{"id":62977,"date":"2025-04-29T12:34:23","date_gmt":"2025-04-29T04:34:23","guid":{"rendered":"https:\/\/fwq.ai\/blog\/62977\/"},"modified":"2025-04-29T12:34:23","modified_gmt":"2025-04-29T04:34:23","slug":"%e8%a7%a3%e6%9e%90linux%e7%ae%a1%e9%81%93%e7%9a%84%e5%8e%9f%e7%90%86-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/62977\/","title":{"rendered":"\u89e3\u6790Linux\u7ba1\u9053\u7684\u539f\u7406"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/000\/164\/170883506880287.jpg\" class=\"aligncenter\" title=\"\u89e3\u6790Linux\u7ba1\u9053\u7684\u539f\u7406\u63d2\u56fe\" alt=\"\u89e3\u6790Linux\u7ba1\u9053\u7684\u539f\u7406\u63d2\u56fe\" \/><\/p>\n<p>Linux\u7ba1\u9053\u7684\u5de5\u4f5c\u673a\u5236\u89e3\u6790<\/p>\n<p>Linux\u64cd\u4f5c\u7cfb\u7edf\u7684\u5f3a\u5927\u4e4b\u5904\u5728\u4e8e\u5176\u63d0\u4f9b\u4e86\u4e30\u5bcc\u800c\u7075\u6d3b\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u5176\u4e2d\u7ba1\u9053\uff08pipe\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u673a\u5236\u3002\u901a\u8fc7\u7ba1\u9053\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u4f5c\u4e3a\u53e6\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u5165\uff0c\u4ece\u800c\u5b9e\u73b0\u547d\u4ee4\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u9012\u548c\u5904\u7406\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8Linux\u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u3002<\/p>\n<ol>\n<li>\u7ba1\u9053\u7684\u6982\u5ff5<\/li>\n<\/ol>\n<p>\u7ba1\u9053\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6587\u4ef6\uff0c\u5b83\u662f\u4e00\u79cd\u5728\u5185\u5b58\u4e2d\u5b58\u5728\u7684\u4e34\u65f6\u6587\u4ef6\u3002\u5728Linux\u4e2d\uff0c\u7ba1\u9053\u7528\u7b26\u53f7\u201c|\u201d\u8868\u793a\uff0c\u7528\u4e8e\u8fde\u63a5\u4e24\u4e2a\u6216\u591a\u4e2a\u547d\u4ee4\uff0c\u4f7f\u5f97\u524d\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u6210\u4e3a\u540e\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u5165\u3002\u901a\u8fc7\u7ba1\u9053\uff0c\u53ef\u4ee5\u5b9e\u73b0\u547d\u4ee4\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u9012\u548c\u534f\u4f5c\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u4e3a\u7075\u6d3b\u548c\u9ad8\u6548\u7684\u547d\u4ee4\u884c\u64cd\u4f5c\u3002<\/p>\n<ol>\n<li>\u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406<\/li>\n<\/ol>\n<p>\u5f53\u4f7f\u7528\u7ba1\u9053\u8fde\u63a5\u4e24\u4e2a\u547d\u4ee4\u65f6\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u521b\u5efa\u4e00\u4e2a\u4e34\u65f6\u7684\u5185\u5b58\u7f13\u51b2\u533a\uff0c\u7528\u4e8e\u5b58\u50a8\u524d\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u6570\u636e\u3002\u5f53\u524d\u4e00\u4e2a\u547d\u4ee4\u5f00\u59cb\u6267\u884c\u65f6\uff0c\u5b83\u7684\u8f93\u51fa\u4f1a\u88ab\u5199\u5165\u5230\u8fd9\u4e2a\u7f13\u51b2\u533a\u4e2d\uff1b\u800c\u540e\u4e00\u4e2a\u547d\u4ee4\u5219\u4f1a\u4ece\u8fd9\u4e2a\u7f13\u51b2\u533a\u4e2d\u8bfb\u53d6\u6570\u636e\u4f5c\u4e3a\u8f93\u5165\u3002\u8fd9\u6837\uff0c\u901a\u8fc7\u7ba1\u9053\u7684\u8fde\u63a5\uff0c\u5c31\u5b9e\u73b0\u4e86\u4e24\u4e2a\u547d\u4ee4\