{"id":45656,"date":"2024-10-07T00:56:16","date_gmt":"2024-10-06T16:56:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/45656\/"},"modified":"2024-11-14T10:36:18","modified_gmt":"2024-11-14T02:36:18","slug":"%e9%80%9a%e9%81%8e-bash-%e5%af%a6%e7%8f%be%e7%99%bb%e9%8c%84-shell-%e6%99%82%e9%a1%af%e7%a4%ba-linux-%e7%b3%bb%e7%b5%b1%e4%bf%a1%e6%81%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/45656\/","title":{"rendered":"\u901a\u904e Bash \u5be6\u73fe\u767b\u9304 Shell \u6642\u986f\u793a Linux \u7cfb\u7d71\u4fe1\u606f"},"content":{"rendered":"<h1 id=\"%e9%80%9a%e9%81%8e-bash-%e5%af%a6%e7%8f%be%e7%99%bb%e9%8c%84-shell-%e6%99%82%e9%a1%af%e7%a4%ba-linux-%e7%b3%bb%e7%b5%b1%e4%bf%a1%e6%81%af-IcBsJHSiXk\">\u901a\u904e Bash \u5be6\u73fe\u767b\u9304 Shell \u6642\u986f\u793a Linux \u7cfb\u7d71\u4fe1\u606f<\/h1>\n<p>\u5728\u4f7f\u7528 Linux \u7cfb\u7d71\u6642\uff0c\u4e86\u89e3\u7cfb\u7d71\u7684\u57fa\u672c\u4fe1\u606f\u5c0d\u65bc\u7ba1\u7406\u548c\u7dad\u8b77\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e Bash \u8173\u672c\uff0c\u6211\u5011\u53ef\u4ee5\u5728\u7528\u6236\u767b\u9304 Shell \u6642\u81ea\u52d5\u986f\u793a\u7cfb\u7d71\u4fe1\u606f\uff0c\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\uff0c\u9084\u80fd\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u638c\u63e1\u7cfb\u7d71\u72c0\u614b\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u901a\u904e Bash \u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e8%a6%81%e9%a1%af%e7%a4%ba%e7%b3%bb%e7%b5%b1%e4%bf%a1%e6%81%af%ef%bc%9f-IcBsJHSiXk\">\u70ba\u4ec0\u9ebc\u8981\u986f\u793a\u7cfb\u7d71\u4fe1\u606f\uff1f<\/h2>\n<p>\u986f\u793a\u7cfb\u7d71\u4fe1\u606f\u7684\u597d\u8655\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5373\u6642\u76e3\u63a7\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u5728\u767b\u9304\u6642\u7acb\u5373\u7372\u53d6\u7cfb\u7d71\u7684 CPU \u4f7f\u7528\u7387\u3001\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u548c\u78c1\u789f\u7a7a\u9593\u7b49\u4fe1\u606f\u3002<\/li>\n<li><strong>\u6545\u969c\u6392\u67e5\uff1a<\/strong>\u7576\u7cfb\u7d71\u51fa\u73fe\u554f\u984c\u6642\uff0c\u80fd\u5920\u5feb\u901f\u67e5\u770b\u7cfb\u7d71\u72c0\u614b\uff0c\u6709\u52a9\u65bc\u53ca\u6642\u767c\u73fe\u554f\u984c\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u6548\u7387\uff1a<\/strong>\u7528\u6236\u7121\u9700\u624b\u52d5\u8f38\u5165\u547d\u4ee4\u4f86\u6aa2\u67e5\u7cfb\u7d71\u72c0\u614b\uff0c\u7bc0\u7701\u6642\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e7%99%bb%e9%8c%84%e6%99%82%e9%a1%af%e7%a4%ba%e7%b3%bb%e7%b5%b1%e4%bf%a1%e6%81%af-IcBsJHSiXk\">\u5982\u4f55\u5be6\u73fe\u767b\u9304\u6642\u986f\u793a\u7cfb\u7d71\u4fe1\u606f<\/h2>\n<p>\u8981\u5728\u7528\u6236\u767b\u9304\u6642\u986f\u793a\u7cfb\u7d71\u4fe1\u606f\uff0c\u6211\u5011\u53ef\u4ee5\u7de8\u8f2f\u7528\u6236\u7684 Bash \u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662f <code>~\/.bashrc<\/code> \u6216 <code>~\/.bash_profile<\/code>\uff09\u3002\u4ee5\u4e0b\u662f\u5be6\u73fe\u7684\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-1%ef%bc%9a%e7%b7%a8%e8%bc%af-bash-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-IcBsJHSiXk\">\u6b65\u9a5f 1\uff1a\u7de8\u8f2f Bash \u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u4f7f\u7528\u6587\u672c\u7de8\u8f2f\u5668\u6253\u958b <code>~\/.bashrc<\/code> \u6587\u4ef6\uff1a<\/p>\n<pre><code>nano ~\/.bashrc<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-2%ef%bc%9a%e6%b7%bb%e5%8a%a0%e9%a1%af%e7%a4%ba%e7%b3%bb%e7%b5%b1%e4%bf%a1%e6%81%af%e7%9a%84%e4%bb%a3%e7%a2%bc-IcBsJHSiXk\">\u6b65\u9a5f 2\uff1a\u6dfb\u52a0\u986f\u793a\u7cfb\u7d71\u4fe1\u606f\u7684\u4ee3\u78bc<\/h3>\n<p>\u5728\u6587\u4ef6\u7684\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>\n# \u986f\u793a\u7cfb\u7d71\u4fe1\u606f\necho \"\u6b61\u8fce\u4f86\u5230 $(hostname)\uff01\"\necho \"\u7576\u524d\u7528\u6236\uff1a$(whoami)\"\necho \"\u7576\u524d\u6642\u9593\uff1a$(date)\"\necho \"\u7cfb\u7d71\u8ca0\u8f09\uff1a$(uptime | awk '{print $8, $9, $10}')\"\necho \"CPU \u4f7f\u7528\u7387\uff1a$(top -bn1 | grep \"Cpu(s)\" | sed \"s\/.