{"id":208830,"date":"2025-09-29T22:33:19","date_gmt":"2025-09-29T14:33:19","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208830\/"},"modified":"2025-09-29T22:33:20","modified_gmt":"2025-09-29T14:33:20","slug":"vps-120","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208830\/","title":{"rendered":"\u9999\u6e2fVPS\u4f01\u4e1a\u7ea7\u9ad8\u53ef\u7528\u914d\u7f6e\u63a8\u8350\uff1a\u7a33\u5b9a\u4e0e\u5bb9\u9519\u7684\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<p>\u5728\u9762\u5411\u4e9a\u592a\u533a\u7684\u4e92\u8054\u7f51\u670d\u52a1\u90e8\u7f72\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684VPS\u9ad8\u53ef\u7528\u67b6\u6784\u4e0d\u4ec5\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\uff0c\u8fd8\u76f4\u63a5\u5173\u7cfb\u5230\u4e1a\u52a1\u8fde\u7eed\u6027\u548c\u8fd0\u7ef4\u6210\u672c\u3002\u672c\u6587\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u548c\u5f00\u53d1\u8005\uff0c\u6df1\u5165\u63a2\u8ba8\u5728\u9999\u6e2f\u673a\u623f\u90e8\u7f72VPS\u65f6\u7684\u4f01\u4e1a\u7ea7\u9ad8\u53ef\u7528\uff08High Availability, HA\uff09\u8bbe\u8ba1\u4e0e\u5b9e\u8df5\uff0c\u6db5\u76d6\u539f\u7406\u3001\u5e38\u89c1\u5e94\u7528\u573a\u666f\u3001\u4e0e\u5176\u4ed6\u5730\u57df\uff08\u5982\u7f8e\u56fdVPS\u3001\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u7684\u4f18\u52bf\u5bf9\u6bd4\uff0c\u4ee5\u53ca\u8be6\u5c3d\u7684\u9009\u8d2d\u5efa\u8bae\u3002<\/p>\n<h2>\u9ad8\u53ef\u7528\u6027\u7684\u57fa\u672c\u539f\u7406\u4e0e\u8981\u7d20<\/h2>\n<p>\u9ad8\u53ef\u7528\u7684\u6838\u5fc3\u76ee\u6807\u662f\u786e\u4fdd\u670d\u52a1\u5728\u7ec4\u4ef6\u6545\u969c\u65f6\u4ecd\u80fd\u6301\u7eed\u63d0\u4f9b\uff0c\u901a\u5e38\u4ee5\u8f83\u4f4e\u7684RTO\uff08\u6062\u590d\u65f6\u95f4\u76ee\u6807\uff09\u548cRPO\uff08\u6570\u636e\u4e22\u5931\u5bb9\u5fcd\u5ea6\uff09\u6765\u8861\u91cf\u3002\u6784\u5efa\u4f01\u4e1a\u7ea7\u9ad8\u53ef\u7528\u4f53\u7cfb\uff0c\u9700\u5173\u6ce8\u4ee5\u4e0b\u5173\u952e\u8981\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u5197\u4f59<\/strong>\uff1a\u5305\u62ec\u8ba1\u7b97\uff08\u591a\u5b9e\u4f8b\uff09\u3001\u7f51\u7edc\uff08\u53cc\u7f51\u5361\u3001\u53cc\u4e0a\u6e38\u94fe\u8def\uff09\u3001\u5b58\u50a8\uff08RAID\u3001\u5206\u5e03\u5f0f\u5b58\u50a8\uff09\u548c\u7535\u529b\u5197\u4f59\u3002<\/li>\n<li><strong>\u6545\u969c\u68c0\u6d4b\u4e0e\u81ea\u52a8\u5207\u6362<\/strong>\uff1a\u4f7f\u7528\u5fc3\u8df3\u68c0\u6d4b\uff08Heartbeat\/Corosync\uff09\u4e0e\u96c6\u7fa4\u7ba1\u7406\uff08Pacemaker\uff09\u5b9e\u73b0\u4e3b\u4ece\u5207\u6362\uff0c\u6216\u901a\u8fc7Keepalived\u7ed3\u5408VRRP\u5b9e\u73b0\u865a\u62dfIP\u6f02\u79fb\u3002<\/li>\n<li><strong>\u8d1f\u8f7d\u5747\u8861<\/strong>\uff1a\u524d\u7aef\u4f7f\u7528HAProxy\u3001Nginx\u6216LVS\u5206\u53d1\u8bf7\u6c42\uff0c\u5b9e\u73b0\u4f1a\u8bdd\u4fdd\u6301\u4e0e\u6d41\u91cf\u8c03\u5ea6\u3002<\/li>\n<li><strong>\u6570\u636e\u540c\u6b65\u4e0e\u4e00\u81f4\u6027<\/strong>\uff1a\u91c7\u7528\u540c\u6b65\u590d\u5236\uff08DRBD\u3001Ceph RBD\u7684\u540c\u6b65\u6a21\u5f0f\uff09\u6216\u5f02\u6b65\u590d\u5236\u89c6RPO\u800c\u5b9a\u3002<\/li>\n<li><strong>\u76d1\u63a7\u4e0e\u544a\u8b66<\/strong>\uff1aPrometheus\u3001Zabbix\u3001Grafana\u914d\u5408\u544a\u8b66\u89c4\u5219\uff0c\u5feb\u901f\u5b9a\u4f4d\u5e76\u89e6\u53d1\u81ea\u52a8\u5316\u4fee\u590d\u3002<\/li>\n<\/ul>\n<h3>\u540c\u6b65\u4e0e\u5f02\u6b65\u590d\u5236\u7684\u6743\u8861<\/h3>\n<p>\u540c\u6b65\u590d\u5236\u5728\u5199\u64cd\u4f5c\u65f6\u7b49\u5f85\u591a\u8282\u70b9\u786e\u8ba4\uff0c\u56e0\u6b64\u53ef\u5c06RPO\u964d\u5230\u63a5\u8fd10\uff0c\u4f46\u589e\u52a0\u5199\u5ef6\u8fdf\u3002\u9002\u7528\u4e8e\u91d1\u878d\u3001\u4ea4\u6613\u7b49\u5bf9\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u6781\u9ad8\u7684\u573a\u666f\u3002\u5f02\u6b65\u590d\u5236\u5ef6\u8fdf\u5c0f\u3001\u6027\u80fd\u9ad8\uff0c\u4f46\u5b58\u5728\u77ed\u65f6\u95f4\u6570\u636e\u4e22\u5931\u98ce\u9669\uff0c\u9002\u7528\u4e8e\u5185\u5bb9\u5206\u53d1\u3001\u65e5\u5fd7\u805a\u5408\u7b49\u53ef\u5bb9\u5fcd\u5c11\u91cf\u6570\u636e\u4e22\u5931\u7684\u573a\u666f\u3002<\/p>\n<h2>\u5e38\u89c1\u5e94\u7528\u573a\u666f\u4e0e\u63a8\u8350\u67b6\u6784<\/h2>\n<p>\u4e0d\u540c\u4e1a\u52a1\u5bf9\u53ef\u7528\u6027\u548c\u6027\u80fd\u7684\u4fa7\u91cd\u70b9\u4e0d\u540c\uff0c\u4e0b\u9762\u6309\u5178\u578b\u573a\u666f\u7ed9\u51fa\u67b6\u6784\u5efa\u8bae\u3002<\/p>\n<h3>1. 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