{"id":52270,"date":"2024-12-03T10:30:54","date_gmt":"2024-12-03T02:30:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52270\/"},"modified":"2024-12-03T10:30:54","modified_gmt":"2024-12-03T02:30:54","slug":"linux%e6%9f%a5%e7%9c%8b%e6%97%a5%e5%bf%97%e7%9a%84%e5%91%bd%e4%bb%a4%e6%9c%89%e5%93%aa%e4%ba%9b","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52270\/","title":{"rendered":"linux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u54ea\u4e9b"},"content":{"rendered":"

<\/b> <\/p>\n

linux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u54ea\u4e9b<\/h1>\n

\u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300alinux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

\n

linux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\uff1a1\u3001tail\u547d\u4ee4\uff0c\u53ef\u67e5\u770b\u5b9e\u65f6\u53d8\u5316\u7684\u65e5\u5fd7\uff0c\u8bed\u6cd5\u201ctail[\u5fc5\u8981\u53c2\u6570][\u9009\u62e9\u53c2\u6570][\u6587\u4ef6]\u201d\uff1b2\u3001head\u547d\u4ee4\uff0c\u53ef\u67e5\u770b\u524d\u591a\u5c11\u884c\u65e5\u5fd7\uff0c\u8bed\u6cd5\u201chead -n  \u884c\u6570 \u6587\u4ef6\u201d\uff1b3\u3001cat\u547d\u4ee4\uff0c\u53ef\u641c\u7d22\u5173\u952e\u5b57\u9644\u8fd1\u7684\u65e5\u5fd7\uff1b4\u3001more\u547d\u4ee4\uff0c\u80fd\u4ee5\u5168\u5c4f\u5e55\u7684\u65b9\u5f0f\u6309\u9875\u663e\u793a\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\uff1b5\u3001sed\u547d\u4ee4\uff0c\u53ef\u4ee5\u67e5\u627e\u65e5\u5fd7\u6587\u4ef6\u7279\u5b9a\u7684\u4e00\u6bb5\uff1b6\u3001less\u547d\u4ee4\uff0c\u53ef\u4ee5\u67e5\u627e\u65e5\u5fd7\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n<\/blockquote>\n

\u4f5c\u4e3a\u4e00\u540d\u540e\u7aef\u7a0b\u5e8f\u5458\uff0c\u548cLinux\u6253\u4ea4\u9053\u7684\u5730\u65b9\u5f88\u591a\uff0c\u4e0d\u4f1a\u770bLinux\u65e5\u5fd7\uff0c\u975e\u5e38\u5bb9\u6613\u53d7\u5230\u6765\u81ea\u540c\u4e8b\u548c\u9762\u8bd5\u5b98\u7684\u5632\u8bbd\uff0c\u6240\u4ee5\u638c\u63e1\u4e00\u79cd\u6216\u8005\u51e0\u79cd\u67e5\u770b\u65e5\u5fd7\u7684\u65b9\u6cd5\u975e\u5e38\u91cd\u8981\u3002<\/p>\n

Linux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u591a\u79cd: tail\u3001cat\u3001tac\u3001head\u3001echo\u7b49\uff0c\u672c\u6587\u53ea\u4ecb\u7ecd\u51e0\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n

1\u3001tail–\u67e5\u770b\u5b9e\u65f6\u53d8\u5316\u7684\u65e5\u5fd7<\/strong><\/h3>\n

\u547d\u4ee4\u683c\u5f0f\uff1atail[\u5fc5\u8981\u53c2\u6570][\u9009\u62e9\u53c2\u6570][\u6587\u4ef6]<\/code><\/p>\n

