{"id":32911,"date":"2026-08-28T10:00:00","date_gmt":"2026-08-28T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=32911"},"modified":"2026-08-31T14:48:38","modified_gmt":"2026-08-31T06:48:38","slug":"mongodb-replica-set-deployment-guide","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/mongodb-replica-set-deployment-guide\/","title":{"rendered":"MongoDB \u526f\u672c\u96c6\u90e8\u7f72\uff1a\u6570\u636e\u5e93\u9ad8\u53ef\u7528\u4e0e\u8bfb\u5206\u79bb\u5b9e\u6218"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/mongodb-replica-set-deployment-guide-cover.webp\" alt=\"MongoDB \u526f\u672c\u96c6\u4e00\u4e2a\u4e3b\u8282\u70b9\u4e0e\u4e24\u4e2a\u4ece\u8282\u70b9\u7ec4\u6210\u9ad8\u53ef\u7528\u96c6\u7fa4\u7684\u5c01\u9762\u914d\u56fe\" loading=\"lazy\" \/><\/p>\n<h3>\u4e3a\u4ec0\u4e48\u4f60\u7684 MongoDB \u9700\u8981\u526f\u672c\u96c6<\/h3>\n<p>\u5355\u673a\u90e8\u7f72 MongoDB \u6700\u7701\u4e8b\uff0c\u4f46\u4e5f\u6700\u5371\u9669\uff1a\u4e00\u65e6\u8fdb\u7a0b\u5d29\u6e83\u3001\u7cfb\u7edf\u91cd\u542f\u6216\u78c1\u76d8\u6545\u969c\uff0c\u6570\u636e\u5e93\u5c31\u5f7b\u5e95\u4e0d\u53ef\u7528\uff0c\u6b63\u5728\u5199\u5165\u7684\u6570\u636e\u4e5f\u53ef\u80fd\u4e22\u5931\u3002\u5bf9\u9762\u5411\u7528\u6237\u7684\u670d\u52a1\u6765\u8bf4\uff0c\u51e0\u5341\u5206\u949f\u7684\u6570\u636e\u5e93\u4e2d\u65ad\u5c31\u610f\u5473\u7740\u8ba2\u5355\u6d41\u5931\u548c\u4fe1\u4efb\u53d7\u635f\u3002<\/p>\n<p>\u526f\u672c\u96c6\u89e3\u51b3\u7684\u5c31\u662f\u300c\u5355\u70b9\u6545\u969c\u300d\u95ee\u9898\u3002\u5b83\u628a\u540c\u4e00\u4efd\u6570\u636e\u5206\u522b\u4fdd\u5b58\u5728\u591a\u4e2a\u8282\u70b9\u4e0a\uff0c\u5176\u4e2d\u4e00\u4e2a\u4e3b\u8282\u70b9\u8d1f\u8d23\u5168\u90e8\u5199\u5165\uff0c\u5176\u4f59\u4ece\u8282\u70b9\u540c\u6b65\u4fdd\u6301\u4e00\u81f4\uff1b\u4e3b\u8282\u70b9\u4e00\u65e6\u51fa\u95ee\u9898\uff0c\u96c6\u7fa4\u4f1a\u81ea\u52a8\u628a\u67d0\u4e2a\u4ece\u8282\u70b9\u63d0\u5347\u4e3a\u65b0\u4e3b\u8282\u70b9\uff0c\u8bfb\u5199\u51e0\u4e4e\u65e0\u611f\u5730\u5207\u6362\u3002\u76f8\u6bd4\u82b1\u94b1\u4e70\u66f4\u8d35\u7684\u786c\u4ef6\uff0c\u591a\u914d\u4e00\u4e24\u53f0\u666e\u901a\u673a\u5668\u7ec4\u6210\u526f\u672c\u96c6\uff0c\u5f80\u5f80\u80fd\u4ee5\u66f4\u4f4e\u7684\u6210\u672c\u6362\u6765\u66f4\u53ef\u9760\u7684\u53ef\u7528\u6027\u3002<\/p>\n<p>\u8fd9\u7bc7\u5b9e\u8df5\u6307\u5357\u4f1a\u5e26\u4f60\u5b8c\u6210\u4e09\u4ef6\u5177\u4f53\u7684\u4e8b\uff1a\u5728\u4e00\u7ec4\u670d\u52a1\u5668\u4e0a\u4ece\u96f6\u90e8\u7f72\u4e00\u4e2a\u6807\u51c6\u7684 