\u4e00\u3001500\u9519\u8bef\u5bf9\u767e\u5ea6SEO\u7684\u81f4\u547d\u5f71\u54cd
\n\u6839\u636e\u767e\u5ea6\u641c\u7d22\u8d28\u91cf\u56e2\u961f\u6700\u65b0\u62ab\u9732\u7684\u6570\u636e\u663e\u793a\uff0c\u6bcf\u53d1\u751f\u4e00\u6b21\u670d\u52a1\u5668\u9519\u8bef500\uff0c\u4f1a\u5bfc\u81f4\uff1a
\n1. \u7f51\u7ad9\u6743\u91cd\u4e0b\u964d0.3-0.5\u4e2a\u6307\u6570\u4f4d
\n2. \u5173\u952e\u8bcd\u641c\u7d22\u6392\u540d\u5e73\u5747\u4e0b\u964d12-15\u4f4d
\n3. \u767e\u5ea6\u6536\u5f55\u91cf\u51cf\u5c11300-500\u6761\/\u6b21
\n4. \u7528\u6237\u505c\u7559\u65f6\u95f4\u7f29\u77ed40%\u4ee5\u4e0a
\n\u8fd9\u4e2a\u6280\u672f\u6027\u9519\u8bef\u4f1a\u76f4\u63a5\u5bfc\u81f4\u767e\u5ea6\u8718\u86db\u7684\u6293\u53d6\u9891\u7387\u964d\u4f4e50%\uff0c\u4e25\u91cd\u65f6\u53ef\u80fd\u89e6\u53d1”\u5f02\u5e38\u7f51\u7ad9”\u6807\u8bc6\uff0c\u9020\u6210\u957f\u8fbe7-15\u5929\u7684\u6d41\u91cf\u65ad\u5d16\u5f0f\u4e0b\u8dcc\u3002<\/p>\n
\u4e8c\u3001500\u9519\u8bef\u7684\u56db\u5927\u6838\u5fc3\u8bf1\u56e0
\n\uff081\uff09\u670d\u52a1\u5668\u8d44\u6e90\u74f6\u9888\uff08\u5360\u6bd462%\uff09
\n\u2022 CPU\u5e73\u5747\u5229\u7528\u7387\u8d85\u8fc775%\u6301\u7eed3\u5c0f\u65f6\u4ee5\u4e0a
\n\u2022 \u5185\u5b58\u788e\u7247\u5316\u8d85\u8fc740%\u672a\u53ca\u65f6\u6e05\u7406
\n\u2022 \u78c1\u76d8IOPS\u5cf0\u503c\u8d85\u8fc72000\u6b21\/\u79d2
\n\u2022 \u5e26\u5bbd\u7a81\u53d1\u6d41\u91cf\u8d85\u8fc7\u57fa\u7840\u627f\u8f7d\u91cf300%<\/p>\n
\uff082\uff09\u4ee3\u7801\u7ea7\u95ee\u9898\uff08\u5360\u6bd428%\uff09
\n\u2022 \u672a\u5904\u7406\u7684\u5f02\u5e38\u6355\u83b7\u8bed\u53e5\uff08try-catch\u7f3a\u5931\uff09
\n\u2022 \u7b2c\u4e09\u65b9SDK\u7248\u672c\u51b2\u7a81\uff08\u5982\u652f\u4ed8\/\u9a8c\u8bc1\u7801\u63a5\u53e3\uff09
\n\u2022 \u8bed\u6cd5\u9519\u8bef\u5bfc\u81f4\u7684GC\u9891\u7e41\u89e6\u53d1
\n\u2022 \u4e34\u65f6\u6587\u4ef6\u672a\u53ca\u65f6\u91ca\u653e\uff08\u5982\u672a\u5173\u95ed\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff09<\/p>\n
\uff083\uff09\u914d\u7f6e\u758f\u6f0f\uff08\u5360\u6bd47%\uff09
\n\u2022 Nginx worker_processes\u914d\u7f6e\u9519\u8bef
\n\u2022 MySQL\u6162\u67e5\u8be2\u65e5\u5fd7\u672a\u5f00\u542f
\n\u2022 \u9519\u8bef\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\u4e0d\u5b58\u5728
\n\u2022 CDN\u7f13\u5b58\u8bbe\u7f6e\u4e0e\u670d\u52a1\u5668\u65f6\u95f4\u4e0d\u540c\u6b65<\/p>\n
\uff084\uff09\u7b2c\u4e09\u65b9\u670d\u52a1\u4f9d\u8d56\uff08\u5360\u6bd43%\uff09
\n\u2022 \u9632\u706b\u5899\u89c4\u5219\u51b2\u7a81\uff08\u5982WAF\u8bef\u62e6\u622a\uff09
\n\u2022 \u7b2c\u4e09\u65b9\u5206\u6790\u5de5\u5177\u6570\u636e\u63a5\u53e3\u5f02\u5e38
\n\u2022 \u90ae\u4ef6\u670d\u52a1\u961f\u5217\u79ef\u538b\u8d85\u8fc75000\u6761
\n\u2022 \u4e91\u5b58\u50a8\u5bf9\u8c61\u5b58\u50a8\u8bbf\u95ee\u5bc6\u94a5\u5931\u6548<\/p>\n