    \n
  • \n

    -f \u5faa\u73af\u8bfb\u53d6<\/p>\n<\/li>\n

  • \n

    -q \u4e0d\u663e\u793a\u5904\u7406\u4fe1\u606f<\/p>\n<\/li>\n

  • \n

    -v \u663e\u793a\u8be6\u7ec6\u7684\u5904\u7406\u4fe1\u606f<\/p>\n<\/li>\n

  • \n

    -c<\u6570\u76ee> \u663e\u793a\u7684\u5b57\u8282\u6570<\/p>\n<\/li>\n

  • \n

    -n<\u884c\u6570> \u663e\u793a\u884c\u6570<\/p>\n<\/li>\n

  • \n

    -q, –quiet, –silent \u4ece\u4e0d\u8f93\u51fa\u7ed9\u51fa\u6587\u4ef6\u540d\u7684\u9996\u90e8<\/p>\n<\/li>\n

  • \n

    -s, –sleep-interval=S \u4e0e-f\u5408\u7528,\u8868\u793a\u5728\u6bcf\u6b21\u53cd\u590d\u7684\u95f4\u9694\u4f11\u7720S\u79d2<\/p>\n<\/li>\n<\/ul>\n

    \u7528\u6cd5\u5982\u4e0b\uff1a<\/p>\n

    tail  -n  10   test.log   \u67e5\u8be2\u65e5\u5fd7\u5c3e\u90e8\u6700\u540e10\u884c\u7684\u65e5\u5fd7;\r\ntail  -n +10   test.log   \u67e5\u8be210\u884c\u4e4b\u540e\u7684\u6240\u6709\u65e5\u5fd7;\r\ntail  -fn 10   test.log   \u5faa\u73af\u5b9e\u65f6\u67e5\u770b\u6700\u540e1000\u884c\u8bb0\u5f55(\u6700\u5e38\u7528\u7684)<\/code><\/pre>\n
    \u4e00\u822c\u8fd8\u4f1a\u914d\u5408\u7740grep\u7528\uff0c\u4f8b\u5982 :<\/p>\n
     tail -fn 1000 test.log | grep '\u5173\u952e\u5b57'<\/pre>\n
    \u5982\u679c\u4e00\u6b21\u6027\u67e5\u8be2\u7684\u6570\u636e\u91cf\u592a\u5927,\u53ef\u4ee5\u8fdb\u884c\u7ffb\u9875\u67e5\u770b\uff0c\u4f8b\u5982:<\/p>\n
    tail -n 4700  aa.log |more -1000 \u53ef\u4ee5\u8fdb\u884c\u591a\u5c4f\u663e\u793a(ctrl + f \u6216\u8005 \u7a7a\u683c\u952e\u53ef\u4ee5\u5feb\u6377\u952e)<\/pre>\n
    2\u3001head<\/strong><\/h3>\n
    \u8ddftail\u662f\u76f8\u53cd\u7684head\u662f\u770b\u524d\u591a\u5c11\u884c\u65e5\u5fd7<\/p>\n
    head -n  10  test.log   \u67e5\u8be2\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u593410\u884c\u65e5\u5fd7;\r\nhead -n -10  test.log   \u67e5\u8be2\u65e5\u5fd7\u6587\u4ef6\u9664\u4e86\u6700\u540e10\u884c\u7684\u5176\u4ed6\u6240\u6709\u65e5\u5fd7;<\/code><\/pre>\n
    head\u5176\u4ed6\u53c2\u6570\u53c2\u8003tail<\/p>\n
    3\u3001cat-\u641c\u7d22\u5173\u952e\u5b57\u9644\u8fd1\u7684\u65e5\u5fd7<\/strong><\/h3>\n
    cat \u662f\u7531\u7b2c\u4e00\u884c\u5230\u6700\u540e\u4e00\u884c\u8fde\u7eed\u663e\u793a\u5728\u5c4f\u5e55\u4e0a<\/p>\n
    \u6700\u5e38\u7528\u7684\uff1acat -n filename |grep \"\u5173\u952e\u5b57\"<\/code><\/p>\n
    \u5176\u4ed6\u60c5\u51b5\uff1a<\/p>\n
