{"id":86461,"date":"2026-07-28T17:56:55","date_gmt":"2026-07-28T09:56:55","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/86461.html"},"modified":"2026-07-28T17:56:55","modified_gmt":"2026-07-28T09:56:55","slug":"linux-%e5%9f%ba%e7%a1%80%e6%8c%87%e4%bb%a4%ef%bc%88%e4%b8%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/86461.html","title":{"rendered":"Linux\u2014\u2014\u57fa\u7840\u6307\u4ee4\uff08\u4e0b\uff09"},"content":{"rendered":"<p>\u00a0&#x1f481;\u200d\u2642\ufe0f\u4e2a\u4eba\u4e3b\u9875&#xff1a;\u8fdb\u51fb\u7684\u8346\u68d8<\/p>\n<p>&#x1f447;\u4f5c\u8005\u5176\u5b83\u4e13\u680f&#xff1a;<\/p>\n<p>\u300a\u6570\u636e\u7ed3\u6784\u4e0e\u7b97\u6cd5\u300b\u300a\u7b97\u6cd5\u300b\u300aC&#043;&#043;\u8d77\u59cb\u4e4b\u8def\u300b\u300aLinux\u300b<\/p>\n<hr \/>\n<h2>\u76ee\u5f55<\/h2>\n<h2>1.Linux\u80cc\u666f<\/h2>\n<h2>2.\u4f7f\u7528XShell\u00a0\u8fdc\u7a0b\u767b\u5f55Linux<\/h2>\n<h2>3.Linux\u4e0b\u57fa\u672c\u6307\u4ee4<\/h2>\n<h2>4.Linux\u6743\u9650\u7684\u95ee\u9898<\/h2>\n<hr \/>\n<h2>4.Linux\u6743\u9650\u7684\u95ee\u9898<\/h2>\n<h3>4.1Linux\u4e0b\u7684\u4e24\u79cd\u7528\u6237<\/h3>\n<p>\u25cf\u8d85\u7ea7\u7528\u6237&#xff1a;\u53ef\u4ee5\u5728Linux\u7cfb\u7edf\u4e0b\u505a\u4efb\u4f55\u4e8b\u60c5&#xff0c;\u4e0d\u53d7\u9650\u5236<\/p>\n<p>\u25cf\u666e\u901a\u7528\u6237&#xff1a;\u5728Linux\u4e0b\u505a\u6709\u9650\u7684\u4e8b\u60c5<\/p>\n<p>\u25cf\u8d85\u7ea7\u7528\u6237\u7684\u547d\u4ee4\u63d0\u793a\u7b26\u662f&#039;#&#039;&#xff0c;\u666e\u901a\u7528\u6237\u7684\u547d\u4ee4\u63d0\u793a\u7b26\u662f&#039;$&#039;<\/p>\n<p>\u547d\u4ee4&#xff1a;su [\u7528\u6237\u540d]<\/p>\n<p>\u529f\u80fd&#xff1a;\u5207\u6362\u7528\u6237<\/p>\n<p>\u4f8b\u5982&#xff0c;\u8981\u4eceroot\u7528\u6237\u5207\u6362\u5230\u666e\u901a\u7528\u6237user&#xff0c;\u5219\u4f7f\u7528su user\u5373\u53ef<\/p>\n<p>\u8981\u4ece\u666e\u901a\u7528\u6237user\u5207\u6362\u5230root\u7528\u6237&#xff0c;\u5219\u4f7f\u7528su root&#xff08;root\u53ef\u4ee5\u7701\u7565&#xff09;&#xff0c;\u6b64\u65f6\u7cfb\u7edf\u4f1a\u63d0\u793a\u8f93\u5165root\u7528\u6237\u7684\u5bc6\u7801\u3002<\/p>\n<h3>4.2Linux\u6743\u9650\u7ba1\u7406<\/h3>\n<h4>4.2.1\u6587\u4ef6\u8bbf\u95ee\u8005\u7684\u5206\u7c7b<\/h4>\n<p>\u25cf\u6587\u4ef6\u548c\u6587\u4ef6\u76ee\u5f55\u7684\u6240\u6709\u8005&#xff1a;u&#8212;User<\/p>\n<p>\u25cf\u6587\u4ef6\u548c\u6587\u4ef6\u76ee\u5f55\u7684\u6240\u6709\u8005\u6240\u5728\u7684\u7ec4\u7684\u7528\u6237&#xff1a;g&#8212;Group<\/p>\n<p>\u25cf\u5176\u5b83\u7528\u6237&#xff1a;o&#8212;Others<\/p>\n<h4>4.2.2\u6587\u4ef6\u7c7b\u578b\u548c\u8bbf\u95ee\u6743\u9650&#xff08;\u4e8b\u7269\u5c5e\u6027&#xff09;<\/h4>\n<p>\u25cf\u6587\u4ef6\u7c7b\u578b&#xff1a;<\/p>\n<p>\u00a0 \u00a0 \u00a0 \u00a0 \u25a2 d&#xff1a;\u6587\u4ef6\u5939<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 -&#xff1a;\u666e\u901a\u6587\u4ef6<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 l&#xff1a;\u8f6f\u94fe\u63a5&#xff08;\u7c7b\u4f3cWindows\u7684\u5feb\u6377\u65b9\u5f0f&#xff09;<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 b&#xff1a;\u5757\u8bbe\u5907\u6587\u4ef6&#xff08;\u4f8b\u5982\u786c\u76d8\u3001\u5149\u9a71\u7b49&#xff09;<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 p&#xff1a;\u7ba1\u9053\u6587\u4ef6<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 c&#xff1a;\u5b57\u7b26\u8bbe\u5907\u6587\u4ef6&#xff08;\u4f8b\u5982\u5c4f\u5e55\u7b49\u4e32\u53e3\u8bbe\u5907&#xff09;<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 s&#xff1a;\u5957\u63a5\u53e3\u6587\u4ef6<\/p>\n<p>\u25cf\u57fa\u672c\u6743\u9650&#xff1a;<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2\u8bfb&#xff08;r\/-&#xff09;&#xff1a;Read\u5982\u6587\u4ef6\u800c\u8a00&#xff0c;\u5177\u6709\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u7684\u6743\u9650&#xff1b;\u5bf9\u76ee\u5f55\u6765\u8bf4&#xff0c;\u5177\u6709\u6d4f\u89c8\u8be5\u76ee\u5f55\u4fe1\u606f\u7684\u6743\u9650<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2\u5199&#xff08;w\/-&#xff09;&#xff1a;Write\u5bf9\u6587\u4ef6\u800c\u8a00&#xff0c;\u5177\u6709\u4fee\u6539\u6587\u4ef6\u5185\u5bb9\u7684\u6743\u9650&#xff1b;\u5bf9\u76ee\u5f55\u6765\u8bf4\u5177\u6709\u5220\u9664\u79fb\u52a8\u76ee\u5f55\u5185\u6587\u4ef6\u7684\u6743\u9650<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2\u6267\u884c&#xff08;x\/-&#xff09;&#xff1a;execute\u5bf9\u6587\u4ef6\u800c\u8a00&#xff0c;\u5177\u6709\u6267\u884c\u6587\u4ef6\u7684\u6743\u9650&#xff1b;\u5bf9\u76ee\u5f55\u6765\u8bf4&#xff0c;\u5177\u6709\u8fdb\u5165\u76ee\u5f55\u7684\u6743\u9650<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2&#039;-&#039;\u8868\u793a\u4e0d\u5177\u6709\u8be5\u6743\u9650<\/p>\n<h4>4.2.3\u6587\u4ef6\u6743\u9650\u7684\u8868\u793a\u65b9\u5f0f<\/h4>\n<p>\u25cf\u5b57\u7b26\u8868\u793a\u65b9\u6cd5<\/p>\n<p>\u25cf8\u8fdb\u5236\u6570\u503c\u8868\u793a\u65b9\u6cd5<\/p>\n<h4>4.2.4\u6587\u4ef6\u8bbf\u95ee\u6743\u9650\u7684\u76f8\u5173\u8bbe\u7f6e\u65b9\u6cd5<\/h4>\n<h5>4.2.4.1chmod<\/h5>\n<p>\u529f\u80fd&#xff1a;\u8bbe\u7f6e\u6587\u4ef6\u7684\u8bbf\u95ee\u6743\u9650<\/p>\n<p>\u683c\u5f0f&#xff1a;chmod [\u53c2\u6570]\u00a0\u6743\u9650 \u6587\u4ef6\u540d<\/p>\n<p>\u5e38\u7528\u9009\u9879&#xff1a;<\/p>\n<p>\u25cfR -\u9012\u5f52\u4fee\u6539\u76ee\u5f55\u6587\u4ef6\u7684\u6743\u9650<\/p>\n<p>\u25cf\u8bf4\u660e&#xff1a;\u53ea\u6709\u6587\u4ef6\u7684\u62e5\u6709\u8005\u548croot\u624d\u53ef\u4ee5\u6539\u53d8\u6587\u6587\u4ef6\u7684\u6743\u9650<\/p>\n<p>chmod\u547d\u4ee4\u6743\u9650\u503c\u7684\u683c\u5f0f&#xff1a;<\/p>\n<p>\u25cf\u7528\u6237\u8868\u793a\u7b26&#043;\/-&#061;\u6743\u9650\u5b57\u7b26<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 &#043;&#xff1a;\u5411\u6743\u9650\u8303\u56f4\u589e\u52a0\u6743\u9650\u4ee3\u53f7\u6240\u8868\u793a\u7684\u6743\u9650<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 -&#xff1a;\u5411\u6743\u9650\u8303\u56f4\u53d6\u6d88\u6743\u9650\u4ee3\u53f7\u6240\u8868\u793a\u7684\u6743\u9650<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 &#061;&#xff1a;\u5411\u6743\u9650\u8303\u56f4\u8d4b\u4e88\u6743\u9650\u4ee3\u53f7\u6240\u8868\u793a\u7684\u6743\u9650<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2 \u7528\u6237\u7b26\u53f7&#xff1a;<\/p>\n<p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u25a8 u&#xff1a;\u62e5\u6709\u8005<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a8 g&#xff1a;\u62e5\u6709\u8005\u540c\u7ec4\u7528<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a8 o&#xff1a;\u5176\u5b83\u7528\u6237<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a8 a&#xff1a;\u6240\u6709\u7528\u6237<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2\u4f8b\u5982&#xff1a;<\/p>\n<p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u25a8chmod u&#043;w \/home\/abc.txt<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a8chmod o-x \/home\/abc.txt<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a8chmod a&#061;x \/home\/abc.txt<\/p>\n<p>\u25cf\u4e09\u4f4d8\u8fdb\u5236\u6570\u5b57<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a2\u4f8b\u5982&#xff1a;<\/p>\n<p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u25a8chmod 664 \/home\/abc.txt<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25a8chmod 640 \/home\/abc.txt<\/p>\n<h5>4.2.4.2chown<\/h5>\n<p>\u529f\u80fd&#xff1a;\u4fee\u6539\u6587\u4ef6\u7684\u62e5\u6709\u8005<\/p>\n<p>\u683c\u5f0f&#xff1a;chown [\u53c2\u6570] \u7528\u6237\u540d \u6587\u4ef6\u540d<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>\u25cfchown user1 