{"id":163132,"date":"2023-09-11T15:42:03","date_gmt":"2023-09-11T07:42:03","guid":{"rendered":"http:\/\/www.idc.net\/help\/163132\/"},"modified":"2023-09-11T15:42:03","modified_gmt":"2023-09-11T07:42:03","slug":"%e5%a6%82%e4%bd%95%e8%8e%b7%e5%8f%96linux%e7%b3%bb%e7%bb%9f%e7%9a%84%e5%86%85%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%8c%e8%af%a6%e7%bb%86%e6%ad%a5%e9%aa%a4-c-%e8%8e%b7%e5%8f%96linux%e5%86%85%e5%ad%98","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/163132\/","title":{"rendered":"\u5982\u4f55\u83b7\u53d6Linux\u7cfb\u7edf\u7684\u5185\u5b58\u5927\u5c0f\uff0c\u8be6\u7ec6\u6b65\u9aa4 (c \u83b7\u53d6linux\u5185\u5b58\u5927\u5c0f)"},"content":{"rendered":"<p>Linux\u662f\u4e00\u6b3e\u975e\u5e38\u6d41\u884c\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u670d\u52a1\u5668\u9886\u57df\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7b49\u9886\u57df\u3002\u800c\u4e86\u89e3Linux\u7cfb\u7edf\u7684\u786c\u4ef6\u4fe1\u606f\u4e5f\u662f\u6211\u4eec\u65e5\u5e38\u7ef4\u62a4\u548c\u4f18\u5316\u7cfb\u7edf\u7684\u5fc5\u8981\u6b65\u9aa4\u4e4b\u4e00\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5c06\u5411\u5927\u5bb6\u4ecb\u7ecd\u5982\u4f55\u83b7\u53d6Linux\u7cfb\u7edf\u7684\u5185\u5b58\u5927\u5c0f\uff0c\u5e76\u63d0\u4f9b\u8be6\u7ec6\u7684\u64cd\u4f5c\u6b65\u9aa4\u3002<\/p>\n<p>\u4e00\u3001\u4f7f\u7528free\u547d\u4ee4\u83b7\u53d6\u5185\u5b58\u5927\u5c0f\u4fe1\u606f<\/p>\n<p>free\u547d\u4ee4\u662f\u4e00\u4e2a\u7528\u4e8e\u67e5\u770bLinux\u7cfb\u7edf\u4e0a\u5185\u5b58\u548c\u4ea4\u6362\u7a7a\u95f4\u4f7f\u7528\u60c5\u51b5\u7684\u547d\u4ee4\u3002\u8be5\u547d\u4ee4\u53ef\u4ee5\u63d0\u4f9b\u7cfb\u7edf\u7684\u914d\u7f6e\u4fe1\u606f\uff0c\u5982\u5185\u5b58\u5927\u5c0f\u3001\u53ef\u7528\u5185\u5b58\u7b49\u3002\u5728\u4f7f\u7528free\u547d\u4ee4\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u77e5\u9053\u5982\u4f55\u6253\u5f00Linux\u7ec8\u7aef\uff0c\u53ef\u4ee5\u901a\u8fc7\u6309\u4e0bCtrl + Alt + T\u6765\u6253\u5f00\u7ec8\u7aef\u3002<\/p>\n<p>1. \u5728\u7ec8\u7aef\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff0c\u4ee5\u67e5\u770b\u7cfb\u7edf\u5185\u5b58\u7684\u603b\u91cf\u3001\u5df2\u7528\u7684\u5185\u5b58\u91cf\u548c\u53ef\u7528\u7684\u5185\u5b58\u91cf\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>free -m<\/p>\n<p>\u201c`<\/p>\n<p>-m\u9009\u9879\u8868\u793a\u4ee5MB\u4e3a\u5355\u4f4d\u663e\u793a\u7ed3\u679c\uff0c\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p> total used free shared buff\/cache avlable<\/p>\n<p>Mem: 