{"id":63654,"date":"2025-04-29T16:45:52","date_gmt":"2025-04-29T08:45:52","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63654\/"},"modified":"2025-04-29T16:45:52","modified_gmt":"2025-04-29T08:45:52","slug":"linux-inode%e6%bb%a1%e4%ba%86%e6%80%8e%e4%b9%88%e5%8a%9e-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63654\/","title":{"rendered":"linux inode\u6ee1\u4e86\u600e\u4e48\u529e"},"content":{"rendered":"<blockquote><p>\n  \u5982\u679c linux \u4e2d\u7684 inode \u8017\u5c3d\uff0c\u6587\u4ef6\u7cfb\u7edf\u5c06\u65e0\u6cd5\u521b\u5efa\u65b0\u6587\u4ef6\u6216\u76ee\u5f55\uff0c\u5bfc\u81f4\u7cfb\u7edf\u4e0d\u7a33\u5b9a\u7b49\u95ee\u9898\u3002\u89e3\u51b3\u65b9\u6848\u5305\u62ec\uff1a1. \u67e5\u627e inode \u4f7f\u7528\u7387\u9ad8\u7684\u76ee\u5f55\uff1b2. \u6e05\u7406\u4e0d\u9700\u8981\u7684\u6587\u4ef6\uff1b3. \u538b\u7f29\u6587\u4ef6\uff1b4. \u521b\u5efa\u7a00\u758f\u6587\u4ef6\uff1b5. \u8c03\u6574\u5206\u533a\u5927\u5c0f\uff1b6. \u4f7f\u7528\u8f6f\u94fe\u63a5\uff1b7. \u4f7f\u7528 ext4 \u6587\u4ef6\u7cfb\u7edf\uff1b8. \u865a\u62df\u6587\u4ef6\u7cfb\u7edf\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/04\/2024060409182268629.jpg\" class=\"aligncenter\" title=\"linux inode\u6ee1\u4e86\u600e\u4e48\u529e\u63d2\u56fe\" alt=\"linux inode\u6ee1\u4e86\u600e\u4e48\u529e\u63d2\u56fe\" \/><\/p>\n<p><strong>\u89e3\u51b3 Linux \u4e2d inode \u8017\u5c3d\u7684\u95ee\u9898<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a\u5982\u679c Linux \u4e2d\u7684 inode \u8017\u5c3d\uff0c\u4f1a\u53d1\u751f\u4ec0\u4e48\u60c5\u51b5\uff1f<\/strong><\/p>\n<p>\u5f53 Linux \u7cfb\u7edf\u4e2d\u7684 inode \u8017\u5c3d\u65f6\uff0c\u6587\u4ef6\u7cfb\u7edf\u5c06\u65e0\u6cd5\u521b\u5efa\u65b0\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u3002\u8fd9\u4f1a\u5bfc\u81f4\u5404\u79cd\u95ee\u9898\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u65e0\u6cd5\u521b\u5efa\u65b0\u6587\u4ef6<\/li>\n<li>\u65e0\u6cd5\u4fdd\u5b58\u66f4\u6539\u5230\u73b0\u6709\u6587\u4ef6<\/li>\n<li>\u65e0\u6cd5\u5b89\u88c5\u65b0\u8f6f\u4ef6\u5305<\/li>\n<li>\u7cfb\u7edf\u53ef\u80fd\u53d8\u5f97\u4e0d\u7a33\u5b9a<\/li>\n<\/ul>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n<p>\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u89e3\u51b3 Linux \u4e2d\u7684 inode \u8017\u5c3d\u95ee\u9898\uff1a<\/p>\n<p><strong>1. \u67e5\u627e inode \u4f7f\u7528\u7387\u9ad8\u7684\u76ee\u5f55\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u627e inode \u4f7f\u7528\u7387\u9ad8\u7684\u76ee\u5f55\uff1a<\/p>\n<pre>find \/ -xdev -type d -exec ls -la {} ; | sort -rnk 8<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u5217\u51fa\u6309 inode \u4f7f\u7528\u91cf\u964d\u5e8f\u7684\u76ee\u5f55\u3002<\/p>\n<p><strong>2. \u6e05\u7406\u4e0d\u9700\u8981\u7684\u6587\u4ef6\uff1a<\/strong><\/p>\n<p>\u5220\u9664\u4efb\u4f55\u4e0d\u9700\u8981\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>find \/my\/directory -atime +30 -type f -delete  # \u5220\u966430\u5929\u672a\u8bbf\u95ee\u7684\u6587\u4ef6<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u538b\u7f29\u6587\u4ef6\uff1a<\/strong><\/p>\n<p>\u538b\u7f29\u6587\u4ef6\u53ef\u4ee5\u51cf\u5c11inode\u6d88\u8017\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>gzip -9 huge_log.log<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u521b\u5efa\u7a00\u758f\u6587\u4ef6\uff1a<\/strong><\/p>\n<p>\u7a00\u758f\u6587\u4ef6\u53ea\u5360\u7528\u5f88\u5c11\u7684 inode\uff0c\u4f46\u53ef\u4ee5\u5b58\u50a8\u5927\u91cf\u6570\u636e\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u7a00\u758f\u6587\u4ef6\uff1a<\/p>\n<pre>truncate -s 100M