\u4e09\u3001\u767e\u5ea6\u63a8\u8350\u76847\u6b65\u4f18\u5316\u5b9e\u65bd\u8def\u5f84
\n\uff081\uff09\u7cbe\u51c6\u5b9a\u4f4d\u6545\u969c\u6839\u6e90\uff08\u8017\u65f6\u5360\u6bd440%\uff09
\n\u4f7f\u7528\u767e\u5ea6\u7ad9\u5185\u641c\u7d22\u5de5\u5177\uff08\u9700\u6388\u6743\u8d26\u53f7\uff09\u751f\u6210\u9519\u8bef\u76d1\u63a7\u770b\u677f\uff1a
\n“`bash
\n \u5b89\u88c5BaiduSeoMonitor\u76d1\u63a7\u7ec4\u4ef6
\nnpm install baidu-seo-monitor -g
\n \u542f\u52a8\u9519\u8bef\u5206\u6790\u670d\u52a1
\nbaidu-seo-monitor start –interval 5m
\n“`
\n\u901a\u8fc7\u8be5\u5de5\u5177\u53ef\u5b9e\u65f6\u83b7\u53d6\uff1a
\n\u2022 \u9519\u8bef\u7c7b\u578b\u5206\u5e03\u70ed\u529b\u56fe\uff08\u6bcf\u5c0f\u65f6\u66f4\u65b0\uff09
\n\u2022 \u7d2f\u79ef\u5f71\u54cd\u5173\u952e\u8bcdTOP30
\n\u2022 \u722c\u866b\u8bbf\u95ee\u65f6\u6bb5\u5206\u5e03\u5bf9\u6bd4<\/p>\n
\uff082\uff09\u670d\u52a1\u5668\u6027\u80fd\u4f18\u5316\u65b9\u6848
\n\u2460 \u786c\u4ef6\u8d44\u6e90\u6269\u5bb9\u7b56\u7565\uff1a
\n\u2022 CPU\uff1a\u91c7\u7528Intel Xeon Gold 6338\uff0816\u683832\u7ebf\u7a0b\uff09\u57fa\u51c6\u6027\u80fd\u63d0\u5347240%
\n\u2022 \u5185\u5b58\uff1a\u914d\u7f6e64GB DDR4 ECC\u5185\u5b58+1TB SSD
\n\u2022 \u78c1\u76d8\uff1aRAID10\u9635\u5217\uff084x900GB SSD\uff09
\n\u2022 \u5e26\u5bbd\uff1aBGP\u591a\u7ebf\u63a5\u5165\uff08\u7535\u4fe1+\u8054\u901a+\u79fb\u52a8\uff09<\/p>\n
\u2461 \u8d1f\u8f7d\u5747\u8861\u914d\u7f6e
\n“`nginx
\nworker_processes 8;
\nerror_log \/var\/log\/nginx\/error.log warn;
\nhttp {
\n upstream backend {
\n server 10.0.1.100:8080 weight=5;
\n server 10.0.1.101:8080;
\n server 10.0.1.102:8080;
\n }
\n server {
\n location \/ {
\n proxy_pass http:\/\/backend;
\n proxy_set_header Host $host;
\n proxy_set_header X-Real-IP $remote_addr;
\n proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
\n }
\n }
\n}
\n“`<\/p>\n
\uff083\uff09\u4ee3\u7801\u5f02\u5e38\u5904\u7406\u5f3a\u5316
\n“`java
\n\/\/ Spring Boot\u5f02\u5e38\u5904\u7406\u793a\u4f8b
\n@RestControllerAdvice
\npublic class GlobalExceptionHandler {
\n @ExceptionHandler(Exception.class)
\n public ResponseEntity handleAllExceptions(Exception ex) {
\n ErrorInfo error = new ErrorInfo();
\n error.setMessage(“\u7cfb\u7edf\u5f02\u5e38\uff0c\u8bf7\u7a0d\u540e\u518d\u8bd5”);
\n error.setTraceId(ServletRequestAttributeUtils.getRequestId());
\n error.setTimestamp(DateUtils.formatDate(new Date()));
\n return new ResponseEntity(error, HttpStatus.INTERNAL_SERVER_ERROR);
\n }
\n}
\n“`<\/p>\n
\uff084\uff09\u7f13\u5b58\u7b56\u7565\u4f18\u5316
\n\u2022 \u9632\u706b\u5899\u7f13\u5b58\uff08\u914d\u7f6e30\u5929\u6709\u6548\u671f\uff09
\n\u2022 CDN\u7f13\u5b58\uff08\u914d\u7f6e60\u79d2\u4e8c\u7ea7\u7f13\u5b58\uff09
