{"id":315,"date":"2013-07-02T16:21:56","date_gmt":"2013-07-02T16:21:56","guid":{"rendered":"ad13a2a07ca4b7642959dc0c4c740ab6"},"modified":"2013-07-02T16:21:56","modified_gmt":"2013-07-02T16:21:56","slug":"","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/315","title":{"rendered":"MongoDB\u4e3b\u4ece\u590d\u5236\u548c\u96c6\u7fa4"},"content":{"rendered":"

\u4e3b\u4ece\u590d\u5236<\/span><\/p>\n

\u6700\u57fa\u672c\u7684\u8bbe\u7f6e\u662f\u5efa\u7acb\u4e00\u4e2a\u4e3b\u8282\u70b9\u548c\u591a\u4e2a\u4ece\u8282\u70b9\uff0c\u6bcf\u4e2a\u4ece\u8282\u70b9\u8981\u77e5\u9053\u4e3b\u8282\u70b9\u7684\u5730\u5740\u3002<\/span><\/p>\n

\u8fd0\u884c<\/span>mongod --master<\/span>\u5c31\u542f\u52a8\u4e86\u4e3b\u670d\u52a1\u5668\u3002\u8fd0\u884c<\/span>mongod --slave --source master_address<\/span>\u5219\u542f\u52a8\u4e86\u4ece\u670d\u52a1\u5668\uff0c\u5176\u4e2dmaster_address<\/span>\u5c31\u662f\u4e0a\u9762\u7684\u4e3b\u8282\u70b9\u5730\u5740\u3002<\/span><\/span><\/p>\n

\u751f\u4ea7\u73af\u5883\u4e0b\u6709\u591a\u53f0\u670d\u52a1\u5668\uff0c\u4e0d\u8fc7\u8fd9\u91cc\u6211\u4eec\u7684\u4f8b\u5b50\u5c31\u5728\u540c\u4e00\u673a\u5668\u4e0a\u8bd5\u9a8c\u3002<\/span><\/p>\n

1.<\/span>\u7ed9\u4e3b\u8282\u70b9\u5efa\u7acb\u6570\u636e\u76ee\u5f55\uff0c\u5e76\u7ed1\u5b9a\u7aef\u53e3(10000)<\/span><\/span>\u3002<\/span><\/p>\n

$ mkdir -p ~\/dbs\/master<\/span><\/p>\n

$ .\/mongod --dbpath ~\/dbs\/master --port 10000 --master<\/span><\/p>\n

2.<\/span>\u63a5\u7740\u8bbe\u7f6e\u4ece\u8282\u70b9\uff0c<\/span>\u8bb0\u5f97\u8981\u9009\u62e9\u4e0d\u540c\u7684\u7aef\u53e3\u53f7\uff0c\u5e76\u4e14\u7528--source<\/span>\u4e3a\u4ece\u8282\u70b9\u6307\u5b9a\u4e3b\u8282\u70b9\u5730\u5740\u3002<\/span><\/span><\/p>\n

$ mkdir -p ~\/dbs\/slave<\/span><\/p>\n

$ .\/mongod --dbpath ~\/dbs\/slave --port 10001 --slave --source localhost:10000<\/span><\/p>\n

 <\/p>\n

\u8fd9\u6837\u5c31\u5b8c\u6210\u4e86\u4e3b\u4ece\u590d\u5236\uff0c\u6ce8\u610f\u4e0d\u8d85\u8fc712<\/span>\u4e2a\u4ece\u8282\u70b9\u7684\u96c6\u7fa4\u5c31\u53ef\u4ee5\u8fd0\u884c\u826f\u597d\u3002<\/span><\/span><\/p>\n

 <\/p>\n

\u9009\u9879<\/span><\/p>\n

--only <\/span><\/p>\n

\u5728\u4ece\u8282\u70b9\u4e0a\u6307\u5b9a\u590d\u5236\u67d0\u4e2a\u6570\u636e\u5e93\uff08\u9ed8\u8ba4\u590d\u5236\u6240\u6709\u6570\u636e\u5e93\uff09<\/span><\/p>\n

