{"id":1133,"date":"2023-07-27T09:11:42","date_gmt":"2023-07-27T09:11:42","guid":{"rendered":"https:\/\/hkc.nasclub.vip:667\/?p=1133"},"modified":"2025-03-05T16:51:38","modified_gmt":"2025-03-05T08:51:38","slug":"linux%e4%b8%ad%e5%88%a0%e9%99%a4%e6%8c%87%e5%ae%9a%e6%97%a5%e6%9c%9f%e4%b9%8b%e5%89%8d%e7%9a%84%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/hkc.nasclub.vip\/?p=1133","title":{"rendered":"Linux\u4e2d\u5220\u9664\u6307\u5b9a\u65e5\u671f\u4e4b\u524d\u7684\u6587\u4ef6"},"content":{"rendered":"
\n
\n
Linux\u4e2d\u6211\u4eec\u7ecf\u5e38\u4f1a\u5904\u7406\u4e00\u4e9b\u7a7a\u95f4\u5360\u7528\u95ee\u9898\uff0c\u53ef\u80fd\u4e0d\u77e5\u4e0d\u89c9\u4e2d\u4f60\u7684\u7cfb\u7edf\u53ef\u7528\u7a7a\u95f4\u5c31\u4e0d\u8db3\u4e86\uff0c\u5f88\u591a\u539f\u56e0\u5c31\u662f\u7cfb\u7edf\u4e2d\u6bcf\u5929\u90fd\u4ea7\u751f\u7740\u4e00\u7cfb\u5217\u6587\u4ef6\uff0c\u8fd9\u4e9b\u6076\u6587\u4ef6\u5360\u7528\u8fd9\u7cfb\u7edf\u7a7a\u95f4\uff0c\u8fd9\u91cc\u5c31\u4ee5\u65e5\u5fd7\u6587\u4ef6\u4e3a\u4f8b\uff0c\u4e00\u4e9b\u6ca1\u5fc5\u8981\u7684\u65e5\u5fd7\u6587\u4ef6\u53ef\u80fd\u4f1a\u6d6a\u8d39\u5f88\u591a\u7684\u7cfb\u7edf\u7a7a\u95f4\u3002\u6211\u4e5f\u66fe\u9047\u5230\u8fc7\uff0c\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e9b\u9519\u8bef\uff0c\u5bfc\u81f4\u65e5\u5fd7\u6587\u4ef6\u5927\u5c0f\u66b4\u589e\uff0c\u4e0d\u4e00\u4f1a\u7cfb\u7edf\u7a7a\u95f4\u5c31\u88ab\u5360\u6ee1\u4e86\u3002\u5404\u79cd\u5404\u6837\u7684\u60c5\u51b5\u53ef\u80fd\u8ba9\u6211\u4eec\u9700\u8981\u5b9a\u671f\u6e05\u7406\u6587\u4ef6\uff0c\u901a\u8fc7\u5b9a\u65f6\u4efb\u52a1<\/span>\u5220\u9664\u6307\u5b9a\u683c\u5f0f\u6587\u4ef6\u3002<\/p>\n

\u4e00\u3001\u6307\u5b9a\u65f6\u95f4+\u6307\u5b9a\u683c\u5f0f+\u6587\u4ef6+\u67e5\u627e\u4e0e\u5220\u9664<\/h2>\n

1.\u67e5\u627e<\/strong><\/p>\n

find path -mtime +day -name “filename”<\/p>\n

2.\u5220\u9664<\/strong><\/p>\n

find path -mtime +day -name “filename” -exec rm -rf {} \\;<\/p>\n

3.\u8be6\u89e3<\/strong><\/p>\n

find<\/strong>\uff1a\u67e5\u627e\u547d\u4ee4\uff0c\u67e5\u627e\u6307\u5b9a\u6587\u4ef6<\/p>\n

path<\/strong>\uff1a\u7edd\u5bf9\u8def\u5f84\uff0c\u6307\u5b9a\u7684\u9700\u8981\u5904\u7406\u7684\u6587\u4ef6\u7684\u8def\u5f84<\/p>\n

-mtime<\/strong>\uff1a\u6807\u51c6\u8bed\u6cd5\uff0c\u4f7f\u7528 find \u67e5\u627e\u7684\u65f6\u5019\u52a0\u4e0a-mtime \u53c2\u6570\uff0c\u5176\u542b\u4e49\u4e3a\u67e5\u627e\u5728\u6307\u5b9a\u65f6\u95f4\u66fe\u88ab\u66f4\u6539\u8fc7\u7684\u6587\u4ef6\u6216\u76ee\u5f55\uff0c\u5355\u4f4d\u4ee524\u5c0f\u65f6\u8ba1\u7b97<\/p>\n

