{"id":108232,"date":"2026-09-21T10:56:37","date_gmt":"2026-09-21T02:56:37","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/108232.html"},"modified":"2026-09-21T10:56:37","modified_gmt":"2026-09-21T02:56:37","slug":"%e8%8a%af%e9%a3%9e%e4%ba%91-8%e6%a0%b816g-%e5%ae%9e%e6%88%98%e5%90%91%e9%85%8d%e7%bd%ae%e6%95%99%e7%a8%8b%ef%bc%9a%e4%bb%8e%e7%b3%bb%e7%bb%9f%e5%88%9d%e5%a7%8b%e5%8c%96%e5%88%b0%e6%9c%8d%e5%8a%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/108232.html","title":{"rendered":"\u82af\u98de\u4e91 8\u683816G \u5b9e\u6218\u5411\u914d\u7f6e\u6559\u7a0b\uff1a\u4ece\u7cfb\u7edf\u521d\u59cb\u5316\u5230\u670d\u52a1\u8c03\u4f18"},"content":{"rendered":"<h2>\u82af\u98de\u4e91 8\u683816G \u5b9e\u6218\u5411\u914d\u7f6e\u6559\u7a0b&#xff1a;\u4ece\u7cfb\u7edf\u521d\u59cb\u5316\u5230\u670d\u52a1\u8c03\u4f18<\/h2>\n<p>8\u683816G \u5728\u4e91\u670d\u52a1\u5668\u9009\u578b\u91cc\u662f\u4e00\u4e2a\u6bd4\u8f83\u7279\u6b8a\u7684\u6863\u4f4d\u3002\u5f80\u4e0a\u4e00\u70b9\u662f 16\u683832G \u7684\u4ef7\u683c\u5206\u6c34\u5cad&#xff0c;\u5f80\u4e0b\u4e00\u70b9\u662f 4\u68388G \u7684\u201c\u52c9\u5f3a\u591f\u7528\u4f46\u4e0d\u5bbd\u88d5\u201d\u3002\u82af\u98de\u4e91\u76ee\u524d\u5728\u552e\u7684 8\u683816G \u914d\u7f6e&#xff0c;CPU \u4e0e\u5185\u5b58\u914d\u6bd4\u662f 1:2&#xff0c;\u6bcf\u6838\u5bf9\u5e94 2GB \u5185\u5b58\u3002\u8fd9\u4e2a\u6bd4\u4f8b\u7684\u597d\u5904\u5728\u4e8e\u4e0d\u4f1a\u51fa\u73b0 CPU \u95f2\u7740\u4f46\u5185\u5b58\u5148\u6ee1\u7684\u60c5\u51b5&#xff0c;\u4e5f\u4e0d\u4f1a\u51fa\u73b0\u5185\u5b58\u5269\u4e00\u5927\u622a\u4f46 CPU 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Docker&#xff0c;\u4e5f\u4e0d\u662f\u914d Nginx\u3002\u6709\u4e24\u4ef6\u4e8b\u5982\u679c\u4e00\u5f00\u59cb\u6ca1\u505a\u5bf9&#xff0c;\u540e\u9762\u6392\u67e5\u8d77\u6765\u5f88\u6298\u78e8\u4eba\u3002<\/p>\n<h4>\u5b89\u5168\u7ec4\u8981\u624b\u52a8\u653e\u884c<\/h4>\n<p>\u82af\u98de\u4e91\u63a7\u5236\u53f0\u7684\u5b89\u5168\u7ec4\u9ed8\u8ba4\u662f\u5173\u95ed\u6240\u6709\u7aef\u53e3\u7684\u3002\u8fd9\u610f\u5473\u7740\u4f60\u8fde SSH \u90fd\u8fde\u4e0d\u4e0a\u3002\u6b63\u786e\u7684\u987a\u5e8f\u662f&#xff1a;\u5148\u5230\u63a7\u5236\u53f0\u653e\u884c 22 \u7aef\u53e3&#xff0c;SSH \u80fd\u8fde\u4e86\u518d\u7ee7\u7eed\u3002\u540e\u9762\u9700\u8981\u653e\u884c 80\u3001443&#xff0c;\u6216\u8005\u4f60\u81ea\u5b9a\u4e49\u7684\u670d\u52a1\u7aef\u53e3&#xff08;\u6bd4\u5982 8080\u30013000&#xff09;&#xff0c;\u4e5f\u662f\u540c\u6837\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u8fd9\u4e2a\u8bbe\u8ba1\u6bd4\u201c\u9ed8\u8ba4\u5168\u5f00\u201d\u8981\u5408\u7406\u3002\u6709\u4e9b\u4e91\u5382\u5546\u9ed8\u8ba4\u653e\u884c\u6240\u6709\u7aef\u53e3&#xff0c;\u673a\u5668\u521a\u5f00\u51fa\u6765\u6ca1\u51e0\u5206\u949f\u5c31\u88ab\u626b\u5230\u5c1d\u8bd5\u7206\u7834\u3002\u5148\u5173\u540e\u5f00&#xff0c;\u591a\u4e00\u6b65\u64cd\u4f5c&#xff0c;\u4f46\u7701\u5fc3\u3002<\/p>\n<h4>\u6570\u636e\u76d8\u9700\u8981\u624b\u52a8\u6302\u8f7d\u548c\u5199\u5165 fstab<\/h4>\n<p>\u5982\u679c\u4f60\u4e70\u4e86\u989d\u5916\u7684\u6570\u636e\u76d8&#xff0c;\u5b83\u4e0d\u4f1a\u81ea\u52a8\u6302\u4e0a\u53bb\u3002\u7528 lsblk \u80fd\u770b\u5230\u4e00\u5757\u6ca1\u6709\u6302\u8f7d\u70b9\u7684\u76d8&#xff0c;\u5bb9\u91cf\u662f\u4f60\u4e70\u7684\u90a3\u5757\u3002<\/p>\n<p>\u64cd\u4f5c\u6b65\u9aa4\u4e0d\u590d\u6742&#xff0c;\u4f46\u6700\u540e\u4e00\u6b65\u5bb9\u6613\u6f0f&#xff1a;\u5199\u5b8c mount \u547d\u4ee4\u4e4b\u540e&#xff0c;\u4e00\u5b9a\u8981\u628a\u6302\u8f7d\u4fe1\u606f\u5199\u8fdb \/etc\/fstab\u3002\u4e0d\u5199\u7684\u8bdd&#xff0c;\u91cd\u542f\u540e\u6570\u636e\u76d8\u4e0d\u4f1a\u81ea\u52a8\u6302\u8f7d&#xff0c;\u4f60\u7684 MySQL \u6216\u8005 Docker \u6570\u636e\u76ee\u5f55\u5982\u679c\u653e\u5728\u8fd9\u5757\u76d8\u4e0a&#xff0c;\u91cd\u542f\u540e\u670d\u52a1\u4f1a\u76f4\u63a5\u8d77\u4e0d\u6765\u3002<\/p>\n<p>\u4e00\u4e2a\u5b9e\u9645\u7684\u68c0\u67e5\u65b9\u6cd5&#xff1a;\u6302\u8f7d\u5b8c\u6210\u540e\u6267\u884c df -h&#xff0c;\u786e\u8ba4\u76ee\u6807\u76ee\u5f55\u7684\u5bb9\u91cf\u662f\u5bf9\u7684\u3002\u7136\u540e reboot \u4e00\u6b21&#xff0c;\u518d df -h \u770b\u4e00\u904d&#xff0c;\u8fd8\u5728&#xff0c;\u624d\u7b97\u7a33\u4e86\u3002<\/p>\n<h3>\u4e8c\u3001\u7cfb\u7edf\u5c42\u9762\u7684\u57fa\u7840\u8c03\u6574<\/h3>\n<p>\u9009 Ubuntu 22.04 \u6216\u8005 24.04 \u90fd\u53ef\u4ee5&#xff0c;\u82af\u98de\u4e91\u63a7\u5236\u53f0\u6709\u9884\u7f6e\u955c\u50cf\u3002\u88c5\u5b8c\u7cfb\u7edf\u540e&#xff0c;\u6709\u51e0\u4e2a\u9ed8\u8ba4\u53c2\u6570\u5efa\u8bae\u52a8\u4e00\u4e0b\u3002<\/p>\n<h4>\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236<\/h4>\n<p>\u9ed8\u8ba4\u7684 