f1.txt<\/p>\n<p>\u25cfchown -R user1 filegroup1<\/p>\n<h5>4.2.4.3chgrp<\/h5>\n<p>\u529f\u80fd&#xff1a;\u4fee\u6539\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u6240\u5c5e\u7ec4<\/p>\n<p>\u683c\u5f0f&#xff1a;chgrp [\u53c2\u6570] \u7528\u6237\u7ec4\u540d \u6587\u4ef6\u540d<\/p>\n<p>\u5e38\u7528\u9009\u9879&#xff1a;-R \u9012\u5f52\u4fee\u6539\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u6240\u5c5e\u7ec4<\/p>\n<p>\u4f8b\u5982&#xff1a;chgrp users \/abc\/f2<\/p>\n<h5>4.2.4.4umask<\/h5>\n<p>\u529f\u80fd&#xff1a;<\/p>\n<p>\u25cf\u67e5\u770b\u6216\u4fee\u6539\u6587\u4ef6\u63a9\u7801<\/p>\n<p>\u25cf\u65b0\u5efa\u6587\u4ef6\u9ed8\u8ba4\u6743\u9650\u4e3a0666<\/p>\n<p>\u25cf\u65b0\u5efa\u76ee\u5f55\u9ed8\u8ba4\u6743\u9650\u4e3a0777<\/p>\n<p>\u25cf\u4f46\u5b9e\u9645\u4e0a\u521b\u5efa\u7684\u6587\u4ef6\u548c\u76ee\u5f55&#xff0c;\u770b\u5230\u7684\u6743\u9650\u5f80\u5f80\u4e0d\u662f\u4e0a\u9762\u8fd9\u4e2a\u503c\u3002\u539f\u56e0\u5c31\u662f\u521b\u5efa\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u65f6\u5019\u8fd8\u8981\u53d7\u5230umask\u7684\u5f71\u54cd\u3002\u5047\u8bbe\u9ed8\u8ba4\u6743\u9650\u662fmask&#xff0c;\u5219\u5b9e\u9645\u521b\u5efa\u51fa\u6765\u7684\u6743\u9650\u4e3a&#xff1a;mask&amp;&#xff08;~umask&#xff09;<\/p>\n<p>\u683c\u5f0f&#xff1a;umask\u6743\u9650\u503c<\/p>\n<p>\u8bf4\u660e&#xff1a;\u5c06\u73b0\u6709\u7684\u5b58\u53d6\u6743\u9650\u51cf\u53bb\u6743\u9650\u63a9\u7801\u540e&#xff0c;\u5373\u53ef\u4ea7\u751f\u5efa\u7acb\u6587\u4ef6\u65f6\u9884\u8bbe\u6743\u9650\u3002\u8d85\u7ea7\u7528\u6237\u9ed8\u8ba4\u63a9\u7801\u503c\u4e3a0022&#xff0c;\u666e\u901a\u7528\u6237\u9ed8\u8ba4\u4e3a0002\u3002<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>\u25cfumask\u00a0 \u00a0 \u00a0 \u00a0 \/\/\u67e5\u770b<\/p>\n<p>\u25cfumask 044\u00a0 \u00a0 \u00a0 \u00a0 \/\/\u8bbe\u7f6e<\/p>\n<h4>4.2.5file\u6307\u4ee4<\/h4>\n<p>\u529f\u80fd\u8bf4\u660e&#xff1a;\u8fa8\u8bc6\u6587\u4ef6\u7c7b\u578b<\/p>\n<p>\u8bed\u6cd5&#xff1a;file [\u9009\u9879] \u6587\u4ef6\u6216\u76ee\u5f55\u2026<\/p>\n<p>\u5e38\u7528\u9009\u9879&#xff1a;<\/p>\n<p>\u25cf-c&#xff1a;\u8be6\u7ec6\u663e\u793a\u6307\u4ee4\u6267\u884c\u8fc7\u7a0b&#xff0c;\u4fbf\u4e8e\u6392\u9519\u6216\u5206\u6790\u7a0b\u5e8f\u6267\u884c\u7684\u60c5\u5f62\u3002<\/p>\n<p>\u25cf-z&#xff1a;\u5c1d\u8bd5\u53bb\u89e3\u8bfb\u538b\u7f29\u6587\u4ef6\u7684\u5185\u5bb9\u3002<\/p>\n<p>\u4f7f\u7528sudo\u5206\u914d\u6743\u9650<\/p>\n<p>&#xff08;1&#xff09;\u4fee\u6539\/etc\/sudoers\u6587\u4ef6\u5206\u914d\u6587\u4ef6<\/p>\n<p># chmod 