+day<\/strong>\uff1a\u5929\u6570\uff0c\u8868\u793a\u67e5\u627e\u591a\u5c11\u5929\u4e4b\u524d\u7684\u6587\u4ef6<\/p>\n

-name<\/strong>\uff1a\u6807\u51c6\u8bed\u6cd5\uff0c\u4f7f\u7528find\u67e5\u627e\u7684\u65f6\u5019\u52a0\u4e0a-name\u53c2\u6570\uff0c\u8868\u793a\u67e5\u627e\u6307\u5b9a\u6587\u4ef6\u540d\u7684\u6587\u4ef6<\/p>\n

filename<\/strong>\uff1a\u6307\u5b9a\u7684\u6587\u4ef6\u540d\uff0c\u53ef\u4ee5\u662f\u5e26*\u7684\u6cdb\u6307<\/p>\n

exec<\/strong>\uff1a\u56fa\u5b9a\u5199\u6cd5\uff0c\u52a0\u4e0a-exec \u53c2\u6570\u53ef\u4ee5\u5b9e\u73b0\u5220\u9664\uff0c\u53c2\u6570\u542b\u4e49\u4e3a\u5047\u8bbefind\u6307\u4ee4\u7684\u56de\u4f20\u503c\u4e3aTrue\uff0c\u5c31\u6267\u884c\u8be5\u6307\u4ee4<\/p>\n

rm -rf<\/strong>\uff1a\u5f3a\u5236+\u9012\u5f52\u5220\u9664\uff0c\u6240\u6709\u6587\u4ef6\u5939\u548c\u6587\u4ef6<\/p>\n

{} \\ ;<\/strong>\uff1a\u56fa\u5b9a\u5199\u6cd5\uff0c\u4e00\u5bf9\u5927\u62ec\u53f7+\u7a7a\u683c+\uff1b<\/p>\n

\u4e8c\u3001\u8bbe\u7f6e\u5b9a\u65f6\u6267\u884c\u547d\u4ee4<\/h2>\n

\u4e0a\u9762\u4ecb\u7ecd\u4e86\u5220\u9664\u6307\u5b9a\u683c\u5f0f\u6587\u4ef6\u7684\u547d\u4ee4\uff0c\u90a3\u6bcf\u6b21\u624b\u52a8\u6267\u884c\u5fc5\u7136\u5f88\u4e0d\u65b9\u4fbf\uff0cLinux\u4e2d\u7684cronb\u6b63\u597d\u6ee1\u8db3\u4e86\u6211\u4eec\u5b9a\u65f6\u6267\u884c\u547d\u4ee4\u7684\u9700\u6c42\u3002
\n1.\u521b\u5efa\u6267\u884c\u5b9a\u671f\u5220\u9664\u7684\u811a\u672c\u6587\u4ef6<\/p>\n

