{"id":158363,"date":"2024-11-03T01:12:20","date_gmt":"2024-11-02T17:12:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/158363\/"},"modified":"2024-11-03T01:12:21","modified_gmt":"2024-11-02T17:12:21","slug":"%e9%ab%98%e6%95%88%e7%a9%a9%e5%ae%9a%ef%bc%8c%e9%9d%88%e6%b4%bb%e5%8f%af%e9%9d%a0-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%a7%9f%e7%94%a8%e7%9a%84%e5%84%aa%e5%8b%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/158363\/","title":{"rendered":"\u9ad8\u6548\u7a69\u5b9a\uff0c\u9748\u6d3b\u53ef\u9760\u2014\u2014\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\u7684\u512a\u52e2\uff08\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\uff09"},"content":{"rendered":"

\u9ad8\u6548\u7a69\u5b9a\uff0c\u9748\u6d3b\u53ef\u9760\u2014\u2014\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\u7684\u512a\u52e2<\/h1>\n

\u5728\u7576\u4eca\u6578\u5b57\u5316\u7684\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u5b58\u5132\u6210\u70ba\u4f01\u696d\u904b\u71df\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6fc0\u589e\uff0c\u4f01\u696d\u5c0d\u65bc\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u9700\u6c42\u4e5f\u65e5\u76ca\u589e\u52a0\u3002\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\u4f5c\u70ba\u4e00\u7a2e\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u70ba\u4f01\u696d\u63d0\u4f9b\u4e86\u9ad8\u6548\u3001\u7a69\u5b9a\u548c\u53ef\u9760\u7684\u6578\u64da\u7ba1\u7406\u65b9\u5f0f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\u7684\u4e3b\u8981\u512a\u52e2\u3002<\/p>\n

1. \u9ad8\u6548\u6027\u80fd<\/h2>\n

\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u6027\u80fd\u76f4\u63a5\u5f71\u97ff\u5230\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u3002\u79df\u7528\u5c08\u696d\u7684\u6578\u64da\u5eab\u4f3a\u670d\u5668\uff0c\u4f01\u696d\u53ef\u4ee5\u7372\u5f97\u9ad8\u6548\u7684\u786c\u9ad4\u914d\u7f6e\uff0c\u4f8b\u5982\u9ad8\u983b\u7387\u7684CPU\u3001\u5927\u5bb9\u91cf\u7684RAM\u548c\u5feb\u901f\u7684SSD\u5b58\u5132\u3002\u9019\u4e9b\u914d\u7f6e\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\uff0c\u6eff\u8db3\u4f01\u696d\u5728\u9ad8\u5cf0\u671f\u7684\u9700\u6c42\u3002<\/p>\n