ulimit -n \u901a\u5e38\u662f 1024 \u6216\u8005 65535 \u7684\u4e00\u534a\u3002\u8dd1 Nginx \u6216\u8005\u5927\u91cf\u5bb9\u5668\u7684\u573a\u666f\u4e0b&#xff0c;\u8fd9\u4e2a\u503c\u5bb9\u6613\u6210\u4e3a\u74f6\u9888\u3002\u7f16\u8f91 \/etc\/security\/limits.conf&#xff0c;\u52a0\u4e24\u884c&#xff1a;<\/p>\n<ul>\n<li>soft nofile 65535<\/li>\n<li>hard nofile 65535<br \/>\n\u6539\u5b8c\u91cd\u65b0\u767b\u5f55 shell \u751f\u6548\u3002\u9a8c\u8bc1\u65b9\u5f0f&#xff1a;ulimit -n \u5e94\u8be5\u8f93\u51fa 65535\u3002<\/li>\n<\/ul>\n<h4>\u5185\u6838\u53c2\u6570&#xff08;\u53ef\u9009\u4f46\u6709\u7528&#xff09;<\/h4>\n<p>\u5982\u679c\u8fd9\u53f0\u673a\u5668\u4e3b\u8981\u8dd1 Web \u670d\u52a1\u6216\u8005\u53cd\u5411\u4ee3\u7406&#xff0c;\/etc\/sysctl.conf \u91cc\u52a0\u51e0\u884c&#xff1a;<\/p>\n<p>net.core.somaxconn &#061; 65535<br \/>\nnet.ipv4.tcp_tw_reuse &#061; 1<br \/>\nnet.ipv4.tcp_fin_timeout &#061; 30<br \/>\nsomaxconn \u51b3\u5b9a\u4e86 listen backlog \u961f\u5217\u7684\u957f\u5ea6\u3002\u9ed8\u8ba4\u503c\u504f\u5c0f&#xff0c;\u9ad8\u5e76\u53d1\u77ed\u8fde\u63a5\u573a\u666f\u4e0b\u5bb9\u6613\u4e22\u8fde\u63a5\u3002tcp_tw_reuse \u8ba9 TIME_WAIT \u72b6\u6001\u7684\u7aef\u53e3\u53ef\u4ee5\u88ab\u590d\u7528&#xff0c;\u5bf9\u9891\u7e41\u77ed\u8fde\u63a5\u7684\u670d\u52a1\u6709\u5e2e\u52a9\u3002\u6267\u884c sysctl -p \u751f\u6548\u3002<\/p>\n<h3>\u4e09\u3001Docker \u73af\u5883\u914d\u7f6e\u4e0e\u8d44\u6e90\u9650\u5236<\/h3>\n<p>\u6d4b\u8bd5\u73af\u5883\u6216\u8005\u591a\u670d\u52a1\u90e8\u7f72\u573a\u666f&#xff0c;Docker \u51e0\u4e4e\u662f\u6807\u914d\u30028\u683816G \u53ef\u4ee5\u7a33\u5b9a\u8dd1 4 \u5230 6 \u4e2a 2\u68384G \u89c4\u683c\u7684\u5bb9\u5668&#xff0c;\u4f46\u524d\u63d0\u662f\u6bcf\u4e2a\u5bb9\u5668\u90fd\u8bbe\u4e86\u8d44\u6e90\u4e0a\u9650\u3002<\/p>\n<h4>\u5b89\u88c5 Docker<\/h4>\n<p>sudo apt update<br \/>\nsudo apt install -y docker.io docker-compose<br \/>\nsudo systemctl enable &#8211;now docker<br \/>\nsudo usermod -aG docker $USER<br \/>\n\u6700\u540e\u4e00\u884c\u662f\u4e3a\u4e86\u514d