    cat app.log | grep -C 5 '\u5173\u952e\u5b57'<\/code> \u3000\u3000(\u663e\u793a\u65e5\u5fd7\u91cc\u5339\u914d\u5b57\u4e32\u90a3\u884c\u4ee5\u53ca\u524d\u540e5\u884c)<\/p>\n
    cat app.log | grep -B 5 '\u5173\u952e\u5b57'<\/code> \u3000\u3000(\u663e\u793a\u5339\u914d\u5b57\u4e32\u53ca\u524d5\u884c)<\/p>\n
    cat app.log | grep -A 5 '\u5173\u952e\u5b57'<\/code> \u3000\u3000(\u663e\u793a\u5339\u914d\u5b57\u4e32\u53ca\u540e5\u884c)<\/p>\n
    \u6269\u5c55\u77e5\u8bc6\uff1a<\/strong><\/p>\n
    \u4e00\u6b21\u663e\u793a\u6574\u4e2a\u6587\u4ef6 :<\/p>\n
     $ cat filename<\/pre>\n
    \u4ece\u952e\u76d8\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6 :<\/p>\n
    $cat > filename<\/pre>\n
    \u5c06\u51e0\u4e2a\u6587\u4ef6\u5408\u5e76\u4e3a\u4e00\u4e2a\u6587\u4ef6\uff1a<\/p>\n
    $cat file1 file2 > file \u53ea\u80fd\u521b\u5efa\u65b0\u6587\u4ef6,\u4e0d\u80fd\u7f16\u8f91\u5df2\u6709\u6587\u4ef6.<\/pre>\n
    \u5c06\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u8ffd\u52a0\u5230\u53e6\u5916\u4e00\u4e2a :<\/p>\n
    $cat -n textfile1 > textfile2<\/pre>\n
    \u6e05\u7a7a\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6:<\/p>\n
    $cat : >textfile2<\/pre>\n
    \u6ce8\u610f\uff1a><\/code> \u610f\u601d\u662f\u521b\u5efa\uff0c>><\/code>\u662f\u8ffd\u52a0\u3002\u5343\u4e07\u4e0d\u8981\u5f04\u6df7\u4e86\u3002<\/p>\n
    cat<\/code>\u5176\u4ed6\u53c2\u6570\u53c2\u8003tail<\/code><\/p>\n
    4\u3001more<\/strong><\/h3>\n
    more<\/code>\u547d\u4ee4\u662f\u4e00\u4e2a\u57fa\u4e8evi<\/code>\u7f16\u8f91\u5668\u6587\u672c\u8fc7\u6ee4\u5668\uff0c\u5b83\u4ee5\u5168\u5c4f\u5e55\u7684\u65b9\u5f0f\u6309\u9875\u663e\u793a\u6587\u672c\u6587\u4ef6\u7684\u5185\u5bb9\uff0c\u652f\u6301vi\u4e2d\u7684\u5173\u952e\u5b57\u5b9a\u4f4d\u64cd\u4f5c\u3002more<\/code>\u540d\u5355\u4e2d\u5185\u7f6e\u4e86\u82e5\u5e72\u5feb\u6377\u952e\uff0c\u5e38\u7528\u7684\u6709H\uff08\u83b7\u5f97\u5e2e\u52a9\u4fe1\u606f\uff09\uff0cEnter<\/code>\uff08\u5411\u4e0b\u7ffb\u6eda\u4e00\u884c\uff09\uff0c\u7a7a\u683c\uff08\u5411\u4e0b\u6eda\u52a8\u4e00\u5c4f\uff09\uff0cQ<\/code>\uff08\u9000\u51fa\u547d\u4ee4\uff09\u3002more<\/code>\u547d\u4ee4\u4ece\u524d\u5411\u540e\u8bfb\u53d6\u6587\u4ef6\uff0c\u56e0\u6b64\u5728\u542f\u52a8\u65f6\u5c31\u52a0\u8f7d\u6574\u4e2a\u6587\u4ef6\u3002<\/p>\n
