{"id":65967,"date":"2026-01-26T01:32:43","date_gmt":"2026-01-25T17:32:43","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/65967.html"},"modified":"2026-01-26T01:32:43","modified_gmt":"2026-01-25T17:32:43","slug":"su-%e3%80%81sudo%e3%80%81-sudo-i-%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/65967.html","title":{"rendered":"su \u3001sudo\u3001 sudo -i \u7684\u533a\u522b"},"content":{"rendered":"

\u867d\u7136\u4e4b\u524d\u53d1\u8fc7\u8fd9\u4e2a\u77e5\u8bc6\u70b9，\u4f46\u4e0d\u4e45\u540e\u8fd8\u662f\u5fd8\u4e86，\u6240\u4ee5\u56de\u987e\u4e00\u4e0b：<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 su \u547d\u4ee4\u7684\u4f5c\u7528\u662f\u5207\u6362\u7528\u6237，\u5176\u4e2dsu\u662f\u4e0d\u5b8c\u5168\u5207\u6362（\u4fdd\u7559\u5f53\u524d\u7528\u6237\u7684\u73af\u5883），su – \u662f\u5b8c\u5168\u5207\u6362（\u52a0\u8f7d\u76ee\u6807\u7528\u6237\u7684\u73af\u5883），\u5207\u6362\u65f6\u90fd\u8981\u8f93\u5165\u76ee\u6807\u7528\u6237\u7684\u5bc6\u7801（root\u7528\u6237\u9664\u5916）<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 sudo\u547d\u4ee4\u7684\u4f5c\u7528\u662f\u4ee5root（\u6216\u6307\u5b9a\u7528\u6237）\u8eab\u4efd\u6267\u884c\u4e00\u6761\u547d\u4ee4，\u901a\u5e38\u4e0d\u4f1a\u5b8c\u6574\u5207\u6362\u6210root\u767b\u5f55\u73af\u5883，\u6267\u884c\u65f6\u8f93\u5165\u7528\u6237\u81ea\u5df1\u7684\u5bc6\u7801\u5373\u53ef（\u6ce8\u610f\u9700\u8981\u5728sudoers\u4e2d\u88ab\u6388\u6743），\u53ef\u4ee5\u7406\u89e3\u4e3a\u4e34\u65f6\u63d0\u6743\u8dd1\u4e00\u6761\u547d\u4ee4\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 sudo -i \u547d\u4ee4\u7684\u4f5c\u7528\u662f\u83b7\u5f97\u4e00\u4e2aroot\u767b\u5f55\u7684shell(\u7b49\u4ef7\u4e8e\u201csudo+\u6a21\u62dfroot\u767b\u5f55\u201d），\u50cfsu – \u4e00\u6837，\u4f7f\u7528root\u7684\u767b\u5f55\u73af\u5883，\u6267\u884c\u547d\u4ee4\u65f6\u4efb\u7136\u8f93\u5165\u7528\u6237\u81ea\u5df1\u7684\u5bc6\u7801（\u9700\u8981sudoers\u6388\u6743），\u53ef\u4ee5\u7406\u89e3\u4e3a\u63d0\u6743\u5e76\u8fdb\u5165root\u767b\u5f55\u73af\u5883<\/p>\n

\u00a0 \u00a0 \u00a0\u00a0\"\"<\/p>\n

（1）su [user]<\/h4>\n

\u4f5c\u7528：\u5207\u6362\u5230\u53e6\u4e00\u4e2a\u7528\u6237，\u5f00\u542f\u4e00\u4e2a\u65b0\u7684 shell \u4f1a\u8bdd（\u9ed8\u8ba4\u5207\u5230 root）\u3002<\/p>\n

\u5bc6\u7801：\u901a\u5e38\u9700\u8981\u8f93\u5165\u76ee\u6807\u7528\u6237\u7684\u5bc6\u7801（su – root\u00a0\u5c31\u662f root \u5bc6\u7801）；root \u81ea\u5df1 su\u00a0\u5230\u522b\u4eba\u4e0d\u9700\u8981\u5bc6\u7801\u3002<\/p>\n