touch \/opt\/soft\/bin\/auto-del-7-days-ago-log.sh<\/pre>\n
2.\u7ed9\u8be5\u811a\u672c\u6587\u4ef6\u53ef\u6267\u884c\u6743\u9650<\/p>\n
chmod +x auto-del-7-days-ago-log.sh<\/pre>\n
3.\u7f16\u8f91\u6267\u884c\u5220\u9664\u7684\u811a\u672c<\/p>\n
vi auto-del-7-days-ago-log.sh<\/pre>\n
#!\/bin\/shfind path -mtime +7 -name \"filename\" -exec rm -rf {} \\;<\/pre>\n
4.\u5728\u5b9a\u65f6\u4efb\u52a1\u4e2d\u6dfb\u52a0\u8be5\u811a\u672c\uff0c\u8bbe\u7f6e\u5b9a\u65f6\u6267\u884c<\/p>\n
crontab -e\r\n0 0 * * * \/opt\/soft\/log\/auto-del-7-days-ago-log.sh#\u8868\u793a\u6bcf\u592900\uff1a00\u6267\u884c\u8be5\u5220\u9664\u811a\u672c\u3002<\/pre>\n
\u524d\u4e94\u4f4d\u5206\u522b\u8868\u793a\uff1a\u5206\u3001\u65f6\u3001\u65e5\u3001\u6708\u3001\u5468<\/strong><\/p>\n
\u4e09\u3001crontab<\/a>\u547d\u4ee4<\/h2>\n
\uff081\uff09\u5b9a\u4e49<\/strong>crontab\u662f\u7528\u6765\u5b9a\u671f\u6267\u884c\u7a0b\u5e8f\u7684\u547d\u4ee4\u3002
\ncrond \u547d\u4ee4\u6bcf\u5206\u949f\u4f1a\u5b9a\u671f\u68c0\u67e5\u662f\u5426\u6709\u8981\u6267\u884c\u7684\u5de5\u4f5c\uff0c\u5982\u679c\u6709\u8981\u6267\u884c\u7684\u5de5\u4f5c\u4fbf\u4f1a\u81ea\u52a8\u6267\u884c\u8be5\u5de5\u4f5c\u3002<\/p>\n
\u4f5c\u7528\u9014\u5f84\uff1a\u7cfb\u7edf\u5468\u671f\u6027\u6240\u8981\u6267\u884c\u7684\u5de5\u4f5c\uff1b\u7528\u6237\u81ea\u5b9a\u4e49\u7684\u4efb\u52a1\uff0c\u4f8b\u5982\u672c\u6587\u6240\u8a00\u3002<\/p>\n
\uff082\uff09\u8bed\u6cd5<\/strong><\/p>\n
crontab [ -u user ] file\r\n\u6216\r\ncrontab [ -u user ] { -l | -r | -e }\r\ncrontab:\r\n\u7528\u6765\u8ba9\u4f7f\u7528\u8005\u5728\u56fa\u5b9a\u65f6\u95f4\u6216\u56fa\u5b9a\u95f4\u9694\u6267\u884c\u7a0b\u5e8f\u4e4b\u7528\uff0c\u6362\u53e5\u8bdd\u8bf4\uff0c\u4e5f\u5c31\u662f\u7c7b\u4f3c\u4f7f\u7528\u8005\u7684\u65f6\u7a0b\u8868\u3002\r\n-u user:\r\n\u6307\u8bbe\u5b9a\u6307\u5b9a user \u7684\u65f6\u7a0b\u8868\uff0c\u8fd9\u4e2a\u524d\u63d0\u662f\u4f60\u5fc5\u987b\u8981\u6709\u5176\u6743\u9650(\u6bd4\u5982\u8bf4\u662f root)\u624d\u80fd\u591f\u6307\u5b9a\u4ed6\u4eba\u7684\u65f6\u7a0b\u8868\u3002\u5982\u679c\u4e0d\u4f7f\u7528 -u user \u7684\u8bdd\uff0c\u5c31\u662f\u8868\u793a\u8bbe\u5b9a\u81ea\u5df1\u7684\u65f6\u7a0b\u8868\u3002\r\n-e:\r\n\u6267\u884c\u6587\u5b57\u7f16\u8f91\u5668\u6765\u8bbe\u5b9a\u65f6\u7a0b\u8868\uff0c\u5185\u5b9a\u7684\u6587\u5b57\u7f16\u8f91\u5668\u662f VI\uff0c\u5982\u679c\u4f60\u60f3\u7528\u522b\u7684\u6587\u5b57\u7f16\u8f91\u5668\uff0c\u5219\u8bf7\u5148\u8bbe\u5b9a VISUAL \u73af\u5883\u53d8\u6570\u6765\u6307\u5b9a\u4f7f\u7528\u90a3\u4e2a\u6587\u5b57\u7f16\u8f91\u5668(\u6bd4\u5982\u8bf4 setenv VISUAL joe)\r\n-r:\r\n\u5220\u9664\u76ee\u524d\u7684\u65f6\u7a0b\u8868\r\n-l:\r\n\u5217\u51fa\u76ee\u524d\u7684\u65f6\u7a0b\u8868<\/pre>\n
\uff083\uff09\u5b9a\u65f6\u4efb\u52a1\u5185\u5bb9\u8bed\u6cd5\u4ecb\u7ecd<\/strong><\/p>\n
f1 f2 f3 f4 f5 program<\/pre>\n
