{"id":45520,"date":"2025-07-30T00:15:49","date_gmt":"2025-07-29T16:15:49","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/45520.html"},"modified":"2025-07-30T00:15:49","modified_gmt":"2025-07-29T16:15:49","slug":"rh124-%e5%88%9b%e5%bb%ba%e3%80%81%e6%9f%a5%e7%9c%8b%e5%92%8c%e7%bc%96%e8%be%91%e6%96%87%e6%9c%ac%e6%96%87%e4%bb%b6%e7%9f%a5%e8%af%86%e7%82%b9","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/45520.html","title":{"rendered":"RH124 \u521b\u5efa\u3001\u67e5\u770b\u548c\u7f16\u8f91\u6587\u672c\u6587\u4ef6\u77e5\u8bc6\u70b9"},"content":{"rendered":"

1.\u600e\u4e48\u7406\u89e3 I\/O \u91cd\u5b9a\u5411？<\/h2>\n

\u7b54：I\/O \u91cd\u5b9a\u5411\u662f\u901a\u8fc7\u7279\u5b9a\u7684\u7b26\u53f7\u6216\u547d\u4ee4，\u6539\u53d8\u8fd9\u4e9b\u9ed8\u8ba4 I\/O \u6d41\u7684\u65b9\u5411，\u8ba9\u8f93\u5165\u6765\u81ea\u6587\u4ef6\u3001\u8f93\u51fa\u5199\u5165\u6587\u4ef6，\u6216\u5728\u7a0b\u5e8f\u4e4b\u95f4\u4f20\u9012\u6570\u636e，\u4ece\u800c\u63a7\u5236\u7a0b\u5e8f\u7684\u8f93\u5165\u6765\u6e90\u548c\u8f93\u51fa\u53bb\u5411\u3002<\/p>\n

2.\/dev\/null \u662f\u4ec0\u4e48，\u6709\u4ec0\u4e48\u7528\u9014？<\/h2>\n

\u7b54：\/dev\/null \u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u8bbe\u5907\u6587\u4ef6，\u5e38\u88ab\u79f0\u4e3a\u201c\u9ed1\u6d1e\u201d,\u4efb\u4f55\u5199\u5165\u5b83\u7684\u6570\u636e\u90fd\u4f1a\u88ab\u76f4\u63a5\u4e22\u5f03（\u4e0d\u4fdd\u5b58）,\u7528\u6765\u4e22\u5f03\u6211\u4eec\u4e0d\u8981\u7684\u6570\u636e\u3002<\/p>\n

3.\u89e3\u91ca\u4e0b\u5217\u547d\u4ee4\u7684\u7ed3\u679c：&> \/dev\/null \u30012>> file<\/h2>\n

\u7b54：&> \/dev\/null:\u5c06\u6807\u51c6\u8f93\u51fa\u548c\u9519\u8bef\u90fd\u4e22\u5f03<\/p>\n

2>> file:\u5c06\u6807\u51c6\u9519\u8bef\u91cd\u5b9a\u5411\u9644\u52a0\u5230\u6587\u4ef6file,\u4e14\u4fdd\u7559\u539f\u6765\u7684\u5185\u5bb9\u3002<\/p>\n

4.\u600e\u4e48\u7406\u89e3\u7ba1\u9053？\u7ba1\u9053\u548c\u91cd\u5b9a\u5411\u6709\u4ec0\u4e48\u533a\u522b？<\/h2>\n

\u7b54：\u7ba1\u9053：\u5c06\u7ba1\u9053\u524d\u7684\u7a0b\u5e8f\u7684\u8f93\u51fa\u4f5c\u4e3a\u7ba1\u9053\u540e\u9762\u4e2a\u7a0b\u5e8f\u7684\u8f93\u5165，\u53ea\u80fd\u5904\u7406\u6807\u51c6\u8f93\u51fa<\/p>\n

\u91cd\u5b9a\u5411：\u7528\u4e8e\u6539\u53d8\u6570\u636e\u7684\u9ed8\u8ba4\u6d41\u5411（\u5982\u4fdd\u5b58\u5230\u6587\u4ef6\u3001\u4e22\u5f03\u65e0\u7528\u4fe1\u606f），\u53ef\u5904\u7406\u6807\u51c6\u8f93\u5165，\u8f93\u51fa\u53ca\u6807\u51c6\u9519\u8bef\u3002<\/p>\n

5.\u5728\u4ec0\u4e48\u60c5\u51b5\u4e0b\u9700\u8981\u4f7f\u7528 tee \u547d\u4ee4？\u4e3e\u4f8b\u8bf4\u660e\u5982\u4f55\u4f7f\u7528\u3002<\/h2>\n

