{"id":51971,"date":"2024-12-03T10:56:33","date_gmt":"2024-12-03T02:56:33","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51971\/"},"modified":"2024-12-03T10:56:33","modified_gmt":"2024-12-03T02:56:33","slug":"linux%e4%ba%91%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%9a%84%e6%9f%a5%e6%89%be%e5%91%bd%e4%bb%a4%e6%9c%89%e5%93%aa%e4%ba%9b%e5%8f%8a%e6%80%8e%e4%b9%88%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51971\/","title":{"rendered":"Linux\u4e91\u670d\u52a1\u5668\u7684\u67e5\u627e\u547d\u4ee4\u6709\u54ea\u4e9b\u53ca\u600e\u4e48\u4f7f\u7528"},"content":{"rendered":"

<\/b> <\/p>\n

Linux\u4e91\u670d\u52a1\u5668\u7684\u67e5\u627e\u547d\u4ee4\u6709\u54ea\u4e9b\u53ca\u600e\u4e48\u4f7f\u7528<\/h1>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aLinux\u4e91\u670d\u52a1\u5668\u7684\u67e5\u627e\u547d\u4ee4\u6709\u54ea\u4e9b\u53ca\u600e\u4e48\u4f7f\u7528\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

whereis<\/h4>\n

whereis\u547d\u4ee4\u7528\u6765\u67e5\u627e\u4e8c\u8fdb\u5236\u6587\u4ef6\u3001\u6e90\u4ee3\u7801\u548c\u5e2e\u52a9\u624b\u518c\u3002whereis\u4ec5\u5728\u5e38\u7528\u7684\u51e0\u4e2a\u5b89\u88c5\u76ee\u5f55\u7684\u8303\u56f4\u5185\u67e5\u627e\uff0c\u4e0d\u4f1a\u67e5\u627e\u6574\u4e2a\u7cfb\u7edf\u4e0a\u7684\u6240\u6709\u6587\u4ef6\u3002\u8fd9\u867d\u7136\u662fwhereis\u7684\u5c40\u9650\u6027\uff0c\u4f46\u4e5f\u6b63\u662f\u7531\u4e8e\u8fd9\u4e2a\u539f\u56e0\uff0cwhereis\u7684\u67e5\u627e\u901f\u5ea6\u975e\u5e38\u5feb\u3002\u53e6\u5916\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cwhereis\u4e0d\u4f1a\u67e5\u627e\u90a3\u4e9bshell\u5185\u7f6e\u7684\u547d\u4ee4\u3002<\/p>\n

\u6bd4\u5982\uff0c\u6211\u4eec\u8981\u67e5\u627els\u547d\u4ee4\uff1a<\/p>\n

whereis ls<\/pre>\n
\u7ed3\u679c\u5982\u4e0b\uff0c\u5176\u4e2d\/bin\/ls\u662fls\u7684\u8def\u5f84\uff0c\u53e6\u5916\u4e24\u4e2a\u662f\u5e2e\u52a9\u624b\u518c\u7684\u8def\u5f84\u3002<\/p>\n
ls: \/bin\/ls \/usr\/share\/man\/man1\/ls.1.gz \/usr\/share\/man\/man1p\/ls.1p.gz<\/pre>\n
\u5982\u679c\u6211\u4eec\u628als\u590d\u5236\u5230home\u76ee\u5f55\u548c\/usr\/bin\/ls\u76ee\u5f55\uff0c\u518d\u6b21\u6267\u884cwhereis\u547d\u4ee4\uff1a<\/p>\n
cp \/bin\/ls ~\ncp \/bin\/ls \/usr\/bin\/ls\nwhereis ls<\/pre>\n
\u7ed3\u679c\u5982\u4e0b\uff0c\u53ef\u4ee5\u53d1\u73b0\uff0cwhereis\u5e76\u6ca1\u6709\u67e5\u627ehome\u76ee\u5f55\uff0c\u56e0\u4e3ahome\u76ee\u5f55\u5e76\u4e0d\u662f\u5e38\u7528\u7684\u5b89\u88c5\u76ee\u5f55\u4e4b\u4e00\u3002<\/p>\n
