{"id":12148,"date":"2022-09-29T06:27:17","date_gmt":"2022-09-29T06:27:17","guid":{"rendered":"https:\/\/www.varidata.com\/kb\/how-to-update-centos"},"modified":"2022-10-12T02:35:26","modified_gmt":"2022-10-12T02:35:26","slug":"how-to-update-centos","status":"publish","type":"kb","link":"https:\/\/www.varidata.com\/zh-tw\/kb\/how-to-update-centos\/","title":{"rendered":"\u5982\u4f55\u66f4\u65b0\u4f3a\u670d\u5668CentOS\u7248\u672c\uff1f"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row gap=&#8221;25&#8243; css=&#8221;.vc_custom_1659597621929{margin-top: 0px !important;margin-bottom: 0px !important;padding-top: 0px !important;padding-bottom: 0px !important;}&#8221;][vc_column css=&#8221;.vc_custom_1659597638453{margin-top: 0px !important;padding-top: 0px !important;border-radius: 20px !important;}&#8221;][vc_column_text el_class=&#8221;sub-title&#8221; css=&#8221;.vc_custom_1664170569881{margin-top: 0px !important;margin-bottom: 0px !important;padding-top: 0px !important;}&#8221;]\u76ee\u7684[\/vc_column_text][vc_column_text el_class=&#8221;content&#8221; css=&#8221;.vc_custom_1664170402299{margin-top: 0px !important;margin-bottom: 0px !important;padding-top: 0px !important;padding-bottom: 0px !important;}&#8221;]\u4e0d\u53d7\u652f\u6301\u7684\u4f5c\u696d\u7cfb\u7d71\u7248\u672c\u5c07\u4e0d\u518d\u80fd\u5920\u9032\u884c\u5b89\u5168\u66f4\u65b0\u3002\u5982\u679c\u4fdd\u7559\u904e\u6642\u7684\u7248\u672c\uff0c\u4e00\u4e9b\u672a\u7d93\u6388\u6b0a\u7684\u4eba\u53ef\u80fd\u6703\u56e0\u70ba\u9019\u4e9b\u904e\u6642\u7684\u4f5c\u696d\u7cfb\u7d71\u7684\u6f0f\u6d1e\u800c\u8f15\u6613\u653b\u64ca\uff0c\u5305\u62ec\u7834\u58de\u4f3a\u670d\u5668\u4e26\u7372\u5f97\u6578\u64da\u3002\u70ba\u9632\u6b62\u9019\u7a2e\u60c5\u6cc1\uff0c\u6700\u4f73\u89e3\u6c7a\u65b9\u6848\u662f\u5b9a\u671f\u5c07\u4f5c\u696d\u7cfb\u7d71\u66f4\u65b0\u5230\u6700\u65b0\u7248\u672c\u3002<\/p>\n<p>\u53c3\u7167\u672c\u6559\u7a0b\uff0c\u60a8\u53ef\u4ee5\u66f4\u65b0CentOS\u3001Ubuntu\u548cDebian\u7684\u7248\u672c\u3002<\/p>\n<p>*\u4e0d\u904e\uff0c\u5728\u57f7\u884c\u4f5c\u696d\u7cfb\u7d71\u5347\u7d1a\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u5c0d\u6574\u500b\u4f3a\u670d\u5668\u9032\u884c\u6b63\u78ba\u5099\u4efd\u3002<br \/>\n[\/vc_column_text][vc_column_text el_class=&#8221;sub-title&#8221; css=&#8221;.vc_custom_1661480243824{margin-top: 0px !important;margin-bottom: 0px !important;}&#8221;]CentOS[\/vc_column_text][vc_column_text el_class=&#8221;content&#8221; css=&#8221;.vc_custom_1664170546180{margin-top: 0px !important;margin-bottom: 0px !important;padding-top: 0px !important;padding-bottom: 15px !important;}&#8221;]\u4ee5\u4e0b\u901a\u7528\u6b65\u9a5f\u53ef\u7528\u65bc\u5f9eCentOS 7\u5347\u7d1a\u5230CentOS 8\u3002<br \/>\n1. \u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u4f3a\u670d\u5668\u7576\u524d\u7684CentOS\u7248\u672c\u3002<\/p>\n<pre><code># cat \/etc\/redhat-release<\/code><\/pre>\n<p>2. \u78ba\u5b9a\u4e4b\u5f8c\uff0c\u9700\u8981\u5728\u4f3a\u670d\u5668\u4e2d\u5b89\u88ddEPEL Repository\u3002<\/p>\n<pre><code># yum install epel-release -y<\/code><\/pre>\n<p>3. \u5728\u4f3a\u670d\u5668\u4e0a\u5b89\u88ddyum-utils\u3002<\/p>\n<pre><code># yum install yum-utils<\/code><\/pre>\n<p>4. \u8a18\u5f97\u5728\u4f3a\u670d\u5668\u4e0a\u89e3\u6790RPM\u5305\u3002<\/p>\n<pre><code># yum install rpmconf\r\nAND\r\n# rpmconf -a<\/code><\/pre>\n<p>5. \u5728\u4f3a\u670d\u5668\u7aef\u5b89\u88dddnf\u3002dnf\u662fCentOS 8\u7684\u9ed8\u8a8d\u7ba1\u7406\u5305\u3002<\/p>\n<pre><code># yum install dnf<\/code><\/pre>\n<p>6. \u5f9e\u4f3a\u670d\u5668\u4e0a\u522a\u9664yum\u5305\u3002<\/p>\n<pre><code># dnf -y remove yum yum-metadata-parser\r\nAND\r\n# rm -Rf \/etc\/yum<\/code><\/pre>\n<p>7. \u7b49\u5f85\u5f9eCentOS 7\u5347\u7d1a\u81f3CentOS 8\u3002<\/p>\n<pre><code># dnf upgrade<\/code><\/pre>\n<p>8. \u5728\u4f3a\u670d\u5668\u4e0a\u5b89\u88ddCentOS 8\u5305\u3002<\/p>\n<pre><code># dnf -y upgrade http:\/\/mirror.bytemark.co.uk\/centos\/8\/BaseOS\/x86_64\/os\/Packages\/centos-release-8.0-0.1905.0.9.el8.x86_64.rpm<\/code><\/pre>\n<p>9. \u522a\u9664\u6240\u6709\u7684\u7de9\u5b58\u5305\u3002<\/p>\n<pre><code># dnf clean all<\/code><\/pre>\n<p>10. \u9700\u8981\u522a\u9664\u820a\u7248\u672cCentOS 7\u7684Kernel Core\u3002<\/p>\n<pre><code># rpm -e `rpm -q kernel`<\/code><\/pre>\n<p>11. \u522a\u9664\u7121\u95dc\u7684\u5167\u5bb9\u3002<\/p>\n<pre><code># rpm -e --nodeps sysvinit-tools<\/code><\/pre>\n<p>12. \u6839\u64da\u754c\u9762\u63d0\u793a\u9032\u884cCentOS 8\u7cfb\u7d71\u5347\u7d1a\u3002<\/p>\n<pre><code># dnf -y --releasever=8 --allowerasing --setopt=deltarpm=false distro-sync<\/code><\/pre>\n<p>13. \u5728CentOS 8\u4e2d\u5b89\u88dd\u65b0\u7684Kernel Core\u3002<\/p>\n<pre><code># dnf -y install kernel-core<\/code><\/pre>\n<p>14. \u9078\u64c7CentOS 8\u7684\u6700\u5c0f\u5b89\u88dd\u5305\u3002<\/p>\n<pre><code># dnf -y groupupdate \"Core\" \"Minimal Install\"<\/code><\/pre>\n<p>15. \u4ee5\u4e0a\u6b65\u9a5f\u90fd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u6aa2\u67e5\u4f3a\u670d\u5668\u4e2d\u7684CentOS\u662f\u5426\u66f4\u65b0\u81f3\u6700\u65b0\u3002<\/p>\n<pre><code># cat 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