--slavedelay<\/span><\/p>\n

\u7528\u5728\u4ece\u8282\u70b9\u4e0a\uff0c\u5f53\u5e94\u7528\u4e3b\u8282\u70b9\u7684\u64cd\u4f5c\u65f6\u589e\u52a0\u5ef6\u65f6\uff08\u79d2\uff09<\/span><\/p>\n

--fastsync<\/span><\/p>\n

\u4ee5\u4e3b\u8282\u70b9\u7684\u6570\u636e\u5feb\u7167\u4e3a\u57fa\u7840\u542f\u52a8\u4ece\u8282\u70b9\uff0c\u5982\u679c\u6570\u636e\u76ee\u5f55\u4e00\u5f00\u59cb\u662f\u4e3b\u8282\u70b9\u7684\u6570\u636e\u5feb\u7167\uff0c\u4ece\u8282\u70b9\u7528\u8fd9\u4e2a\u9009\u9879\u542f\u52a8\u8981\u6bd4\u5b8c\u6574\u540c\u6b65\u5feb\u591a\u4e86<\/span><\/p>\n

--autoresync<\/span><\/p>\n

\u5982\u679c\u4ece\u8282\u70b9\u4e0e\u4e3b\u8282\u70b9\u4e0d\u540c\u6b65\uff0c\u5219\u81ea\u52a8\u91cd\u65b0\u540c\u6b65<\/span><\/p>\n

--oplogSize<\/span><\/p>\n

\u4e3b\u8282\u70b9oplog<\/span>\u7684\u5927\u5c0f\uff08<\/span>MB<\/span>\uff09<\/span><\/span><\/p>\n

 <\/p>\n

\u6dfb\u52a0\u53ca\u5220\u9664\u6e90<\/span><\/p>\n

\u542f\u52a8\u4ece\u8282\u70b9\u65f6\uff0c\u53ef\u4ee5\u7528--source<\/span>\u6307\u5b9a\u4e3b\u8282\u70b9\uff0c\u4e5f\u53ef\u4ee5\u5728<\/span>shell<\/span>\u4e2d\u914d\u7f6e\u8fd9\u4e2a\u9009\u9879\u3002<\/span><\/span><\/p>\n

\u5047\u8bbe\u4e3b\u8282\u70b9\u7ed1\u5b9a\u4e86localhost:27017<\/span>\u3002\u542f\u52a8\u4ece\u8282\u70b9\u65f6\u53ef\u4ee5\u4e0d\u6dfb\u52a0\u6e90\uff0c\u800c\u662f\u968f\u540e\u5411<\/span>sources<\/span>\u96c6\u5408\u6dfb\u52a0\u4e3b\u8282\u70b9\u4fe1\u606f\u3002<\/span><\/span><\/p>\n

$ .\/mongod --slave --dbpath ~\/dbs\/slave --port 27018<\/span><\/p>\n

\u73b0\u5728\u53ef\u4ee5\u5728shell<\/span>\u4e2d\u8fd0\u884c\u5982\u4e0b\u547d\u4ee4\uff0c\u5c06<\/span>localhost:27017<\/span>\u4f5c\u4e3a\u6e90\u6dfb\u52a0\u5230\u4ece\u8282\u70b9\u4e0a\uff1a<\/span><\/span><\/p>\n

> use local<\/span><\/p>\n

> db.sources.insert({\"host\":\"localhost:27017\"})<\/span><\/p>\n

\u5047\u8bbe\u5728\u751f\u4ea7\u73af\u5883\u4e0b\uff0c\u60f3\u66f4\u6539\u4ece\u8282\u70b9\u7684\u914d\u7f6e\uff0c\u6539\u4e3awww.xiaozhe.com<\/span>\u4e3a\u6e90\uff0c\u5219\u53ef\u4ee5\u7528<\/span>insert<\/span>\u548c<\/span>remove<\/span>\u6765\u5b8c\u6210\u3002<\/span><\/span><\/p>\n