f1:\u5206\u949f\r\nf2:\u5c0f\u65f6\r\nf3:\u4e00\u4e2a\u6708\u4efd\u4e2d\u7684\u7b2c\u51e0\u65e5\r\nf4:\u6708\u4efd\r\nf5:\u4e00\u4e2a\u661f\u671f\u4e2d\u7684\u7b2c\u51e0\u5929\r\nprogram:\u8981\u6267\u884c\u7684\u7a0b\u5e8f\uff0c\u901a\u5e38\u662fshell\u811a\u672c\u6587\u4ef6\r\n\r\n\u6ce8\u610f\uff1a\r\nfn\u4e3a*\u65f6\uff0c\u8868\u793a\u6bcf\u5206\u949f\uff08\u5c0f\u65f6\/\u5929...\uff09\u90fd\u8981\u6267\u884cprogram\uff1b\r\nfn\u4e3am~n\u65f6\uff0c\u8868\u793a\u4ece\u7b2cm\u5206\u949f\uff08\u5c0f\u65f6\/\u5929...\uff09\u5230\u7b2cn\u5206\u949f\uff08\u5c0f\u65f6\/\u5929...\uff09\u8fd9\u6bb5\u65f6\u95f4\u5185\u90fd\u8981\u6267\u884cprogram\uff1b\r\nfn\u4e3a*\/n\u65f6\uff0c\u8868\u793a\u6bcfn\u5206\u949f\uff08\u5c0f\u65f6\/\u5929...\uff09\u65f6\u95f4\u95f4\u9694\u6267\u884c\u4e00\u6b21\uff1b\r\nfn\u4e3aa,b,c...\u65f6\uff0c\u8868\u793a\u7b2ca,b,c,...\u5206\u949f\uff08\u5c0f\u65f6\/\u5929...\uff09\u8981\u6267\u884c\uff1b\r\n\r\n*  *  *  *  *\r\n-  -  -  -  -\r\n|  |  |  |  |\r\n|  |  |  |  +----- \u661f\u671f\u4e2d\u661f\u671f\u51e0 (0 - 7) (\u661f\u671f\u5929 \u4e3a0)\r\n|  |  |  +---------- \u6708\u4efd (1 - 12)\r\n|  |  +--------------- \u4e00\u4e2a\u6708\u4e2d\u7684\u7b2c\u51e0\u5929 (1 - 31)\r\n|  +-------------------- \u5c0f\u65f6 (0 - 23)\r\n+------------------------- \u5206\u949f (0 - 59)<\/pre>\n
\u7528\u6237\u4e5f\u53ef\u4ee5\u5c06\u6240\u6709\u7684\u8bbe\u5b9a\u5148\u5b58\u653e\u5728\u6587\u4ef6\u4e2d\uff0c\u7528crontab filename\u7684\u65b9\u5f0f\u6765\u8bbe\u5b9a\u6267\u884c\u65f6\u95f4\u3002<\/p>\n
\uff084\uff09\u5b9e\u4f8b<\/strong><\/p>\n
* * * * * \/bin\/ls\r\n# \u6bcf\u4e00\u5206\u949f\u6267\u884c\u4e00\u6b21 \/bin\/ls\r\n\r\n0 6-12\/3 * 12 * \/usr\/bin\/backup\r\n# \u572812\u6708\u5185,\u6bcf\u5929\u7684\u65e9\u4e0a6\u70b9\u523012\u70b9\uff0c\u6bcf\u96943\u4e2a\u5c0f\u65f60\u5206\u949f\u6267\u884c\u4e00\u6b21 \/usr\/bin\/backup\r\n\r\n0 17 * * 1-5 mail -s \"hi\" alex@domain.name < \/tmp\/maildata\r\n# \u5468\u4e00\u5230\u5468\u4e94\u6bcf\u5929\u4e0b\u5348 5:00 \u5bc4\u4e00\u5c01\u4fe1\u7ed9 alex@domain.name\r\n\r\n20 0-23\/2 * * * echo \"haha\"\r\n# \u6bcf\u6708\u6bcf\u5929\u7684\u5348\u591c0\u70b920\u5206,2\u70b920\u5206,4\u70b920\u5206....\u6267\u884c echo \"haha\"\r\n\r\n0 *\/2 * * * \/sbin\/service httpd restart\r\n# \u6bcf\u4e24\u4e2a\u5c0f\u65f6\u91cd\u542f\u4e00\u6b21apache \r\n\r\n50 7 * * * \/sbin\/service sshd start\r\n# \u6bcf\u59297\uff1a50\u5f00\u542fssh\u670d\u52a1 \r\n\r\n50 22 * * * \/sbin\/service sshd stop\r\n# \u6bcf\u592922\uff1a50\u5173\u95edssh\u670d\u52a1 \r\n\r\n0 0 1,15 * * fsck \/home\r\n# \u6bcf\u67081\u53f7\u548c15\u53f7\u68c0\u67e5\/home \u78c1\u76d8 \r\n\r\n1 * * * * \/home\/bruce\/backup\r\n# \u6bcf\u5c0f\u65f6\u7684\u7b2c\u4e00\u5206\u6267\u884c \/home\/bruce\/backup\u8fd9\u4e2a\u6587\u4ef6 \r\n\r\n00 03 * * 1-5 find \/home \"*.xxx\" -mtime +4 -exec rm {} \\;\r\n# \u6bcf\u5468\u4e00\u81f3\u5468\u4e943\u70b9\u949f\uff0c\u5728\u76ee\u5f55\/home\u4e2d\uff0c\u67e5\u627e\u6587\u4ef6\u540d\u4e3a*.xxx\u7684\u6587\u4ef6\uff0c\u5e76\u5220\u96644\u5929\u524d\u7684\u6587\u4ef6\u3002\r\n\r\n30 6 *\/10 * * ls\r\n# \u6bcf\u6708\u76841\u300111\u300121\u300131\u65e5\u662f\u76846\uff1a30\u6267\u884c\u4e00\u6b21ls\u547d\u4ee4<\/pre>\n<\/div>\n<\/div>\n
\u56db\u3001find\u547d\u4ee4\uff1a<\/h4>\n
\u57fa\u672c\u8bed\u6cd5<\/span><\/h5>\n
find [path...] [expression]<\/span><\/code><\/div>\n
    \n
  • path<\/span><\/code>\uff1a\u8981\u641c\u7d22\u7684\u8def\u5f84\uff0c\u53ef\u4ee5\u662f\u4e00\u4e2a\u6216\u591a\u4e2a\u76ee\u5f55\u8def\u5f84\u3002\u5982\u679c\u4e0d\u6307\u5b9a\u8def\u5f84\uff0c\u9ed8\u8ba4\u4ece\u5f53\u524d\u76ee\u5f55\u5f00\u59cb\u641c\u7d22\u3002<\/span><\/li>\n