ls: \/bin\/ls \/usr\/bin\/ls \/usr\/share\/man\/man1\/ls.1.gz \/usr\/share\/man\/man1p\/ls.1p.gz<\/pre>\n
\u7528whereis\u67e5\u627ecd\u8fd9\u4e9bshell\u5185\u7f6e\u7684\u547d\u4ee4\uff1a<\/p>\n
whereis cd<\/pre>\n
\u7ed3\u679c\u5982\u4e0b\uff0c\u53ea\u663e\u793a\u4e86\u5e2e\u52a9\u624b\u518c\u7684\u8def\u5f84\u3002<\/p>\n
cd: \/usr\/share\/man\/man1\/cd.1.gz \/usr\/share\/man\/man1p\/cd.1p.gz<\/pre>\n
locate<\/h4>\n
locate\u547d\u4ee4\u662f\u57fa\u4e8e\u6587\u4ef6\u6570\u636e\u5e93\uff08\/var\/lib\/mlocate\/mlocate.db\uff09\u7684\u67e5\u627e\u5de5\u5177\uff0c\u6587\u4ef6\u6570\u636e\u5e93\u662f\u6574\u4e2a\u6587\u4ef6\u7cfb\u7edf\u7684\u4e00\u4e2a\u955c\u50cf\u3002locate\u547d\u4ee4\u7684\u67e5\u627e\u6a21\u5f0f\u9ed8\u8ba4\u662f\u6a21\u7cca\u5339\u914d\u7684\uff0c\u4e5f\u5c31\u662f\u8bf4\u5305\u542b\u6587\u4ef6\u540d\u7684\u6240\u6709\u6587\u4ef6\u90fd\u4f1a\u88ab\u67e5\u627e\u5230\uff0c\u56e0\u6b64\u8fd4\u56de\u7ed3\u679c\u901a\u5e38\u6bd4\u8f83\u591a\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u6587\u4ef6\u6570\u636e\u5e93\u901a\u5e38\u6bcf\u5929\u66f4\u65b0\u4e00\u6b21\uff0c\u56e0\u6b64\u53ef\u80fd\u65e0\u6cd5\u67e5\u627e\u4e00\u4e9b\u521a\u521a\u521b\u5efa\u6216\u5220\u9664\u7684\u6587\u4ef6\u3002\u6211\u4eec\u53ef\u4ee5\u6267\u884cupdatedb\u547d\u4ee4\u624b\u52a8\u66f4\u65b0\u8fd9\u4e2a\u6570\u636e\u5e93\u3002\u7531\u4e8e\u662f\u57fa\u4e8e\u6587\u4ef6\u6570\u636e\u5e93\u800c\u4e0d\u662f\u6587\u4ef6\u7cfb\u7edf\u8fdb\u884c\u67e5\u627e\uff0clocate\u7684\u6267\u884c\u901f\u5ea6\u4e5f\u662f\u76f8\u5f53\u5feb\u7684\u3002<\/p>\n
\u4ecd\u7136\u4ee5ls\u4e3a\u4f8b\u8fdb\u884c\u67e5\u627e\uff1a<\/p>\n
locate ls<\/pre>\n
\u6211\u4eec\u4f1a\u5f97\u5230\u5927\u91cf\u542b\u6709ls\u7684\u7ed3\u679c\u3002\u4e3a\u4e86\u8ba9\u8f93\u51fa\u7ed3\u679c\u66f4\u7cbe\u786e\uff0c\u53ef\u4ee5\u7528-b\u6307\u4ee4\uff0c\u4e5f\u5c31\u662f\u4f7f\u7528\u7cbe\u786e\u5339\u914d\u6a21\u5f0f\u6765\u67e5\u627e\u3002<\/p>\n
locate -b \"\\ls\"<\/pre>\n
\u8fd9\u6837\u8f93\u51fa\u7ed3\u679c\u5c31\u53ea\u5305\u542bls\u547d\u4ee4\u7684\u6240\u5728\u7684\u8def\u5f84\u4e86\u3002<\/p>\n
\/bin\/ls<\/pre>\n
which<\/h4>\n
which\u547d\u4ee4\u7684\u67e5\u627e\u8303\u56f4\u662f\u73af\u5883\u53d8\u91cfPATH\uff0c\u5e76\u4e14\u9ed8\u8ba4\u53ea\u8fd4\u56de\u7b2c\u4e00\u4e2a\u7ed3\u679c\uff0c\u6267\u884c\u901f\u5ea6\u5f88\u5feb\u3002\u5982\u679c\u6211\u4eec\u67e5\u627e\u7684\u662f\u522b\u540d\uff0cwhich\u547d\u4ee4\u4e5f\u4f1a\u5728\u67e5\u627e\u4e4b\u524d\uff0c\u6620\u5c04\u5230\u522b\u540d\u5bf9\u5e94\u7684\u771f\u5b9e\u8def\u5f84\u3002<\/p>\n