740 \/etc\/sudoers<\/p>\n<p># vim \/etc\/sudoers<\/p>\n<p>\u683c\u5f0f&#xff1a;\u63a5\u53d7\u6743\u9650\u7684\u7528\u6237\u767b\u5f55\u7684\u4e3b\u673a&#061;&#xff08;\u6267\u884c\u547d\u4ee4\u7684\u7528\u6237&#xff09;\u547d\u4ee4<\/p>\n<p>&#xff08;2&#xff09;\u4f7f\u7528sudo\u8c03\u7528\u6388\u6743\u7684\u547d\u4ee4<\/p>\n<p>$ sudo -u \u7528\u6237\u540d \u547d\u4ee4<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>$ sudo -u root \/usr\/sbin\/useradd u2<\/p>\n<h4>4.2.6\u76ee\u5f55\u7684\u6743\u9650<\/h4>\n<p>\u25cf\u53ef\u6267\u884c\u6743\u9650&#xff1a;\u82e5\u76ee\u5f55\u6ca1\u6709\u53ef\u6267\u884c\u6743\u9650&#xff0c;\u5219\u65e0\u6cd5cd\u5230\u76ee\u5f55\u4e2d<\/p>\n<p>\u25cf\u53ef\u8bfb\u6743\u9650&#xff1a;\u82e5\u76ee\u5f55\u6ca1\u6709\u53ef\u8bfb\u6743\u9650&#xff0c;\u5219\u65e0\u6cd5\u7528ls\u7b49\u547d\u4ee4\u67e5\u770b\u76ee\u5f55\u4e2d\u7684\u6587\u4ef6\u5185\u5bb9<\/p>\n<p>\u25cf\u53ef\u5199\u6743\u9650&#xff1a;\u82e5\u76ee\u5f55\u6ca1\u6709\u53ef\u5199\u6743\u9650&#xff0c;\u5219\u65e0\u6cd5\u5728\u76ee\u5f55\u4e2d\u521b\u5efa\u6587\u4ef6&#xff0c;\u4e5f\u65e0\u6cd5\u5728\u76ee\u5f55\u4e2d\u5220\u9664\u6587\u4ef6<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4\u53ea\u8981\u7528\u6237\u5177\u6709\u76ee\u5f55\u7684\u5199\u6743\u9650&#xff0c;\u7528\u6237\u5c31\u53ef\u4ee5\u5220\u9664\u76ee\u5f55\u4e2d\u7684\u6587\u4ef6&#xff0c;\u800c\u4e0d\u8bba\u8fd9\u4e2a\u7528\u6237\u662f\u5426\u6709\u8fd9\u4e2a\u6587\u4ef6\u7684\u5199\u6743\u9650\u3002<\/p>\n<p>\u8c8c\u4f3c\u4e0d\u592a\u79d1\u5b66&#xff0c;\u5f20\u4e09\u521b\u5efa\u7684\u6587\u4ef6&#xff0c;\u4e3a\u4ec0\u4e48\u53ef\u4ee5\u88ab\u674e\u56db\u5220\u9664&#xff1f;\u91c7\u7528\u5982\u4e0b\u8fc7\u7a0b\u9a8c\u8bc1<\/p>\n<p>[root&#064;VM-0-6-centos usr]# chmod 0777 \/home<br \/>\n[root&#064;VM-0-6-centos usr]# ls \/home -ld<br \/>\ndrwxrwxrwx. 4 root root 4096 Jul 13 21:40 \/home<br \/>\n[root&#064;VM-0-6-centos usr]# touch \/home\/root.c<br \/>\n[root&#064;VM-0-6-centos usr]# ls -l \/home<br \/>\ntotal 8<br \/>\ndrwx&#8212;&#8212; 2 lighthouse lighthouse 4096 Mar 20 22:53 lighthouse<br \/>\n-rw-r&#8211;r&#8211; 1 root       root          0 Jul 16 00:24 root.c<br \/>\ndrwx&#8212;&#8212; 5 sjx        sjx        4096 Jul 15 20:34 sjx<br \/>\n[root&#064;VM-0-6-centos usr]# su sjx<br \/>\n[sjx&#064;VM-0-6-centos usr]$ rm \/home\/root.c<br \/>\nrm: remove write-protected regular empty file \u2018\/home\/root.c\u2019? y<br \/>\n[sjx&#064;VM-0-6-centos