  • expression<\/span><\/code>\uff1a\u7528\u4e8e\u6307\u5b9a\u641c\u7d22\u6761\u4ef6\uff0c\u53ef\u5305\u62ec\u6587\u4ef6\u540d\u3001\u6587\u4ef6\u7c7b\u578b\u3001\u6587\u4ef6\u5927\u5c0f\u3001\u4fee\u6539\u65f6\u95f4\u7b49\u5404\u79cd\u5c5e\u6027\u3002<\/span><\/li>\n<\/ul>\n
    \u5e38\u7528\u9009\u9879\u4e0e\u7528\u6cd5<\/span><\/h5>\n
    \u6309\u6587\u4ef6\u540d\u67e5\u627e<\/span><\/p>\n
      \n
    • -name<\/span><\/code>\uff1a\u6309\u7167\u6587\u4ef6\u540d\u8fdb\u884c\u7cbe\u786e\u5339\u914d\u67e5\u627e\u3002\u4f8b\u5982\uff0c<\/span>find \/home -name \"test.txt\"<\/span><\/code>\u8868\u793a\u5728<\/span>\/home<\/span><\/code>\u76ee\u5f55\u53ca\u5176\u5b50\u76ee\u5f55\u4e0b\u67e5\u627e\u540d\u4e3a<\/span>test.txt<\/span><\/code>\u7684\u6587\u4ef6\u3002<\/span><\/li>\n<\/ul>\n
      \u67e5\u627e\u4ee5\u00a0.txt\u00a0\u7ed3\u5c3e\u7684\u6587\u4ef6\uff1afind . -name “*.txt”<\/p>\n
      \u67e5\u627e\u4ee5\u00a0abc\u00a0\u5f00\u5934\u7684\u6587\u4ef6\uff1afind . -name “abc*”<\/p>\n
      \u67e5\u627e\u4ee5\u00a0test\u00a0\u5f00\u5934\uff0c\u540e\u9762\u8ddf\u7740\u4e00\u4e2a\u5b57\u7b26\uff0c\u518d\u8ddf\u7740\u00a0.txt\u00a0\u7684\u6587\u4ef6\uff1afind . -name “test?.txt”<\/p>\n
        \n
      • -iname<\/span><\/code>\uff1a\u4e0e<\/span>-name<\/span><\/code>\u7c7b\u4f3c\uff0c\u4f46\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u3002\u5982<\/span>find \/home -iname \"TEST.TXT\"<\/span><\/code>\u4e5f\u80fd\u627e\u5230<\/span>test.txt<\/span><\/code>\u6587\u4ef6\u3002<\/span><\/li>\n<\/ul>\n
        \u6309\u6587\u4ef6\u7c7b\u578b\u67e5\u627e<\/span><\/p>\n
          \n
        • -type<\/span><\/code>\uff1a\u6839\u636e\u6587\u4ef6\u7c7b\u578b\u67e5\u627e\u3002\u5e38\u89c1\u7684\u6587\u4ef6\u7c7b\u578b\u6709\uff1a<\/span>\n
            \n
          • f<\/span><\/code>\uff1a\u666e\u901a\u6587\u4ef6\u3002\u4f8b\u5982<\/span>find \/var -type f<\/span><\/code>\u4f1a\u5728<\/span>\/var<\/span><\/code>\u76ee\u5f55\u4e0b\u67e5\u627e\u6240\u6709\u666e\u901a\u6587\u4ef6\u3002<\/span><\/li>\n
          • d<\/span><\/code>\uff1a\u76ee\u5f55\u3002<\/span>find \/etc -type d<\/span><\/code>\u7528\u4e8e\u67e5\u627e<\/span>\/etc<\/span><\/code>\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u5b50\u76ee\u5f55\u3002<\/span><\/li>\n
          • l<\/span><\/code>\uff1a\u7b26\u53f7\u94fe\u63a5\u3002<\/span>find \/usr -type l<\/span><\/code>\u53ef\u67e5\u627e<\/span>\/usr<\/span><\/code>\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u7b26\u53f7\u94fe\u63a5\u6587\u4ef6\u3002<\/span><\/li>\n
          • c<\/code>\uff1a\u5b57\u7b26\u8bbe\u5907<\/li>\n
          • b<\/code>\uff1a\u5757\u8bbe\u5907<\/li>\n
          • s<\/code>\uff1a\u5957\u63a5\u5b57<\/li>\n
          • p<\/code>\uff1a\u547d\u540d\u7ba1\u9053<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
            \u6309\u6587\u4ef6\u5927\u5c0f\u67e5\u627e<\/span><\/p>\n
              \n
            • -size<\/span><\/code>\uff1a\u6309\u7167\u6587\u4ef6\u5927\u5c0f\u6765\u67e5\u627e\u3002\u4f8b\u5982\uff1a<\/span>\n
                \n
              • find \/home -size +10M<\/span><\/code>\uff1a\u67e5\u627e<\/span>\/home<\/span><\/code>\u76ee\u5f55\u4e0b\u5927\u4e8e 10MB \u7684\u6587\u4ef6\u3002<\/span><\/li>\n