> db.sources.insert({\"host\",\"www.xiaozhe.com\"})<\/span><\/p>\n

> db.sources.remove({\"host\",\"localhost:27017\"})<\/span><\/p>\n

\u53ef\u4ee5\u770b\u5230\uff0csources<\/span>\u96c6\u5408\u53ef\u4ee5\u5f53\u505a\u666e\u901a\u96c6\u5408\u8fdb\u884c\u64cd\u4f5c\uff0c\u800c\u4e14\u4e3a\u7ba1\u7406\u4ece\u8282\u70b9\u63d0\u4f9b\u4e86\u5f88\u5927\u7684\u7075\u6d3b\u6027\u3002<\/span><\/span><\/p>\n

\u6ce8\uff1a\u8981\u662f\u5207\u6362\u7684\u4e24\u4e2a\u4e3b\u8282\u70b9\u6709\u76f8\u540c\u7684\u96c6\u5408\u540d\uff0c\u5219MongoDB<\/span>\u4f1a\u5c1d\u8bd5\u5408\u5e76\uff0c\u4f46\u4e0d\u80fd\u4fdd\u8bc1\u6b63\u786e\u5408\u5e76\uff0c\u8981\u662f\u4f7f\u7528\u4e00\u4e2a\u4ece\u8282\u70b9\u5bf9\u5e94\u591a\u4e2a\u4e0d\u540c\u7684\u4e3b\u8282\u70b9\uff0c\u6700\u597d\u4f7f\u7528\u4e0d\u540c\u7684\u547d\u540d\u7a7a\u95f4\u3002<\/span><\/span><\/p>\n

 <\/p>\n

\u526f\u672c\u96c6\uff08\u76f8\u5f53\u4e8e\u96c6\u7fa4\uff09<\/span><\/p>\n

\u526f\u672c\u96c6\u5c31\u662f\u6709\u81ea\u52a8\u6545\u969c\u6062\u590d\u529f\u80fd\u7684\u4e3b\u4ece\u96c6\u7fa4\u3002\u4e3b\u4ece\u96c6\u7fa4\u548c\u526f\u672c\u96c6\u6700\u4e3a\u660e\u663e\u7684\u533a\u522b\u5c31\u662f\u526f\u672c\u96c6\u6ca1\u6709\u56fa\u5b9a\u7684\u4e3b\u8282\u70b9\u3002\u53ef\u4ee5\u628a\u526f\u672c\u96c6\u5f53\u505a\u4e00\u4e2a\u96c6\u7fa4\uff0c\u6574\u4e2a\u96c6\u7fa4\u4f1a\u9009\u51fa\u4e00\u4e2a\u4e3b\u8282\u70b9\uff0c\u5f53\u5176\u4e0d\u80fd\u6b63\u5e38\u5de5\u4f5c\u65f6\u5219\u4f1a\u6fc0\u6d3b\u5176\u4ed6\u8282\u70b9\u3002<\/span><\/p>\n

\u8bbe\u7f6e\u526f\u672c\u96c6\u6bd4\u4e3b\u4ece\u7a0d\u5fae\u590d\u6742\u70b9\uff0c\u6211\u4eec\u4ece2<\/span>\u4e2a\u670d\u52a1\u5668\u5f00\u59cb\uff1a<\/span><\/span><\/p>\n