3 \u8282\u70b9 MongoDB \u526f\u672c\u96c6\uff0c\u9a8c\u8bc1\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u662f\u5426\u771f\u7684\u751f\u6548\uff0c\u4ee5\u53ca\u628a\u8bfb\u8bf7\u6c42\u4ece\u4e3b\u8282\u70b9\u5206\u6d41\u5230\u4ece\u8282\u70b9\u6765\u964d\u4f4e\u538b\u529b\u3002\u6240\u6709\u6b65\u9aa4\u90fd\u57fa\u4e8e MongoDB 6.0 \u7684\u5b98\u65b9\u914d\u7f6e\u65b9\u5f0f\uff0c\u4f60\u53ef\u4ee5\u5728 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS<\/a> \u6216<a href=\"https:\/\/cn.hostease.com\/dedicated-server\/\">\u72ec\u7acb\u670d\u52a1\u5668<\/a>\u4e0a\u6309\u987a\u5e8f\u590d\u73b0\u3002<\/p>\n<h2>\u90e8\u7f72\u524d\u7684\u51c6\u5907\uff1a\u8282\u70b9\u89c4\u5212\u4e0e\u7248\u672c\u9009\u62e9<\/h2>\n<p>\u5f00\u59cb\u524d\u5148\u660e\u786e\u4e24\u70b9\uff1a\u526f\u672c\u96c6\u81f3\u5c11\u9700\u8981 3 \u4e2a\u8282\u70b9\u624d\u80fd\u4fdd\u8bc1\u53ef\u7528\u6027\uff0c\u7248\u672c\u5efa\u8bae\u9009\u62e9\u4ecd\u5728\u5b98\u65b9\u652f\u6301\u7a97\u53e3\u5185\u7684 MongoDB 6.0 \u6216\u66f4\u65b0\u7248\u672c\u3002\u8fd9\u91cc\u4ee5 3 \u53f0 Ubuntu 22.04 \u670d\u52a1\u5668\u3001\u6bcf\u53f0 2 \u6838 4GB \u5185\u5b58\u4e3a\u4f8b\uff0c\u5b9e\u9645\u89c4\u6a21\u53ef\u4ee5\u6309\u8bfb\u6d41\u91cf\u5f39\u6027\u8c03\u6574\u3002<\/p>\n<p>\u8282\u70b9\u5206\u4e24\u7c7b\u8eab\u4efd\uff1a\u4e00\u4e2a <code>primary<\/code>\uff08\u4e3b\uff09\u8d1f\u8d23\u5199\u5165\uff0c\u4e24\u4e2a <code>secondary<\/code>\uff08\u4ece\uff09\u8d1f\u8d23\u540c\u6b65\u548c\u8bfb\u53d6\u3002\u4e3a\u4e86\u907f\u514d\u540c\u673a\u6545\u969c\u4e00\u6b21\u6027\u62d6\u57ae\u591a\u4e2a\u89d2\u8272\uff0c\u4e09\u4e2a\u8282\u70b9\u6700\u597d\u5206\u5e03\u5728\u4e0d\u540c\u7684\u7269\u7406\u673a\u6216\u53ef\u7528\u533a\uff0c\u800c\u4e0d\u662f\u585e\u5728\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u3002\u57df\u540d\u89e3\u6790\u53ef\u9009\uff0c\u8fd9\u91cc\u76f4\u63a5\u7528\u5185\u7f51 IP \u76f8\u4e92\u901a\u4fe1\uff0c\u7aef\u53e3\u7edf\u4e00\u4f7f\u7528 MongoDB \u9ed8\u8ba4\u7684 <code>27017<\/code>\u3002<\/p>\n<p>\u5728\u4e09\u4e2a\u8282\u70b9\u4e0a\u5206\u522b\u5b89\u88c5 MongoDB\uff0c\u64cd\u4f5c\u4e00\u81f4\u3002\u5148\u5bfc\u5165\u5b98\u65b9\u516c\u94a5\uff0c\u518d\u628a\u5b98\u65b9\u8f6f\u4ef6\u6e90\u5199\u5165\u5230 <code>\/etc\/apt\/sources.list.d\/mongodb-org-6.0.list<\/code>\uff0c\u7136\u540e\u6267\u884c\u66f4\u65b0\u4e0e\u5b89\u88c5\uff1a<\/p>\n<pre>\nwget -qO - https:\/\/www.mongodb.org\/static\/pgp\/server-6.0.asc | sudo apt-key add -\necho \"deb [ arch=amd64,arm64 ] https:\/\/repo.mongodb.org\/apt\/ubuntu jammy\/mongodb-org\/6.0 multiverse\" | sudo tee \/etc\/apt\/sources.list.d\/mongodb-org-6.0.list\nsudo apt-get update\nsudo apt-get install -y mongodb-org\n<\/pre>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\u5148\u4e0d\u8981\u6025\u7740\u542f\u52a8\uff0c\u63a5\u4e0b\u6765\u8981\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u628a\u4e09\u4e2a\u8282\u70b9\u7ec4\u6210\u4e00\u4e2a\u526f\u672c\u96c6\u3002\u8fd9\u4e2a\u9636\u6bb5\u6700\u5bb9\u6613\u8e29\u7684\u5751\u662f\u628a\u6240\u6709\u8282\u70b9\u90fd\u914d\u6210\u76f8\u540c\u7684\u526f\u672c\u96c6\u540d\u5374\u5fd8\u8bb0\u540c\u6b65\u521d\u59cb\u8282\u70b9\uff0c\u540e\u7eed\u542f\u52a8\u65f6\u4f1a\u51fa\u73b0\u957f\u65f6\u95f4\u5904\u4e8e <code>STARTUP<\/code> \u72b6\u6001\u7684\u73b0\u8c61\uff0c\u7a0d\u540e\u6211\u4f1a\u6f14\u793a\u5982\u4f55\u6392\u67e5\u3002<\/p>\n<h2>\u521d\u59cb\u5316\u526f\u672c\u96c6\uff1a\u4e09\u8282\u70b9\u600e\u4e48\u4e92\u76f8\u8ba4\u8bc6<\/h2>\n<p>\u526f\u672c\u96c6\u9760\u76f8\u540c\u7684\u526f\u672c\u96c6\u540d\uff08replica set name\uff09\u7ed1\u5b9a\u5728\u4e00\u8d77\uff0c\u540c\u65f6\u9700\u8981\u4e00\u4e2a\u521d\u59cb\u7684\u8282\u70b9\u4f5c\u4e3a\u300c\u5f15\u8def\u4eba\u300d\u6765\u53d1\u8d77\u9009\u4e3e\u3002\u6211\u4eec\u5148\u5728\u6bcf\u53f0\u673a\u5668\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b9a\u4e49\u526f\u672c\u96c6\u540d\u5e76\u7ed1\u5b9a\u76d1\u542c\u5730\u5740\u3002<\/p>\n<p>\u7f16\u8f91 <code>\/etc\/mongod.conf<\/code>\uff0c\u628a <code>net<\/code> \u4e0e <code>replication<\/code> \u4e24\u6bb5\u6539\u6210\u4e0b\u9762\u8fd9\u6837\u3002<code>bindIp<\/code> \u5efa\u8bae\u540c\u65f6\u5305\u542b\u672c\u673a\u56de\u73af\u5730\u5740\u548c\u672c\u673a\u5185\u7f51 IP\uff0c\u5426\u5219\u5ba2\u6237\u7aef\u53ea\u80fd\u672c\u673a\u8bbf\u95ee\uff1b<code>replSetName<\/code> \u4e09\u4e2a\u8282\u70b9\u5fc5\u987b\u5b8c\u5168\u4e00\u81f4\uff0c\u8fd9\u91cc\u7edf\u4e00\u7528 <code>rs0<\/code>\uff1a<\/p>\n<pre>\nnet:\n  port: 27017\n  bindIp: 127.0.0.1,192.168.10.10\n\nreplication:\n  replSetName: rs0\n<\/pre>\n<p>\u4e09\u53f0\u673a\u5668\u7684 <code>bindIp<\/code> \u91cc\u5185\u7f51 IP \u5404\u586b\u5404\u81ea\u7684\uff08\u4f8b\u5982 <code>192.168.10.10<\/code>\u3001<code>192.168.10.11<\/code>\u3001<code>192.168.10.12<\/code>\uff09\u3002\u6539\u5b8c\u540e\u5206\u522b\u5728\u4e09\u4e2a\u8282\u70b9\u6267\u884c\u542f\u52a8\uff1a<\/p>\n<pre>\nsudo