-local.service</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12443 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-04.png" alt="" width="472" height="37" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-04.png 472w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-04-300x24.png 300w" sizes="auto, (max-width: 472px) 100vw, 472px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">Set04、立即啟動服務</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">systemctl start rc-local.service</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12444 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-05.png" alt="" width="457" height="41" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-05.png 457w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/redhat8-rclocal-05-300x27.png 300w" sizes="auto, (max-width: 457px) 100vw, 457px" /></span></p>
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			</item>
		<item>
		<title>Linux KVM虛擬主機Virsh管理指令</title>
		<link>https://ailog.tw/lifelog/2022/03/01/kvm-virsh-cmd/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Mon, 28 Feb 2022 16:19:01 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[Centos 8]]></category>
		<category><![CDATA[cmd]]></category>
		<category><![CDATA[command]]></category>
		<category><![CDATA[command line]]></category>
		<category><![CDATA[KVM]]></category>
		<category><![CDATA[Oracle Linux 8]]></category>
		<category><![CDATA[qemu-kvm]]></category>
		<category><![CDATA[redhat 8]]></category>
		<category><![CDATA[virsh]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=12416</guid>

					<description><![CDATA[小編這次情非得已，因情境需求得用Linux KVM虛擬機，VMWare vsphere用久了中VMWare的毒 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2022/03/01/kvm-virsh-cmd/" class="more-link">閱讀全文<span class="screen-reader-text">〈Linux KVM虛擬主機Virsh管理指令〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">小編這次情非得已，因情境需求得用Linux KVM虛擬機，VMWare vsphere用久了中VMWare的毒也相當的深，突然轉換KVM相當的不習慣，因此記錄一下維護時常會使用到的指令。<span id="more-12416"></span></span><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>範例情境：</strong><br />
01、Oracle Linux 8.5<br />
02、qemu-kvm 4.2<br />
</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>01、顯示所有虛擬機狀態</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh list &#8211;all<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-12419 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-01.png" alt="" width="304" height="120" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-01.png 304w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-01-300x118.png 300w" sizes="auto, (max-width: 304px) 100vw, 304px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>02、啟動虛擬機</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh start [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh start dr-posdb</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12420 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-02.png" alt="" width="350" height="140" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-02.png 350w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-02-300x120.png 300w" sizes="auto, (max-width: 350px) 100vw, 350px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>03、暫停虛擬機</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh suspend [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh suspend dr-posdb</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12421 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-03.png" alt="" width="360" height="154" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-03.png 360w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-03-300x128.png 300w" sizes="auto, (max-width: 360px) 100vw, 360px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>04、取消暫停虛擬機</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh resume [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh resume dr-posdb</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12422 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-04.png" alt="" width="364" height="153" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-04.png 364w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-04-300x126.png 300w" sizes="auto, (max-width: 364px) 100vw, 364px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>05、關閉虛擬機</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh shutdown [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh shutdown dr-posdb</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12424 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-05.png" alt="" width="374" height="146" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-05.png 374w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-05-300x117.png 300w" sizes="auto, (max-width: 374px) 100vw, 374px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>06、強迫關機虛擬機</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh destroy [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh destroy dr-posdb</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12425 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-06.png" alt="" width="367" height="152" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-06.png 367w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-06-300x124.png 300w" sizes="auto, (max-width: 367px) 100vw, 367px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>07、編輯虛擬機硬體參數設定</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh edit [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh edit dr-posdb<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-12467 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/ol8-kvm-07-0.png" alt="" width="392" height="56" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/ol8-kvm-07-0.png 392w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/ol8-kvm-07-0-300x43.png 300w" sizes="auto, (max-width: 392px) 100vw, 392px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>08、快照虛擬機</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-create-as [虛擬機name] &#8211;name [快照name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-create-as dr-posdb &#8211;name 20220228</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12426 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-11.png" alt="" width="629" height="52" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-11.png 629w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-11-300x25.png 300w" sizes="auto, (max-width: 629px) 100vw, 629px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>09、檢視虛擬機快照列表</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-list [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-list dr-posdb</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12427 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-12.png" alt="" width="454" height="90" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-12.png 454w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/kvm-cmd-12-300x59.png 300w" sizes="auto, (max-width: 454px) 100vw, 454px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>10、檢查虛擬機特定快照狀態</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-info [虛擬機name] &#8211;snapshotname [快照name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-info dr-posdb &#8211;snapshotname 20220228</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12428 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-13.png" alt="" width="635" height="209" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-13.png 635w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-13-300x99.png 300w" sizes="auto, (max-width: 635px) 100vw, 635px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>11、檢視虛擬機快照詳細狀態</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-current [虛擬機name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-current dr-posdb</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12429 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-14.png" alt="" width="541" height="328" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-14.png 541w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-14-300x182.png 300w" sizes="auto, (max-width: 541px) 100vw, 541px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>12、檢視虛擬機所有快照狀態</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-list [虛擬機name] &#8211;parent</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-list dr-posdb &#8211;parent</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12430 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-15.png" alt="" width="583" height="104" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-15.png 583w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-15-300x54.png 300w" sizes="auto, (max-width: 583px) 100vw, 583px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>13、還原虛擬機快照</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-revert [虛擬機name] &#8211;snapshotname [快照name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-revert dr-posdb &#8211;snapshotname 20220228</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12431 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-16.png" alt="" width="659" height="43" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-16.png 659w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-16-300x20.png 300w" sizes="auto, (max-width: 659px) 100vw, 659px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>14、還原虛擬機快照並啟動虛擬機</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-revert [虛擬機name] &#8211;snapshotname [快照name] &#8211;running</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-revert dr-posdb &#8211;snapshotname 20220228 &#8211;running</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-12433 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-17.png" alt="" width="748" height="129" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-17.png 748w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-17-300x52.png 300w" sizes="auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><strong>15、刪除虛擬機快照</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-delete [虛擬機name] [快照name]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">virsh snapshot-delete dr-posdb 20220228</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"> <img loading="lazy" decoding="async" class="alignnone wp-image-12434 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-18.png" alt="" width="541" height="252" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-18.png 541w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/kvm-cmd-18-300x140.png 300w" sizes="auto, (max-width: 541px) 100vw, 541px" /></span></p>
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