\u6bd4\u5982\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3all\u7684\u522b\u540d\uff0c\u67e5\u627e\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n
which ll<\/pre>\n
\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n
alias ll='ls -l --color=auto'\n\/bin\/ls<\/pre>\n
\u5982\u679c\u6211\u4eec\u8981\u663e\u793a\u5168\u90e8\u7ed3\u679c\uff0c\u52a0\u4e0a-a\u6307\u4ee4\u5373\u53ef\u3002<\/p>\n
which -a your_command<\/pre>\n
type<\/h4>\n
type\u547d\u4ee4\u7528\u6765\u663e\u793a\u67d0\u4e2a\u547d\u4ee4\u7684\u7c7b\u578b\uff0c\u6bd4\u5982\u522b\u540d\u3001\u5173\u952e\u8bcd\u3001\u51fd\u6570\u3001\u5185\u7f6e\u547d\u4ee4\u3001\u6587\u4ef6\u7b49\u3002\u548cwhereis\u547d\u4ee4\u4e00\u6837\uff0ctype\u547d\u4ee4\u4e5f\u4ec5\u5728\u5e38\u7528\u7684\u51e0\u4e2a\u5b89\u88c5\u76ee\u5f55\u7684\u8303\u56f4\u5185\u67e5\u627e\u3002<\/p>\n
\u663e\u793acd\u547d\u4ee4\u7684\u7c7b\u578b\uff1a<\/p>\n
type cd\n\ncd is a shell builtin<\/pre>\n
\u663e\u793a\u67d0\u4e2a\u4e8c\u8fdb\u5236\u6587\u4ef6\u7684\u7c7b\u578b\uff1a<\/p>\n
type sudo\n\nsudo is \/usr\/bin\/sudo<\/pre>\n
\u663e\u793a\u522b\u540d\uff1a<\/p>\n
type ls\n\nls is aliased to `ls --color=auto'<\/pre>\n
find<\/h4>\n
\u57285\u79cd\u67e5\u627e\u547d\u4ee4\u4e2d\uff0cfind\u547d\u4ee4\u662f\u529f\u80fd\u6700\u5f3a\u5927\u7684\u547d\u4ee4\uff0c\u4e5f\u662f\u6267\u884c\u901f\u5ea6\u6700\u6162\u7684\u547d\u4ee4\u3002\u548c\u5176\u4ed64\u79cd\u547d\u4ee4\u4e0d\u540c\uff0cfind\u547d\u4ee4\u662f\u57fa\u4e8e\u6587\u4ef6\u7cfb\u7edf\u7684\u67e5\u627e\uff0c\u4e00\u4e2a\u6587\u4ef6\u8282\u70b9\u4e00\u4e2a\u6587\u4ef6\u8282\u70b9\u7684\u67e5\u627e\u3002find\u547d\u4ee4\u751a\u81f3\u53ef\u4ee5\u5bf9\u67e5\u627e\u7684\u7ed3\u679c\u8fdb\u884c\u540e\u7eed\u7684\u64cd\u4f5c\u3002<\/p>\n
find\u547d\u4ee4\u7684\u57fa\u672c\u4f7f\u7528\u65b9\u6cd5\uff1a<\/p>\n
find [path] [option] [action]<\/pre>\n
\u5728home\u76ee\u5f55\u53ca\u5176\u5b50\u76ee\u5f55\u4e2d\uff0c\u67e5\u627e\u6587\u4ef6\u540d\u4e3aaaa\u7684\u6587\u4ef6\uff1a<\/p>\n
find ~ -name 'aaa'<\/pre>\n
\u5728\u6574\u4e2a\u6587\u4ef6\u7cfb\u7edf\u4e2d\uff0c\u67e5\u627e\u4fee\u6539\u65f6\u95f424\u5c0f\u65f6\u5185\u7684\u6587\u4ef6\uff1a<\/p>\n
find \/ -mtime 0<\/pre>\n
\u5728nginx\u7684web\u76ee\u5f55\u53ca\u5176\u5b50\u76ee\u5f55\u4e2d\uff0c\u67e5\u627e\u6240\u5c5e\u7528\u6237\u4e3anginx\u7684\u6587\u4ef6\uff1a<\/p>\n
find \/usr\/share\/nginx\/html\/ -user nginx<\/pre>\n