SELECT * FROM users WHERE last_login > NOW() - INTERVAL 1 DAY;<\/code><\/pre>\n
\u4ee5\u4e0aSQL\u67e5\u8a62\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5feb\u901f\u6aa2\u7d22\u6700\u8fd1\u767b\u9304\u7684\u7528\u6236\u3002\u9ad8\u6548\u7684\u4f3a\u670d\u5668\u80fd\u5920\u5728\u77ed\u6642\u9593\u5167\u5b8c\u6210\u9019\u985e\u67e5\u8a62\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n
2. \u7a69\u5b9a\u6027\u8207\u53ef\u9760\u6027<\/h2>\n
\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u7a69\u5b9a\u6027\u662f\u4f01\u696d\u904b\u71df\u7684\u57fa\u77f3\u3002\u79df\u7528\u6578\u64da\u5eab\u4f3a\u670d\u5668\u901a\u5e38\u7531\u5c08\u696d\u7684\u670d\u52d9\u63d0\u4f9b\u5546\u7ba1\u7406\uff0c\u9019\u4e9b\u63d0\u4f9b\u5546\u6703\u5b9a\u671f\u9032\u884c\u7dad\u8b77\u548c\u66f4\u65b0\uff0c\u78ba\u4fdd\u4f3a\u670d\u5668\u7684\u7a69\u5b9a\u904b\u884c\u3002\u6b64\u5916\uff0c\u8a31\u591a\u670d\u52d9\u63d0\u4f9b\u5546\u9084\u63d0\u4f9b99.9%\u7684\u6b63\u5e38\u904b\u884c\u6642\u9593\u4fdd\u8b49\uff0c\u9019\u610f\u5473\u8457\u4f01\u696d\u53ef\u4ee5\u653e\u5fc3\u5730\u5c07\u6578\u64da\u5b58\u5132\u5728\u9019\u4e9b\u4f3a\u670d\u5668\u4e0a\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u6578\u64da\u4e1f\u5931\u6216\u670d\u52d9\u4e2d\u65b7\u3002<\/p>\n
3. \u9748\u6d3b\u6027<\/h2>\n
\u96a8\u8457\u696d\u52d9\u7684\u767c\u5c55\uff0c\u4f01\u696d\u7684\u6578\u64da\u9700\u6c42\u53ef\u80fd\u6703\u767c\u751f\u8b8a\u5316\u3002\u79df\u7528\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u9748\u6d3b\u6027\u4f7f\u5f97\u4f01\u696d\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u96a8\u6642\u8abf\u6574\u8cc7\u6e90\u914d\u7f6e\u3002\u4f8b\u5982\uff0c\u7576\u6578\u64da\u91cf\u589e\u52a0\u6642\uff0c\u4f01\u696d\u53ef\u4ee5\u8f15\u9b06\u5730\u5347\u7d1a\u4f3a\u670d\u5668\u7684\u786c\u9ad4\u914d\u7f6e\uff0c\u7121\u9700\u9032\u884c\u7e41\u7463\u7684\u786c\u9ad4\u8cfc\u7f6e\u548c\u5b89\u88dd\u904e\u7a0b\u3002<\/p>\n
4. \u6210\u672c\u6548\u76ca<\/h2>\n
\u5c0d\u65bc\u8a31\u591a\u4e2d\u5c0f\u4f01\u696d\u4f86\u8aaa\uff0c\u8cfc\u7f6e\u548c\u7dad\u8b77\u81ea\u5df1\u7684\u6578\u64da\u5eab\u4f3a\u670d\u5668\u53ef\u80fd\u6703\u5e36\u4f86\u9ad8\u6602\u7684\u6210\u672c\u3002\u79df\u7528\u6578\u64da\u5eab\u4f3a\u670d\u5668\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u9019\u4e9b\u6210\u672c\uff0c\u4f01\u696d\u53ea\u9700\u652f\u4ed8\u79df\u7528\u8cbb\u7528\uff0c\u800c\u7121\u9700\u64d4\u5fc3\u786c\u9ad4\u6545\u969c\u3001\u7dad\u8b77\u548c\u5347\u7d1a\u7b49\u554f\u984c\u3002\u6b64\u5916\uff0c\u79df\u7528\u670d\u52d9\u901a\u5e38\u9084\u5305\u62ec\u6280\u8853\u652f\u6301\uff0c\u4f01\u696d\u53ef\u4ee5\u96a8\u6642\u7372\u5f97\u5c08\u696d\u7684\u5e6b\u52a9\u3002<\/p>\n
5. \u5b89\u5168\u6027<\/h2>\n
\u6578\u64da\u5b89\u5168\u662f\u4f01\u696d\u975e\u5e38\u95dc\u6ce8\u7684\u554f\u984c\u3002\u5c08\u696d\u7684\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\u670d\u52d9\u63d0\u4f9b\u5546\u901a\u5e38\u6703\u5be6\u65bd\u591a\u5c64\u6b21\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u5305\u62ec\u9632\u706b\u7246\u3001\u6578\u64da\u52a0\u5bc6\u548c\u5b9a\u671f\u7684\u5b89\u5168\u5be9\u8a08\uff0c\u5f9e\u800c\u4fdd\u8b77\u4f01\u696d\u7684\u6578\u64da\u4e0d\u53d7\u5916\u90e8\u5a01\u8105\u3002\u6b64\u5916\uff0c\u8a31\u591a\u670d\u52d9\u63d0\u4f9b\u5546\u9084\u63d0\u4f9b\u5099\u4efd\u670d\u52d9\uff0c\u78ba\u4fdd\u6578\u64da\u5728\u610f\u5916\u60c5\u6cc1\u4e0b\u80fd\u5920\u8fc5\u901f\u6062\u5fa9\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\u70ba\u4f01\u696d\u63d0\u4f9b\u4e86\u4e00\u500b\u9ad8\u6548\u3001\u7a69\u5b9a\u3001\u9748\u6d3b\u548c\u53ef\u9760\u7684\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\u3002\u96a8\u8457\u6578\u64da\u9700\u6c42\u7684\u589e\u9577\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u4f3a\u670d\u5668\u79df\u7528\u670d\u52d9\u5c07\u6210\u70ba\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u512a\u8cea\u7684 \u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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