{"id":56839,"date":"2024-10-10T14:53:54","date_gmt":"2024-10-10T06:53:54","guid":{"rendered":"https:\/\/server.hk\/cnblog\/56839\/"},"modified":"2024-10-10T14:53:55","modified_gmt":"2024-10-10T06:53:55","slug":"%e4%bf%ae%e5%be%a9-linux-%e9%8c%af%e8%aa%a4-%e5%8f%83%e6%95%b8%e5%88%97%e8%a1%a8%e9%81%8e%e9%95%b7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/56839\/","title":{"rendered":"\u4fee\u5fa9 Linux \u932f\u8aa4 &#8211; \u53c3\u6578\u5217\u8868\u904e\u9577"},"content":{"rendered":"<h1 id=\"%e4%bf%ae%e5%be%a9-linux-%e9%8c%af%e8%aa%a4-%e5%8f%83%e6%95%b8%e5%88%97%e8%a1%a8%e9%81%8e%e9%95%b7-uRvjGbSESR\">\u4fee\u5fa9 Linux \u932f\u8aa4 &#8211; \u53c3\u6578\u5217\u8868\u904e\u9577<\/h1>\n<p>\u5728\u4f7f\u7528 Linux \u7cfb\u7d71\u6642\uff0c\u4f7f\u7528\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u300c\u53c3\u6578\u5217\u8868\u904e\u9577\u300d\u7684\u932f\u8aa4\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u57f7\u884c\u547d\u4ee4\u6642\uff0c\u7576\u50b3\u905e\u7d66\u547d\u4ee4\u7684\u53c3\u6578\u6578\u91cf\u8d85\u904e\u7cfb\u7d71\u7684\u9650\u5236\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u9019\u500b\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e3%80%8c%e5%8f%83%e6%95%b8%e5%88%97%e8%a1%a8%e9%81%8e%e9%95%b7%e3%80%8d%e9%8c%af%e8%aa%a4%ef%bc%9f-uRvjGbSESR\">\u4ec0\u9ebc\u662f\u300c\u53c3\u6578\u5217\u8868\u904e\u9577\u300d\u932f\u8aa4\uff1f<\/h2>\n<p>\u300c\u53c3\u6578\u5217\u8868\u904e\u9577\u300d\u7684\u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u547d\u4ee4\u884c\u53c3\u6578\u7684\u7e3d\u9577\u5ea6\u8d85\u904e\u4e86\u7cfb\u7d71\u8a2d\u5b9a\u7684\u9650\u5236\u3002\u6bcf\u500b Linux \u7cfb\u7d71\u90fd\u6709\u4e00\u500b\u6700\u5927\u53c3\u6578\u9577\u5ea6\uff0c\u9019\u500b\u9650\u5236\u901a\u5e38\u7531\u5167\u6838\u53c3\u6578 <code>ARG_MAX<\/code> \u6c7a\u5b9a\u3002\u7576\u4f7f\u7528\u8005\u5617\u8a66\u57f7\u884c\u4e00\u500b\u547d\u4ee4\uff0c\u4e26\u4e14\u50b3\u905e\u7684\u53c3\u6578\u8d85\u904e\u9019\u500b\u9650\u5236\u6642\uff0c\u7cfb\u7d71\u5c31\u6703\u8fd4\u56de\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-uRvjGbSESR\">\u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>\u9019\u500b\u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u662f\u547d\u4ee4\u884c\u53c3\u6578\u7684\u6578\u91cf\u6216\u7e3d\u9577\u5ea6\u904e\u591a\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u5927\u91cf\u6587\u4ef6\u64cd\u4f5c\uff1a<\/strong>\u7576\u4f7f\u7528\u8005\u5617\u8a66\u4e00\u6b21\u6027\u8655\u7406\u5927\u91cf\u6587\u4ef6\u6642\uff0c\u4f8b\u5982\u4f7f\u7528 <code>rm<\/code> \u6216 <code>cp<\/code> \u547d\u4ee4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u53c3\u6578\u5217\u8868\u904e\u9577\u3002<\/li>\n<li><strong>\u74b0\u5883\u8b8a\u91cf\u904e\u9577\uff1a<\/strong>\u67d0\u4e9b\u61c9\u7528\u7a0b\u5e8f\u53ef\u80fd\u6703\u5c07\u5927\u91cf\u6578\u64da\u5b58\u5132\u5728\u74b0\u5883\u8b8a\u91cf\u4e2d\uff0c\u9019\u4e5f\u53ef\u80fd\u5c0e\u81f4\u53c3\u6578\u5217\u8868\u904e\u9577\u3002<\/li>\n<li><strong>\u4f7f\u7528\u901a\u914d\u7b26\uff1a<\/strong>\u5728\u4f7f\u7528\u901a\u914d\u7b26\uff08\u5982 <code>*<\/code>\uff09\u6642\uff0c\u5982\u679c\u5339\u914d\u7684\u6587\u4ef6\u6578\u91cf\u904e\u591a\uff0c\u4e5f\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5-arg_max-%e7%9a%84%e5%80%bc-uRvjGbSESR\">\u5982\u4f55\u6aa2\u67e5 ARG_MAX \u7684\u503c<\/h2>\n<p>\u8981\u6aa2\u67e5\u7cfb\u7d71\u7684 <code>ARG_MAX<\/code> \u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>getconf ARG_MAX<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u7cfb\u7d71\u5141\u8a31\u7684\u6700\u5927\u53c3\u6578\u9577\u5ea6\uff0c\u901a\u5e38\u5728 