\u5728\u5f53\u524d\u76ee\u5f55\u4e2d\uff0c\u67e5\u627e\u6743\u9650\u4e3a744\u7684\u6587\u4ef6\uff1a<\/p>\n
find -perm -0744<\/pre>\n
\u5728\u5f53\u524d\u76ee\u5f55\u4e2d\uff0c\u67e5\u627e\u6587\u4ef6\u540d\u4e3aaaa\u7684\u6587\u4ef6\uff0c\u5e76\u663e\u793a\u5176\u8be6\u7ec6\u4fe1\u606f\uff1a<\/p>\n
find -name 'aaa' -exec ls -l {} \\;<\/pre>\n
\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300aLinux\u4e91\u670d\u52a1\u5668\u7684\u67e5\u627e\u547d\u4ee4\u6709\u54ea\u4e9b\u53ca\u600e\u4e48\u4f7f\u7528\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
Linux\u4e91\u670d\u52a1\u5668\u7684\u67e5\u627e\u547d\u4ee4\u6709\u54ea\u4e9b\u53ca\u600e\u4e48\u4f7f\u7528 \u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aLinux\u4e91\u670d\u52a1\u5668\u7684\u67e5\u627e\u547d\u4ee4\u6709\u54ea\u4e9b\u53ca\u600e\u4e48\u4f7f\u7528\u300b\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01 whereis whereis\u547d\u4ee4\u7528\u6765\u67e5\u627e\u4e8c\u8fdb\u5236\u6587\u4ef6\u3001\u6e90\u4ee3\u7801\u548c\u5e2e\u52a9\u624b\u518c\u3002whereis\u4ec5\u5728\u5e38\u7528\u7684\u51e0\u4e2a\u5b89\u88c5\u76ee\u5f55\u7684\u8303\u56f4\u5185\u67e5\u627e\uff0c\u4e0d\u4f1a\u67e5\u627e\u6574\u4e2a\u7cfb\u7edf\u4e0a\u7684\u6240\u6709\u6587\u4ef6\u3002\u8fd9\u867d\u7136\u662fwhereis\u7684\u5c40\u9650\u6027\uff0c\u4f46\u4e5f\u6b63\u662f\u7531\u4e8e\u8fd9\u4e2a\u539f\u56e0\uff0cwhereis\u7684\u67e5\u627e\u901f\u5ea6\u975e\u5e38\u5feb\u3002\u53e6\u5916\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cwhereis\u4e0d\u4f1a\u67e5\u627e\u90a3\u4e9bshell\u5185\u7f6e\u7684\u547d\u4ee4\u3002 \u6bd4\u5982\uff0c\u6211\u4eec\u8981\u67e5\u627els\u547d\u4ee4\uff1a whereis ls \u7ed3\u679c\u5982\u4e0b\uff0c\u5176\u4e2d\/bin\/ls\u662fls\u7684\u8def\u5f84\uff0c\u53e6\u5916\u4e24\u4e2a\u662f\u5e2e\u52a9\u624b\u518c\u7684\u8def\u5f84\u3002 ls: \/bin\/ls \/usr\/share\/man\/man1\/ls.1.gz \/usr\/share\/man\/man1p\/ls.1p.gz \u5982\u679c\u6211\u4eec\u628als\u590d\u5236\u5230home\u76ee\u5f55\u548c\/usr\/bin\/ls\u76ee\u5f55\uff0c\u518d\u6b21\u6267\u884cwhereis\u547d\u4ee4\uff1a cp \/bin\/ls ~ cp \/bin\/ls \/usr\/bin\/ls whereis ls \u7ed3\u679c\u5982\u4e0b\uff0c\u53ef\u4ee5\u53d1\u73b0\uff0cwhereis\u5e76\u6ca1\u6709\u67e5\u627ehome\u76ee\u5f55\uff0c\u56e0\u4e3ahome\u76ee\u5f55\u5e76\u4e0d\u662f\u5e38\u7528\u7684\u5b89\u88c5\u76ee\u5f55\u4e4b\u4e00\u3002 ls: \/bin\/ls \/usr\/bin\/ls \/usr\/share\/man\/man1\/ls.1.gz \/usr\/share\/man\/man1p\/ls.1p.gz \u7528whereis\u67e5\u627ecd\u8fd9\u4e9bshell\u5185\u7f6e\u7684\u547d\u4ee4\uff1a whereis cd \u7ed3\u679c\u5982\u4e0b\uff0c\u53ea\u663e\u793a\u4e86\u5e2e\u52a9\u624b\u518c\u7684\u8def\u5f84\u3002 cd: \/usr\/share\/man\/man1\/cd.1.gz \/usr\/share\/man\/man1p\/cd.1p.gz locate locate\u547d\u4ee4\u662f\u57fa\u4e8e\u6587\u4ef6\u6570\u636e\u5e93\uff08\/var\/lib\/mlocate\/mlocate.db\uff09\u7684\u67e5\u627e\u5de5\u5177\uff0c\u6587\u4ef6\u6570\u636e\u5e93\u662f\u6574\u4e2a\u6587\u4ef6\u7cfb\u7edf\u7684\u4e00\u4e2a\u955c\u50cf\u3002locate\u547d\u4ee4\u7684\u67e5\u627e\u6a21\u5f0f\u9ed8\u8ba4\u662f\u6a21\u7cca\u5339\u914d\u7684\uff0c\u4e5f\u5c31\u662f\u8bf4\u5305\u542b\u6587\u4ef6\u540d\u7684\u6240\u6709\u6587\u4ef6\u90fd\u4f1a\u88ab\u67e5\u627e\u5230\uff0c\u56e0\u6b64\u8fd4\u56de\u7ed3\u679c\u901a\u5e38\u6bd4\u8f83\u591a\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u6587\u4ef6\u6570\u636e\u5e93\u901a\u5e38\u6bcf\u5929\u66f4\u65b0\u4e00\u6b21\uff0c\u56e0\u6b64\u53ef\u80fd\u65e0\u6cd5\u67e5\u627e\u4e00\u4e9b\u521a\u521a\u521b\u5efa\u6216\u5220\u9664\u7684\u6587\u4ef6\u3002\u6211\u4eec\u53ef\u4ee5\u6267\u884cupdatedb\u547d\u4ee4\u624b\u52a8\u66f4\u65b0\u8fd9\u4e2a\u6570\u636e\u5e93\u3002\u7531\u4e8e\u662f\u57fa\u4e8e\u6587\u4ef6\u6570\u636e\u5e93\u800c\u4e0d\u662f\u6587\u4ef6\u7cfb\u7edf\u8fdb\u884c\u67e5\u627e\uff0clocate\u7684\u6267\u884c\u901f\u5ea6\u4e5f\u662f\u76f8\u5f53\u5feb\u7684\u3002 \u4ecd\u7136\u4ee5ls\u4e3a\u4f8b\u8fdb\u884c\u67e5\u627e\uff1a locate ls \u6211\u4eec\u4f1a\u5f97\u5230\u5927\u91cf\u542b\u6709ls\u7684\u7ed3\u679c\u3002\u4e3a\u4e86\u8ba9\u8f93\u51fa\u7ed3\u679c\u66f4\u7cbe\u786e\uff0c\u53ef\u4ee5\u7528-b\u6307\u4ee4\uff0c\u4e5f\u5c31\u662f\u4f7f\u7528\u7cbe\u786e\u5339\u914d\u6a21\u5f0f\u6765\u67e5\u627e\u3002 locate -b “\\ls” \u8fd9\u6837\u8f93\u51fa\u7ed3\u679c\u5c31\u53ea\u5305\u542bls\u547d\u4ee4\u7684\u6240\u5728\u7684\u8def\u5f84\u4e86\u3002 \/bin\/ls which which\u547d\u4ee4\u7684\u67e5\u627e\u8303\u56f4\u662f\u73af\u5883\u53d8\u91cfPATH\uff0c\u5e76\u4e14\u9ed8\u8ba4\u53ea\u8fd4\u56de\u7b2c\u4e00\u4e2a\u7ed3\u679c\uff0c\u6267\u884c\u901f\u5ea6\u5f88\u5feb\u3002\u5982\u679c\u6211\u4eec\u67e5\u627e\u7684\u662f\u522b\u540d\uff0cwhich\u547d\u4ee4\u4e5f\u4f1a\u5728\u67e5\u627e\u4e4b\u524d\uff0c\u6620\u5c04\u5230\u522b\u540d\u5bf9\u5e94\u7684\u771f\u5b9e\u8def\u5f84\u3002 \u6bd4\u5982\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3all\u7684\u522b\u540d\uff0c\u67e5\u627e\u547d\u4ee4\u5982\u4e0b\uff1a