              • find \/home -size -100k<\/span><\/code>\uff1a\u67e5\u627e<\/span>\/home<\/span><\/code>\u76ee\u5f55\u4e0b\u5c0f\u4e8e 100KB \u7684\u6587\u4ef6\u3002<\/span><\/li>\n
              • find \/home -size 100M<\/span><\/code>\uff1a\u67e5\u627e<\/span>\/home<\/span><\/code>\u76ee\u5f55\u4e0b\u6070\u597d\u4e3a 100MB \u7684\u6587\u4ef6\u3002<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
                \u6309\u6587\u4ef6\u65f6\u95f4\u67e5\u627e<\/span><\/p>\n
                  \n
                • -mtime<\/span><\/code>\uff1a\u6839\u636e\u6587\u4ef6\u7684\u4fee\u6539\u65f6\u95f4\u6765\u67e5\u627e\u3002\u4ee5\u5929\u4e3a\u5355\u4f4d\uff0c\u4f8b\u5982\uff1a<\/span>\n
                    \n
                  • find \/var\/log -mtime +7<\/span><\/code>\uff1a\u67e5\u627e<\/span>\/var\/log<\/span><\/code>\u76ee\u5f55\u4e0b\u4fee\u6539\u65f6\u95f4\u8d85\u8fc7 7 \u5929\u7684\u6587\u4ef6\u3002<\/span><\/li>\n
                  • find \/var\/log -mtime -1<\/span><\/code>\uff1a\u67e5\u627e<\/span>\/var\/log<\/span><\/code>\u76ee\u5f55\u4e0b\u6628\u5929\u4ee5\u5185\u4fee\u6539\u8fc7\u7684\u6587\u4ef6\u3002<\/span><\/li>\n<\/ul>\n<\/li>\n
                  • -ctime<\/span><\/code>\uff1a\u6839\u636e\u6587\u4ef6\u7684\u72b6\u6001\u6539\u53d8\u65f6\u95f4\u6765\u67e5\u627e\uff0c\u540c\u6837\u4ee5\u5929\u4e3a\u5355\u4f4d\u3002<\/span><\/li>\n
                  • -atime<\/span><\/code>\uff1a\u6839\u636e\u6587\u4ef6\u7684\u8bbf\u95ee\u65f6\u95f4\u6765\u67e5\u627e\uff0c\u4ee5\u5929\u4e3a\u5355\u4f4d\u3002<\/span><\/li>\n<\/ul>\n
                    \u6309\u6587\u4ef6\u6743\u9650\u67e5\u627e<\/span><\/p>\n
                      \n
                    • -perm<\/span><\/code>\uff1a\u6309\u7167\u6587\u4ef6\u7684\u6743\u9650\u6765\u67e5\u627e\u3002\u4f8b\u5982\uff1a<\/span>\n
                        \n
                      • find \/home -perm 755<\/span><\/code>\uff1a\u67e5\u627e<\/span>\/home<\/span><\/code>\u76ee\u5f55\u4e0b\u6743\u9650\u4e3a 755 \u7684\u6587\u4ef6\u548c\u76ee\u5f55\u3002<\/span><\/li>\n
                      • find \/home -perm -u=rwx,g=rx,o=rx<\/span><\/code>\uff1a\u67e5\u627e<\/span>\/home<\/span><\/code>\u76ee\u5f55\u4e0b\u6240\u6709\u8005\u6709\u8bfb\u5199\u6267\u884c\u6743\u9650\uff0c\u7ec4\u7528\u6237\u548c\u5176\u4ed6\u7528\u6237\u6709\u8bfb\u548c\u6267\u884c\u6743\u9650\u7684\u6587\u4ef6\u3002<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
                        \u7ec4\u5408\u6761\u4ef6\u67e5\u627e<\/p>\n
                          \n
                        • \u53ef\u4ee5\u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26-and<\/code>\uff08\u4e5f\u53ef\u7701\u7565\u4e3a\u7a7a\u683c\uff09\u3001-or<\/code>\u3001-not<\/code>\u6765\u7ec4\u5408\u591a\u4e2a\u67e5\u627e\u6761\u4ef6\u3002\u4f8b\u5982\uff1a\n
                            \n
                          • find \/home -name \"*.txt\" -and -size +1M<\/code>\uff1a\u5728\/home<\/code>\u76ee\u5f55\u4e0b\u67e5\u627e\u5927\u5c0f\u5927\u4e8e 1MB \u7684\u6587\u672c\u6587\u4ef6\u3002<\/li>\n
                          • find \/home -name \"test.txt\" -or -name \"example.txt\"<\/code>\uff1a\u5728\/home<\/code>\u76ee\u5f55\u4e0b\u67e5\u627e\u540d\u4e3atest.txt<\/code>\u6216example.txt<\/code>\u7684\u6587\u4ef6\u3002<\/li>\n