7796 2606 4076 164 1113 4632<\/p>\n<p>Swap: 0 0 0<\/p>\n<p>\u201c`<\/p>\n<p>\u4ece\u4e0a\u9762\u7684\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u7cfb\u7edf\u7684\u5185\u5b58\u603b\u91cf\u4e3a7796MB\uff0c\u5df2\u7528\u7684\u5185\u5b58\u91cf\u4e3a2606MB\uff0c\u53ef\u7528\u7684\u5185\u5b58\u91cf\u4e3a4076MB\u3002<\/p>\n<p>2. \u5982\u679c\u53ea\u60f3\u67e5\u770b\u7cfb\u7edf\u7684\u5185\u5b58\u603b\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>free -m | grep Mem | awk \u2018{print $2}\u2019<\/p>\n<p>\u201c`<\/p>\n<p>\u5176\u4e2dgrep\u547d\u4ee4\u7528\u4e8e\u8fc7\u6ee4\u51faMem\u8fd9\u4e00\u884c\uff0cawk\u547d\u4ee4\u7528\u4e8e\u8f93\u51faMem\u8fd9\u4e00\u884c\u7684\u7b2c\u4e8c\u5217\uff08\u5373\u5185\u5b58\u603b\u91cf\uff09\uff0c\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>7796<\/p>\n<p>\u201c`<\/p>\n<p>\u4e8c\u3001\u4f7f\u7528dmidecode\u547d\u4ee4\u83b7\u53d6\u5185\u5b58\u4fe1\u606f<\/p>\n<p>dmidecode\u547d\u4ee4\u53ef\u4ee5\u663e\u793a\u7cfb\u7edf\u786c\u4ef6\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u5185\u5b58\u4fe1\u606f\u3002\u5728\u4f7f\u7528dmidecode\u547d\u4ee4\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u786e\u4fdd\u8be5\u547d\u4ee4\u5df2\u7ecf\u5b89\u88c5\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b89\u88c5\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>sudo apt-get install dmidecode<\/p>\n<p>\u201c`<\/p>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u83b7\u53d6\u7cfb\u7edf\u5185\u5b58\u4fe1\u606f\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>sudo dmidecode \u2013type 17 | grep -i size<\/p>\n<p>\u201c`<\/p>\n<p>\u8be5\u547d\u4ee4\u4f1a\u8f93\u51fa\u7cfb\u7edf\u4e2d\u6bcf\u4e2a\u5185\u5b58\u63d2\u69fd\u7684\u5927\u5c0f\u3002\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p> Size: 8192 MB<\/p>\n<p> Size: No Module Installed<\/p>\n<p> Size: No Module Installed<\/p>\n<p> Size: No Module Installed<\/p>\n<p> Size: No Module Installed<\/p>\n<p> Size: No Module Installed<\/p>\n<p> Size: No Module Installed<\/p>\n<p> Size: No Module Installed<\/p>\n<p>\u201c`<\/p>\n<p>\u5176\u4e2d\u4e4b\u4e00\u884c\u663e\u793a\u5185\u5b58\u63d2\u69fd1\u4e2d\u5b89\u88c5\u7684\u5185\u5b58\u5927\u5c0f\u4e3a8192MB\u3002<\/p>\n<p>\u4e09\u3001\u4f7f\u7528\/proc\/meminfo\u6587\u4ef6\u83b7\u53d6\u5185\u5b58\u4fe1\u606f<\/p>\n<p>\/proc\/meminfo\u662f\u4e00\u4e2a\u865a\u62df\u6587\u4ef6\uff0c\u5b83\u63d0\u4f9b\u6709\u5173\u7cfb\u7edf\u5185\u5b58\u4f7f\u7528\u7684\u8be6\u7ec6\u4fe1\u606f\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\/proc\/meminfo\u6587\u4ef6\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>cat \/proc\/meminfo<\/p>\n<p>\u201c`<\/p>\n<p>\u8be5\u547d\u4ee4\u4f1a\u8f93\u51fa\u7cfb\u7edf\u5185\u5b58\u4f7f\u7528\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u5185\u5b58\u603b\u91cf\u3001\u53ef\u7528\u5185\u5b58\u3001\u7f13\u51b2\u533a\u7b49\u3002\u4ece\u4e2d\u6211\u4eec\u53ef\u4ee5\u83b7\u5f97\u7cfb\u7edf\u7684\u5185\u5b58\u603b\u91cf\u3002\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>MemTotal: 7983012 kB<\/p>\n<p>MemFree: 4202304 kB<\/p>\n<p>MemAvlable: 4873172 kB<\/p>\n<p>Buffers: 196000 kB<\/p>\n<p>Cached: 1502596 kB<\/p>\n<p>SwapCached: 0 kB<\/p>\n<p>Active: 2171124 kB<\/p>\n<p>Inactive: 1466040 kB<\/p>\n<p>Active(anon): 1578632 kB<\/p>\n<p>Inactive(anon): 484272 kB<\/p>\n<p>Active(file): 592492 kB<\/p>\n<p>Inactive(file): 981768 kB<\/p>\n<p>\u201c`<\/p>\n<p>\u4ece\u4e0a\u9762\u7684\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u7cfb\u7edf\u7684\u5185\u5b58\u603b\u91cf\u4e3a7983012kB\uff0c\u5373\u7ea6\u4e3a7.6GB\u3002<\/p>\n<p>\uff1a<\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e0a\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5404\u79cd\u547d\u4ee4\u6765\u83b7\u53d6\u7cfb\u7edf\u7684\u5185\u5b58\u5927\u5c0f\u4fe1\u606f\uff0c\u5305\u62ecfree\u3001dmidecode\u548c\/proc\/meminfo\u7b49\u3002\u5176\u4e2dfree\u547d\u4ee4\u662f\u6700\u5e38\u7528\u7684\u547d\u4ee4\u4e4b\u4e00\uff0c\u5b83\u53ef\u4ee5\u63d0\u4f9b\u7cfb\u7edf\u7684\u5185\u5b58\u5927\u5c0f\u3001\u53ef\u7528\u5185\u5b58\u7b49\u4fe1\u606f\u3002\u800cdmidecode\u547d\u4ee4\u53ef\u4ee5\u63d0\u4f9b\u7cfb\u7edf\u786c\u4ef6\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u5185\u5b58\u6a21\u5757\u7684\u5927\u5c0f\u3002\u800c\/proc\/meminfo\u6587\u4ef6\u662f\u7cfb\u7edf\u5185\u5b58\u4f7f\u7528\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u53ef\u4ee5\u63d0\u4f9b\u7cfb\u7edf\u7684\u5185\u5b58\u603b\u91cf\u3001\u53ef\u7528\u5185\u5b58\u7b49\u4fe1\u606f\u3002\u6839\u636e\u9700\u6c42\uff0c\u6211\u4eec\u53ef\u4ee5\u9009\u62e9\u4e0d\u540c\u7684\u547d\u4ee4\u6765\u83b7\u53d6\u6240\u9700\u7684\u4fe1\u606f\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>linux\u4e0b\u67e5\u770b\u786c\u76d8\u5927\u5c0f\u7684\u547d\u4ee4\u662f\u4ec0\u4e48\uff1f<\/li>\n<\/ul>\n<h3>linux\u4e0b\u67e5\u770b\u786c\u76d8\u5927\u5c0f\u7684\u547d\u4ee4\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>1.