\u6ce8\u610f\u4e0d\u80fd\u7528localhost<\/span>\u4f5c\u4e3a\u5730\u5740\u6210\u5458\uff0c\u6211\u4eec\u9700\u8981\u627e\u5230\u4e3b\u673a\u540d\uff0c<\/span><\/span>$ cat \/etc\/hostname<\/span>(\u5047\u5982\u4e3b\u673a\u540d\u662f<\/span>morton) <\/span>\u3002\u7136\u540e\u4e3a\u6bcf\u4e00\u4e2a\u670d\u52a1\u5668\u521b\u5efa\u6570\u636e\u76ee\u5f55\uff0c\u9009\u62e9\u7aef\u53e3\uff0c<\/span><\/span>$ mkdir -p ~\/dbs\/node1 ~\/dbs\/node2 <\/span>\u3002\u5728\u542f\u52a8\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u7ed9\u526f\u672c\u96c6\u4e00\u4e2a\u540d\u5b57\uff0c\u8fd9\u91cc\u547d\u540d\u4e3ablort <\/span>\u3002\u4e4b\u540e\u6211\u4eec\u7528 <\/span><\/span>--replSet<\/span>\u9009\u9879\uff0c\u4f5c\u7528\u662f\u8ba9\u670d\u52a1\u5668\u77e5\u6653\u5728\u8fd9\u4e2ablort<\/span>\u526f\u672c\u96c6\u8fd8\u6709\u522b\u7684\u540c\u4f34\u3002<\/span><\/span><\/p>\n

$ .\/mongod --dbpath ~\/dbs\/node1 --port 10001 --replSet blort\/morton:10002<\/span><\/p>\n

$ .\/mongod --dbpath ~\/dbs\/node2 --port 10002 --replSet blort\/morton:10001<\/span><\/p>\n

\u5982\u679c\u60f3\u6dfb\u52a0\u7b2c\u4e09\u53f0\uff1a<\/span><\/p>\n

$ .\/mongod --dbpath ~\/dbs\/node3 --port 10003 --replSet blort\/morton:10001,morton:10002<\/span><\/p>\n

 <\/p>\n

\u73b0\u5728\u6211\u4eec\u542f\u52a8\u4e00\u4e2a\u670d\u52a1\u5668morton:10001<\/span>\uff0c\u5e76\u8fdb\u884c\u521d\u59cb\u5316\u8bbe\u7f6e<\/span><\/span><\/p>\n

$ .\/mongo morton:10001\/admin<\/span><\/p>\n

> db.runCommand({\"replSetInitiate\":{<\/span><\/p>\n

\"_id\"<\/span> :<\/span> \"blort\",<\/span><\/p>\n

\"members\"<\/span> :<\/span> [<\/span><\/p>\n

{<\/span><\/p>\n

\"_id\"<\/span> :<\/span> 1,<\/span><\/p>\n

\"host\"<\/span> :<\/span> \"morton:10001\"<\/span><\/p>\n

},<\/span><\/p>\n

{<\/span><\/p>\n

\"_id\"<\/span> :<\/span> 2,<\/span><\/p>\n

\"host\"<\/span> :<\/span> \"morton:10002\"<\/span><\/p>\n

}<\/span><\/p>\n

]<\/span><\/p>\n

}})<\/span><\/p>\n

 <\/p>\n

\u526f\u672c\u96c6\u4e2d\u8282\u70b9\u7684\u7c7b\u578b<\/span><\/p>\n

standard:\u5e38\u89c4\u8282\u70b9\uff0c\u5b83\u5b58\u50a8\u4e00\u4efd\u5b8c\u6574\u7684\u6570\u636e\u526f\u672c\uff0c\u53c2\u4e0e\u9009\u4e3e\u6295\u7968\u53ef\u4ee5\u6210\u4e3a\u6d3b\u8dc3\u8282\u70b9\u3002<\/span><\/span><\/p>\n

passive:\u5b58\u50a8\u4e86\u5b8c\u6574\u7684\u6570\u636e\u526f\u672c\uff0c\u53c2\u4e0e\u6295\u7968\uff0c\u4e0d\u80fd\u6210\u4e3a\u6d3b\u8dc3\u8282\u70b9\u3002<\/span><\/span><\/p>\n

arbiter:\u4ef2\u88c1\u8005\u53ea\u53c2\u4e0e\u6295\u7968\uff0c\u4e0d\u80fd\u63a5\u53d7\u590d\u5236\u6570\u636e\uff0c\u4e5f\u4e0d\u80fd\u6210\u4e3a\u6d3b\u8dc3\u8282\u70b9\u3002<\/span><\/span><\/p>\n