                          • find \/home -not -name \"*.log\"<\/code>\uff1a\u5728\/home<\/code>\u76ee\u5f55\u4e0b\u67e5\u627e\u4e0d\u662f\u4ee5.log<\/code>\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
                            \u6267\u884c\u64cd\u4f5c<\/p>\n
                              \n
                            • -exec<\/code>\uff1a\u5bf9\u67e5\u627e\u5230\u7684\u6587\u4ef6\u6267\u884c\u6307\u5b9a\u7684\u547d\u4ee4\u3002\u4f8b\u5982\uff1a\n
                                \n
                              • find \/home -name \"*.bak\" -exec rm {} \\;<\/code>\uff1a\u5728\/home<\/code>\u76ee\u5f55\u4e0b\u67e5\u627e\u6240\u6709\u4ee5.bak<\/code>\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\uff0c\u5e76\u5220\u9664\u5b83\u4eec\u3002{}<\/code>\u8868\u793a\u67e5\u627e\u5230\u7684\u6587\u4ef6\u8def\u5f84\uff0c\\;<\/code>\u8868\u793a\u547d\u4ee4\u7ed3\u675f\u3002<\/li>\n
                              • find \/home -name \"*.txt\" -exec grep \"hello\" {} \\;<\/code>\uff1a\u5728\/home<\/code>\u76ee\u5f55\u4e0b\u67e5\u627e\u6240\u6709\u6587\u672c\u6587\u4ef6\uff0c\u5e76\u5728\u6bcf\u4e2a\u6587\u4ef6\u4e2d\u67e5\u627e\u5305\u542bhello<\/code>\u7684\u884c\u3002<\/li>\n<\/ul>\n<\/li>\n
                              • -ok<\/code>\uff1a\u4e0e-exec<\/code>\u7c7b\u4f3c\uff0c\u4f46\u5728\u6267\u884c\u547d\u4ee4\u524d\u4f1a\u63d0\u793a\u7528\u6237\u786e\u8ba4\u3002<\/li>\n<\/ul>\n
                                \u5176\u4ed6\u9009\u9879<\/h5>\n
                                  \n
                                • -maxdepth<\/code>\uff1a\u9650\u5236\u67e5\u627e\u7684\u6700\u5927\u6df1\u5ea6\u3002\u4f8b\u5982find \/home -maxdepth 2 -name \"*.conf\"<\/code>\u8868\u793a\u5728\/home<\/code>\u76ee\u5f55\u4e0b\u6700\u591a\u53ea\u6df1\u5165\u4e24\u5c42\u5b50\u76ee\u5f55\u67e5\u627e\u4ee5.conf<\/code>\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u3002<\/li>\n
                                • -mindepth<\/code>\uff1a\u8bbe\u7f6e\u67e5\u627e\u7684\u6700\u5c0f\u6df1\u5ea6\u3002find \/home -mindepth 1 -name \"*.log\"<\/code>\u8868\u793a\u5728\/home<\/code>\u76ee\u5f55\u4e0b\u81f3\u5c11\u4ece\u7b2c\u4e00\u5c42\u5b50\u76ee\u5f55\u5f00\u59cb\u67e5\u627e\u4ee5.log<\/code>\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u3002<\/li>\n<\/ul>\n
                                  find<\/code>\u547d\u4ee4\u8fd8\u6709\u8bb8\u591a\u5176\u4ed6\u9009\u9879\u548c\u7528\u6cd5\uff0c\u53ef\u901a\u8fc7man find<\/code>\u547d\u4ee4\u67e5\u770b\u5b8c\u6574\u7684\u624b\u518c\u9875\u4ee5\u83b7\u53d6\u66f4\u8be6\u7ec6\u7684\u4fe1\u606f\u3002<\/div>\n
                                  \u8981\u5220\u9664\u7cfb\u7edf\u4e2d\u65e7\u6587\u4ef6\uff0c\u5c31\u9700\u8981\u4f7f\u7528\u547d\u4ee4\uff1a<\/p>\n
                                  \n
                                  \n
                                  \n
                                  #find \/tmp -mtime +30 -type f -name *.sh[ab] -exec rm -f {} \\;<\/pre>\n
                                  \u5047\u5982\u5728\u4e00\u4e2a\u76ee\u5f55\u4e2d\u4fdd\u7559\u6700\u8fd130\u5929\u7684\u6587\u4ef6\uff0c30\u5929\u524d\u7684\u6587\u4ef6\u81ea\u52a8\u5220\u9664<\/p>\n