    \u8be5\u547d\u4ee4\u4e00\u6b21\u663e\u793a\u4e00\u5c4f\u6587\u672c\uff0c\u6ee1\u5c4f\u540e\u505c\u4e0b\u6765\uff0c\u5e76\u4e14\u5728\u5c4f\u5e55\u7684\u5e95\u90e8\u51fa\u73b0\u4e00\u4e2a\u63d0\u793a\u4fe1\u606f\uff0c\u7ed9\u51fa\u81f3\u4eca\u5df1\u663e\u793a\u7684\u8be5\u6587\u4ef6\u7684\u767e\u5206\u6bd4\uff1a\u2013More\u2013\uff08XX%\uff09<\/code><\/p>\n
    more<\/code>\u7684\u8bed\u6cd5\uff1amore \u6587\u4ef6\u540d<\/code><\/p>\n
      \n
    • \n
      Enter<\/code> \u5411\u4e0bn<\/code>\u884c\uff0c\u9700\u8981\u5b9a\u4e49\uff0c\u9ed8\u8ba4\u4e3a1\u884c<\/p>\n<\/li>\n
    • \n
      Ctrl f<\/code> \u5411\u4e0b\u6eda\u52a8\u4e00\u5c4f<\/p>\n<\/li>\n
    • \n
      \u7a7a\u683c\u952e \u5411\u4e0b\u6eda\u52a8\u4e00\u5c4f<\/p>\n<\/li>\n
    • \n
      Ctrl b<\/code> \u8fd4\u56de\u4e0a\u4e00\u5c4f<\/p>\n<\/li>\n
    • \n
      =<\/code> \u8f93\u51fa\u5f53\u524d\u884c\u7684\u884c\u53f7<\/p>\n<\/li>\n
    • \n
      :f<\/code> \u8f93\u51fa\u6587\u4ef6\u540d\u548c\u5f53\u524d\u884c\u7684\u884c\u53f7<\/p>\n<\/li>\n
    • \n
      v<\/code> \u8c03\u7528vi\u7f16\u8f91\u5668<\/p>\n<\/li>\n
    • \n
      !<\/code>\u547d\u4ee4 \u8c03\u7528Shell<\/code>\uff0c\u5e76\u6267\u884c\u547d\u4ee4<\/p>\n<\/li>\n
    • \n
      q<\/code>\u9000\u51famore<\/code><\/p>\n<\/li>\n<\/ul>\n
      5\u3001sed<\/strong><\/h3>\n
      \u8fd9\u4e2a\u547d\u4ee4\u53ef\u4ee5\u67e5\u627e\u65e5\u5fd7\u6587\u4ef6\u7279\u5b9a\u7684\u4e00\u6bb5 , \u6839\u636e\u65f6\u95f4\u7684\u4e00\u4e2a\u8303\u56f4\u67e5\u8be2\uff0c\u53ef\u4ee5\u6309\u7167\u884c\u53f7\u548c\u65f6\u95f4\u8303\u56f4\u67e5\u8be2<\/p>\n
      \u6309\u7167\u884c\u53f7<\/strong><\/p>\n
      sed -n '5,10p' filename \u8fd9\u6837\u4f60\u5c31\u53ef\u4ee5\u53ea\u67e5\u770b\u6587\u4ef6\u7684\u7b2c5\u884c\u5230\u7b2c10\u884c\u3002<\/pre>\n
      \u6309\u7167\u65f6\u95f4\u6bb5<\/strong><\/p>\n
       sed -n '\/2014-12-17 16:17:20\/,\/2014-12-17 16:17:36\/p'  test.log<\/pre>\n
      6\u3001less<\/strong><\/h3>\n
      less\u547d\u4ee4\u5728\u67e5\u8be2\u65e5\u5fd7\u65f6\uff0c\u4e00\u822c\u6d41\u7a0b\u662f\u8fd9\u6837\u7684<\/p>\n
      less log.log\r\n\r\nshift + G \u547d\u4ee4\u5230\u6587\u4ef6\u5c3e\u90e8  \u7136\u540e\u8f93\u5165 \uff1f\u52a0\u4e0a\u4f60\u8981\u641c\u7d22\u7684\u5173\u952e\u5b57\u4f8b\u5982 \uff1f1213\r\n\r\n\u6309 n \u5411\u4e0a\u67e5\u627e\u5173\u952e\u5b57\r\n\r\nshift+n  \u53cd\u5411\u67e5\u627e\u5173\u952e\u5b57<\/code><\/pre>\n