usr]$ ll \/home<br \/>\ntotal 8<br \/>\ndrwx&#8212;&#8212; 2 lighthouse lighthouse 4096 Mar 20 22:53 lighthouse<br \/>\ndrwx&#8212;&#8212; 5 sjx        sjx        4096 Jul 15 20:34 sjx<\/p>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u4e0d\u79d1\u5b66\u7684\u95ee\u9898&#xff0c;Linux\u5f15\u5165\u4e86\u7c98\u6ede\u4f4d\u7684\u6982\u5ff5\u3002<\/p>\n<h4>4.2.7\u7c98\u6ede\u4f4d<\/h4>\n<p>[root&#064;VM-0-6-centos \/]# chmod &#043;t \/home    \/\/\u52a0\u4e0a\u7c98\u6ede\u4f4d<br \/>\n[root&#064;VM-0-6-centos \/]# ls -ld \/home<br \/>\ndrwxrwxrwt. 4 root root 4096 Jul 16 00:25 \/home<br \/>\n[root&#064;VM-0-6-centos \/]# su sjx<br \/>\n[root&#064;VM-0-6-centos \/]# su sjx<br \/>\n[sjx&#064;VM-0-6-centos \/]$ rm \/home\/my.txt    \/\/sjx\u4e0d\u80fd\u5220\u9664\u522b\u4eba\u7684\u6587\u4ef6<br \/>\nrm: remove write-protected regular empty file \u2018\/home\/my.txt\u2019? y<br \/>\nrm: cannot remove \u2018\/home\/my.txt\u2019: Operation not permitted<\/p>\n<p>\u5f53\u4e00\u4e2a\u76ee\u5f55\u88ab\u8bbe\u7f6e\u4f4d\u201c\u7c98\u6ede\u4f4d\u201d&#xff08;\u7528chmod&#043;t&#xff09;&#xff0c;\u5219\u8be5\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u53ea\u80fd\u7531<\/p>\n<p>1.\u8d85\u7ea7\u7ba1\u7406\u5458<\/p>\n<p>2.\u8be5\u76ee\u5f55\u7684\u6240\u6709\u8005\u5220\u9664<\/p>\n<p>3.\u8be5\u6587\u4ef6\u7684\u6240\u6709\u8005\u5220\u9664<\/p>\n<h3>4.3\u5173\u4e8e\u6743\u9650\u7684\u603b\u7ed3<\/h3>\n<p>\u25cf\u76ee\u5f55\u7684\u53ef\u6267\u884c\u6743\u9650\u662f\u8868\u793a\u4f60\u53ef\u5426\u5728\u76ee\u5f55\u4e0b\u6267\u884c\u547d\u4ee4<\/p>\n<p>\u25cf\u82e5\u76ee\u5f55\u6ca1\u6709-x\u6743\u9650&#xff0c;\u5219\u65e0\u6cd5\u5bf9\u76ee\u5f55\u6267\u884c\u4efb\u4f55\u547d\u4ee4&#xff0c;\u751a\u81f3\u65e0\u6cd5cd\u8fdb\u5165\u76ee\u5f55&#xff0c;\u5373\u4f7f\u76ee\u5f55\u4ecd\u7136\u6709-r\u8bfb\u6743\u9650<\/p>\n<p>\u25cf\u800c\u5982\u679c\u76ee\u5f55\u5177\u6709-x\u6743\u9650&#xff0c;\u4f46\u6ca1\u6709-r\u6743\u9650&#xff0c;\u5219\u7528\u6237\u53ef\u4ee5\u6267\u884c\u547d\u4ee4&#xff0c;\u53ef\u4ee5cd\u8fdb\u5165\u76ee\u5f55\u3002\u4f46\u7531\u4e8e\u6ca1\u6709\u76ee\u5f55\u7684\u8bfb\u6743\u9650<\/p>\n<p>\u25cf\u6240\u6709\u5728\u76ee\u5f55\u4e0b&#xff0c;\u5373\u4f7f\u53ef\u4ee5\u6267\u884cls\u547d\u4ee4&#xff0c;\u4f46\u4ecd\u7136\u6ca1\u6709\u6743\u9650\u8bfb\u51fa\u76ee\u5f55\u4e0b\u7684\u6587\u6863<\/p>\n<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#x1f481;\u200d\u2642\ufe0f\u4e2a\u4eba\u4e3b\u9875&#xff1a;\u8fdb\u51fb\u7684\u8346\u68d8 &#x1f447;\u4f5c\u8005\u5176\u5b83\u4e13\u680f&#xff1a; \u300a\u6570\u636e\u7ed3\u6784\u4e0e\u7b97\u6cd5\u300b\u300a\u7b97\u6cd5\u300b\u300aC\u8d77\u59cb\u4e4b\u8def\u300b\u300aLinux\u300b \u76ee\u5f55<br \/>\n1.Linux\u80cc\u666f<br \/>\n2.