128KB \u5230 2MB \u4e4b\u9593\uff0c\u5177\u9ad4\u53d6\u6c7a\u65bc\u7cfb\u7d71\u914d\u7f6e\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-uRvjGbSESR\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u7576\u9047\u5230\u300c\u53c3\u6578\u5217\u8868\u904e\u9577\u300d\u7684\u932f\u8aa4\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-xargs-uRvjGbSESR\">1. \u4f7f\u7528 xargs<\/h3>\n<p>\u4f7f\u7528 <code>xargs<\/code> \u547d\u4ee4\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u53c3\u6578\u5217\u8868\u904e\u9577\u7684\u554f\u984c\u3002<code>xargs<\/code> \u53ef\u4ee5\u5c07\u6a19\u6e96\u8f38\u5165\u8f49\u63db\u70ba\u547d\u4ee4\u884c\u53c3\u6578\uff0c\u5f9e\u800c\u907f\u514d\u8d85\u904e\u9650\u5236\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>find . -name \"*.txt\" | xargs rm<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u67e5\u627e\u7576\u524d\u76ee\u9304\u4e0b\u6240\u6709\u7684 <code>.txt<\/code> \u6587\u4ef6\uff0c\u4e26\u5c07\u5b83\u5011\u50b3\u905e\u7d66 <code>rm<\/code> \u547d\u4ee4\u9032\u884c\u522a\u9664\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e5%be%aa%e7%92%b0-uRvjGbSESR\">2. \u4f7f\u7528\u5faa\u74b0<\/h3>\n<p>\u5982\u679c\u4e0d\u60f3\u4f7f\u7528 <code>xargs<\/code>\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5faa\u74b0\u4f86\u9010\u500b\u8655\u7406\u6587\u4ef6\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>for file in *.txt; do\n    rm \"$file\"\ndone<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u4e00\u6b21\u6027\u50b3\u905e\u904e\u591a\u7684\u53c3\u6578\u3002<\/p>\n<h3 id=\"3-%e5%a2%9e%e5%8a%a0-arg_max-%e7%9a%84%e5%80%bc-uRvjGbSESR\">3. \u589e\u52a0 ARG_MAX \u7684\u503c<\/h3>\n<p>\u96d6\u7136\u4e0d\u5efa\u8b70\u9019\u6a23\u505a\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u901a\u904e\u91cd\u65b0\u7de8\u8b6f\u5167\u6838\u4f86\u589e\u52a0 <code>ARG_MAX<\/code> \u7684\u503c\u3002\u7136\u800c\uff0c\u9019\u9700\u8981\u8f03\u9ad8\u7684\u6280\u8853\u6c34\u5e73\uff0c\u4e26\u4e14\u53ef\u80fd\u6703\u5f71\u97ff\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-uRvjGbSESR\">\u7e3d\u7d50<\/h2>\n<p>\u300c\u53c3\u6578\u5217\u8868\u904e\u9577\u300d\u7684\u932f\u8aa4\u5728 Linux \u7cfb\u7d71\u4e2d\u662f\u5e38\u898b\u7684\u554f\u984c\uff0c\u4e3b\u8981\u662f\u7531\u65bc\u547d\u4ee4\u884c\u53c3\u6578\u8d85\u904e\u4e86\u7cfb\u7d71\u7684\u9650\u5236\u3002\u901a\u904e\u4f7f\u7528 <code>xargs<\/code>\u3001\u5faa\u74b0\u8655\u7406\u6587\u4ef6\u6216\u6aa2\u67e5 <code>ARG_MAX<\/code> \u7684\u503c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u500b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u6587\u4ef6\u7684\u4f7f\u7528\u8005\uff0c\u4e86\u89e3\u9019\u4e9b\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u500b\u4eba\u4f7f\u7528\u9084\u662f\u5546\u696d\u9700\u6c42\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9 Linux \u932f\u8aa4\uff1a\u53c3\u6578\u5217\u8868\u904e\u9577\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u6709\u6548\u8655\u7406\u547d\u4ee4\u884c\u53c3\u6578\u9650\u5236\u554f\u984c\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-56839","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/56839","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=56839"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/56839\/revisions"}],"predecessor-version":[{"id":56840,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/56839\/revisions\/56840"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=56839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=56839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=56839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}