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u9012\u3002<\/p>\n<ol>\n<li>\u7ba1\u9053\u7684\u793a\u4f8b<\/li>\n<\/ol>\n<p>\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5177\u4f53\u7684\u793a\u4f8b\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u5305\u542b\u4e00\u4e9b\u6570\u5b57\u7684\u6587\u672c\u6587\u4ef6data.txt\uff0c\u6211\u4eec\u60f3\u8981\u8ba1\u7b97\u8fd9\u4e9b\u6570\u5b57\u7684\u603b\u548c\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528cat\u547d\u4ee4\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\uff0c\u5e76\u4f7f\u7528awk\u547d\u4ee4\u5bf9\u6570\u5b57\u8fdb\u884c\u6c42\u548c\uff0c\u4e24\u8005\u901a\u8fc7\u7ba1\u9053\u8fde\u63a5\u8d77\u6765\uff1a<\/p>\n<pre>cat data.txt | awk '{sum += $1} END {print sum}'<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0ccat\u547d\u4ee4\u7528\u4e8e\u5c06data.txt\u6587\u4ef6\u7684\u5185\u5bb9\u8f93\u51fa\u5230\u6807\u51c6\u8f93\u51fa\uff0c\u800cawk\u547d\u4ee4\u5219\u5bf9\u8fd9\u4e9b\u6570\u5b57\u8fdb\u884c\u6c42\u548c\u64cd\u4f5c\u3002\u901a\u8fc7\u7ba1\u9053\u8fde\u63a5\uff0ccat\u7684\u8f93\u51fa\u5373\u4e3aawk\u7684\u8f93\u5165\uff0c\u5b9e\u73b0\u4e86\u6570\u636e\u4f20\u9012\u548c\u8ba1\u7b97\u7684\u8fc7\u7a0b\u3002<\/p>\n<ol>\n<li>\u7ba1\u9053\u7684\u9650\u5236<\/li>\n<\/ol>\n<p>\u867d\u7136\u7ba1\u9053\u5728Linux\u4e2d\u975e\u5e38\u5e38\u7528\u548c\u5f3a\u5927\uff0c\u4f46\u4e5f\u5b58\u5728\u4e00\u4e9b\u9650\u5236\u3002\u5176\u4e2d\u4e00\u4e2a\u9650\u5236\u662f\u7ba1\u9053\u8fde\u63a5\u7684\u547d\u4ee4\u5fc5\u987b\u662f\u987a\u5e8f\u6267\u884c\u7684\uff0c\u800c\u4e0d\u80fd\u5e76\u884c\u6267\u884c\u3002\u53e6\u5916\uff0c\u7ba1\u9053\u7684\u6027\u80fd\u4e5f\u53d7\u5230\u7cfb\u7edf\u5185\u5b58\u548cIO\u6027\u80fd\u7684\u9650\u5236\uff0c\u5f53\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u53ef\u80fd\u4f1a\u51fa\u73b0\u6027\u80fd\u74f6\u9888\u3002<\/p>\n<p>\u603b\u7684\u6765\u8bf4\uff0cLinux\u7ba1\u9053\u662f\u4e00\u79cd\u975e\u5e38\u5b9e\u7528\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u66f4\u597d\u5730\u5229\u7528\u547d\u4ee4\u884c\u73af\u5883\u8fdb\u884c\u6570\u636e\u5904\u7406\u548c\u64cd\u4f5c\u3002\u901a\u8fc7\u672c\u6587\u7684\u89e3\u6790\u548c\u793a\u4f8b\uff0c\u5e0c\u671b\u8bfb\u8005\u80fd\u591f\u6df1\u5165\u4e86\u89e3Linux\u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u5e76\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7075\u6d3b\u8fd0\u7528\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u89e3\u6790Linux\u7ba1\u9053\u7684\u539f\u7406\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux\u7ba1\u9053\u7684\u5de5\u4f5c\u673a\u5236\u89e3\u6790 Linux\u64cd\u4f5c\u7cfb\u7edf\u7684\u5f3a\u5927\u4e4b\u5904\u5728\u4e8e\u5176\u63d0\u4f9b\u4e86\u4e30\u5bcc\u800c\u7075\u6d3b\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u5176\u4e2d\u7ba1\u9053\uff08pipe\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u673a\u5236\u3002\u901a\u8fc7\u7ba1\u9053\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u4f5c\u4e3a\u53e6\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u5165\uff0c\u4ece\u800c\u5b9e\u73b0\u547d\u4ee4\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u9012\u548c\u5904\u7406\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8Linux\u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u3002 \u7ba1\u9053\u7684\u6982\u5ff5 \u7ba1\u9053\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6587\u4ef6\uff0c\u5b83\u662f\u4e00\u79cd\u5728\u5185\u5b58\u4e2d\u5b58\u5728\u7684\u4e34\u65f6\u6587\u4ef6\u3002\u5728Linux\u4e2d\uff0c\u7ba1\u9053\u7528\u7b26\u53f7\u201c|\u201d\u8868\u793a\uff0c\u7528\u4e8e\u8fde\u63a5\u4e24\u4e2a\u6216\u591a\u4e2a\u547d\u4ee4\uff0c\u4f7f\u5f97\u524d\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u6210\u4e3a\u540e\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u5165\u3002\u901a\u8fc7\u7ba1\u9053\uff0c\u53ef\u4ee5\u5b9e\u73b0\u547d\u4ee4\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u9012\u548c\u534f\u4f5c\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u4e3a\u7075\u6d3b\u548c\u9ad8\u6548\u7684\u547d\u4ee4\u884c\u64cd\u4f5c\u3002 \u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406 \u5f53\u4f7f\u7528\u7ba1\u9053\u8fde\u63a5\u4e24\u4e2a\u547d\u4ee4\u65f6\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u521b\u5efa\u4e00\u4e2a\u4e34\u65f6\u7684\u5185\u5b58\u7f13\u51b2\u533a\uff0c\u7528\u4e8e\u5b58\u50a8\u524d\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u6570\u636e\u3002\u5f53\u524d\u4e00\u4e2a\u547d\u4ee4\u5f00\u59cb\u6267\u884c\u65f6\uff0c\u5b83\u7684\u8f93\u51fa\u4f1a\u88ab\u5199\u5165\u5230\u8fd9\u4e2a\u7f13\u51b2\u533a\u4e2d\uff1b\u800c\u540e\u4e00\u4e2a\u547d\u4ee4\u5219\u4f1a\u4ece\u8fd9\u4e2a\u7f13\u51b2\u533a\u4e2d\u8bfb\u53d6\u6570\u636e\u4f5c\u4e3a\u8f93\u5165\u3002\u8fd9\u6837\uff0c\u901a\u8fc7\u7ba1\u9053\u7684\u8fde\u63a5\uff0c\u5c31\u5b9e\u73b0\u4e86\u4e24\u4e2a\u547d\u4ee4\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u9012\u3002 \u7ba1\u9053\u7684\u793a\u4f8b \u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5177\u4f53\u7684\u793a\u4f8b\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u5305\u542b\u4e00\u4e9b\u6570\u5b57\u7684\u6587\u672c\u6587\u4ef6data.txt\uff0c\u6211\u4eec\u60f3\u8981\u8ba1\u7b97\u8fd9\u4e9b\u6570\u5b57\u7684\u603b\u548c\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528cat\u547d\u4ee4\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\uff0c\u5e76\u4f7f\u7528awk\u547d\u4ee4\u5bf9\u6570\u5b57\u8fdb\u884c\u6c42\u548c\uff0c\u4e24\u8005\u901a\u8fc7\u7ba1\u9053\u8fde\u63a5\u8d77\u6765\uff1a cat data.txt | awk &#8216;{sum += $1} END {print sum}&#8217; \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0ccat\u547d\u4ee4\u7528\u4e8e\u5c06data.txt\u6587\u4ef6\u7684\u5185\u5bb9\u8f93\u51fa\u5230\u6807\u51c6\u8f93\u51fa\uff0c\u800cawk\u547d\u4ee4\u5219\u5bf9\u8fd9\u4e9b\u6570\u5b57\u8fdb\u884c\u6c42\u548c\u64cd\u4f5c\u3002\u901a\u8fc7\u7ba1\u9053\u8fde\u63a5\uff0ccat\u7684\u8f93\u51fa\u5373\u4e3aawk\u7684\u8f93\u5165\uff0c\u5b9e\u73b0\u4e86\u6570\u636e\u4f20\u9012\u548c\u8ba1\u7b97\u7684\u8fc7\u7a0b\u3002 \u7ba1\u9053\u7684\u9650\u5236 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