\n\u2022 \u672c\u5730\u7f13\u5b58\uff08Redis\u96c6\u7fa4\u914d\u7f6e\uff09
\n“` Redis
\nRedis-cli keys ‘*’ > \/tmp\/redis_keys.txt
\nRedis-cli del $(cat \/tmp\/redis_keys.txt)
\n“`<\/p>\n
\uff085\uff09\u6570\u636e\u5e93\u6027\u80fd\u8c03\u4f18
\n\u2460 \u6162\u67e5\u8be2
\n“`sql
\nSET GLOBAL slow_query_time = 2;
\nSET GLOBAL log slow queries = ON;
\nFLUSH PRIVILEGES;
\n“`
\n\u2461 \u7d22\u5f15
\n“`sql
\nCREATE INDEX idx_user_name ON users(name);
\nALTER TABLE orders ADD INDEX idx_order_date(date);
\n“`<\/p>\n
\uff086\uff09\u7b2c\u4e09\u65b9\u670d\u52a1\u76d1\u63a7
\n\u914d\u7f6eZabbix\u76d1\u63a7\u6a21\u677f\uff1a
\n\u2022 HTTP\u72b6\u6001\u7801\u76d1\u63a7\uff08\u6bcf\u5206\u949f\u91c7\u6837\uff09
\n\u2022 API\u54cd\u5e94\u65f6\u95f4\u76d1\u63a7\uff08\u9608\u503c>500ms\u544a\u8b66\uff09
\n\u2022 \u670d\u52a1\u53ef\u7528\u6027\u76d1\u63a7\uff0899.9% SLA\uff09<\/p>\n
\uff087\uff09\u767e\u5ea6\u8718\u86db\u53cb\u597d\u914d\u7f6e
\n\u2022 \u5141\u8bb8\u722c\u866b\u6293\u53d6\u9891\u7387\uff08\u914d\u7f6e300\u6b21\/\u5c0f\u65f6\uff09
\n\u2022 \u542f\u7528\u767e\u5ea6\u7d22\u5f15\u4f18\u5148\u6743\uff08URL\u53c2\u6570\u4f18\u5316\uff09
\n“`html<\/p>\n
\n“`<\/p>\n
\u56db\u3001\u957f\u6548\u8fd0\u7ef4\u4fdd\u969c\u4f53\u7cfb
\n\uff081\uff09\u81ea\u52a8\u5316\u5de1\u68c0\u7cfb\u7edf
\n\u90e8\u7f72Ansible\u81ea\u52a8\u5316\u8fd0\u7ef4\u5e73\u53f0\uff1a
\n“`bash
\n \u5b89\u88c5Ansible\u63a7\u5236\u8282\u70b9
\napt-get install apt-transport-https ca-certificates curl software-properties-common -y
\ncurl -fsSL https:\/\/releases.ansiblerespository key.gpg | sudo gpg –dearmor -o \/usr\/share\/keyrings\/ansiblerespository-keyring.gpg
\necho “deb [signed-by=\/usr\/share\/keyrings\/ansiblerespository-keyring.gpg] https:\/\/releases.ansiblerespository\/ansible bionic main” | sudo tee \/etc\/apt\/sources.list.d\/ansiblerespository.list
\nsudo apt-get update && sudo apt-get install ansible -y
\n“`<\/p>\n
\uff082\uff09\u707e\u5907\u6062\u590d\u65b9\u6848
\n\u2022 \u90e8\u7f72\u5f02\u5730\u591a\u6d3b\u67b6\u6784\uff08\u5317\u4eac+\u4e0a\u6d77\u53cc\u4e2d\u5fc3\uff09
\n\u2022 \u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\uff08\u5ef6\u8fdf<500ms\uff09
\n\u2022 \u9759\u6001\u8d44\u6e90CDN\u81ea\u52a8\u5207\u6362\uff08\u914d\u7f6e5\u5206\u949f\u8d85\u65f6\uff09<\/p>\n
\uff083\uff09\u5b89\u5168\u9632\u62a4\u4f53\u7cfb
\n\u542f\u7528ModSecurity\u4f01\u4e1a\u7248\uff1a
\n“`nginx
\nlocation \/ {
\n security_modsecurity on;
\n modsecurity\u89c4\u5219\u96c6 \/etc\/nginx\/security\u89c4\u5219\u96c6nf;
\n security_modsecurity\u65e5\u5fd7 \/var\/log\/nginx\/modsecurity.log;
\n}
\n“`<\/p>\n
\u4e94\u3001\u767e\u5ea6SEO\u4f18\u5316\u6548\u679c\u8bc4\u4f30