sparse_file<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>5. \u8c03\u6574\u5206\u533a\u5927\u5c0f\uff1a<\/strong><\/p>\n<p>\u5982\u679c\u5206\u533a\u5df2\u6ee1\uff0c\u5219\u53ef\u4ee5\u8c03\u6574\u5176\u5927\u5c0f\u4ee5\u589e\u52a0 inode \u6570\u91cf\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 fdisk \u6216 parted \u7b49\u5de5\u5177\u6765\u5b8c\u6210\u3002<\/p>\n<p><strong>6. \u4f7f\u7528\u8f6f\u94fe\u63a5\uff1a<\/strong><\/p>\n<p>\u8f6f\u94fe\u63a5\u6307\u5411\u73b0\u6709\u6587\u4ef6\u6216\u76ee\u5f55\u3002\u5b83\u4eec\u4e0d\u5360\u7528 inode\uff0c\u4f46\u53ef\u4ee5\u63d0\u4f9b\u8bbf\u95ee\u76f8\u540c\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u53e6\u4e00\u79cd\u65b9\u5f0f\u3002<\/p>\n<p><strong>7. \u4f7f\u7528 ext4 \u6587\u4ef6\u7cfb\u7edf\uff1a<\/strong><\/p>\n<p>\u4e0e\u8f83\u65e7\u7684\u6587\u4ef6\u7cfb\u7edf\u76f8\u6bd4\uff0cext4 \u6587\u4ef6\u7cfb\u7edf\u5177\u6709\u66f4\u6709\u6548\u7684 inode \u5206\u914d\u7b97\u6cd5\u3002\u5347\u7ea7\u5230 ext4 \u53ef\u4ee5\u5e2e\u52a9\u51cf\u5c11 inode \u8017\u5c3d\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<p><strong>8. \u865a\u62df\u6587\u4ef6\u7cfb\u7edf\uff1a<\/strong><\/p>\n<p>\u865a\u62df\u6587\u4ef6\u7cfb\u7edf\uff08\u5982 tmpfs \u6216 overlayfs\uff09\u4e0d\u4f7f\u7528 inode\u3002\u5c06\u7ecf\u5e38\u8bbf\u95ee\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u6302\u8f7d\u5230\u865a\u62df\u6587\u4ef6\u7cfb\u7edf\u4e2d\u53ef\u4ee5\u51cf\u5c11 inode \u4f7f\u7528\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f inode\u6ee1\u4e86\u600e\u4e48\u529e\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>\u5982\u679c linux \u4e2d\u7684 inode \u8017\u5c3d\uff0c\u6587\u4ef6\u7cfb\u7edf\u5c06\u65e0\u6cd5\u521b\u5efa\u65b0\u6587\u4ef6\u6216\u76ee\u5f55\uff0c\u5bfc\u81f4\u7cfb\u7edf\u4e0d\u7a33\u5b9a\u7b49\u95ee\u9898\u3002\u89e3\u51b3\u65b9\u6848\u5305\u62ec\uff1a1. \u67e5\u627e inode \u4f7f\u7528\u7387\u9ad8\u7684\u76ee\u5f55\uff1b2. \u6e05\u7406\u4e0d\u9700\u8981\u7684\u6587\u4ef6\uff1b3. \u538b\u7f29\u6587\u4ef6\uff1b4. \u521b\u5efa\u7a00\u758f\u6587\u4ef6\uff1b5. \u8c03\u6574\u5206\u533a\u5927\u5c0f\uff1b6. \u4f7f\u7528\u8f6f\u94fe\u63a5\uff1b7. \u4f7f\u7528 ext4 \u6587\u4ef6\u7cfb\u7edf\uff1b8. \u865a\u62df\u6587\u4ef6\u7cfb\u7edf\u3002 \u89e3\u51b3 Linux \u4e2d inode \u8017\u5c3d\u7684\u95ee\u9898 \u95ee\u9898\uff1a\u5982\u679c Linux \u4e2d\u7684 inode \u8017\u5c3d\uff0c\u4f1a\u53d1\u751f\u4ec0\u4e48\u60c5\u51b5\uff1f \u5f53 Linux \u7cfb\u7edf\u4e2d\u7684 inode \u8017\u5c3d\u65f6\uff0c\u6587\u4ef6\u7cfb\u7edf\u5c06\u65e0\u6cd5\u521b\u5efa\u65b0\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u3002\u8fd9\u4f1a\u5bfc\u81f4\u5404\u79cd\u95ee\u9898\uff0c\u5305\u62ec\uff1a \u65e0\u6cd5\u521b\u5efa\u65b0\u6587\u4ef6 \u65e0\u6cd5\u4fdd\u5b58\u66f4\u6539\u5230\u73b0\u6709\u6587\u4ef6 \u65e0\u6cd5\u5b89\u88c5\u65b0\u8f6f\u4ef6\u5305 \u7cfb\u7edf\u53ef\u80fd\u53d8\u5f97\u4e0d\u7a33\u5b9a \u89e3\u51b3\u65b9\u6848\uff1a \u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u89e3\u51b3 Linux \u4e2d\u7684 inode \u8017\u5c3d\u95ee\u9898\uff1a 1. \u67e5\u627e inode \u4f7f\u7528\u7387\u9ad8\u7684\u76ee\u5f55\uff1a \u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u627e inode \u4f7f\u7528\u7387\u9ad8\u7684\u76ee\u5f55\uff1a find \/ -xdev -type d -exec [&hellip;]<\/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-63654","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63654","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=63654"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63654\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=63654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=63654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=63654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}