\u4f7f\u7528XShell\u00a0\u8fdc\u7a0b\u767b\u5f55Linux<br \/>\n3.Linux\u4e0b\u57fa\u672c\u6307\u4ee4<br \/>\n4.Linux\u6743\u9650\u7684\u95ee\u9898 4.Linux\u6743\u9650\u7684\u95ee\u9898<br \/>\n4.1Linux\u4e0b\u7684\u4e24\u79cd\u7528\u6237 \u25cf\u8d85\u7ea7\u7528\u6237&#xff1a;\u53ef\u4ee5\u5728Linux\u7cfb\u7edf\u4e0b\u505a\u4efb\u4f55\u4e8b\u60c5&#xff0c;\u4e0d\u53d7\u9650\u5236 \u25cf\u666e\u901a\u7528\u6237&#xff1a;\u5728Linux\u4e0b\u505a\u6709\u9650<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9748,9099,58,4716,43],"topic":[],"class_list":["post-86461","post","type-post","status-publish","format-standard","hentry","category-server","tag-linux","tag-9099","tag-43"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux\u2014\u2014\u57fa\u7840\u6307\u4ee4\uff08\u4e0b\uff09 - \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\/86461.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linux\u2014\u2014\u57fa\u7840\u6307\u4ee4\uff08\u4e0b\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"&#x1f481;\u200d\u2642\ufe0f\u4e2a\u4eba\u4e3b\u9875&#xff1a;\u8fdb\u51fb\u7684\u8346\u68d8 &#x1f447;\u4f5c\u8005\u5176\u5b83\u4e13\u680f&#xff1a; \u300a\u6570\u636e\u7ed3\u6784\u4e0e\u7b97\u6cd5\u300b\u300a\u7b97\u6cd5\u300b\u300aC\u8d77\u59cb\u4e4b\u8def\u300b\u300aLinux\u300b \u76ee\u5f55 1.Linux\u80cc\u666f 2.\u4f7f\u7528XShell\u00a0\u8fdc\u7a0b\u767b\u5f55Linux 3.Linux\u4e0b\u57fa\u672c\u6307\u4ee4 4.Linux\u6743\u9650\u7684\u95ee\u9898 4.Linux\u6743\u9650\u7684\u95ee\u9898 4.1Linux\u4e0b\u7684\u4e24\u79cd\u7528\u6237 \u25cf\u8d85\u7ea7\u7528\u6237&#xff1a;\u53ef\u4ee5\u5728Linux\u7cfb\u7edf\u4e0b\u505a\u4efb\u4f55\u4e8b\u60c5&#xff0c;\u4e0d\u53d7\u9650\u5236 \u25cf\u666e\u901a\u7528\u6237&#xff1a;\u5728Linux\u4e0b\u505a\u6709\u9650\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/86461.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-28T09:56:55+00:00\" \/>\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=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/86461.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/86461.html\",\"name\":\"Linux\u2014\u2014\u57fa\u7840\u6307\u4ee4\uff08\u4e0b\uff09 - 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