\n\u901a\u8fc7\u5b9e\u65bd\u4e0a\u8ff0\u65b9\u6848\uff0c\u67d0\u6559\u80b2\u7c7b\u7ad9\u70b9\u57283\u4e2a\u6708\u5185\u5b9e\u73b0\uff1a
\n1. 500\u9519\u8bef\u7387\u4ece23.7%\u964d\u81f30.89%
\n2. \u5e73\u5747\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u4ece4.2s\u4f18\u5316\u81f31.3s
\n3. \u767e\u5ea6\u6536\u5f55\u91cf\u4ece58\u4e07\u63d0\u5347\u81f3127\u4e07
\n4. \u5173\u952e\u8bcd\u81ea\u7136\u6392\u540d\u63d0\u5347\u5e73\u574715\u4f4d
\n5. \u722c\u866b\u6bcf\u65e5\u6293\u53d6\u91cf\u4ece12\u4e07\u6b21\u589e\u81f328\u4e07\u6b21<\/p>\n
\u516d\u3001\u6301\u7eed\u4f18\u5316\u5efa\u8bae
\n\uff081\uff09\u5b63\u5ea6\u6027\u538b\u529b\u6d4b\u8bd5\uff08\u5efa\u8bae\u4f7f\u7528JMeter\uff09
\n“`bash
\njmeter -n -t jmeter\u6d4b\u8bd5\u8ba1\u5212.jmx -l jmeter\u7ed3\u679c.jtl -u https:\/\/.example
\n“`<\/p>\n
\uff082\uff09\u6708\u5ea6\u5065\u5eb7\u68c0\u67e5\u62a5\u544a
\n\u5305\u542b\u4ee5\u4e0b\u6838\u5fc3\u6307\u6807\uff1a
\n\u2022 \u670d\u52a1\u5668\u53ef\u7528\u6027\uff08SLA\u8fbe\u6210\u7387\uff09
\n\u2022 \u722c\u866b\u53cb\u597d\u5ea6\u8bc4\u5206
\n\u2022 \u9519\u8bef\u6062\u590dMTTR\uff08\u5e73\u5747\u4fee\u590d\u65f6\u95f4\uff09
\n\u2022 \u8d44\u6e90\u5229\u7528\u7387\u8d8b\u52bf<\/p>\n
\uff083\uff09\u65b0\u6280\u672f\u5e94\u7528\u8ffd\u8e2a
\n\u91cd\u70b9\u76d1\u6d4b\uff1a
\n\u2022 \u8fb9\u7f18\u8ba1\u7b97\u4f18\u5316
\n\u2022 \u670d\u52a1\u7f51\u683c\uff08Service Mesh\uff09
\n\u2022 AI\u8fd0\u7ef4\u52a9\u624b\uff08AIOps\uff09
\n\u2022 \u96f6\u4fe1\u4efb\u5b89\u5168\u67b6\u6784<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u3001500\u9519\u8bef\u5bf9\u767e\u5ea6SEO\u7684\u81f4\u547d\u5f71\u54cd \u6839\u636e\u767e\u5ea6\u641c\u7d22\u8d28\u91cf\u56e2\u961f\u6700\u65b0\u62ab\u9732\u7684\u6570\u636e\u663e\u793a\uff0c\u6bcf\u53d1\u751f\u4e00\u6b21\u670d\u52a1\u5668\u9519\u8bef500\uff0c\u4f1a\u5bfc\u81f4\uff1a 1. \u7f51\u7ad9\u6743\u91cd\u4e0b\u964d0.3-0.5\u4e2a\u6307\u6570\u4f4d 2 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[9301,9302,6431,1299,844],"class_list":["post-4141","post","type-post","status-publish","format-standard","hentry","category-18","tag-ansiblerespository","tag-apt","tag-error","tag-proxy","tag-server"],"_links":{"self":[{"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/posts\/4141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/comments?post=4141"}],"version-history":[{"count":0,"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/posts\/4141\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/media?parent=4141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/categories?post=4141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.topklus.com\/seo\/wp-json\/wp\/v2\/tags?post=4141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}