\u7b54：tee\u547d\u4ee4\u7684\u529f\u80fd\u662f\u4ee5\u6811\u72b6\u5206\u6d41\u8f93\u51fa，\u5f53\u6211\u4eec\u9700\u8981\u65e2\u5b9e\u65f6\u67e5\u770b\u547d\u4ee4\u8f93\u51fa，\u53c8\u5c06\u8f93\u51fa\u4fdd\u5b58\u5230\u6587\u4ef6\u65f6\u9009\u62e9tee\u547d\u4ee4\u3002<\/p>\n

\u5229\u7528\u7ba1\u9053\u4f7f\u7528\u5982ls -l | tee file_list.txt<\/p>\n

6.vim \u662f\u4ec0\u4e48？vim \u548c vi \u6709\u4ec0\u4e48\u5173\u7cfb？<\/h2>\n

\u7b54：vim\u662fvi\u7684\u589e\u5f3a\u7248，\u5b8c\u5168\u517c\u5bb9\u4e86vi\u7684\u64cd\u4f5c\u65b9\u5f0f，\u7ee7\u627f\u4e86vi\u7684\u6838\u5fc3\u529f\u80fd,\u540c\u65f6\u589e\u52a0\u4e86\u5927\u91cf\u65b0\u7279\u6027\u3002<\/p>\n

vi\u662fUnix\u7cfb\u7edf\u4e2d\u6700\u65e9\u671f\u7684\u6587\u672c\u7f16\u8f91\u5668\u4e4b\u4e00\u529f\u80fd\u76f8\u5bf9\u57fa\u7840<\/p>\n

7.vim \u91cc\u6709\u51e0\u79cd\u8fd0\u884c\u6a21\u5f0f，\u5206\u522b\u8bf4\u660e\u6bcf\u79cd\u6a21\u5f0f\u4e0b\u7684\u7b80\u5355\u64cd\u4f5c\u3002<\/h2>\n

\u7b54：\u6309i\u8fdb\u5165\u63d2\u5165\u6a21\u5f0f\u53ef\u4fee\u6539\u5185\u5bb9，u\u952e\u53ef\u64a4\u9500\u6700\u8fd1\u7684\u7f16\u8f91，x\u952e\u53ef\u5220\u9664\u5355\u4e2a\u5b57\u7b26<\/p>\n

\u6309v\u8fdb\u5165\u53ef\u89c6\u6a21\u5f0f<\/p>\n

\u6309：\u8fdb\u5165\u6267\u884c\u547d\u4ee4\u6a21\u5f0f，\u5982wq，w，!q，x<\/p>\n

8.shell \u4f1a\u8bdd\u662f\u4ec0\u4e48？\u4e00\u4e2a\u7528\u6237\u53ef\u4ee5\u542f\u52a8\u591a\u4e2a shell \u4f1a\u8bdd\u5417？<\/h2>\n

\u7b54：shell\u662f\u7528\u6237\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u4ea4\u4e92\u7684\u547d\u4ee4\u884c\u63a5\u53e3，hell\u4f1a\u8bdd\u6307\u7684\u662f\u7528\u6237\u901a\u8fc7shell\u4e0e\u7cfb\u7edf\u5efa\u7acb\u7684\u4e00\u6b21\u4ea4\u4e92\u5f0f\u8fde\u63a5\u8fc7\u7a0b\u3002\u4e00\u4e2a\u7528\u6237\u53ef\u4ee5\u542f\u52a8\u591a\u4e2ashell\u4f1a\u8bdd\u3002<\/p>\n

9.\u8bf4\u660e shell \u53d8\u91cf（\u6216 bash \u53d8\u91cf）\u548c\u73af\u5883\u53d8\u91cf\u7684\u533a\u522b\u3002<\/h2>\n

\u7b54：Shell\u53d8\u91cf\u662f \u201c\u5c40\u90e8\u7684\u201d，\u4ec5\u670d\u52a1\u4e8e\u5f53\u524d Shell \u4f1a\u8bdd，\u7528\u4e8e\u4e34\u65f6\u5b58\u50a8\u6570\u636e\u3002<\/p>\n

\u73af\u5883\u53d8\u91cf\u662f\u201c\u5168\u5c40\u7684\u201d，\u53ef\u88ab\u5f53\u524d Shell \u53ca\u5176\u6240\u6709\u5b50\u8fdb\u7a0b\u7ee7\u627f，\u7528\u4e8e\u4f20\u9012\u7cfb\u7edf\u914d\u7f6e\u6216\u8de8\u8fdb\u7a0b\u5171\u4eab\u4fe1\u606f\u3002<\/p>\n

10.PATH \u73af\u5883\u53d8\u91cf\u6709\u4ec0\u4e48\u91cd\u8981\u4f5c\u7528？<\/h2>\n

