{"id":893,"date":"2019-11-25T14:42:55","date_gmt":"2019-11-25T06:42:55","guid":{"rendered":"http:\/\/www.shuran.cn\/?p=893"},"modified":"2020-01-02T17:08:02","modified_gmt":"2020-01-02T09:08:02","slug":"centos7%e5%88%87%e6%8d%a2%e5%90%af%e5%8a%a8%e5%86%85%e6%a0%b8","status":"publish","type":"post","link":"https:\/\/www.shuran.cn\/?p=893","title":{"rendered":"centos7\u5207\u6362\u542f\u52a8\u5185\u6838"},"content":{"rendered":"<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">1\u3001\u67e5\u770b\u5f53\u524d\u7cfb\u7edf\u5185\u6838<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">uname -r<\/span><\/p>\n<blockquote style=\"background: none #EEEEEE; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px;\"><p><span class=\"md-line md-end-block\">3.18.6-2.el7.centos.x86_64<\/span><\/p><\/blockquote>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">\u67e5\u770b\u53ef\u4f7f\u7528\u7684\u5185\u6838\u5217\u8868<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">awk -F\\' '$1==\"menuentry \" {print i++ \" : \" $2}' \/etc\/grub2.cfg<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">\u7ed3\u679c\u5982\u4e0b\uff1a<\/span><\/p>\n<blockquote style=\"background: none #EEEEEE; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px;\"><p><span class=\"md-line md-end-block\">0 : CentOS Linux (3.18.6-2.el7.centos.x86_64) 7 (Core)<\/span><\/p>\n<p><span class=\"md-line md-end-block\">1 : CentOS Linux (3.10.0-514.el7.x86_64) 7 (Core)<\/span><\/p>\n<p><span class=\"md-line md-end-block\">2 : CentOS Linux (0-rescue-05653d304ed443db9b60529d6cf7d242) 7 (Core)<\/span><\/p><\/blockquote>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">2\u3001\u67e5\u770b\u5f53\u524d\u9ed8\u8ba4\u5185\u6838\u542f\u52a8\u9879<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">grub2-editenv list<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">\u7ed3\u679c\u5982\u4e0b\uff1a<\/span><\/p>\n<blockquote style=\"background: none #EEEEEE; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px;\"><p><span class=\"md-line md-end-block\">saved_entry=0<\/span><\/p><\/blockquote>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">\u5373\u7cfb\u7edf\u5f53\u524d\u542f\u52a8\u65f6\u9ed8\u8ba4\u52a0\u8f7d\u7684\u5185\u6838\u662f CentOS Linux (3.18.6-2.el7.centos.x86_64) 7 (Core)<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">3\u3001\u66f4\u6539\u9ed8\u8ba4\u542f\u52a8\u5185\u6838\u9879<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">grub2-set-default 1<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">\u518d\u6b21\u67e5\u770b\u9ed8\u8ba4\u5185\u6838\u542f\u52a8\u9879\uff0c\u53d1\u73b0saved_entry\u5b57\u6bb5\u53d8\u4e3a1<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">4\u3001\u91cd\u542f\u7cfb\u7edf<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">reboot<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">\u67e5\u770b\u5f53\u524d\u7cfb\u7edf\u5185\u6838<\/span><\/p>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block\">uname -r<\/span><\/p>\n<blockquote style=\"background: none #EEEEEE; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px;\"><p><span class=\"md-line md-end-block\">3.10.0-514.el7.x86_64<\/span><\/p><\/blockquote>\n<p style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; background-color: #ffffff;\"><span class=\"md-line md-end-block md-focus\">\u53ef\u4ee5\u770b\u5230\u5f53\u524d\u7cfb\u7edf\u7684\u5185\u6838\u5df2\u7ecf\u66f4\u6539<\/span><\/p>\n<h4><strong>\u5220\u9664\u591a\u4f59\u7684\u5185\u6838\uff0c\u8282\u7701\u7a7a\u95f4<\/strong><\/h4>\n<p>uname -a #\u67e5\u8be2\u5f53\u524d\u4f7f\u7528\u7684\u7cfb\u7edf<\/p>\n<p>rpm -qa | grep kernel<\/p>\n<p>yum remove \u4f60\u8981\u5220\u9664\u7684\u5185\u6838 #\u628a\u8001\u7248\u672c\u7684\u5185\u6838remove\uff0c\u5343\u4e07\u4e0d\u8981\u628a\u6b63\u5728\u4f7f\u7528\u7684\u5185\u6838\u5220\u6389<\/p>\n<p>grub2-mkconfig\u00a0-o\u00a0\/boot\/grub2\/grub.cfg #\u91cd\u65b0\u7f16\u8bd1\u5f15\u5bfc<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1\u3001\u67e5\u770b\u5f53\u524d\u7cfb\u7edf\u5185\u6838 uname -r 3.18.6-2.el7.centos.x86_64 \u67e5\u770b\u53ef\u4f7f\u7528\u7684\u5185\u6838\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.shuran.cn\/?p=893\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[72,74,73],"class_list":["post-893","post","type-post","status-publish","format-standard","hentry","category-os","tag-centos7","tag-centos","tag-73"],"_links":{"self":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts\/893","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=893"}],"version-history":[{"count":2,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts\/893\/revisions"}],"predecessor-version":[{"id":928,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts\/893\/revisions\/928"}],"wp:attachment":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=893"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=893"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=893"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}