systemctl enable mongod\nsudo systemctl start mongod\nsudo systemctl status mongod\n<\/pre>\n<p>\u53ea\u6709 <code>status<\/code> \u663e\u793a <code>active (running)<\/code> \u624d\u7ee7\u7eed\u4e0b\u4e00\u6b65\u3002\u63a5\u7740\u5728\u5176\u4e2d\u4e00\u4e2a\u8282\u70b9\uff08\u6bd4\u5982 <code>192.168.10.10<\/code>\uff09\u767b\u5f55 mongo shell\uff0c\u6267\u884c\u521d\u59cb\u5316\u547d\u4ee4\u3002\u8fd9\u91cc\u7528 <code>_id<\/code> \u660e\u786e\u6307\u5b9a\u6bcf\u4e2a\u6210\u5458\u7684\u4f18\u5148\u7ea7\uff0c<code>priority: 2<\/code> \u610f\u5473\u7740\u8be5\u8282\u70b9\u5728\u9009\u4e3e\u4e2d\u66f4\u5360\u4f18\u52bf\uff0c\u9002\u5408\u653e\u5728\u8d44\u6e90\u66f4\u5f3a\u7684\u673a\u5668\u4e0a\uff1a<\/p>\n<pre>\nrs.initiate({\n  _id: \"rs0\",\n  members: [\n    { _id: 0, host: \"192.168.10.10:27017\" },\n    { _id: 1, host: \"192.168.10.11:27017\" },\n    { _id: 2, host: \"192.168.10.12:27017\", priority: 2 }\n  ]\n})\n<\/pre>\n<p>\u8fd4\u56de <code>ok: 1<\/code> \u8868\u793a\u521d\u59cb\u5316\u6210\u529f\u3002\u6267\u884c <code>rs.status()<\/code> \u80fd\u770b\u5230\u4e09\u4e2a\u8282\u70b9\u7684\u72b6\u6001\uff0c\u6b64\u65f6\u5e94\u51fa\u73b0\u4e00\u4e2a <code>PRIMARY<\/code> \u548c\u4e24\u4e2a <code>SECONDARY<\/code>\u3002\u5982\u679c\u4f60\u770b\u5230\u67d0\u4e2a\u8282\u70b9\u957f\u65f6\u95f4\u505c\u7559\u5728 <code>STARTUP2<\/code> \u6216 <code>ROLLBACK<\/code>\uff0c\u901a\u5e38\u662f\u7f51\u7edc\u7aef\u53e3\u6ca1\u6253\u901a\uff0c\u5148\u7528 <code>telnet 192.168.10.12 27017<\/code> \u68c0\u67e5\u8282\u70b9\u4e4b\u95f4\u80fd\u5426\u8fde\u901a\uff0c\u5e76\u786e\u8ba4\u9632\u706b\u5899\u6ca1\u6709\u62e6\u6389 27017 \u7aef\u53e3\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/mongodb-replica-set-primary-secondary-comparison.webp\" alt=\"MongoDB \u526f\u672c\u96c6\u4e3b\u4ece\u89d2\u8272\u5206\u5de5\u5bf9\u6bd4\u914d\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u6d4b\u8bd5\uff1a\u771f\u7684\u80fd\u81ea\u5df1\u6062\u590d\u5417<\/h2>\n<p>\u526f\u672c\u96c6\u6700\u5927\u7684\u4ef7\u503c\u5728\u4e8e\u6545\u969c\u8f6c\u79fb\uff0c\u4e0d\u9a8c\u8bc1\u4e00\u4e0b\u7b49\u4e8e\u767d\u642d\u3002\u8fd9\u4e00\u8282\u6211\u4eec\u5728\u4e0d\u5f71\u54cd\u4e1a\u52a1\u7684\u524d\u63d0\u4e0b\u505a\u4e00\u6b21\u53d7\u63a7\u6f14\u7ec3\uff1a\u624b\u52a8\u505c\u6389\u5f53\u524d\u4e3b\u8282\u70b9\uff0c\u770b\u4ece\u8282\u70b9\u80fd\u5426\u81ea\u52a8\u8865\u4f4d\u3002<\/p>\n<p>\u5148\u5728\u4efb\u610f\u8282\u70b9\u6267\u884c <code>rs.status()<\/code> \u627e\u5230\u5f53\u524d <code>PRIMARY<\/code>\uff0c\u7136\u540e\u5230\u90a3\u53f0\u673a\u5668\u4e0a\u505c\u6389 mongod\uff1a<\/p>\n<pre>\nsudo systemctl stop mongod\n<\/pre>\n<p>\u4e3b\u8282\u70b9\u5b95\u673a\u540e\uff0c\u5269\u4f59\u7684\u4e24\u4e2a\u4ece\u8282\u70b9\u4f1a\u7ecf\u8fc7\u4e00\u6b21\u9009\u4e3e\uff0c\u5927\u7ea6 10 \u5230 30 \u79d2\u5185\u4f1a\u6709\u4e00\u4e2a\u88ab\u63d0\u5347\u4e3a\u65b0\u7684 <code>PRIMARY<\/code>\u3002\u5728\u5b58\u6d3b\u8282\u70b9\u4e0a\u6267\u884c <code>rs.status()<\/code>\uff0c\u5e76\u89c2\u5bdf\u65b0\u589e\u7684 <code>newPrimary<\/code> \u5b57\u6bb5\uff1a<\/p>\n<pre>\nrs.status().lastStableCheckpointTimestamp\nrs.status().members.filter(m => m.stateStr === \"PRIMARY\")\n<\/pre>\n<p>\u5982\u679c\u65b0\u4e3b\u8282\u70b9\u6b63\u5e38\u51fa\u73b0\uff0c\u8bf4\u660e\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u751f\u6548\u3002\u518d\u628a\u521a\u624d\u505c\u6389\u7684\u65e7\u4e3b\u8282\u70b9\u62c9\u8d77\u6765\uff0c\u5b83\u4f1a\u4ee5 <code>SECONDARY<\/code> \u8eab\u4efd\u91cd\u65b0\u52a0\u5165\u96c6\u7fa4\u5e76\u56de\u653e\u589e\u91cf\u6570\u636e\uff0c\u4e0d\u4f1a\u62a2\u5360\u65b0\u4e3b\u8282\u70b9\uff1a<\/p>\n<pre>\nsudo systemctl start mongod\n<\/pre>\n<p>\u8fd9\u91cc\u6709\u4e00\u4e2a\u5bb9\u6613\u88ab\u5ffd\u89c6\u7684\u7ec6\u8282\uff1a\u6545\u969c\u8f6c\u79fb\u671f\u95f4\u4ecd\u4f1a\u6709\u4e00\u5c0f\u6bb5\u300c\u65e0\u4e3b\u300d\u7a97\u53e3\uff0c\u5199\u5165\u5ba2\u6237\u7aef\u5982\u679c\u8bbe\u7f6e\u4e86\u5408\u7406\u7684\u5199\u5173\u6ce8\uff08write concern\uff09\uff0c\u5c31\u80fd\u7b49\u5230\u65b0\u4e3b\u8282\u70b9\u786e\u8ba4\u540e\u624d\u8fd4\u56de\u6210\u529f\uff0c\u800c\u4e0d\u662f\u4e22\u5931\u8bf7\u6c42\u3002\u751f\u4ea7\u73af\u5883\u5efa\u8bae\u628a\u5e94\u7528\u7aef\u7684\u5199\u5173\u6ce8\u914d\u7f6e\u4e3a <code>majority<\/code>\uff0c\u4ee3\u4ef7\u662f\u5199\u5165\u7565\u6162\uff0c\u4f46\u80fd\u6362\u6765\u66f4\u5f3a\u7684\u6570\u636e\u4e00\u81f4\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/mongodb-replica-set-failover-recovery.webp\" alt=\"MongoDB \u526f\u672c\u96c6\u4e3b\u8282\u70b9\u6545\u969c\u540e\u81ea\u52a8\u664b\u5347\u65b0\u4e3b\u8282\u70b9\u7684\u6545\u969c\u8f6c\u79fb\u8fc7\u7a0b\u914d\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u8bfb\u5199\u5206\u79bb\u5b9e\u6218\uff1a\u628a\u8bfb\u538b\u529b\u5206\u6d41\u5230\u4ece\u8282\u70b9<\/h2>\n<p>\u526f\u672c\u96c6\u540c\u6b65\u4e86\u4e09\u4efd\u6570\u636e\uff0c\u5982\u