\u67e5\u770b\u786c\u76d8\u7684\u4f7f\u7528\u60c5\u51b5df<\/p>\n<p>-h\u5355\u5143\u4e3a\u6839\u636e\u5927\u5c0f\u9002\u5f53\u663e\u793a\uff0c-m\u5355\u4f4d\u4e3aM&nbsp;<\/p>\n<p>$df -h&nbsp;<\/p>\n<p>\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b &nbsp; &nbsp; &nbsp;\u5bb9\u91cf &nbsp;\u5df2\u7528 &nbsp;\u53ef\u7528 \u5df2\u7528% \u6302\u8f7d\u70b9<\/p>\n<p>\/dev\/sdaext.4G &nbsp;4.0G &nbsp;5.0G &nbsp; 45% \/<\/p>\n<p>udevdevtmpfs &nbsp;2.0G &nbsp;4.0K &nbsp;2.0G &nbsp; &nbsp;1% \/dev<\/p>\n<p>tmpfstmpfsM &nbsp;956K &nbsp;783M &nbsp; &nbsp;1% \/run<\/p>\n<p>nonetmpfs &nbsp; &nbsp; 5.0M.0M &nbsp; &nbsp;0% \/run\/lock<\/p>\n<p>nonetmpfs &nbsp; &nbsp; 2.0G &nbsp;1.7M &nbsp;2.0G &nbsp; &nbsp;1% \/run\/shm<\/p>\n<p>\/dev\/sdaextM &nbsp; 43M &nbsp;891M &nbsp; &nbsp;5% \/boot<\/p>\n<p>\/dev\/sdaextG &nbsp; 29G &nbsp; 23G &nbsp; 56% \/home<\/p>\n<p>2.\u67e5\u770b\u6307\u5b9a\u76ee\u5f55\u7684\u6587\u4ef6\u5927\u5c0fdu<\/p>\n<p>\u67e5\u770b\u5f53\u524d\u76ee\u5f55\u7684\u603b\u5927\u5c0f&nbsp;<\/p>\n<p>$du -sh&nbsp;<\/p>\n<p>417M:22 .<\/p>\n<p>417M:22 \u603b\u7528\u91cf<\/p>\n<p>\u67e5\u770b\u5f53\u524d\u76ee\u5f55\u4e0b\u5b50\u76ee\u5f55\u5206\u522b\u7684\u5927\u5c0f&nbsp;<\/p>\n<p>$du -h&nbsp;<\/p>\n<p>6.8M:53 .\/img\/taobao<\/p>\n<p>18M:23 .\/img<\/p>\n<p>30M:43 .\/work<\/p>\n<p>417M:43 .<\/p>\n<p>417M:43 \u603b\u7528\u91cf<\/p>\n<p>\u6307\u5b9a\u76ee\u5f55\u67e5\u770b\u5927\u5c0f\uff0c\u4f8b\u5982\u6307\u5b9a\u770bimg\u76ee\u5f55&nbsp;<\/p>\n<p>$du -h img&nbsp;<\/p>\n<p>6.8M:53 img\/taobao<\/p>\n<p>18M:23 img<\/p>\n<p>18M:23 \u603b\u7528\u91cf<\/p>\n<p>\u67e5\u770b\u6307\u5b9a\u6587\u4ef6\u5927\u5c0f&nbsp;<\/p>\n<p>$du -h img\/1.jpg&nbsp;<\/p>\n<p>200K:50 img\/1.jpg<\/p>\n<p>200K:50 \u603b\u7528\u91cf<\/p>\n<p>3.\u5982\u679c\u4e0a\u9762\u7684\u4f8b\u5b50\u65e0\u6cd5\u6ee1\u8db3\u4f60\u7684\u9700\u6c42\uff0c\u53ef\u4ee5\u770b\u770b\u4e0b\u9762\u547d\u4ee4\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n<p>du\u7528\u6cd5\uff1a&nbsp;<\/p>\n<p>$du \u2013help&nbsp;<\/p>\n<p>\u7528\u6cd5\uff1adu \u2026 \u2026<\/p>\n<\/p>\n<p>\u6216\uff1adu \u2026 \u2013files0-from=F<\/p>\n<\/p>\n<p>\u8ba1\u7b97\u6bcf\u4e2a\u6587\u4ef6\u7684\u78c1\u76d8\u7528\u91cf\uff0c\u76ee\u5f55\u5219\u53d6\u603b\u7528\u91cf\u3002<\/p>\n<p>\u957f\u9009\u9879\u8ff9\u5c3a\u5fc5\u987b\u4f7f\u7528\u7684\u53c2\u6570\u5bf9\u4e8e\u77ed\u9009\u9879\u65f6\u4e5f\u662f\u5fc5\u9700\u4f7f\u7528\u7684\u3002<\/p>\n<p>-a, \u2013all \u8f93\u51fa\u6240\u6709\u6587\u4ef6\u7684\u78c1\u76d8\u7528\u91cf\uff0c\u4e0d\u4ec5\u4ec5\u662f\u76ee\u5f55<\/p>\n<p>\u2013apparent-size \u663e\u793a\u8868\u9762\u7528\u91cf\uff0c\u800c\u5e76\u975e\u662f\u78c1\u76d8\u7528\u91cf\uff1b\u867d\u7136\u8868\u9762\u7528\u91cf\u901a\u5e38\u4f1a<\/p>\n<p>\u5c0f\u4e00\u4e9b\uff0c\u4f46\u6709\u65f6\u5b83\u4f1a\u56e0\u4e3a\u7a00\u758f\u6587\u4ef6\u95f4\u7684\u201d\u6d1e\u201d\u3001\u5185\u90e8\u788e<\/p>\n<p>\u7247\u3001\u975e\u76f4\u63a5\u5f15\u7528\u7684\u5757\u7b49\u539f\u59ff\u966a\u9ad8\u56e0\u800c\u53d8\u5927\u3002<\/p>\n<p>-B, \u2013block-size=\u5927\u5c0f \u4f7f\u7528\u6307\u5b9a\u5b57\u8282\u6570\u7684\u5757\u3002\u4f8b\u5982-BM \u4ee5 1,048,576<\/p>\n<p>\u5b57\u8282\u4e3a\u5355\u4f4d\u663e\u793a\u5927\u5c0f\u3002\u53c2\u770bSIZE \u683c\u5f0f\u3002 &nbsp;-b, \u2013bytes \u7b49\u4e8e\u2013apparent-size \u2013block-size=1<\/p>\n<p>-c, \u2013total \u663e\u793a\u603b\u8ba1\u4fe1\u606f<\/p>\n<p>-D, \u2013dereference-args \u89e3\u9664\u547d\u4ee4\u884c\u4e2d\u5217\u51fa\u7684\u7b26\u53f7\u8fde\u63a5<\/p>\n<p>\u2013files0-from=F \u8ba1\u7b97\u6587\u4ef6F \u4e2d\u4ee5NUL \u7ed3\u5c3e\u7684\u6587\u4ef6\u540d\u5bf9\u5e94\u5360\u7528\u7684\u78c1\u76d8\u7a7a\u95f4<\/p>\n<p>\u5982\u679cF \u7684\u503c\u662f\u201d-\u201c\uff0c\u5219\u4ece\u6807\u51c6\u8f93\u5165\u8bfb\u5165\u6587\u4ef6\u540d<\/p>\n<p>-H \u7b49\u4e8e\u2013dereference-args (-D)<\/p>\n<p>-h, \u2013human-readable \u4ee5\u53ef\u8bfb\u6027\u8f83\u597d\u7684\u65b9\u5f0f\u663e\u793a\u5c3a\u5bf8(\u4f8b\u5982\uff1a1K 234M 2G)<\/p>\n<p>\u2013si \u7c7b\u4f3c-h\uff0c\u4f46\u5728\u8ba1\u7b97\u65f6\u4f7f\u75281000 \u4e3a\u57fa\u5e95\u800c\u975e1024<\/p>\n<p>-k \u7b49\u4e8e\u2013block-size=1K<\/p>\n<p>-l, \u2013count-links \u5982\u679c\u4e71\u660e\u662f\u786c\u8fde\u63a5\uff0c\u5c31\u591a\u6b21\u8ba1\u7b97\u5176\u5c3a\u5bf8<\/p>\n<p>-m \u7b49\u4e8e\u2013block-size=1M<\/p>\n<p>-L, \u2013dereference \u627e\u51fa\u4efb\u4f55\u7b26\u53f7\u94fe\u63a5\u6307\u793a\u7684\u771f\u6b63\u76ee\u7684\u5730<\/p>\n<p>-P, \u2013no-dereference \u4e0d\u8ddf\u968f\u4efb\u4f55\u7b26\u53f7\u94fe\u63a5(\u9ed8\u8ba4)<\/p>\n<p>-0, \u2013null \u5c06\u6bcf\u4e2a\u7a7a\u884c\u89c6\u4f5c0 \u5b57\u8282\u800c\u975e\u6362\u884c\u7b26<\/p>\n<p>-S, \u2013separate-dirs \u4e0d\u5305\u62ec\u5b50\u76ee\u5f55\u7684\u5360\u7528\u91cf<\/p>\n<p>-s, \u2013summarize \u53ea\u5206\u522b\u8ba1\u7b97\u547d\u4ee4\u5217\u4e2d\u6bcf\u4e2a\u53c2\u6570\u6240\u5360\u7684\u603b\u7528\u91cf<\/p>\n<p>-x, \u2013one-file-system \u8df3\u8fc7\u5904\u4e8e\u4e0d\u540c\u6587\u4ef6\u7cfb\u7edf\u4e4b\u4e0a\u7684\u76ee\u5f55<\/p>\n<p>-X, \u2013exclude-from=\u6587\u4ef6 \u6392\u9664\u4e0e\u6307\u5b9a\u6587\u4ef6\u4e2d\u63cf\u8ff0\u7684\u6a21\u5f0f\u76f8\u7b26\u7684\u6587\u4ef6<\/p>\n<p>\u2013exclude=PATTERN \u6392\u9664\u4e0ePATTERN \u4e2d\u63cf\u8ff0\u7684\u6a21\u5f0f\u76f8\u7b26\u7684\u6587\u4ef6<\/p>\n<p>\u2013max-depth=N \u663e\u793a\u76ee\u5f55\u603b\u8ba1(\u4e0e\u2013all \u4e00\u8d77\u4f7f\u7528\u8ba1\u7b97\u6587\u4ef6)<\/p>\n<p>\u5f53N \u4e3a\u6307\u5b9a\u6570\u503c\u65f6\u8ba1\u7b97\u6df1\u5ea6\u4e3aN\uff1b<\/p>\n<p>\u2013max-depth=0 \u7b49\u4e8e\u2013summarize<\/p>\n<p>\u2013time \u663e\u793a\u76ee\u5f55\u6216\u8be5\u76ee\u5f55\u5b50\u76ee\u5f55\u4e0b\u6240\u6709\u6587\u4ef6\u7684\u6700\u540e\u4fee\u6539\u65f6\u95f4<\/p>\n<p>\u2013time=WORD \u663e\u793aWORD \u65f6\u95f4\uff0c\u800c\u975e\u4fee\u6539\u65f6\u95f4\uff1a<\/p>\n<p>atime\uff0caccess\uff0cuse\uff0cctime \u6216status<\/p>\n<p>\u2013time-style=\u6837\u5f0f \u6309\u7167\u6307\u5b9a\u6837\u5f0f\u663e\u793a\u65f6\u95f4(\u6837\u5f0f\u89e3\u91ca\u89c4\u5219\u540c\u201ddate\u201d\u547d\u4ee4)\uff1a<\/p>\n<p>full-iso\uff0clong-iso\uff0ciso\uff0c+FORMAT<\/p>\n<p>\u2013help \u663e\u793a\u6b64\u5e2e\u52a9\u4fe1\u606f\u5e76\u9000\u51fa<\/p>\n<p>\u2013version \u663e\u793a\u7248\u672c\u4fe1\u606f\u5e76\u9000\u51fa<\/p>\n<p>\u6240\u663e\u793a\u7684\u6570\u503c\u662f\u6765\u81ea \u2013block-size\u3001DU_BLOCK_SIZE\u3001BLOCK_SIZE&nbsp;<\/p>\n<p>\u53ca BLOCKSIZE \u73af\u5883\u53d8\u91cf\u4e2d\u4e4b\u4e00\u4e2a\u53ef\u7528\u7684 SIZE \u5355\u4f4d\u3002<\/p>\n<p>\u5426\u5219\uff0c\u9ed8\u8ba4\u5355\u4f4d\u662f 1024 \u5b57\u8282(\u6216\u662f 512\uff0c\u82e5\u8bbe\u5b9a POSIX_CORRECT \u7684\u8bdd)\u3002<\/p>\n<p>SIZE \u53ef\u4ee5\u662f\u4e00\u4e2a\u53ef\u9009\u7684\u6574\u6570\uff0c\u540e\u9762\u8ddf\u7740\u4ee5\u4e0b\u5355\u4f4d\u4e2d\u7684\u4e00\u4e2a\uff1a<\/p>\n<p>KB 1000\uff0cK 1024\uff0cMB 1000*1000\uff0cM 1024*1024\uff0c\u8fd8\u6709 G\u3001T\u3001P\u3001E\u3001Z\u3001Y\u3002<\/p>\n<p>df\u7528\u6cd5\uff1a&nbsp;<\/p>\n<p>$df \u2013help&nbsp;<\/p>\n<p>\u7528\u6cd5\uff1adf \u2026 \u2026<\/p>\n<\/p>\n<p>\u663e\u793a\u6bcf\u4e2a\u6587\u4ef6\u6240\u5728\u7684\u6587\u4ef6\u7cfb\u7edf\u7684\u4fe1\u606f\uff0c\u9ed8\u8ba4\u662f\u663e\u793a\u6240\u6709\u6587\u4ef6\u7cfb\u7edf\u3002<\/p>\n<p>\u957f\u9009\u9879\u5fc5\u987b\u4f7f\u7528\u7684\u53c2\u6570\u5bf9\u4e8e\u77ed\u9009\u9879\u65f6\u4e5f\u662f\u5fc5\u9700\u4f7f\u7528\u7684\u3002<\/p>\n<p>-a, \u2013all \u5305\u542b\u865a\u62df\u6587\u4ef6\u7cfb\u7edf<\/p>\n<p>-B, \u2013block-size=\u5927\u5c0f \u4f7f\u7528\u6307\u5b9a\u5b57\u8282\u6570\u7684\u5757\u3002\u4f8b\u5982-BM \u4ee5 1,248,576<\/p>\n<p>\u5b57\u8282\u4e3a\u5355\u4f4d\u663e\u793a\u5927\u5c0f\u3002\u53c2\u770bSIZE \u683c\u5f0f\u3002total \u663e\u793a\u603b\u8ba1\u4fe1\u606f<\/p>\n<p>-h, \u2013human-readable \u4ee5\u53ef\u8bfb\u6027\u8f83\u597d\u7684\u683c\u5f0f\u663e\u793a\u5c3a\u5bf8(\u4f8b\u5982\uff1a1K 234M 2G)<\/p>\n<p>-H, \u2013si \u8ba1\u7b97\u65f6\u4f7f\u75281000 \u4e3a\u57fa\u5e95\u800c\u975e1024<\/p>\n<p>-i, \u2013inodes \u663e\u793ainode \u4fe1\u606f\u800c\u975e\u5757\u4f7f\u7528\u91cf<\/p>\n<p>-k \u5373\u2013block-size=1K<\/p>\n<p>-l, \u2013local \u53ea\u663e\u793a\u672c\u673a\u7684\u6587\u4ef6\u7cfb\u7edf<\/p>\n<p>\u2013no-sync \u53d6\u5f97\u4f7f\u7528\u91cf\u6570\u636e\u524d\u4e0d\u8fdb\u884c\u540c\u6b65\u52a8\u4f5c(\u9ed8\u8ba4)<\/p>\n<p>-P, \u2013portability \u4f7f\u7528POSIX \u517c\u5bb9\u7684\u8f93\u51fa\u683c\u5f0f<\/p>\n<p>\u2013sync \u53d6\u5f97\u4f7f\u7528\u91cf\u6570\u636e\u524d\u5148\u8fdb\u884c\u540c\u6b65\u52a8\u4f5c<\/p>\n<p>-t, \u2013type=\u7c7b\u578b \u53ea\u663e\u793a\u6307\u5b9a\u6587\u4ef6\u7cfb\u7edf\u4e3a\u6307\u5b9a\u7c7b\u578b\u7684\u4fe1\u606f<\/p>\n<p>-T, \u2013print-type \u663e\u793a\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b<\/p>\n<p>-x, \u2013exclude-type=\u7c7b\u578b \u53ea\u663e\u793a\u6587\u4ef6\u7cfb\u7edf\u4e0d\u662f\u6307\u5b9a\u7c7b\u578b\u4fe1\u606f<\/p>\n<p>-v (\u5ffd\u7565)<\/p>\n<p>\u2013help \u663e\u793a\u6b64\u5e2e\u52a9\u4fe1\u606f\u5e76\u9000\u51fa<\/p>\n<p>\u2013version \u663e\u793a\u7248\u672c\u4fe1\u606f\u5e76\u9000\u51fa<\/p>\n<p>\u6240\u663e\u793a\u7684\u6570\u503c\u662f\u6765\u81ea \u2013block-size\u3001DF_BLOCK_SIZE\u3001BLOCK_SIZE&nbsp;<\/p>\n<p>\u53ca BLOCKSIZE \u73af\u5883\u53d8\u91cf\u4e2d\u4e4b\u4e00\u4e2a\u53ef\u7528\u7684 SIZE \u5355\u4f4d\u3002<\/p>\n<p>\u5426\u5219\uff0c\u9ed8\u8ba4\u5355\u4f4d\u662f 1024 \u5b57\u8282(\u6216\u662f 512\uff0c\u82e5\u8bbe\u5b9a POSIX_CORRECT \u7684\u8bdd)\u3002<\/p>\n<p>SIZE \u53ef\u4ee5\u662f\u4e00\u4e2a\u53ef\u9009\u7684\u6574\u6570\uff0c\u540e\u9762\u8ddf\u7740\u4ee5\u4e0b\u5355\u4f4d\u4e2d\u7684\u4e00\u4e2a\uff1a<\/p>\n<p>KB 1000\uff0cK 1024\uff0cMB 1000*1000\uff0cM 1024*1024\uff0c\u8fd8\u6709 G\u3001T\u3001P\u3001E\u3001Z\u3001Y\u3002<\/p>\n<p>2. \u67e5\u770b\u7a7a\u95f4\u6ee1\u7684\u6587\u4ef6\u7cfb\u7edf\u7684inodes\u6d88\u8017<\/p>\n<p>#df \u2013 i \/home<\/p>\n<p>\u5982\u679c\u8fd8\u6709\u5927\u91cfinode\u53ef\u7528\uff0c\u8bf4\u660e\u5927\u6587\u4ef6\u5360\u7528\u7a7a\u95f4\uff0c\u5426\u5219\u662f\u53ef\u80fd\u5927\u91cf\u5c0f\u6587\u4ef6\u5360\u7528\u7a7a\u95f4<\/p>\n<p>4. \u627e\u51fa\u5360\u7528\u7a7a\u95f4\u8f83\u5927\u7684\u6587\u4ef6<\/p>\n<p>#find \/home \u2013size +2023k<\/p>\n<p>linux\u4e0b\u67e5\u770b\u786c\u76d8\u5927\u5c0f\u7684\u547d\u4ee4\uff1a<\/p>\n<p>1\u3001\u67e5\u770b\u5f53\u524d\u6587\u4ef6\u5939\u4e0b\u6240\u6709\u6587\u4ef6\u5927\u5c0f\uff08\u5305\u62ec\u5b50\u6587\u4ef6\u5939\uff09<\/p>\n<p>2\u3001\u67e5\u770b\u6307\u5b9a\u6587\u4ef6\u5939\u4e0b\u6240\u6709\u6587\u4ef6\u5927\u5c0f\uff08\u5305\u62ec\u5b50\u6587\u4ef6\u5939\uff09<\/p>\n<p>3\u3001\u67e5\u770b\u6307\u5b9a\u6587\u4ef6\u5927\u5c0f<\/p>\n<p>4\u3001\u67e5\u770b\u6307\u5b9a\u6587\u4ef6\u5939\u5927\u5c0f<\/p>\n<p>\u4e8c\u3001<\/p>\n<p>Ubuntu \u67e5\u770b\u78c1\u76d8\u6bc1\u674e\u7a7a\u95f4\u5927\u5c0f\u547d\u4ee4<\/p>\n<p>df -h Df\u547d\u4ee4\u662flinux\u7cfb\u7edf\u4ee5\u78c1\u76d8\u5206\u533a\u4e3a\u5355\u4f4d\u67e5\u770b\u6587\u4ef6\u7cfb\u7edf\uff0c\u53ef\u4ee5\u52a0\u4e0a\u53c2\u6570\u67e5\u770b\u78c1\u76d8\u5269\u4f59\u7a7a\u95f4\u4fe1\u606f\uff0c\u547d\u656c\u4f59\u7edd\u4ee4\u683c\u5f0f\uff1a df -hl \u663e\u793a\u683c\u5f0f\u4e3a\uff1a \u6587\u4ef6\u7cfb\u7edf\u4eae\u59ff \u5bb9\u91cf \u5df2\u7528 \u53ef\u7528 \u5df2\u7528% \u6302\u8f7d\u70b9 Filesystem Size Used Avail Use% Mounted on \/dev\/hda2 45G 19G 24G 44% \/ \/dev\/hda1 494<\/p>\n<p>Linux\u64cd\u4f5c\u7cfb\u7edf\u662f\u57fa\u4e8eUNIX\u64cd\u4f5c\u7cfb\u7edf\u53d1\u5c55\u800c\u6765\u7684\u4e00\u79cd\u514b\u9686\u7cfb\u7edf\uff0c\u5b83\u8bde\u751f\u4e8e1991 \u5e74\u7684 10 \u67085 \u65e5\uff08\u8fd9\u662f\u4e4b\u4e00\u6b21\u6b63\u5f0f\u5411\u5916\u516c\u5e03\u7684\u65f6\u95f4\uff09\u3002\u4ee5\u540e\u501f\u52a9\u4e8eInternet\u7f51\u7edc\uff0c\u5e76\u901a\u8fc7\u5168\u4e16\u754c\u5404\u5730\u8ba1\u7b97\u673a\u7231\u597d\u8005\u7684\u5171\u540c\u52aa\u529b\uff0c\u5df2\u6210\u4e3a\u4eca\u5929\u4e16\u754c\u4e0a\u4f7f\u7528\u6700\u591a\u7684\u4e00\u79cdUNIX \u7c7b\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5e76\u4e14\u4f7f\u7528\u4eba\u6570\u8fd8\u5728\u8fc5\u731b\u589e\u957f\u3002<\/p>\n<\/p>\n<p>diskpart\u547d\u4ee4 \u4e00\u62db\u67e5\u6e05\u731c\u952e\u5146\u6539\u770b\u786c\u76d8\u662fMBR\u8fd8\u662f\u7b54\u5de7GPT\u683c\u5f0f<\/p>\n<p>c \u83b7\u53d6linux\u5185\u5b58\u5927\u5c0f\u7684\u4ecb\u7ecd\u5c31\u804a\u5230\u8fd9\u91cc\u5427\uff0c\u611f\u8c22\u4f60\u82b1\u65f6\u95f4\u9605\u8bfb\u672c\u7ad9\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8ec 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