\u6bcf\u4e2a\u53c2\u4e0e\u8282\u70b9\uff08\u975e\u4ef2\u88c1\u8005\uff09\u90fd\u6709\u4e2a\u4f18\u5148\u6743\uff0c\u4f18\u5148\u6743\u4e3a0<\/span>\u662f\u88ab\u52a8\u7684\uff0c\u4e0d\u80fd\u6210\u4e3a\u6d3b\u8dc3\u8282\u70b9\uff0c\u4f18\u5148\u503c\u4e0d\u4e3a<\/span>0<\/span>\uff0c\u5219\u6309\u7167\u5927\u5c0f\u9009\u51fa\u6d3b\u8dc3\u8282\u70b9\u3002\u5982\u679c<\/span>2<\/span>\u4e2a\u503c\u4e00\u6837\uff0c\u5219\u6570\u636e\u6700\u65b0\u7684\u4e3a\u6d3b\u8dc3\u8282\u70b9\u3002<\/span><\/span><\/p>\n

 <\/p>\n

 <\/p>\n

\u5728\u8282\u70b9\u914d\u7f6e\u4e2d\u4fee\u6539priority<\/span>\u952e\uff0c\u6765\u914d\u7f6e\u6210\u6807\u51c6\u8282\u70b9\u6216\u88ab\u52a8\u8282\u70b9\u3002<\/span><\/span><\/p>\n

>member.push({<\/span><\/p>\n

\"_id\":3,<\/span><\/p>\n

\"host\":\"morton:10003\",<\/span><\/p>\n

\"priority\":40<\/span><\/p>\n

})<\/span><\/p>\n

\u9ed8\u8ba4\u4f18\u5148\u7ea7\u662f1<\/span>\uff0c\u53ef\u4ee5\u662f<\/span>0~1000<\/span><\/span><\/p>\n

 <\/p>\n

arbiterOnly\u952e\u53ef\u4ee5\u6307\u5b9a\u4ef2\u88c1\u8282\u70b9<\/span><\/span><\/p>\n

>member.push({<\/span><\/p>\n

\"_id\":4,<\/span><\/p>\n

\"host\":\"morton:10004\",<\/span><\/p>\n

\"arbiterOnly\":true<\/span><\/p>\n

})<\/span><\/p>\n

 <\/p>\n

 <\/p>\n

\u5728\u4ece\u670d\u52a1\u5668\u4e0a\u6267\u884c\u64cd\u4f5c<\/span><\/p>\n

\u8bfb\u6269\u5c55<\/span><\/p>\n

\u7528mongodb<\/span>\u6269\u5c55\u8bfb\u53d6\u7684\u4e00\u79cd\u65b9\u5f0f\u5c31\u662f\u5c06\u67e5\u8be2\u653e\u5728\u4ece\u8282\u70b9\u4e0a<\/span><\/span>\u3002\u8fd9\u6837\u4e3b\u8282\u70b9\u7684\u8d1f\u8f7d\u5c31\u51cf\u8f7b\u4e86\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u5f53\u8d1f\u8f7d\u662f\u8bfb\u53d6\u5bc6\u96c6\u578b\u65f6\u8fd9\u662f\u975e\u5e38\u4e0d\u9519\u7684\u65b9\u6848\u3002\u8981\u662f\u5199\u5165\u5bc6\u96c6\u578b\uff0c\u5219\u8981\u53c2\u89c1\u7b2c\u5341\u7ae0\u7528\u5206\u7247\u6765\u8fdb\u884c\u6269\u5c55\u3002<\/span><\/p>\n

\u6269\u5c55\u8bfb\u53d6\u672c\u8eab\u5f88\u7b80\u5355\uff0c\u548c\u5f80\u5e38\u4e00\u6837\u8bbe\u7f6e\u4e3b\u4ece\u590d\u5236\uff0c\u8fde\u63a5\u4ece\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\uff0c\u552f\u4e00\u7684\u6280\u5de7\u662f\u544a\u8bc9\u4ece\u670d\u52a1\u5668\u662f\u5426\u53ef\u4ee5\u5904\u7406\u8bf7\u6c42\uff08\u9ed8\u8ba4\u662f\u4e0d\u53ef\u4ee5\u7684\uff09\u3002\u8fd9\u4e2a\u9009\u9879\u53eb\u505a<\/span>slaveOkay<\/span>\u3002<\/span><\/p>\n