                                  #find \/tmp -mtime +30 -type f -name *.sh[ab] -exec rm -f {} \\;<\/p>\n
                                  \/tmp –\u8bbe\u7f6e\u67e5\u627e\u7684\u76ee\u5f55\uff1b<\/p>\n
                                  -mtime +30 –\u8bbe\u7f6e\u65f6\u95f4\u4e3a30\u5929\u524d\uff1b<\/p>\n
                                  -type f –\u8bbe\u7f6e\u67e5\u627e\u7684\u7c7b\u578b\u4e3a\u6587\u4ef6\uff1b<\/p>\n
                                  -name *.sh[ab] –\u8bbe\u7f6e\u6587\u4ef6\u540d\u79f0\u4e2d\u5305\u542bsha\u6216\u8005shb\uff1b<\/p>\n
                                  -exec rm -f –\u67e5\u627e\u5b8c\u6bd5\u540e\u6267\u884c\u5220\u9664\u64cd\u4f5c\uff1b<\/p>\n
                                  \u63d0\u793a\uff1a\u5c06\u6b64\u547d\u4ee4\u5199\u5165crontab\u540e\u5373\u53ef\u81ea\u52a8\u5b8c\u6210\u67e5\u627e\u5e76\u5220\u9664\u7684\u5de5\u4f5c<\/p>\n
                                  \u53e6\u5916\u7684\u65b9\u6cd5\u5927\u540c\u5c0f\u5f02<\/p>\n
                                  #find . -mtime +30 -type f | xargs rm -rf<\/p>\n
                                  $find . -type f -cmin +10 -exec rm -rf *.xml {} \\;<\/p>\n
                                  find . type f -name “debug*” -atime +3 -exec rm -f {} \\;<\/p>\n
                                  \u9996\u5148cd\u8fdb\u5165\u76ee\u5f55:<\/p>\n
                                  find . -name “*~” -exec rm {} \\;<\/p>\n
                                  find . -ctime +n -exec -exec rm -vi {} \\;<\/p>\n
                                  \u8fd9\u91cc\u7684+n\u662f\u6307\u591a\u5c11\u5929\u4ee5\u524d,\u6bd4\u5982:+7<\/p>\n
                                  find . -ctime +7 -exec -exec rm -vi {} \\;<\/p>\n
                                  \u5982\u679c\u4e0d\u60f3\u624b\u52a8\u786e\u8ba4,\u628a\u547d\u4ee4\u4e2d\u7684-vi\u6539\u6210-fv<\/p>\n
                                  \u00a0<\/strong><\/h5>\n
                                  \u4f7f\u7528find\u65f6\u8981\u533a\u5206\u6e05\u695aatime\uff0cctime\uff0cmtime\u7684\u533a\u522b\uff0c\u4e00\u822c\u90fd\u4f7f\u7528mtime\u6765\u67e5\u627e\uff0c\u56e0\u4e3a\u5728ls -al\u663e\u793a\u51fa\u6765\u7684\u5c31\u662fmtime\u65f6\u95f4\u6233\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a \uff03 find $PAHT -mtime +3 -ok rm {} \\; \u5728\u4ea4\u4e92\u6a21\u5f0f\u4e0b\u5220\u9664\u6bd4\u8f83\u4fdd\u9669\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
                                  Linux\u4e2d\u6211\u4eec\u7ecf\u5e38\u4f1a\u5904\u7406\u4e00\u4e9b\u7a7a...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,4,6],"tags":[],"class_list":["post-1133","post","type-post","status-publish","format-standard","hentry","category-hkc","category-linux","category-synology"],"_links":{"self":[{"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=\/wp\/v2\/posts\/1133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1133"}],"version-history":[{"count":3,"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=\/wp\/v2\/posts\/1133\/revisions"}],"predecessor-version":[{"id":1685,"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=\/wp\/v2\/posts\/1133\/revisions\/1685"}],"wp:attachment":[{"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hkc.nasclub.vip\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}