\u73af\u5883：<\/p>\n

su user：\u4e0d\u7b97\u767b\u5f55\u5f0f\u5207\u6362，\u73af\u5883\u591a\u534a\u6cbf\u7528\u5f53\u524d\u7528\u6237\u3002<\/p>\n

su – user\u00a0\/ su -user：\u767b\u5f55\u5f0f\u5207\u6362，\u52a0\u8f7d\u76ee\u6807\u7528\u6237\u767b\u5f55\u73af\u5883（\u66f4\u50cf\u91cd\u65b0\u767b\u5f55）\u3002<\/p>\n

\u7279\u70b9：\u66f4\u50cf\u201c\u76f4\u63a5\u53d8\u6210\u90a3\u4e2a\u7528\u6237\u201d\u3002<\/p>\n

（2）sudo command<\/h4>\n

\u4f5c\u7528：\u6309 sudoers \u6388\u6743，\u4ee5 root（\u9ed8\u8ba4）\u6216\u6307\u5b9a\u7528\u6237\u00a0\u8eab\u4efd\u6267\u884c\u4e00\u6761\u547d\u4ee4\u3002<\/p>\n

\u5bc6\u7801：\u901a\u5e38\u8f93\u5165\u5f53\u524d\u7528\u6237\u81ea\u5df1\u7684\u5bc6\u7801（\u4e0d\u662f root \u5bc6\u7801），\u4e5f\u53ef\u88ab\u914d\u7f6e\u6210\u514d\u5bc6\u3002<\/p>\n

\u73af\u5883：\u9ed8\u8ba4\u4e0d\u4f1a\u5b8c\u6574\u5207\u5230\u76ee\u6807\u7528\u6237\u7684\u767b\u5f55\u73af\u5883，\u901a\u5e38\u53ea\u7ed9\u4e00\u5957\u53d7\u63a7\u7684\u73af\u5883\u53d8\u91cf（\u66f4\u5b89\u5168）\u3002<\/p>\n

\u7279\u70b9：\u6700\u5c0f\u6743\u9650\u3001\u6709\u65e5\u5fd7\u5ba1\u8ba1\u3001\u9002\u5408\u65e5\u5e38\u8fd0\u7ef4\u6267\u884c\u7279\u6743\u547d\u4ee4\u3002<\/p>\n

（3）sudo -i（\u6ce8\u610f\u662f -i）<\/h4>\n

\u4f5c\u7528：\u4ee5 root（\u9ed8\u8ba4）\u83b7\u5f97\u4e00\u4e2a\u767b\u5f55\u5f0f\u4ea4\u4e92 shell，\u76f8\u5f53\u4e8e\u201c\u4ee5 root \u767b\u5f55\u4e00\u6b21\u201d\u3002<\/p>\n

\u5bc6\u7801：\u540c sudo，\u901a\u5e38\u8f93\u5165\u5f53\u524d\u7528\u6237\u81ea\u5df1\u7684\u5bc6\u7801\u3002<\/p>\n

\u73af\u5883：\u4f1a\u8bbe\u7f6e\u4e3a\u76ee\u6807\u7528\u6237（\u9ed8\u8ba4 root）\u7684\u767b\u5f55\u73af\u5883：HOME\u3001PATH\u00a0\u7b49\u6309 root \u6765，\u5e76\u8bfb\u53d6\u767b\u5f55\u521d\u59cb\u5316\u6587\u4ef6（\u6548\u679c\u63a5\u8fd1 su -）\u3002<\/p>\n

\u7279\u70b9：\u9002\u5408\u9700\u8981\u8fde\u7eed\u6267\u884c\u591a\u6761 root \u64cd\u4f5c\u65f6\u4f7f\u7528（\u4f46\u4ecd\u53d7 sudoers \u63a7\u5236\u5e76\u8bb0\u5f55\u65e5\u5fd7）\u3002<\/p>\n