 <\/p>\n

\u7528\u4ece\u8282\u70b9\u505a\u6570\u636e\u5904\u7406<\/span><\/p>\n

\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528--master<\/span>\u53c2\u6570\u542f\u52a8\u4e00\u4e2a\u666e\u901a\u7684\u4ece\u8282\u70b9\u3002\u540c\u65f6\u4f7f\u7528<\/span>--slave<\/span>\u548c<\/span>--master<\/span>\u6709\u70b9\u77db\u76fe\uff0c\u5176\u5b9e\u8fd9\u610f\u5473\u7740\u5982\u679c\u5bf9\u4ece\u8282\u70b9\u8fdb\u884c\u5199\u5165\uff0c\u5219\u628a\u4ece\u8282\u70b9\u5c31\u5f53\u505a\u666e\u901a\u7684<\/span>MongoDB<\/span>\u3002\u5176\u5b9e\u5b83\u8fd8\u662f\u4f1a\u4e0d\u65ad\u7684\u590d\u5236\u4e3b\u8282\u70b9\u7684\u6570\u636e\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u5bf9\u8282\u70b9\u6267\u884c\u963b\u585e\u64cd\u4f5c\u800c\u4e0d\u5f71\u54cd\u4e3b\u8282\u70b9\u6027\u80fd\u3002<\/span><\/span><\/p>\n

\u6ce8\u610f\uff1a\u7528\u8fd9\u79cd\u6280\u672f\u7684\u65f6\u5019\uff0c\u4e00\u5b9a\u8981\u786e\u4fdd\u4e0d\u80fd\u5bf9\u6b63\u5728\u590d\u5236\u7684\u4e3b\u8282\u70b9\u7684\u4ece\u8282\u70b9\u8fdb\u884c\u6570\u636e\u5e93\u63d2\u5165\u3002\u800c\u4e14\u4ece\u8282\u70b9\u7b2c\u4e00\u6b21\u542f\u52a8\u65f6\u4e5f\u4e0d\u80fd\u6709\u6b63\u88ab\u590d\u5236\u7684\u6570\u636e\u5e93\u3002<\/span><\/p>\n

 <\/p>\n

 <\/p>\n

\u5de5\u4f5c\u539f\u7406<\/span><\/p>\n

Oplog<\/span><\/p>\n

\u4e3b\u8282\u70b9\u7684\u64cd\u4f5c\u8bb0\u5f55\u79f0\u4e3aoplog(operation log)<\/span>\u3002<\/span>Oplog<\/span>\u5b58\u50a8\u5728\u4e00\u4e2a\u7279\u6b8a\u7684\u6570\u636e\u5e93\u4e2d\uff0c\u53eb\u505a<\/span>local<\/span>\u3002<\/span>Oplog<\/span>\u5c31\u5728\u5176\u4e2d\u7684<\/span>oplog.$main<\/span>\u96c6\u5408\u91cc\u9762\u3002<\/span>Oplog<\/span>\u4e2d\u7684\u6bcf\u4e2a\u6587\u6863\u90fd\u4ee3\u8868\u4e3b\u8282\u70b9\u6267\u884c\u7684\u4e00\u4e2a\u64cd\u4f5c\u3002<\/span><\/span><\/p>\n

ts:\u64cd\u4f5c\u7684\u65f6\u95f4\u6233<\/span><\/span><\/p>\n

op:\u64cd\u4f5c\u7684\u7c7b\u578b<\/span>,<\/span>\u53ea\u6709<\/span>1<\/span>\u5b57\u8282\u4ee3\u7801\uff08\u5982<\/span>i<\/span>\u4ee3\u8868\u63d2\u5165\uff09<\/span><\/span><\/p>\n