*, *([0-9.]*)%* id.*\/1\/\" | awk '{print 100 - $1}')%\"\necho \"\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff1a$(free -h | grep Mem | awk '{print $3 \"\/\" $2}')\"\necho \"\u78c1\u789f\u7a7a\u9593\uff1a\"\ndf -h | grep '^\/dev\/'\n<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-3%ef%bc%9a%e4%bf%9d%e5%ad%98%e4%b8%a6%e9%80%80%e5%87%ba-IcBsJHSiXk\">\u6b65\u9a5f 3\uff1a\u4fdd\u5b58\u4e26\u9000\u51fa<\/h3>\n<p>\u4fdd\u5b58\u6587\u4ef6\u4e26\u9000\u51fa\u7de8\u8f2f\u5668\u3002\u5c0d\u65bc <code>nano<\/code> \u7de8\u8f2f\u5668\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>Ctrl + X<\/code>\uff0c\u7136\u5f8c\u6309 <code>Y<\/code> \u78ba\u8a8d\u4fdd\u5b58\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-4%ef%bc%9a%e4%bd%bf%e6%9b%b4%e6%94%b9%e7%94%9f%e6%95%88-IcBsJHSiXk\">\u6b65\u9a5f 4\uff1a\u4f7f\u66f4\u6539\u751f\u6548<\/h3>\n<p>\u8981\u4f7f\u66f4\u6539\u7acb\u5373\u751f\u6548\uff0c\u53ef\u4ee5\u904b\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>source ~\/.bashrc<\/code><\/pre>\n<h2 id=\"%e4%bb%a3%e7%a2%bc%e8%a7%a3%e9%87%8b-IcBsJHSiXk\">\u4ee3\u78bc\u89e3\u91cb<\/h2>\n<p>\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86\u591a\u500b\u547d\u4ee4\u4f86\u7372\u53d6\u7cfb\u7d71\u4fe1\u606f\uff1a<\/p>\n<ul>\n<li><code>hostname<\/code>\uff1a\u986f\u793a\u4e3b\u6a5f\u540d\u3002<\/li>\n<li><code>whoami<\/code>\uff1a\u986f\u793a\u7576\u524d\u7528\u6236\u540d\u3002<\/li>\n<li><code>date<\/code>\uff1a\u986f\u793a\u7576\u524d\u6642\u9593\u3002<\/li>\n<li><code>uptime<\/code>\uff1a\u986f\u793a\u7cfb\u7d71\u904b\u884c\u6642\u9593\u548c\u8ca0\u8f09\u3002<\/li>\n<li><code>top<\/code>\uff1a\u7372\u53d6 CPU \u4f7f\u7528\u7387\u3002<\/li>\n<li><code>free<\/code>\uff1a\u986f\u793a\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002<\/li>\n<li><code>df<\/code>\uff1a\u986f\u793a\u78c1\u789f\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-IcBsJHSiXk\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u5728\u767b\u9304 Shell \u6642\u986f\u793a Linux \u7cfb\u7d71\u4fe1\u606f\uff0c\u9019\u5c0d\u65bc\u7cfb\u7d71\u7ba1\u7406\u548c\u6545\u969c\u6392\u67e5\u975e\u5e38\u6709\u5e6b\u52a9\u3002\u7121\u8ad6\u662f\u500b\u4eba\u7528\u6236\u9084\u662f\u4f01\u696d\u7528\u6236\uff0c\u9019\u7a2e\u81ea\u52d5\u5316\u7684\u65b9\u5f0f\u90fd\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\uff0c\u8b93\u7528\u6236\u96a8\u6642\u638c\u63e1\u7cfb\u7d71\u72c0\u614b\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u670d\u52d9\uff0c\u8003\u616e\u4f7f\u7528\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8b93\u60a8\u7684\u7cfb\u7d71\u7ba1\u7406\u66f4\u52a0\u8f15\u9b06\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528 Bash \u5728\u767b\u9304 Shell \u4e2d\u986f\u793a Linux \u7cfb\u7d71\u4fe1\u606f\uff0c\u8f15\u9b06\u7372\u53d6\u7cfb\u7d71\u72c0\u614b\u3001\u7248\u672c\u548c\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-45656","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=45656"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45656\/revisions"}],"predecessor-version":[{"id":45657,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45656\/revisions\/45657"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=45656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=45656"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=45656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}