      less\u4e0emore\u7c7b\u4f3c\uff0c\u4f7f\u7528less\u53ef\u4ee5\u968f\u610f\u6d4f\u89c8\u6587\u4ef6\uff0c\u800cmore\u4ec5\u80fd\u5411\u524d\u79fb\u52a8\uff0c\u4e0d\u80fd\u5411\u540e\u79fb\u52a8\uff0c\u800c\u4e14 less \u5728\u67e5\u770b\u4e4b\u524d\u4e0d\u4f1a\u52a0\u8f7d\u6574\u4e2a\u6587\u4ef6\u3002\r\nless log2013.log \u67e5\u770b\u6587\u4ef6\r\nps -ef | less   ps\u67e5\u770b\u8fdb\u7a0b\u4fe1\u606f\u5e76\u901a\u8fc7less\u5206\u9875\u663e\u793a\r\nhistory | less   \u67e5\u770b\u547d\u4ee4\u5386\u53f2\u4f7f\u7528\u8bb0\u5f55\u5e76\u901a\u8fc7less\u5206\u9875\u663e\u793a\r\nless log2013.log log2014.log   \u6d4f\u89c8\u591a\u4e2a\u6587\u4ef6\r\n<\/code><\/pre>\n
      \u5e38\u7528\u547d\u4ee4\u53c2\u6570\uff1a<\/p>\n
      less\u4e0emore\u7c7b\u4f3c\uff0c\u4f7f\u7528less\u53ef\u4ee5\u968f\u610f\u6d4f\u89c8\u6587\u4ef6\uff0c\u800cmore\u4ec5\u80fd\u5411\u524d\u79fb\u52a8\uff0c\u4e0d\u80fd\u5411\u540e\u79fb\u52a8\uff0c\u800c\u4e14 less \u5728\u67e5\u770b\u4e4b\u524d\u4e0d\u4f1a\u52a0\u8f7d\u6574\u4e2a\u6587\u4ef6\u3002\r\nless log2013.log \u67e5\u770b\u6587\u4ef6\r\nps -ef | less   ps\u67e5\u770b\u8fdb\u7a0b\u4fe1\u606f\u5e76\u901a\u8fc7less\u5206\u9875\u663e\u793a\r\nhistory | less   \u67e5\u770b\u547d\u4ee4\u5386\u53f2\u4f7f\u7528\u8bb0\u5f55\u5e76\u901a\u8fc7less\u5206\u9875\u663e\u793a\r\nless log2013.log log2014.log   \u6d4f\u89c8\u591a\u4e2a\u6587\u4ef6\r\n\u5e38\u7528\u547d\u4ee4\u53c2\u6570\uff1a\r\n-b <\u7f13\u51b2\u533a\u5927\u5c0f> \u8bbe\u7f6e\u7f13\u51b2\u533a\u7684\u5927\u5c0f\r\n-g \u53ea\u6807\u5fd7\u6700\u540e\u641c\u7d22\u7684\u5173\u952e\u8bcd\r\n-i \u5ffd\u7565\u641c\u7d22\u65f6\u7684\u5927\u5c0f\u5199\r\n-m \u663e\u793a\u7c7b\u4f3cmore\u547d\u4ee4\u7684\u767e\u5206\u6bd4\r\n-N \u663e\u793a\u6bcf\u884c\u7684\u884c\u53f7\r\n-o <\u6587\u4ef6\u540d> \u5c06less \u8f93\u51fa\u7684\u5185\u5bb9\u5728\u6307\u5b9a\u6587\u4ef6\u4e2d\u4fdd\u5b58\u8d77\u6765\r\n-Q \u4e0d\u4f7f\u7528\u8b66\u544a\u97f3\r\n-s \u663e\u793a\u8fde\u7eed\u7a7a\u884c\u4e3a\u4e00\u884c\r\n\/\u5b57\u7b26\u4e32\uff1a\u5411\u4e0b\u641c\u7d22\"\u5b57\u7b26\u4e32\"\u7684\u529f\u80fd\r\n?\u5b57\u7b26\u4e32\uff1a\u5411\u4e0a\u641c\u7d22\"\u5b57\u7b26\u4e32\"\u7684\u529f\u80fd\r\nn\uff1a\u91cd\u590d\u524d\u4e00\u4e2a\u641c\u7d22\uff08\u4e0e \/ \u6216 ? \u6709\u5173\uff09\r\nN\uff1a\u53cd\u5411\u91cd\u590d\u524d\u4e00\u4e2a\u641c\u7d22\uff08\u4e0e \/ \u6216 ? \u6709\u5173\uff09\r\nb \u5411\u540e\u7ffb\u4e00\u9875\r\nh \u663e\u793a\u5e2e\u52a9\u754c\u9762\r\nq \u9000\u51faless \u547d\u4ee4<\/code><\/pre>\n