sudo\u3002\u6267\u884c\u5b8c\u9000\u51fa\u7ec8\u7aef\u91cd\u65b0\u767b\u5f55&#xff0c;\u7528\u6237\u7ec4\u53d8\u66f4\u624d\u751f\u6548\u3002<\/p>\n<p>docker-compose \u91cc\u7684\u8d44\u6e90\u9650\u5236\u5199\u6cd5<br \/>\n\u4e0b\u9762\u662f\u4e00\u4e2a\u5b9e\u9645\u7528\u8fc7\u7684\u6d4b\u8bd5\u73af\u5883 compose \u7247\u6bb5&#xff0c;\u5305\u542b MySQL\u3001Redis \u548c\u4e00\u4e2a Spring Boot \u540e\u7aef&#xff1a;<\/p>\n<p>services:<br \/>\nmysql:<br \/>\nimage: mysql:8.0<br \/>\nenvironment:<br \/>\nMYSQL_ROOT_PASSWORD: test123456<br \/>\nMYSQL_DATABASE: testdb<br \/>\nports:<br \/>\n&#8211; \u201c3306:3306\u201d<br \/>\nvolumes:<br \/>\n&#8211; mysql_data:\/var\/lib\/mysql<br \/>\ndeploy:<br \/>\nresources:<br \/>\nlimits:<br \/>\nmemory: 4G<br \/>\ncpus: \u20182\u2019<br \/>\ncommand: &#8211;innodb-buffer-pool-size&#061;2G<\/p>\n<p>redis:<br \/>\nimage: redis:7-alpine<br \/>\nports:<br \/>\n&#8211; \u201c6379:6379\u201d<br \/>\ndeploy:<br \/>\nresources:<br \/>\nlimits:<br \/>\nmemory: 2G<br \/>\ncpus: \u20181\u2019<\/p>\n<p>backend:<br \/>\nbuild: .\/backend<br \/>\nports:<br \/>\n&#8211; \u201c8080:8080\u201d<br \/>\ndepends_on:<br \/>\n&#8211; mysql<br \/>\n&#8211; redis<br \/>\ndeploy:<br \/>\nresources:<br \/>\nlimits:<br \/>\nmemory: 4G<br \/>\ncpus: \u20182\u2019<\/p>\n<p>volumes:<br \/>\nmysql_data:<\/p>\n<h4>\u51e0\u4e2a\u5173\u952e\u70b9&#xff1a;<\/h4>\n<p>deploy.resources.limits \u662f\u5fc5\u987b\u7684\u3002 \u4e0d\u8bbe\u9650\u5236\u7684\u8bdd&#xff0c;\u4e00\u4e2a\u5185\u5b58\u6cc4\u6f0f\u7684\u5bb9\u5668\u53ef\u4ee5\u5403\u5149\u6574\u53f0\u673a\u5668\u7684 16G \u5185\u5b58&#xff0c;\u7136\u540e OOM Killer \u968f\u673a\u6740\u8fdb\u7a0b\u3002\u8bbe\u4e86\u9650\u5236\u4e4b\u540e&#xff0c;\u6700\u574f\u60c5\u51b5\u5c31\u662f\u90a3\u4e2a\u5bb9\u5668\u81ea\u5df1\u6302\u6389&#xff0c;\u5176\u4ed6\u670d\u52a1\u4e0d\u53d7\u5f71\u54cd\u3002<\/p>\n<p>MySQL \u7684 innodb-buffer-pool-size \u8981\u663e\u5f0f\u8bbe\u7f6e\u3002 \u9ed8\u8ba4 128M \u5bf9\u4efb\u4f55\u7a0d\u5fae\u6709\u70b9\u6570\u636e\u7684\u5e93\u6765\u8bf4\u90fd\u592a\u5c0f\u4e86&#xff0c;\u67e5\u8be2\u4f1a\u9891\u7e41\u8bfb\u78c1\u76d8\u300216G \u5185\u5b58\u7684\u673a\u5668\u4e0a&#xff0c;\u7ed9 MySQL \u5bb9\u5668\u5206 4G \u9650\u5236\u7684\u8bdd&#xff0c;buffer pool \u8bbe 2G \u662f\u5408\u7406\u7684\u3002<\/p>\n<p>depends_on \u53ea\u4fdd\u8bc1\u542f\u52a8\u987a\u5e8f&#xff0c;\u4e0d\u4fdd\u8bc1\u670d\u52a1\u5c31\u7eea\u3002 \u5982\u679c\u540e\u7aef\u542f\u52a8\u6bd4 MySQL \u521d\u59cb\u5316\u5feb&#xff0c;\u8fde\u63a5\u4f1a\u5931\u8d25\u3002\u751f\u4ea7\u73af\u5883\u5efa\u8bae\u914d healthcheck&#xff0c;\u6d4b\u8bd5\u73af\u5883\u7684\u8bdd&#xff0c;\u52a0\u4e2a entrypoint \u811a\u672c\u7b49\u51e0\u79d2\u4e5f\u80fd\u51d1\u5408\u3002<\/p>\n<h3>\u56db\u3001\u51e0\u4e2a\u5e38\u89c1\u7684\u6027\u80fd\u53c2\u6570\u8c03\u6574<\/h3>\n<p>8\u683816G \u7684\u786c\u4ef6\u5e95\u5b50\u4e0d\u5dee&#xff0c;\u4f46\u6709\u4e9b\u8f6f\u4ef6\u9ed8\u8ba4\u914d\u7f6e\u662f\u6309\u201c\u6700\u5c0f\u53ef\u7528\u201d\u6765\u5199\u7684\u3002\u4e0d\u8c03\u7684\u8bdd&#xff0c;\u8d44\u6e90\u7528\u4e0d\u4e0a\u3002<\/p>\n<h4>Nginx<\/h4>\n<p>\u9ed8\u8ba4 worker_connections \u662f 512\u30028\u6838\u7684\u673a\u5668\u5982\u679c worker_processes \u8bbe\u6210 auto&#xff08;8 \u4e2a worker&#xff09;&#xff0c;\u7406\u8bba\u6700\u5927\u5e76\u53d1\u662f 8 \u00d7 512 &#061; 4096\u3002\u4f46 Nginx \u4f5c\u4e3a\u53cd\u5411\u4ee3\u7406\u65f6&#xff0c;\u6bcf\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u8981\u5360\u4e24\u4e2a\u8fde\u63a5&#xff08;\u5ba2\u6237\u7aef\u5230 Nginx&#xff0c;Nginx \u5230\u540e\u7aef&#xff09;&#xff0c;\u5b9e\u9645\u53ea\u80fd\u670d\u52a1 2048 \u4e2a\u5e76\u53d1\u8bf7\u6c42\u3002<\/p>\n<p>\u6539\u6210&#xff1a;<\/p>\n<p>nginx<br \/>\nworker_processes auto;<br \/>\nworker_rlimit_nofile 65535;<\/p>\n<p>events {<br \/>\nworker_connections 10240;<br \/>\nmulti_accept on;<br \/>\n}<br \/>\n\u8fd9\u6837\u7406\u8bba\u6700\u5927\u5e76\u53d1\u662f 8 \u00d7 10240 &#061; 81920&#xff0c;\u53cd\u5411\u4ee3\u7406\u573a\u666f\u4e0b\u4e5f\u80fd\u652f\u6491 4 \u4e07\u4ee5\u4e0a\u7684\u5e76\u53d1\u8fde\u63a5\u3002<\/p>\n<h4>Java \u5e94\u7528<\/h4>\n<p>Spring Boot \u9ed8\u8ba4 JVM \u5806\u5185\u5b58\u662f\u52a8\u6001\u4f38\u7f29\u7684\u3002\u6d41\u91cf\u6ce2\u52a8\u65f6&#xff0c;\u5806\u7684\u9891\u7e41\u6269\u5bb9\u548c\u7f29\u5bb9\u4f1a\u4ea7\u751f\u989d\u5916\u7684 GC \u5f00\u9500\u3002\u9ad8\u5cf0\u671f\u5bb9\u6613\u770b\u5230 Full GC \u6b21\u6570\u98d9\u5347&#xff0c;\u63a5\u53e3 P99 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