679c\u53ea\u8ba9\u4e3b\u8282\u70b9\u5e72\u6d3b\uff0c\u7b49\u4e8e\u6d6a\u8d39\u4ece\u8282\u70b9\u7684\u8ba1\u7b97\u8d44\u6e90\u3002\u8bfb\u5199\u5206\u79bb\u7684\u505a\u6cd5\u662f\u628a\u5199\u8bf7\u6c42\u56fa\u5b9a\u53d1\u7ed9\u4e3b\u8282\u70b9\uff0c\u628a\u53ef\u4ee5\u5bb9\u5fcd\u7565\u5fae\u6ede\u540e\u7684\u8bfb\u8bf7\u6c42\uff08\u62a5\u8868\u67e5\u8be2\u3001\u540e\u53f0\u7edf\u8ba1\u3001\u641c\u7d22\u7c7b\u63a5\u53e3\uff09\u53d1\u5230\u4ece\u8282\u70b9\u3002<\/p>\n<p>MongoDB \u9a71\u52a8\u5c42\u901a\u8fc7\u300c\u8bfb\u504f\u597d\u300d\uff08read preference\uff09\u63a7\u5236\u8fd9\u4e2a\u884c\u4e3a\u3002\u4ee5 <code>primaryPreferred<\/code> \u4e3a\u4f8b\uff0c\u5ba2\u6237\u7aef\u4f18\u5148\u8bfb\u4e3b\u8282\u70b9\uff0c\u4e3b\u8282\u70b9\u4e0d\u53ef\u7528\u65f6\u624d\u9000\u56de\u5230\u4ece\u8282\u70b9\uff1b\u800c <code>secondary<\/code> \u5219\u660e\u786e\u8981\u6c42\u53ea\u8bfb\u4ece\u8282\u70b9\u3002Java \u9a71\u52a8\u7684\u8fde\u63a5\u4e32\u5199\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>\nmongodb:\/\/appuser:pwd@192.168.10.10:27017,192.168.10.11:27017,192.168.10.12:27017\/?replicaSet=rs0&readPreference=secondary\n<\/pre>\n<p>Python \u7684 pymongo \u53ef\u4ee5\u7528\u540c\u6837\u7684\u65b9\u5f0f\u6307\u5b9a\u8fde\u63a5\u4e32\uff0c\u5e76\u628a <code>readPreference=secondaryPreferred<\/code> \u5199\u5165 URI\u3002\u8bbe\u7f6e\u4e4b\u540e\uff0c\u7528 <code>rs.secondaryOk()<\/code> \u5728 mongo shell \u91cc\u68c0\u67e5\u5ef6\u8fdf\uff0c\u786e\u8ba4\u4ece\u8282\u70b9\u6570\u636e\u786e\u5b9e\u8ddf\u5f97\u4e0a\uff1a<\/p>\n<pre>\nrs.secondaryOk()\ndb.collection.find().explain(\"executionStats\")\n<\/pre>\n<p>\u4ece\u8282\u70b9\u8bfb\u53d6\u7684\u4ee3\u4ef7\u662f\u300c\u6700\u7ec8\u4e00\u81f4\u6027\u300d\uff1a\u7531\u4e8e\u590d\u5236\u662f\u5f02\u6b65\u7684\uff0c\u4ece\u8282\u70b9\u770b\u5230\u7684\u6570\u636e\u53ef\u80fd\u6bd4\u4e3b\u8282\u70b9\u665a\u51e0\u767e\u6beb\u79d2\u3002\u6240\u4ee5\u53ea\u628a\u5bf9\u65f6\u6548\u6027\u4e0d\u654f\u611f\u7684\u4e1a\u52a1\u5207\u5230\u4ece\u8282\u70b9\uff0c\u8ba2\u5355\u91d1\u989d\u6821\u9a8c\u3001\u5e93\u5b58\u6263\u51cf\u8fd9\u7c7b\u5f3a\u4e00\u81f4\u64cd\u4f5c\u4ecd\u5fc5\u987b\u8d70\u4e3b\u8282\u70b9\uff0c\u5426\u5219\u4f1a\u51fa\u73b0\u8bfb\u5230\u65e7\u6570\u636e\u7684\u7ebf\u4e0a\u4e8b\u6545\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/mongodb-replica-set-read-write-split-flow.webp\" alt=\"MongoDB \u526f\u672c\u96c6\u5199\u5165\u8d70\u4e3b\u8282\u70b9\u3001\u8bfb\u53d6\u8d70\u4ece\u8282\u70b9\u7684\u8bfb\u5199\u5206\u79bb\u8def\u5f84\u914d\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u628a\u9ad8\u53ef\u7528\u548c\u8bfb\u5206\u79bb\u843d\u5230\u4f60\u7684\u4e1a\u52a1\u91cc<\/h2>\n<p>\u526f\u672c\u96c6\u4e0d\u662f\u90e8\u7f72\u5b8c\u5c31\u4e07\u4e8b\u5927\u5409\uff0c\u957f\u671f\u7a33\u5b9a\u8fd8\u4f9d\u8d56\u6301\u7eed\u5de1\u68c0\u548c\u5907\u4efd\u3002<code>rs.status()<\/code> \u80fd\u53cd\u6620\u6bcf\u4e2a\u8282\u70b9\u7684\u5fc3\u8df3\u4e0e\u5ef6\u8fdf\uff0c\u5efa\u8bae\u914d\u5408\u76d1\u63a7\u7cfb\u7edf\u5b9a\u65f6\u91c7\u96c6\uff0c\u4e00\u65e6\u51fa\u73b0\u6301\u7eed\u7684\u540c\u6b65\u5ef6\u8fdf\u6216\u67d0\u4e2a\u8282\u70b9\u957f\u671f\u8131\u79bb\u96c6\u7fa4\u5c31\u53ca\u65f6\u544a\u8b66\uff1b<code>mongodump<\/code> \u914d\u5408\u5b9a\u671f\u5168\u91cf\u5907\u4efd\uff0c\u80fd\u4fdd\u8bc1\u5373\u4f7f\u53d1\u751f\u707e\u96be\u6027\u6545\u969c\u4e5f\u80fd\u4ece\u526f\u672c\u4e4b\u5916\u6062\u590d\u6570\u636e\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/mongodb-replica-set-monitoring-operations.webp\" alt=\"MongoDB \u526f\u672c\u96c6\u65e5\u5e38\u5de1\u68c0\u4e0e\u76d1\u63a7\u914d\u56fe\" loading=\"lazy\" \/><\/p>\n<p><a href=\"https:\/\/cn.hostease.com\/blog\/tutorials\/mysql-replication-read-write-split-failover\/\">\u67e5\u770b MySQL \u4e3b\u4ece\u590d\u5236\u4e0e\u8bfb\u5199\u5206\u79bb\u7684\u5bf9\u7167\u5b9e\u8df5<\/a> \u53ef\u4ee5\u770b\u5230\u540c\u7c7b\u601d\u8def\u5728\u5173\u7cfb\u578b\u6570\u636e\u5e93\u91cc\u7684\u843d\u5730\u533a\u522b\uff1b\u5982\u679c\u4f60\u7684\u6570\u636e\u89c4\u6a21\u4e0d\u5927\u4f46\u8ffd\u6c42\u8fd0\u7ef4\u7701\u5fc3\uff0c<a href=\"https:\/\/cn.hostease.com\/blog\/guides\/vps-dedicated-server-database-cache-architecture\/\">\u72ec\u7acb\u670d\u52a1\u5668\u4e0e VPS \u5206\u5c42\u7684\u6570\u636e\u5e93\u7f13\u5b58\u67b6\u6784<\/a> \u63d0\u4f9b\u4e86\u53e6\u4e00\u6761\u66f4\u7b80\u5355\u7684\u8def\u7ebf\u3002\u9700\u8981\u5e94\u5bf9\u66f4\u9ad8\u8bfb\u5e76\u53d1\u65f6\uff0c<a href=\"https:\/\/cn.hostease.com\/blog\/comparisons\/redis-sentinel-cluster-deployment\/\">Redis \u54e8\u5175\u96c6\u7fa4\u4e0e\u8bfb\u5199\u5206\u79bb\u65b9\u6848<\/a> \u4e5f\u662f\u4e0d\u9519\u7684\u8865\u5145\u3002<\/p>\n<p>\u603b\u7ed3\u4e00\u4e0b\uff1a\u4e09\u8282\u70b9\u526f\u672c\u96c6\u7528\u4e00\u5957\u914d\u7f6e\u6587\u4ef6\u548c\u4e00\u4e2a <code>rs.initiate()<\/code> \u5c31\u80fd\u642d\u8d77\u6765\uff0c\u6545\u969c\u8f6c\u79fb\u662f Mongo \u5185\u5efa\u80fd\u529b\uff0c\u4e0d\u7528\u81ea\u5df1\u5199\u8111\u88c2\u5224\u65ad\uff1b\u8bfb\u5199\u5206\u79bb\u80fd\u663e\u8457\u964d\u4f4e\u4e3b\u8282\u70b9\u538b\u529b\uff0c\u4f46\u8981\u5206\u6e05\u54ea\u4e9b\u8bfb\u53ef\u4ee5\u5bb9\u5fcd\u5ef6\u8fdf\u3002\u5982\u679c\u4f60\u4e0d\u60f3\u628a\u7cbe\u529b\u82b1\u5728\u670d\u52a1\u5668\u9ad8\u53ef\u7528\u7ec6\u8282\u4e0a\uff0cHostease \u7684 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS \u4e3b\u673a<\/a> \u4e0e <a href=\"https:\/\/cn.hostease.com\/dedicated-server\/\">\u72ec\u7acb\u670d\u52a1\u5668<\/a> \u90fd\u652f\u6301\u6309\u9700\u6269\u5bb9\uff0c\u526f\u672c\u96c6\u5404\u8282\u70b9\u53ef\u4ee5\u72ec\u7acb\u9009\u578b\uff0c\u628a\u6570\u636e\u5e93\u9ad8\u53ef\u7528\u548c\u4e3b\u673a\u8fd0\u7ef4\u66f4\u6e05\u6670\u5730\u89e3\u8026\u3002\u5efa\u8bae\u5148\u4ece 3 \u8282\u70b9\u7684\u6700\u5c0f\u9ad8\u53ef\u7528\u8d77\u6b65\uff0c\u8dd1\u901a\u6545\u969c\u8f6c\u79fb\u540e\u518d\u9010\u6b65\u5f15\u5165\u591a\u4ece\u8282\u70b9\uff0c\u7528\u5b9e\u6d4b\u5ef6\u8fdf\u6765\u51b3\u5b9a\u8bfb\u5206\u79bb\u7684\u8fb9\u754c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ece\u96f6\u90e8\u7f72 MongoDB \u526f\u672c\u96c6\uff0c\u7406\u89e3\u4e3b\u4ece\u590d\u5236\u4e0e\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\uff0c\u5b9e\u73b0\u9ad8\u53ef\u7528\u7684\u540c\u65f6\u628a\u8bfb\u8bf7\u6c42\u5206\u79bb\u5230\u4ece\u8282\u70b9\uff0c\u5e76\u7ed3\u5408\u5b9e\u6218\u547d\u4ee4\u4e0e\u6848\u4f8b\u7ed9\u51fa\u843d\u5730\u5efa\u8bae\u3002<\/p>\n","protected":false},"author":2,"featured_media":32906,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[4981,4428,4984,4982,4983],"class_list":["post-32911","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-mongodb","tag-4428","tag-4984","tag-4982","tag-4983"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/mongodb-replica-set-deployment-guide-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32911","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=32911"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32911\/revisions"}],"predecessor-version":[{"id":32912,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32911\/revisions\/32912"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/32906"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=32911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=32911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=32911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}