{"id":30283,"date":"2026-02-22T08:00:29","date_gmt":"2026-02-22T00:00:29","guid":{"rendered":"https:\/\/www.varidata.com\/?p=30283"},"modified":"2026-02-20T16:40:22","modified_gmt":"2026-02-20T08:40:22","slug":"linux-filesystem-structure-troubleshooting","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/linux-filesystem-structure-troubleshooting\/","title":{"rendered":"Linux\u6a94\u6848\u7cfb\u7d71\u7d50\u69cb\u8207\u6545\u969c\u6392\u67e5"},"content":{"rendered":"\n<p>\u7576\u4f60\u79df\u7528\u4e00\u53f0\u4f3a\u670d\u5668\u79df\u7528\u4e26\u6253\u958b Shell \u6642\uff0c\u9996\u5148\u9762\u5c0d\u7684\u5c31\u662f Linux \u6a94\u6848\u7cfb\u7d71\u3002\u5b83\u4e0d\u50c5\u50c5\u662f\u4e00\u500b\u6578\u64da\u593e\u968e\u5c64\u2014\u2014\u5b83\u662f\u6578\u64da\u5b8c\u6574\u6027\u3001\u6548\u80fd\u548c\u5b89\u5168\u7684\u57fa\u77f3\u3002\u7121\u8ad6\u4f60\u7ba1\u7406\u7684\u662f\u4f3a\u670d\u5668\u8a17\u7ba1\uff0c\u7406\u89e3<a href=\"https:\/\/www.varidata.com\/zh-tw\/blog-en\/windows-vs-linux-server-concurrency-differences\/\" target=\"_blank\">Linux\u6a94\u6848\u7cfb\u7d71<\/a>\u5728\u7cfb\u7d71\u547c\u53eb\u5c64\u9762\u7684\u539f\u7406\uff0c\u80fd\u5e6b\u52a9\u4f60\u8a3a\u65b7\u70ba\u4ec0\u9ebc\u522a\u9664\u6a94\u6848\u5f8c\u78c1\u789f\u4ecd\u7136\u986f\u793a\u5df2\u6eff\uff0c\u6216\u8005\u70ba\u4ec0\u9ebc Web \u4f3a\u670d\u5668\u8fd4\u56de 403 \u932f\u8aa4\u3002\u672c\u6307\u5357\u6452\u68c4\u83ef\u800c\u4e0d\u5be6\uff0c\u76f4\u64ca inode\u3001\u76ee\u9304\u7d50\u69cb\u4ee5\u53ca\u5728<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/los-angeles\/\" target=\"_blank\">\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883<\/a>\u4e2d\u7d93\u904e\u5be6\u6230\u6aa2\u9a57\u7684\u6545\u969c\u6392\u67e5\u65b9\u6cd5\u3002<\/p>\n<h2><strong>1. \u6839\u76ee\u9304\u968e\u5c64\uff1a\u4f3a\u670d\u5668\u79df\u7528\u4e2d\u9700\u8981\u95dc\u6ce8\u7684\u76ee\u9304<\/strong><\/h2>\n<p>\u6a94\u6848\u7cfb\u7d71\u968e\u5c64\u6a19\u6e96\uff08FHS\uff09\u5b9a\u7fa9\u4e86\u6240\u6709\u5167\u5bb9\u7684\u5b58\u653e\u4f4d\u7f6e\u3002\u5c0d\u65bc\u4f3a\u670d\u5668\u79df\u7528\uff0c\u67d0\u4e9b\u76ee\u9304\u9700\u8981\u7279\u5225\u95dc\u6ce8\uff0c\u56e0\u70ba\u5b83\u5011\u53ef\u80fd\u6703\u88ab\u586b\u6eff\u6216\u6210\u70ba\u5b89\u5168\u6f0f\u6d1e\u3002<\/p>\n<ul>\n<li><strong>\/<\/strong> \u2013 \u6839\u76ee\u9304\u3002\u5982\u679c\u6839\u76ee\u9304\u6eff\u4e86\uff0c\u7cfb\u7d71\u5c07\u8b8a\u5f97\u4e0d\u7a69\u5b9a\u3002\u52d9\u5fc5\u7559\u610f\u3002<\/li>\n<li><strong>\/home<\/strong> \u2013 \u5b58\u653e\u4f7f\u7528\u8005\u6578\u64da\uff08\u4f8b\u5982\u7db2\u7ad9\uff09\u7684\u5730\u65b9\u3002\u5728\u5171\u4eab\u4f3a\u670d\u5668\u79df\u7528\u4e2d\uff0c\u9019\u901a\u5e38\u662f\u6700\u5927\u7684\u5206\u5272\u5340\u3002\u5982\u679c\u6c92\u6709\u9694\u96e2\uff0c\u4e00\u500b\u4f7f\u7528\u8005\u5c31\u53ef\u80fd\u586b\u6eff\u6574\u500b\u78c1\u789f\u3002<\/li>\n<li><strong>\/var<\/strong> \u2013 \u65e5\u8a8c\u6a94\u6848\u3001\u90f5\u4ef6\u4f47\u5217\u548c\u66ab\u5b58\u57f7\u884c\u6642\u671f\u6578\u64da\u3002\u5728\u7e41\u5fd9\u7684\u4f3a\u670d\u5668\u79df\u7528\u4e2d\uff0c<code>\/var\/log<\/code> \u6bcf\u5929\u53ef\u80fd\u589e\u9577\u6578 GB\u3002\u653b\u64ca\u8005\u4e5f\u559c\u6b61\u5728\u6b64\u5beb\u5165\u66b4\u529b\u7834\u89e3\u65e5\u8a8c\u3002<\/li>\n<li><strong>\/tmp<\/strong> \u2013 \u5168\u57df\u53ef\u5beb\u76ee\u9304\u3002\u5efa\u8b70\u4f7f\u7528 <code>noexec<\/code> \u548c <code>nosuid<\/code> \u9078\u9805\u639b\u8f09\uff0c\u4ee5\u9632\u6b62\u60e1\u610f\u6307\u4ee4\u78bc\u57f7\u884c\u3002<\/li>\n<li><strong>\/etc<\/strong> \u2013 \u8a2d\u5b9a\u6a94\u3002\u901a\u5e38\u4e0d\u6703\u4f54\u7528\u592a\u591a\u7a7a\u9593\uff0c\u4f46\u932f\u8aa4\u7684\u6b0a\u9650\u53ef\u80fd\u5c0e\u81f4\u6574\u500b\u4f3a\u670d\u5668\u7671\u7613\u3002<\/li>\n<\/ul>\n<p>\u4f3a\u670d\u5668\u79df\u7528\u63d0\u4f9b\u5546\u901a\u5e38\u6703\u5c0d <code>\/home<\/code> \u548c <code>\/var<\/code> \u9032\u884c\u7368\u7acb\u5206\u5272\u5340\uff0c\u4ee5\u9632\u6b62\u65e5\u8a8c\u6c3e\u6feb\u5c0e\u81f4\u4f5c\u696d\u7cfb\u7d71\u5d29\u6f70\u3002\u4f7f\u7528 <code>df -h<\/code> \u53ef\u4ee5\u6aa2\u8996\u5b83\u5011\u7684\u639b\u8f09\u60c5\u6cc1\u3002<\/p>\n<h2><strong>2. Inode \u8207\u5340\u584a\uff1a\u539f\u5b50\u55ae\u5143<\/strong><\/h2>\n<p>Linux \u4e2d\u7684\u6a94\u6848\u7531\u5143\u6578\u64da\uff08inode\uff09\u548c\u6578\u64da\u5340\u584a\u7d44\u6210\u3002inode \u5132\u5b58\u9664\u6a94\u540d\u548c\u5167\u5bb9\u4e4b\u5916\u7684\u6240\u6709\u8cc7\u8a0a\uff1a\u6b0a\u9650\u3001\u64c1\u6709\u8005\u3001\u6642\u9593\u6233\u4ee5\u53ca\u6307\u5411\u6578\u64da\u5340\u584a\u7684\u6307\u6a19 \u3002<\/p>\n<p>\u6bcf\u500b\u6a94\u6848\u7cfb\u7d71\u5728\u683c\u5f0f\u5316\u6642\u6703\u5efa\u7acb\u56fa\u5b9a\u6578\u91cf\u7684 inode\u3002\u5982\u679c\u4f60\u6709\u6578\u767e\u842c\u500b\u5c0f\u6a94\u6848\uff08\u6bd4\u5982 session \u6a94\u6848\u6216\u90f5\u4ef6\u4f47\u5217\uff09\uff0c\u5373\u4f7f <code>df -h<\/code> \u986f\u793a\u9084\u6709\u5269\u9918\u7a7a\u9593\uff0cinode \u4e5f\u53ef\u80fd\u8017\u76e1\u3002\u9019\u662f\u4f3a\u670d\u5668\u79df\u7528\u4e2d\u5e38\u898b\u7684\u9677\u9631\u3002<\/p>\n<pre><code># \u6aa2\u67e5 inode \u4f7f\u7528\u60c5\u6cc1\r\ndf -i\r\nFilesystem      Inodes  IUsed   IFree IUse% Mounted on\r\n\/dev\/vda1       3276800 3276800 0     100%   \/<\/code><\/pre>\n<p>\u7576 IUse% \u9054\u5230 100% \u6642\uff0c\u6838\u5fc3\u5c07\u62d2\u7d55\u5efa\u7acb\u65b0\u6a94\u6848\u6216\u76ee\u9304\u2014\u2014\u5373\u4f7f\u662f\u7a7a\u6a94\u6848\u4e5f\u4e0d\u884c\u3002\u89e3\u6c7a\u65b9\u6cd5\uff1a\u627e\u5230\u5305\u542b\u5927\u91cf\u5c0f\u6a94\u6848\u7684\u76ee\u9304\uff0c\u8981\u9ebc\u522a\u9664\u5b83\u5011\uff0c\u8981\u9ebc\u91cd\u65b0\u683c\u5f0f\u5316\u4e26\u8a2d\u5b9a\u66f4\u591a\u7684 inode\u3002<\/p>\n<p><strong>\u67e5\u8a62\u9ad8 inode \u4f54\u7528\u76ee\u9304\uff1a<\/strong><\/p>\n<ol>\n<li>\u9032\u5165\u53ef\u7591\u5206\u5272\u5340\uff08\u4f8b\u5982 <code>\/var<\/code>\uff09\u3002<\/li>\n<li>\u57f7\u884c <code>find . -xdev -type f | cut -d \"\/\" -f 2 | uniq -c | sort -n<\/code>\u3002<\/li>\n<li>\u5b9a\u4f4d\u5230\u7f6a\u9b41\u798d\u9996\uff08\u901a\u5e38\u662f <code>\/var\/spool<\/code> \u6216 <code>\/var\/lib\/php\/sessions<\/code>\uff09\u3002<\/li>\n<\/ol>\n<h2><strong>3. \u6b0a\u9650\u8207\u64c1\u6709\u8005\uff1a\u5b89\u5168\u5c64<\/strong><\/h2>\n<p>\u5728\u591a\u79df\u6236\u4f3a\u670d\u5668\u79df\u7528\u4e2d\uff0cLinux \u6b0a\u9650\u662f\u7b2c\u4e00\u9053\u9632\u7dda\u3002\u6bcf\u500b\u6a94\u6848\u90fd\u6709\u64c1\u6709\u8005\u3001\u7fa4\u7d44\u4ee5\u53ca\u4e09\u7d44\u6b0a\u9650\uff1a\u8b80\uff084\uff09\u3001\u5beb\uff082\uff09\u3001\u57f7\u884c\uff081\uff09\u3002\u8a2d\u5b9a\u932f\u8aa4\u6703\u5c0e\u81f4 403 \u932f\u8aa4\uff0c\u751a\u81f3\u6578\u64da\u5916\u6d29\u3002<\/p>\n<ul>\n<li><strong>\u7b26\u865f\u8868\u793a\u6cd5\uff1a<\/strong> <code>chmod u+x script.sh<\/code> \u70ba\u64c1\u6709\u8005\u65b0\u589e\u57f7\u884c\u6b0a\u9650\u3002<\/li>\n<li><strong>\u516b\u9032\u4f4d\u8868\u793a\u6cd5\uff1a<\/strong> <code>chmod 644 file<\/code> \u8ce6\u4e88 rw-r&#8211;r&#8211; \u6b0a\u9650\u3002<\/li>\n<\/ul>\n<p>\u7279\u6b8a\u6b0a\u9650\u4f4d\u5728\u4f3a\u670d\u5668\u79df\u7528\u4e2d\u81f3\u95dc\u91cd\u8981\uff1a<\/p>\n<ul>\n<li><strong>\u76ee\u9304\u4e0a\u7684 Setgid\uff1a<\/strong> <code>chmod g+s \/home\/project<\/code> \u78ba\u4fdd\u65b0\u6a94\u6848\u7e7c\u627f\u7fa4\u7d44\u5c6c\u6027\uff0c\u9069\u7528\u65bc\u5718\u968a\u5354\u4f5c\u3002<\/li>\n<li><strong>\/tmp \u4e0a\u7684\u9ecf\u8457\u4f4d\uff1a<\/strong> <code>chmod +t \/tmp<\/code> \u9632\u6b62\u4f7f\u7528\u8005\u522a\u9664\u5f7c\u6b64\u7684\u66ab\u5b58\u6a94\u6848\u3002<\/li>\n<\/ul>\n<p><strong>\u771f\u5be6\u4f3a\u670d\u5668\u79df\u7528\u5834\u666f\uff1a<\/strong> \u900f\u904e FTP \u4e0a\u50b3 PHP \u6307\u4ee4\u78bc\uff0c\u4f46\u5b58\u53d6\u6642\u51fa\u73fe 500 \u932f\u8aa4\u3002\u6aa2\u67e5\u6a94\u6848\u64c1\u6709\u8005\u3002\u5982\u679c Web \u4f3a\u670d\u5668\u4ee5 <code>www-data<\/code> \u8eab\u4efd\u57f7\u884c\uff0c\u800c\u6a94\u6848\u6b78\u5c6c\u65bc <code>user:user<\/code>\uff0c\u5247\u9700\u8981\u7fa4\u7d44\u8b80\u53d6\u6b0a\u9650\u3002\u901a\u5e38\uff0c\u5c07\u6b0a\u9650\u8a2d\u5b9a\u70ba 644 \u4e26\u78ba\u4fdd\u6a94\u6848\u6240\u5728\u7684\u7fa4\u7d44\u5305\u542b www-data \u5373\u53ef\u89e3\u6c7a\u554f\u984c \u3002<\/p>\n<h2><strong>4. \u78c1\u789f\u6eff\u4e86\uff1f\u9019\u88e1\u6709\u6392\u67e5\u65b9\u6cd5<\/strong><\/h2>\n<p>\u78c1\u789f\u4f54\u6eff\u662f\u4f3a\u670d\u5668\u79df\u7528\u4e2d\u6700\u5e38\u898b\u7684\u6545\u969c\u539f\u56e0\u3002\u4f46\u6709\u6642 <code>df<\/code> \u986f\u793a 100%\uff0c\u800c <code>du<\/code> \u5f59\u7e3d\u537b\u9060\u9060\u5c0f\u65bc\u6b64\u503c\u3002\u9019\u662f\u5178\u578b\u7684\u300c\u5df2\u522a\u9664\u6a94\u6848\u4ecd\u88ab\u7a0b\u5e8f\u4f54\u7528\u300d\u5834\u666f \u3002<\/p>\n<ol>\n<li><strong>\u6aa2\u67e5\u78c1\u789f\u4f7f\u7528\u60c5\u6cc1\uff1a<\/strong> <code>df -h<\/code> \u78ba\u5b9a\u54ea\u500b\u5206\u5272\u5340\u6eff\u4e86\u3002<\/li>\n<li><strong>\u67e5\u8a62\u5927\u76ee\u9304\uff1a<\/strong> <code>du -sh \/* 2&gt;\/dev\/null | sort -h<\/code>\u3002\u6df1\u5165\u6392\u67e5\uff1a<code>du -sh \/var\/* | sort -h<\/code>\u3002<\/li>\n<li><strong>\u5b9a\u4f4d\u5927\u65bc 100M \u7684\u6a94\u6848\uff1a<\/strong> <code>find \/ -type f -size +100M -exec ls -lh {} \\;<\/code><\/li>\n<li><strong>\u5982\u679c df \u986f\u793a\u5df2\u6eff\u4f46 du \u4e0d\u4e00\u81f4\uff1a<\/strong> \u67d0\u500b\u7a0b\u5e8f\u4ecd\u5728\u4f54\u7528\u5df2\u522a\u9664\u7684\u6a94\u6848\u3002\u57f7\u884c <code>lsof | grep deleted<\/code> \u53ef\u6aa2\u8996\u9019\u4e9b\u6a94\u6848\u3002\u91cd\u555f\u76f8\u95dc\u670d\u52d9\uff08\u4f8b\u5982 <code>systemctl restart httpd<\/code>\uff09\u5373\u53ef\u91cb\u653e\u7a7a\u9593 \u3002<\/li>\n<\/ol>\n<p>\u5728\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\uff0c\u65e5\u8a8c\u6a94\u6848\u662f\u9996\u8981\u61f7\u7591\u5c0d\u8c61\u3002\u7a4d\u6975\u4f7f\u7528 