ns\uff1a\u6267\u884c\u64cd\u4f5c\u7684\u547d\u4ee4\u7a7a\u95f4<\/span><\/span><\/p>\n

o\uff1a\u8fdb\u4e00\u6b65\u6307\u5b9a\u8981\u6267\u884c\u7684\u64cd\u4f5c\u7684\u6587\u6863\uff0c\u5bf9\u63d2\u5165\u6765\u8bf4\uff0c\u5c31\u662f\u8981\u63d2\u5165\u7684\u6587\u6863<\/span><\/span><\/p>\n

\u6ce8\u610f\uff1aoplog<\/span>\u4e0d\u8bb0\u5f55\u67e5\u8be2\u64cd\u4f5c\uff0c<\/span>oplog<\/span>\u5b58\u50a8\u5728\u56fa\u5b9a\u96c6\u5408\u91cc\u9762\uff0c\u6240\u4ee5\u5b83\u4eec\u4f1a\u81ea\u52a8\u66ff\u6362\u65e7\u7684\u64cd\u4f5c\u3002\u6211\u4eec\u5728\u542f\u52a8\u670d\u52a1\u5668\u7684\u65f6\u5019\u53ef\u4ee5\u7528<\/span>--oplogSize<\/span>\u6307\u5b9a\u8fd9\u4e2a\u5927\u5c0f\uff08<\/span>MB<\/span>\uff09<\/span><\/span><\/p>\n

\u91cd\u65b0\u540c\u6b65<\/span><\/p>\n

\u5982\u679c\u4ece\u8282\u70b9\u7684\u6570\u636e\u88ab\u4e3b\u8282\u70b9\u7684\u6570\u636e\u62c9\u5f00\u592a\u8fdc\u4e86\uff0c\u5219\u4ece\u8282\u70b9\u53ef\u80fd\u8ddf\u4e0d\u4e0a\u4e3b\u8282\u70b9\u7684\u6b65<\/span><\/p>\n

\u5b50\uff0c\u6709\u53ef\u80fd\u9020\u6210\u540c\u6b65\u5931\u8d25\u3002\u89e3\u51b3\u65b9\u6cd5\u662f\u4ece\u65b0\u8fdb\u884c\u540c\u6b65{\"resync\":1}<\/span>\uff0c\u4e5f\u53ef\u4ee5\u5728\u542f\u52a8\u4ece\u8282\u70b9\u7684\u65f6\u5019\u7528<\/span>--autoresync<\/span>\u9009\u9879\u8ba9\u5176\u81ea\u52a8\u542f\u52a8\u3002\u5efa\u8bae<\/span>oplog<\/span>\u7684\u5927\u5c0f\u662f\u5269\u4f59\u78c1\u76d8\u7a7a\u95f4\u7684<\/span>5%<\/span>\u3002<\/span><\/span><\/p>\n

 <\/p>\n

 <\/p>\n

\u590d\u5236\u72b6\u6001\u548c\u672c\u5730\u6570\u636e\u5e93<\/span><\/p>\n

\u672c\u5730\u6570\u636e\u5e93\uff08local<\/span>\uff09\u7528\u6765\u5b58\u653e\u6240\u6709\u5185\u90e8\u590d\u5236\u72b6\u6001\u3002\u5176\u5185\u5bb9\u4e0d\u4f1a\u88ab\u590d\u5236\uff0c\u4ece\u800c\u786e\u4fdd\u4e86\u4e00\u4e2a<\/span>MongoDB<\/span>\u670d\u52a1\u5668\u53ea\u6709\u4e00\u4e2a\u672c\u5730\u6570\u636e\u5e93\u3002<\/span><\/span><\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

\u7ba1\u7406<\/span><\/p>\n

\u8bca\u65ad<\/span><\/p>\n

\u5f53\u8fde\u63a5\u5230\u4e3b\u8282\u70b9\u540e\uff0c\u4f7f\u7528db.printReplicationInfo<\/span>\u51fd\u6570<\/span><\/span><\/p>\n