which ll \u7ed3\u679c\u5982\u4e0b\uff1a alias ll=’ls -l –color=auto’ \/bin\/ls \u5982\u679c\u6211\u4eec\u8981\u663e\u793a\u5168\u90e8\u7ed3\u679c\uff0c\u52a0\u4e0a-a\u6307\u4ee4\u5373\u53ef\u3002 which -a your_command type type\u547d\u4ee4\u7528\u6765\u663e\u793a\u67d0\u4e2a\u547d\u4ee4\u7684\u7c7b\u578b\uff0c\u6bd4\u5982\u522b\u540d\u3001\u5173\u952e\u8bcd\u3001\u51fd\u6570\u3001\u5185\u7f6e\u547d\u4ee4\u3001\u6587\u4ef6\u7b49\u3002\u548cwhereis\u547d\u4ee4\u4e00\u6837\uff0ctype\u547d\u4ee4\u4e5f\u4ec5\u5728\u5e38\u7528\u7684\u51e0\u4e2a\u5b89\u88c5\u76ee\u5f55\u7684\u8303\u56f4\u5185\u67e5\u627e\u3002 \u663e\u793acd\u547d\u4ee4\u7684\u7c7b\u578b\uff1a type cd cd is a shell builtin \u663e\u793a\u67d0\u4e2a\u4e8c\u8fdb\u5236\u6587\u4ef6\u7684\u7c7b\u578b\uff1a type sudo sudo is \/usr\/bin\/sudo \u663e\u793a\u522b\u540d\uff1a type ls ls is aliased to `ls –color=auto’ find \u57285\u79cd\u67e5\u627e\u547d\u4ee4\u4e2d\uff0cfind\u547d\u4ee4\u662f\u529f\u80fd\u6700\u5f3a\u5927\u7684\u547d\u4ee4\uff0c\u4e5f\u662f\u6267\u884c\u901f\u5ea6\u6700\u6162\u7684\u547d\u4ee4\u3002\u548c\u5176\u4ed64\u79cd\u547d\u4ee4\u4e0d\u540c\uff0cfind\u547d\u4ee4\u662f\u57fa\u4e8e\u6587\u4ef6\u7cfb\u7edf\u7684\u67e5\u627e\uff0c\u4e00\u4e2a\u6587\u4ef6\u8282\u70b9\u4e00\u4e2a\u6587\u4ef6\u8282\u70b9\u7684\u67e5\u627e\u3002find\u547d\u4ee4\u751a\u81f3\u53ef\u4ee5\u5bf9\u67e5\u627e\u7684\u7ed3\u679c\u8fdb\u884c\u540e\u7eed\u7684\u64cd\u4f5c\u3002 find\u547d\u4ee4\u7684\u57fa\u672c\u4f7f\u7528\u65b9\u6cd5\uff1a find [path] [option] [action] \u5728home\u76ee\u5f55\u53ca\u5176\u5b50\u76ee\u5f55\u4e2d\uff0c\u67e5\u627e\u6587\u4ef6\u540d\u4e3aaaa\u7684\u6587\u4ef6\uff1a find ~ -name ‘aaa’ \u5728\u6574\u4e2a\u6587\u4ef6\u7cfb\u7edf\u4e2d\uff0c\u67e5\u627e\u4fee\u6539\u65f6\u95f424\u5c0f\u65f6\u5185\u7684\u6587\u4ef6\uff1a find \/ -mtime 0 \u5728nginx\u7684web\u76ee\u5f55\u53ca\u5176\u5b50\u76ee\u5f55\u4e2d\uff0c\u67e5\u627e\u6240\u5c5e\u7528\u6237\u4e3anginx\u7684\u6587\u4ef6\uff1a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-51971","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51971","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=51971"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51971\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=51971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=51971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=51971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}