logrotate\uff0c\u4e26\u8003\u616e\u9060\u7aef\u65e5\u8a8c\u8a18\u9304\uff0c\u4ee5\u907f\u514d <code>\/var<\/code> \u88ab\u586b\u6eff\u3002<\/p>\n<h2><strong>5. \u6a94\u6848\u7cfb\u7d71\u6aa2\u67e5\u8207\u5fa9\u539f<\/strong><\/h2>\n<p>\u7570\u5e38\u95dc\u6a5f\uff08\u65b7\u96fb\u3001\u6838\u5fc3\u5d29\u6f70\uff09\u53ef\u80fd\u5c0e\u81f4\u6a94\u6848\u7cfb\u7d71\u640d\u6bc0\u3002\u4e0b\u6b21\u639b\u8f09\u6642\u53ef\u80fd\u6703\u5f37\u5236\u57f7\u884c <code>fsck<\/code>\uff0c\u4f46\u6709\u6642\u9700\u8981\u624b\u52d5\u5e72\u9810\u3002\u5c0d\u65bc ext4\uff0c\u52d9\u5fc5\u5728\u5378\u8f09\u72c0\u614b\u4e0b\u57f7\u884c <code>fsck<\/code> \u3002<\/p>\n<p><strong>\u91dd\u5c0d\u6839\u6a94\u6848\u7cfb\u7d71\u7684\u64cd\u4f5c\u6b65\u9a5f\uff1a<\/strong><\/p>\n<ul>\n<li>\u9032\u5165\u6551\u63f4\u6a21\u5f0f\uff08\u5927\u591a\u6578\u4f3a\u670d\u5668\u79df\u7528\u63d0\u4f9b\u5546\u63d0\u4f9b\u5fa9\u539f Shell\uff09\u3002<\/li>\n<li>\u57f7\u884c <code>fsck -fy \/dev\/sda1<\/code>\uff08\u66ff\u63db\u70ba\u4f60\u7684\u5206\u5272\u5340\uff09\u3002<code>-f<\/code> \u5f37\u5236\u6aa2\u67e5\uff0c\u5373\u4f7f\u6a19\u8a18\u70ba\u4e7e\u6de8\uff1b<code>-y<\/code> \u5c0d\u6240\u6709\u4fee\u5fa9\u56de\u7b54\u300c\u662f\u300d \u3002<\/li>\n<\/ul>\n<p>\u5c0d\u65bc LVM \u78c1\u789f\u5340\uff0c\u53ef\u4ee5\u5efa\u7acb\u5feb\u7167\u4e26\u5728\u539f\u59cb\u78c1\u789f\u5340\u639b\u8f09\u7684\u60c5\u6cc1\u4e0b\u6aa2\u67e5\u5feb\u7167 \u3002\u9019\u5c6c\u65bc\u9032\u968e\u64cd\u4f5c\uff0c\u4f46\u80fd\u5728\u6aa2\u67e5\u671f\u9593\u4fdd\u6301\u670d\u52d9\u7dda\u4e0a\u3002<\/p>\n<pre><code># LVM \u5feb\u7167 + fsck \u7bc4\u4f8b\r\nlvcreate -s -n root_snap -L 1G \/dev\/vg\/root\r\nfsck -fy \/dev\/vg\/root_snap\r\nlvremove -f \/dev\/vg\/root_snap<\/code><\/pre>\n<h2><strong>6. \u91dd\u5c0d\u4f3a\u670d\u5668\u79df\u7528\u8ca0\u8f09\u7684\u6548\u80fd\u8abf\u6821<\/strong><\/h2>\n<p>\u4f3a\u670d\u5668\u79df\u7528\u901a\u5e38\u8655\u7406\u6df7\u5408\u8ca0\u8f09\uff1a\u5927\u91cf\u5c0f\u6a94\u6848\uff08HTML\u3001PHP\uff09\u548c\u5c11\u91cf\u5927\u6a94\u6848\uff08\u65e5\u8a8c\u3001\u5099\u4efd\uff09\u3002\u6a94\u6848\u7cfb\u7d71\u7684\u9078\u64c7\u8207\u639b\u8f09\u9078\u9805\u81f3\u95dc\u91cd\u8981 \u3002<\/p>\n<ul>\n<li><strong>\u6a94\u6848\u7cfb\u7d71\u985e\u578b\uff1a<\/strong> ext4 \u662f\u7a69\u59a5\u7684\u901a\u7528\u9078\u64c7\u3002XFS \u5728\u8655\u7406\u5927\u6a94\u6848\u548c\u9ad8\u4f75\u767c\u6642\u8868\u73fe\u51fa\u8272\uff08\u9069\u7528\u65bc\u90f5\u4ef6\u4f3a\u670d\u5668\u6216\u5927\u578b\u6578\u64da\u5eab\uff09 \u3002<\/li>\n<li><strong>\u639b\u8f09\u9078\u9805\uff1a<\/strong> \u5728 <code>\/etc\/fstab<\/code> \u4e2d\u65b0\u589e <code>noatime<\/code> \u53ef\u6d88\u9664\u6bcf\u6b21\u8b80\u53d6\u6642\u7684\u5beb\u5165\u64cd\u4f5c\uff0c\u5728 HDD \u548c SSD \u4e0a\u90fd\u80fd\u63d0\u5347\u6548\u80fd \u3002<\/li>\n<li><strong>I\/O \u6392\u7a0b\u5668\uff1a<\/strong> \u5c0d\u65bc SSD\uff0c\u4f7f\u7528 <code>none<\/code>\uff08\u6216 <code>noop<\/code>\uff09\u3002\u5c0d\u65bc\u6a5f\u68b0\u786c\u789f\uff0c<code>deadline<\/code> \u901a\u5e38\u80fd\u5728\u8ca0\u8f09\u4e0b\u63d0\u4f9b\u66f4\u4f4e\u7684\u5ef6\u9072\u3002\u4fee\u6539\u65b9\u5f0f\uff1a<code>echo deadline &gt; \/sys\/block\/sda\/queue\/scheduler<\/code>\u3002<\/li>\n<li><strong>Swappiness\uff1a<\/strong> <code>sysctl vm.swappiness=10<\/code> \u544a\u8a34\u6838\u5fc3\u50c5\u5728\u8a18\u61b6\u9ad4\u6975\u5ea6\u7dca\u5f35\u6642\u9032\u884c\u4ea4\u63db\uff0c\u5f9e\u800c\u6e1b\u5c11\u78c1\u789f I\/O \u3002<\/li>\n<\/ul>\n<p>\u4e0d\u8981\u76f2\u76ee\u8abf\u6821\uff1b\u4f7f\u7528 <code>iostat -x 1<\/code> \u76e3\u63a7 await \u548c util%\u3002\u5982\u679c SSD \u4e0a\u7684 await \u8d85\u904e 20ms\uff0c\u53ef\u80fd\u5b58\u5728\u63a7\u5236\u5668\u554f\u984c\uff0c\u6216\u8005\u9700\u8981\u8abf\u6574\u4f47\u5217\u6df1\u5ea6\u3002<\/p>\n<h2><strong>7. \u7279\u6b8a\u5834\u666f\uff1a\u552f\u8b80\u6a94\u6848\u7cfb\u7d71<\/strong><\/h2>\n<p>\u6709\u6642\u6a94\u6848\u7cfb\u7d71\u5728\u767c\u751f I\/O \u932f\u8aa4\u6642\u6703\u81ea\u52d5\u91cd\u65b0\u639b\u8f09\u70ba\u552f\u8b80\u3002\u9019\u662f\u4e00\u7a2e\u9632\u6b62\u640d\u6bc0\u7684\u5b89\u5168\u6a5f\u5236\u3002\u5982\u679c\u9047\u5230\u300c\u552f\u8b80\u6a94\u6848\u7cfb\u7d71\u300d\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5 <code>dmesg<\/code> \u662f\u5426\u6709\u78c1\u789f\u6545\u969c\u8cc7\u8a0a\u3002\u9019\u901a\u5e38\u662f\u786c\u9ad4\u6545\u969c\u7684\u524d\u5146\u3002<\/p>\n<p>\u7acb\u5373\u64cd\u4f5c\uff1a\u5617\u8a66\u91cd\u65b0\u639b\u8f09\u70ba\u8b80\u5beb\u4ee5\u63d0\u53d6\u6578\u64da\uff1a<code>mount -o remount,rw \/\u639b\u8f09\u9ede<\/code>\u3002\u4f46\u5982\u679c\u5e95\u5c64\u88dd\u7f6e\u5b58\u5728\u932f\u8aa4\uff0c\u6b64\u64cd\u4f5c\u53ef\u80fd\u6703\u5931\u6557\u3002\u6b64\u6642\u61c9\u66f4\u63db\u78c1\u789f\u4e26\u5f9e\u5099\u4efd\u4e2d\u5fa9\u539f\u3002<\/p>\n<h2><strong>8. \u81ea\u52d5\u5316\u8207\u76e3\u63a7<\/strong><\/h2>\n<p>\u4e3b\u52d5\u76e3\u63a7\u52dd\u904e\u88ab\u52d5\u6551\u706b\u3002\u8a2d\u5b9a cron \u4efb\u52d9\u6bcf\u65e5\u6aa2\u67e5\u78c1\u789f\u548c inode \u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>#!