{"id":441,"date":"2021-01-18T22:36:04","date_gmt":"2021-01-18T14:36:04","guid":{"rendered":"http:\/\/blog.yzmedu.com\/?p=441"},"modified":"2021-01-18T22:36:04","modified_gmt":"2021-01-18T14:36:04","slug":"linux%e4%b8%8b%e5%a6%82%e4%bd%95%e6%b8%85%e9%99%a4last%e5%92%8clastb%e5%91%bd%e4%bb%a4%e7%9a%84%e8%ae%b0%e5%bd%95%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/blog.yzmedu.com\/?p=441","title":{"rendered":"Linux\u4e0b\u5982\u4f55\u6e05\u9664last\u548clastb\u547d\u4ee4\u7684\u8bb0\u5f55\uff1f"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote\"><p>last\u547d\u4ee4\u4e00\u822c\u53ef\u7528\u6765\u6253\u5370\u7528\u6237\u767b\u5f55linux\u6210\u529f\u7684\u8bb0\u5f55\uff0clastb\u547d\u4ee4\u4e00\u822c\u53ef\u7528\u6765\u6253\u5370\u767b\u5f55linux\u5931\u8d25\u7684\u8bb0\u5f55\uff0c\u4f46\u5982\u4f55\u6e05\u9664\u8fd9\u4e9b\u8bb0\u5f55\u5bf9\u5e94\u7684\u6587\u4ef6\u5185\u5bb9\u5462\uff1f<\/p><\/blockquote>\n\n\n\n<p>\u4e00.\u6e05\u9664last\u5bf9\u5e94\u7684\u6587\u4ef6\u5185\u5bb9<\/p>\n\n\n\n<p>echo > \/var\/log\/wtmp<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"781\" height=\"155\" src=\"http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-61.png\" alt=\"\" class=\"wp-image-442\" srcset=\"http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-61.png 781w, http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-61-300x60.png 300w, http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-61-768x152.png 768w\" sizes=\"(max-width: 781px) 100vw, 781px\" \/><figcaption>last\u8bb0\u5f55\u5df2\u7ecf\u6e05\u7a7a<\/figcaption><\/figure>\n\n\n\n<p>\u4e8c.\u6e05\u9664lastb\u5bf9\u5e94\u7684\u6587\u4ef6\u5185\u5bb9<\/p>\n\n\n\n<p>echo > \/var\/log\/btmp<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"868\" height=\"178\" src=\"http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-62.png\" alt=\"\" class=\"wp-image-443\" srcset=\"http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-62.png 868w, http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-62-300x62.png 300w, http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-62-768x157.png 768w\" sizes=\"(max-width: 868px) 100vw, 868px\" \/><figcaption>lastb\u8bb0\u5f55\u5df2\u7ecf\u6e05\u7a7a<\/figcaption><\/figure>\n\n\n\n<p>linux\u4e0b\/var\/log\u4e0b\u5b58\u653e\u90fd\u662f\u7cfb\u7edf\u4e2d\u5404\u79cd\u7a0b\u5e8f\u9ed8\u8ba4\u4fdd\u5b58\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\/var\/log\/wtmp\u548c\/var\/log\/btmp\u5176\u4e2d\u662f\u65e5\u5fd7\u8bb0\u5f55\u6587\u4ef6\uff0c\u800clast\u548clastb\u8bfb\u53d6\u7684\u5c31\u662f\u8fd9\u4e9b\u6587\u4ef6.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4e09.\u60f3\u5b66\u4e60Linux\u57fa\u7840\u77e5\u8bc6\uff0c\u53ef\u76f4\u63a5\u53c2\u8003\u6211\u4eb2\u81ea\u5f55\u5236\u7684CentOS8\u670d\u52a1\u5668\u57fa\u7840\u8bfe\u7a0b\u6765\u7cfb\u7edf\u5b66\u4e60\u4e00\u4e0b<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.yzmedu.com\/course\/382\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" width=\"1024\" height=\"295\" src=\"http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-63-1024x295.png\" alt=\"\" class=\"wp-image-444\" srcset=\"http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-63-1024x295.png 1024w, http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-63-300x86.png 300w, http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-63-768x221.png 768w, http:\/\/blog.yzmedu.com\/wp-content\/uploads\/2021\/01\/image-63.png 1264w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>CentOS8\u670d\u52a1\u5668\u57fa\u7840\u7bc7\/\u5168\u56fd\u72ec\u5bb6\u6253\u9020\uff0c<a href=\"http:\/\/www.yzmedu.com\/course\/382\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/www.yzmedu.com\/course\/382<\/a>\uff0c\u52a0\u6cb9\uff01\uff01\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>last\u547d\u4ee4\u4e00\u822c\u53ef\u7528\u6765\u6253\u5370\u7528\u6237\u767b\u5f55linux\u6210\u529f\u7684\u8bb0\u5f55\uff0clastb\u547d\u4ee4\u4e00\u822c\u53ef\u7528\u6765\u6253\u5370\u767b\u5f55linux\u5931\u8d25\u7684\u8bb0\u5f55\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[70,71,19],"_links":{"self":[{"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=\/wp\/v2\/posts\/441"}],"collection":[{"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=441"}],"version-history":[{"count":1,"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=\/wp\/v2\/posts\/441\/revisions"}],"predecessor-version":[{"id":445,"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=\/wp\/v2\/posts\/441\/revisions\/445"}],"wp:attachment":[{"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=441"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.yzmedu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}