\u7b54：PATH\u00a0\u662f Shell \u4e2d\u6700\u6838\u5fc3\u7684\u73af\u5883\u53d8\u91cf\u4e4b\u4e00，\u5b83\u7684\u6838\u5fc3\u4f5c\u7528\u662f\u544a\u8bc9\u7cfb\u7edf \u201c\u53bb\u54ea\u91cc\u67e5\u627e\u53ef\u6267\u884c\u7a0b\u5e8f\u201d，\u76f4\u63a5\u5f71\u54cd\u547d\u4ee4\u80fd\u5426\u88ab\u6b63\u786e\u6267\u884c\u3002\u6bd4\u5982\u5f53\u4f60\u5728\u547d\u4ee4\u884c\u8f93\u5165\u4e00\u4e2a\u547d\u4ee4（\u5982ls\u3001python\u3001gcc\u7b49）\u65f6，\u7cfb\u7edf\u5e76\u4e0d\u4f1a\u9ed8\u8ba4\u641c\u7d22\u6240\u6709\u76ee\u5f55，\u800c\u662f\u53ea\u5728PATH\u53d8\u91cf\u6307\u5b9a\u7684\u76ee\u5f55\u5217\u8868\u4e2d\u67e5\u627e\u5bf9\u5e94\u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/p>\n

11.\u5206\u522b\u5728\/etc\/profile\u3001~\/.bash_profile \u548c ~\/.bashrc \u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u65f6\u6709\u4ec0\u4e48\u533a\u522b？<\/h2>\n

\u7b54：\/etc\/profile:\u5168\u5c40\u751f\u6548，\u5bf9\u7cfb\u7edf\u4e2d\u6240\u6709\u7528\u6237\u90fd\u6709\u6548，\u5305\u62ec root \u548c\u666e\u901a\u7528\u6237\u3002<\/p>\n

~\/.bash_profile:\u4ec5\u5bf9\u5f53\u524d\u7528\u6237\u751f\u6548，\u662f\u7528\u6237\u7ea7\u522b\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n

~\/.bashrc:\u4ec5\u5bf9\u5f53\u524d\u7528\u6237\u751f\u6548，\u4e5f\u662f\u7528\u6237\u7ea7\u522b\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb99\u6b21\u3002\u6458\u8981\uff1a\u672c\u6587\u4ecb\u7ecd\u4e86Linux\u7cfb\u7edfI\/O\u91cd\u5b9a\u5411\u3001\u7ba1\u9053\u3001vim\u7f16\u8f91\u5668\u7b49\u57fa\u7840\u77e5\u8bc6\u3002I\/O\u91cd\u5b9a\u5411\u901a\u8fc7\u7b26\u53f7\u6539\u53d8\u6570\u636e\u6d41\u5411\uff0c\/dev\/null\u7528\u4e8e\u4e22\u5f03\u6570\u636e\u3002\u7ba1\u9053\u8fde\u63a5\u7a0b\u5e8f\u8f93\u5165\u8f93\u51fa\uff0ctee\u547d\u4ee4\u53ef\u5206\u6d41\u8f93\u51fa\u3002vim\u662fvi\u7684\u589e\u5f3a\u7248\uff0c\u5177\u6709\u591a\u79cd\u7f16\u8f91\u6a21\u5f0f\u3002Shell\u4f1a\u8bdd\u662f\u7528\u6237\u4e0e\u7cfb\u7edf\u7684\u4ea4\u4e92\u8fde\u63a5\uff0c\u652f\u6301\u591a\u4f1a\u8bdd\u3002Shell\u53d8\u91cf\u662f\u5c40\u90e8\u7684\uff0c\u73af\u5883\u53d8\u91cf\u662f\u5168\u5c40\u7684\uff0cPATH\u53d8\u91cf\u51b3\u5b9a\u547d\u4ee4\u67e5\u627e\u8def\u5f84\u3002\u73af\u5883\u53d8\u91cf\u53ef\u5728\u4e0d\u540c\u914d\u7f6e\u6587\u4ef6\u8bbe\u7f6e\uff0c\/etc\/profile\u5168\u5c40\u6709\u6548\uff0c~\/.bash_profile\u548c~\/.bashrc\u4ec5\u5bf9\u5f53\u524d\u7528\u6237\u751f\u6548\u3002<\/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":[58,43,44],"topic":[],"class_list":["post-45520","post","type-post","status-publish","format-standard","hentry","category-server","tag-linux","tag-43","tag-44"],"yoast_head":"\nRH124 \u521b\u5efa\u3001\u67e5\u770b\u548c\u7f16\u8f91\u6587\u672c\u6587\u4ef6\u77e5\u8bc6\u70b9 - 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