\/bin\/bash\r\n# \u5132\u5b58\u70ba \/etc\/cron.daily\/diskcheck\r\ndf -h | awk 'int($5) &gt; 90 {print \"\u78c1\u789f\u5373\u5c07\u4f54\u6eff: \" $0}' | mail -s \"\u78c1\u789f\u8b66\u793a\" admin@example.com\r\ndf -i | awk 'int($5) &gt; 90 {print \"inode\u5373\u5c07\u4f54\u6eff: \" $0}' | mail -s \"inode\u8b66\u793a\" admin@example.com<\/code><\/pre>\n<p>\u540c\u6642\u76e3\u63a7\u88ab\u522a\u9664\u4f46\u4ecd\u88ab\u6253\u958b\u7684\u6a94\u6848\u6578\u91cf\u3002\u7a81\u7136\u7684\u5cf0\u503c\u53ef\u80fd\u610f\u5473\u8457\u6709 bug \u7684\u7a0b\u5e8f\u6d29\u6f0f\u4e86\u6a94\u6848\u63cf\u8ff0\u5b50\u3002<\/p>\n<h2><strong>\u7d50\u8ad6<\/strong><\/h2>\n<p>Linux \u6a94\u6848\u7cfb\u7d71\u662f\u7cbe\u5fc3\u8a2d\u8a08\u7684\u5de5\u7a0b\u5091\u4f5c\uff0c\u4f46\u9700\u8981\u6b63\u78ba\u5c0d\u5f85\u3002\u5f9e inode \u8868\u5230\u6b0a\u9650\u4f4d\uff0c\u6bcf\u4e00\u500b\u7d30\u7bc0\u5728\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\u90fd\u53ef\u80fd\u6210\u70ba\u74f6\u9838\u6216\u5b89\u5168\u6f0f\u6d1e\u3002\u638c\u63e1\u4e0a\u8ff0\u6307\u4ee4\u548c\u6982\u5ff5\uff0c\u80fd\u5c07\u6a94\u6848\u7cfb\u7d71\u6545\u969c\u6392\u67e5\u5f9e\u7384\u5b78\u8f49\u8b8a\u70ba\u7cfb\u7d71\u5316\u6d41\u7a0b\u3002\u5bc6\u5207\u95dc\u6ce8<strong>Linux\u6a94\u6848\u7cfb\u7d71<\/strong>\u7684\u5065\u5eb7\u72c0\u6cc1\uff0c\u4f60\u7684\u4f3a\u670d\u5668\u7ba1\u7406\u5c07\u4e0d\u518d\u88ab\u52d5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7576\u4f60\u79df\u7528\u4e00\u53f0\u4f3a\u670d\u5668\u79df\u7528\u4e26\u6253\u958b Shell \u6642\uff0c\u9996\u5148\u9762\u5c0d\u7684\u5c31\u662f Linux \u6a94\u6848\u7cfb\u7d71\u3002\u5b83\u4e0d\u50c5\u50c5\u662f\u4e00\u500b\u6578\u64da\u593e\u968e\u5c64\u2014 [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/linux-filesystem-structure-troubleshooting\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":12,"featured_media":30280,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[267],"tags":[],"class_list":["post-30283","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-tc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux\u6a94\u6848\u7cfb\u7d71\u7d50\u69cb\u8207\u6545\u969c\u6392\u67e5<\/title>\n<meta name=\"description\" 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