\u603b\u7ed3：<\/h4>\n

su：\u76f4\u63a5\u201c\u6362\u8eab\u4efd\u201d（\u5e38\u8981\u76ee\u6807\u7528\u6237\u5bc6\u7801，\u5ba1\u8ba1\u5f31）\u3002<\/p>\n

sudo：\u4e0d\u6362\u4f1a\u8bdd，\u53ea\u201c\u501f\u6743\u9650\u8dd1\u4e00\u6761\u547d\u4ee4\u201d（\u7528\u81ea\u5df1\u5bc6\u7801，\u5ba1\u8ba1\u5f3a）\u3002<\/p>\n

sudo -i：\u7528 sudo \u65b9\u5f0f\u62ff\u5230\u201c\u50cf root \u767b\u5f55\u4e00\u6837\u201d\u7684\u4ea4\u4e92\u73af\u5883（\u63a5\u8fd1 su –\u00a0\u7684\u6548\u679c，\u4f46\u4ecd\u662f sudo \u4f53\u7cfb）\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u867d\u7136\u4e4b\u524d\u53d1\u8fc7\u8fd9\u4e2a\u77e5\u8bc6\u70b9，\u4f46\u4e0d\u4e45\u540e\u8fd8\u662f\u5fd8\u4e86，\u6240\u4ee5\u56de\u987e\u4e00\u4e0b：su \u547d\u4ee4\u7684\u4f5c\u7528\u662f\u5207\u6362\u7528\u6237，\u5176\u4e2dsu\u662f\u4e0d\u5b8c\u5168\u5207\u6362（\u4fdd\u7559\u5f53\u524d\u7528\u6237\u7684\u73af\u5883），su – \u662f\u5b8c\u5168\u5207\u6362（\u52a0\u8f7d\u76ee\u6807\u7528\u6237\u7684\u73af\u5883），\u5207\u6362\u65f6\u90fd\u8981\u8f93\u5165\u76ee\u6807\u7528\u6237\u7684\u5bc6\u7801（root\u7528\u6237\u9664\u5916）sudo\u547d\u4ee4\u7684\u4f5c\u7528\u662f\u4ee5root（\u6216\u6307\u5b9a\u7528\u6237）\u8eab\u4efd\u6267\u884c\u4e00\u6761\u547d\u4ee4&#<\/p>\n","protected":false},"author":2,"featured_media":65966,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[58,43,44],"topic":[],"class_list":["post-65967","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-linux","tag-43","tag-44"],"yoast_head":"\nsu \u3001sudo\u3001 sudo -i \u7684\u533a\u522b - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/65967.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"su \u3001sudo\u3001 sudo -i \u7684\u533a\u522b - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u867d\u7136\u4e4b\u524d\u53d1\u8fc7\u8fd9\u4e2a\u77e5\u8bc6\u70b9，\u4f46\u4e0d\u4e45\u540e\u8fd8\u662f\u5fd8\u4e86，\u6240\u4ee5\u56de\u987e\u4e00\u4e0b：su \u547d\u4ee4\u7684\u4f5c\u7528\u662f\u5207\u6362\u7528\u6237，\u5176\u4e2dsu\u662f\u4e0d\u5b8c\u5168\u5207\u6362（\u4fdd\u7559\u5f53\u524d\u7528\u6237\u7684\u73af\u5883），su - \u662f\u5b8c\u5168\u5207\u6362（\u52a0\u8f7d\u76ee\u6807\u7528\u6237\u7684\u73af\u5883），\u5207\u6362\u65f6\u90fd\u8981\u8f93\u5165\u76ee\u6807\u7528\u6237\u7684\u5bc6\u7801（root\u7528\u6237\u9664\u5916）sudo\u547d\u4ee4\u7684\u4f5c\u7528\u662f\u4ee5root（\u6216\u6307\u5b9a\u7528\u6237）\u8eab\u4efd\u6267\u884c\u4e00\u6761\u547d\u4ee4&#\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/65967.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-25T17:32:43+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260125173241-697653b9f08c6.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/65967.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/65967.html\",\"name\":\"su \u3001sudo\u3001 sudo -i \u7684\u533a\u522b - 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