{"id":186530,"date":"2024-11-11T06:41:27","date_gmt":"2024-11-10T22:41:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186530\/"},"modified":"2024-11-11T06:41:28","modified_gmt":"2024-11-10T22:41:28","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%92%8c%e7%ab%af%e5%8f%a3%ef%bc%9a%e5%a6%82%e4%bd%95%e5%bf%ab%e9%80%9f%e5%84%aa%e5%8c%96%e6%80%a7%e8%83%bd%ef%bc%9f%ef%bc%88%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186530\/","title":{"rendered":"\u6578\u64da\u5eab\u4f3a\u670d\u5668\u548c\u7aef\u53e3\uff1a\u5982\u4f55\u5feb\u901f\u512a\u5316\u6027\u80fd\uff1f\uff08\u6578\u64da\u5eab\u4f3a\u670d\u5668\u548c\u7aef\u53e3\uff09"},"content":{"rendered":"<h1 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id=\"%e7%ab%af%e5%8f%a3%e7%9a%84%e8%a7%92%e8%89%b2-lmGkepkIzi\">\u7aef\u53e3\u7684\u89d2\u8272<\/h2>\n<p>\u7aef\u53e3\u662f\u8a08\u7b97\u6a5f\u7db2\u7d61\u4e2d\u7528\u65bc\u8b58\u5225\u7279\u5b9a\u61c9\u7528\u7a0b\u5e8f\u6216\u670d\u52d9\u7684\u6578\u5b57\u6a19\u8b58\u3002\u6578\u64da\u5eab\u4f3a\u670d\u5668\u901a\u5e38\u4f7f\u7528\u7279\u5b9a\u7684\u7aef\u53e3\u4f86\u63a5\u6536\u5ba2\u6236\u7aef\u7684\u8acb\u6c42\u3002\u4f8b\u5982\uff0cMySQL \u9ed8\u8a8d\u4f7f\u7528 3306 \u7aef\u53e3\uff0c\u800c PostgreSQL \u5247\u4f7f\u7528 5432 \u7aef\u53e3\u3002\u6b63\u78ba\u914d\u7f6e\u548c\u512a\u5316\u9019\u4e9b\u7aef\u53e3\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bc%ba%e6%9c%8d%e5%99%a8%e6%80%a7%e8%83%bd%e7%9a%84%e7%ad%96%e7%95%a5-lmGkepkIzi\">\u512a\u5316\u6578\u64da\u5eab\u4f3a\u670d\u5668\u6027\u80fd\u7684\u7b56\u7565<\/h2>\n<h3 id=\"1-%e7%a1%ac%e9%ab%94%e5%8d%87%e7%b4%9a-lmGkepkIzi\">1. \u786c\u9ad4\u5347\u7d1a<\/h3>\n<ul>\n<li><strong>\u589e\u52a0\u5167\u5b58\uff1a<\/strong>\u66f4\u591a\u7684\u5167\u5b58\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u7de9\u5b58\u80fd\u529b\uff0c\u6e1b\u5c11\u78c1\u789f I\/O \u64cd\u4f5c\u3002<\/li>\n<li><strong>\u4f7f\u7528 SSD\uff1a<\/strong>\u56fa\u614b\u786c\u789f\uff08SSD\uff09\u6bd4\u50b3\u7d71\u786c\u789f\uff08HDD\uff09\u63d0\u4f9b\u66f4\u5feb\u7684\u8b80\u5beb\u901f\u5ea6\uff0c\u80fd\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-lmGkepkIzi\">2. \u6578\u64da\u5eab\u8a2d\u8a08<\/h3>\n<ul>\n<li><strong>\u6b63\u898f\u5316\uff1a<\/strong>\u901a\u904e\u6b63\u898f\u5316\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u6e1b\u5c11\u5197\u9918\u6578\u64da\uff0c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u7d22\u5f15\uff1a<\/strong>\u70ba\u5e38\u7528\u67e5\u8a62\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u52a0\u5feb\u6578\u64da\u6aa2\u7d22\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96-lmGkepkIzi\">3. \u67e5\u8a62\u512a\u5316<\/h3>\n<p>\u67e5\u8a62\u7684\u6548\u7387\u76f4\u63a5\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u4f7f\u7528 EXPLAIN \u8a9e\u53e5\u4f86\u5206\u6790\u67e5\u8a62\u8a08\u5283\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u512a\u5316\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>EXPLAIN SELECT * FROM users WHERE age &gt; 30;<\/code><\/pre>\n<h3 id=\"4-%e7%ab%af%e5%8f%a3%e9%85%8d%e7%bd%ae-lmGkepkIzi\">4. \u7aef\u53e3\u914d\u7f6e<\/h3>\n<p>\u78ba\u4fdd\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u7aef\u53e3\u914d\u7f6e\u6b63\u78ba\uff0c\u4e26\u4e14\u4e0d\u88ab\u9632\u706b\u7246\u963b\u64cb\u3002\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u975e\u9ed8\u8a8d\u7aef\u53e3\uff1a<\/strong>\u5c07\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u9ed8\u8a8d\u7aef\u53e3\u66f4\u6539\u70ba\u975e\u6a19\u6e96\u7aef\u53e3\uff0c\u53ef\u4ee5\u6e1b\u5c11\u6f5b\u5728\u7684\u5b89\u5168\u98a8\u96aa\u3002<\/li>\n<li><strong>\u9650\u5236\u8a2a\u554f\uff1a<\/strong>\u50c5\u5141\u8a31\u7279\u5b9a IP \u5730\u5740\u8a2a\u554f\u6578\u64da\u5eab\u7aef\u53e3\uff0c\u589e\u5f37\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<h3 id=\"5-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-lmGkepkIzi\">5. \u76e3\u63a7\u548c\u8abf\u6574<\/h3>\n<p>\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd\uff0c\u4f7f\u7528\u5de5\u5177\u5982 Prometheus \u6216 Grafana \u4f86\u6536\u96c6\u548c\u5206\u6790\u6027\u80fd\u6578\u64da\u3002\u6839\u64da\u76e3\u63a7\u7d50\u679c\u9032\u884c\u8abf\u6574\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u59cb\u7d42\u904b\u884c\u5728\u6700\u4f73\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-lmGkepkIzi\">\u7d50\u8ad6<\/h2>\n<p>\u512a\u5316\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u6027\u80fd\u662f\u4e00\u500b\u6301\u7e8c\u7684\u904e\u7a0b\uff0c\u6d89\u53ca\u786c\u9ad4\u5347\u7d1a\u3001\u6578\u64da\u5eab\u8a2d\u8a08\u3001\u67e5\u8a62\u512a\u5316\u3001\u7aef\u53e3\u914d\u7f6e\u4ee5\u53ca\u76e3\u63a7\u548c\u8abf\u6574\u7b49\u591a\u500b\u65b9\u9762\u3002\u901a\u904e\u63a1\u53d6\u9019\u4e9b\u63aa\u65bd\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u8655\u7406\u80fd\u529b\uff0c\u5f9e\u800c\u63d0\u5347\u6574\u9ad4\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u512a\u5316\u6578\u64da\u5eab\u4f3a\u670d\u5668\u7684\u6027\u80fd\uff0c\u6eff\u8db3\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5feb\u901f\u512a\u5316\u6578\u64da\u5eab\u4f3a\u670d\u5668\u548c\u7aef\u53e3\u6027\u80fd\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-186530","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=186530"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186530\/revisions"}],"predecessor-version":[{"id":186531,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186530\/revisions\/186531"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}