      linux\u65e5\u5fd7\u6587\u4ef6\u8bf4\u660e<\/strong><\/h3>\n
      \/var\/log\/message \u7cfb\u7edf\u542f\u52a8\u540e\u7684\u4fe1\u606f\u548c\u9519\u8bef\u65e5\u5fd7\uff0c\u662fRed Hat Linux\u4e2d\u6700\u5e38\u7528\u7684\u65e5\u5fd7\u4e4b\u4e00\r\n\/var\/log\/secure \u4e0e\u5b89\u5168\u76f8\u5173\u7684\u65e5\u5fd7\u4fe1\u606f\r\n\/var\/log\/maillog \u4e0e\u90ae\u4ef6\u76f8\u5173\u7684\u65e5\u5fd7\u4fe1\u606f\r\n\/var\/log\/cron \u4e0e\u5b9a\u65f6\u4efb\u52a1\u76f8\u5173\u7684\u65e5\u5fd7\u4fe1\u606f\r\n\/var\/log\/spooler \u4e0eUUCP\u548cnews\u8bbe\u5907\u76f8\u5173\u7684\u65e5\u5fd7\u4fe1\u606f\r\n\/var\/log\/boot.log \u5b88\u62a4\u8fdb\u7a0b\u542f\u52a8\u548c\u505c\u6b62\u76f8\u5173\u7684\u65e5\u5fd7\u6d88\u606f\r\n\/var\/log\/wtmp \u8be5\u65e5\u5fd7\u6587\u4ef6\u6c38\u4e45\u8bb0\u5f55\u6bcf\u4e2a\u7528\u6237\u767b\u5f55\u3001\u6ce8\u9500\u53ca\u7cfb\u7edf\u7684\u542f\u52a8\u3001\u505c\u673a\u7684\u4e8b\u4ef6<\/code><\/pre>\n
      \u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300alinux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8eLinux\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
      linux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u54ea\u4e9b \u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300alinux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 linux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\uff1a1\u3001tail\u547d\u4ee4\uff0c\u53ef\u67e5\u770b\u5b9e\u65f6\u53d8\u5316\u7684\u65e5\u5fd7\uff0c\u8bed\u6cd5\u201ctail[\u5fc5\u8981\u53c2\u6570][\u9009\u62e9\u53c2\u6570][\u6587\u4ef6]\u201d\uff1b2\u3001head\u547d\u4ee4\uff0c\u53ef\u67e5\u770b\u524d\u591a\u5c11\u884c\u65e5\u5fd7\uff0c\u8bed\u6cd5\u201chead -n  \u884c\u6570 \u6587\u4ef6\u201d\uff1b3\u3001cat\u547d\u4ee4\uff0c\u53ef\u641c\u7d22\u5173\u952e\u5b57\u9644\u8fd1\u7684\u65e5\u5fd7\uff1b4\u3001more\u547d\u4ee4\uff0c\u80fd\u4ee5\u5168\u5c4f\u5e55\u7684\u65b9\u5f0f\u6309\u9875\u663e\u793a\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\uff1b5\u3001sed\u547d\u4ee4\uff0c\u53ef\u4ee5\u67e5\u627e\u65e5\u5fd7\u6587\u4ef6\u7279\u5b9a\u7684\u4e00\u6bb5\uff1b6\u3001less\u547d\u4ee4\uff0c\u53ef\u4ee5\u67e5\u627e\u65e5\u5fd7\u6587\u4ef6\u5185\u5bb9\u3002 \u4f5c\u4e3a\u4e00\u540d\u540e\u7aef\u7a0b\u5e8f\u5458\uff0c\u548cLinux\u6253\u4ea4\u9053\u7684\u5730\u65b9\u5f88\u591a\uff0c\u4e0d\u4f1a\u770bLinux\u65e5\u5fd7\uff0c\u975e\u5e38\u5bb9\u6613\u53d7\u5230\u6765\u81ea\u540c\u4e8b\u548c\u9762\u8bd5\u5b98\u7684\u5632\u8bbd\uff0c\u6240\u4ee5\u638c\u63e1\u4e00\u79cd\u6216\u8005\u51e0\u79cd\u67e5\u770b\u65e5\u5fd7\u7684\u65b9\u6cd5\u975e\u5e38\u91cd\u8981\u3002 Linux\u67e5\u770b\u65e5\u5fd7\u7684\u547d\u4ee4\u6709\u591a\u79cd: tail\u3001cat\u3001tac\u3001head\u3001echo\u7b49\uff0c\u672c\u6587\u53ea\u4ecb\u7ecd\u51e0\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\u3002 1\u3001tail–\u67e5\u770b\u5b9e\u65f6\u53d8\u5316\u7684\u65e5\u5fd7 \u547d\u4ee4\u683c\u5f0f\uff1atail[\u5fc5\u8981\u53c2\u6570][\u9009\u62e9\u53c2\u6570][\u6587\u4ef6] -f \u5faa\u73af\u8bfb\u53d6 -q \u4e0d\u663e\u793a\u5904\u7406\u4fe1\u606f -v \u663e\u793a\u8be6\u7ec6\u7684\u5904\u7406\u4fe1\u606f -c<\u6570\u76ee> \u663e\u793a\u7684\u5b57\u8282\u6570 -n<\u884c\u6570> \u663e\u793a\u884c\u6570 -q, –quiet, –silent \u4ece\u4e0d\u8f93\u51fa\u7ed9\u51fa\u6587\u4ef6\u540d\u7684\u9996\u90e8 -s, –sleep-interval=S \u4e0e-f\u5408\u7528,\u8868\u793a\u5728\u6bcf\u6b21\u53cd\u590d\u7684\u95f4\u9694\u4f11\u7720S\u79d2 \u7528\u6cd5\u5982\u4e0b\uff1a tail  -n  10   test.log   \u67e5\u8be2\u65e5\u5fd7\u5c3e\u90e8\u6700\u540e10\u884c\u7684\u65e5\u5fd7; tail  -n +10   test.log   \u67e5\u8be210\u884c\u4e4b\u540e\u7684\u6240\u6709\u65e5\u5fd7; tail  -fn 10   test.log   \u5faa\u73af\u5b9e\u65f6\u67e5\u770b\u6700\u540e1000\u884c\u8bb0\u5f55(\u6700\u5e38\u7528\u7684) \u4e00\u822c\u8fd8\u4f1a\u914d\u5408\u7740grep\u7528\uff0c\u4f8b\u5982 :  tail -fn 1000 test.log | grep ‘\u5173\u952e\u5b57’ \u5982\u679c\u4e00\u6b21\u6027\u67e5\u8be2\u7684\u6570\u636e\u91cf\u592a\u5927,\u53ef\u4ee5\u8fdb\u884c\u7ffb\u9875\u67e5\u770b\uff0c\u4f8b\u5982: tail -n 4700  aa.log |more -1000 \u53ef\u4ee5\u8fdb\u884c\u591a\u5c4f\u663e\u793a(ctrl + f \u6216\u8005 \u7a7a\u683c\u952e\u53ef\u4ee5\u5feb\u6377\u952e) […]<\/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-52270","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52270","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=52270"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52270\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=52270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=52270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=52270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}