>db.printReplicationInfo(); <\/span>\u8fd9\u4e9b\u4fe1\u606f\u662foplog<\/span>\u7684\u5927\u5c0f\u548c<\/span>oplog<\/span>\u4e2d\u64cd\u4f5c\u7684\u65f6\u95f4\u8303\u56f4\u3002<\/span><\/span><\/p>\n

\u5f53\u8fde\u63a5\u5230\u4ece\u8282\u70b9\u65f6\uff0c\u7528<\/span>db.printSlaveReplicationInfo()<\/span>\u51fd\u6570\uff0c\u80fd\u5f97\u5230\u4ece\u8282\u70b9\u7684\u4e00\u4e9b\u4fe1\u606f\u3002<\/span><\/p>\n

 <\/p>\n

\u53d8\u66f4oplog<\/span>\u7684\u5927\u5c0f<\/span><\/span><\/p>\n

\u82e5\u53d1\u73b0oplog<\/span>\u5927\u5c0f\u4e0d\u9002\u5408\uff0c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u505c\u6389\u4e3b\u8282\u70b9\uff0c\u5220\u9664<\/span>local<\/span>\u6570\u636e\u5e93\u7684\u6587\u4ef6\uff0c\u7528\u65b0\u7684\u8bbe\u7f6e<\/span>(--oplogSize)<\/span>\u91cd\u65b0\u542f\u52a8\u3002<\/span><\/span><\/p>\n

$ rm \/data\/db\/local.*<\/span><\/p>\n

$ .\/mongod --master --oplogSize size(\u65b0\u5927\u5c0f<\/span>)<\/span><\/span><\/p>\n

\u91cd\u542f\u4e3b\u8282\u70b9\u540e\uff0c\u6240\u6709\u7684\u4ece\u8282\u70b9\u8981\u7528--autoresync<\/span>\u91cd\u542f\uff0c\u5426\u5219\u9700\u8981\u624b\u52a8\u540c\u6b65\u66f4\u65b0\u3002<\/span><\/span><\/p>\n

 <\/p>\n

-----------------------------------------------------------------------------------<\/p>\n

\u9644\uff1a\u5404\u542f\u52a8\u53c2\u6570\u7684\u8bf4\u660e<\/strong><\/p>\n

\u53c2\u6570\u89e3\u91ca: --dbpath <\/span>\u6570\u636e\u5e93\u8def\u5f84(<\/span>\u6570\u636e\u6587\u4ef6)
\n--logpath <\/span>\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84
\n--master <\/span>\u6307\u5b9a\u4e3a\u4e3b\u673a\u5668
\n--slave <\/span>\u6307\u5b9a\u4e3a\u4ece\u673a\u5668
\n--source <\/span>\u6307\u5b9a\u4e3b\u673a\u5668\u7684IP<\/span>\u5730\u5740
\n--pologSize <\/span>\u547d\u4ee4\u884c\u53c2\u6570\uff08\u4e0e--master<\/span>\u4e00\u540c\u4f7f\u7528\uff09\u914d\u7f6e\u7528\u4e8e\u5b58\u50a8\u7ed9\u4ece\u8282\u70b9\u53ef\u7528\u7684\u66f4\u65b0\u4fe1\u606f\u5360\u7528\u7684\u78c1\u76d8\u7a7a\u95f4\uff08M<\/span>\u4e3a\u5355\u4f4d\uff09\uff0c\u5982\u679c\u4e0d\u6307\u5b9a\u8fd9\u4e2a\u53c2\u6570\uff0c\u9ed8\u8ba4\u5927\u5c0f\u4e3a\u5f53\u524d\u53ef\u7528\u78c1\u76d8\u7a7a\u95f4\u76845%<\/span>\uff0864<\/span>\u4f4d\u673a\u5668\u6700\u5c0f\u503c\u4e3a1G<\/span>\uff0c32<\/span>\u4f4d\u673a\u5668\u4e3a50M<\/span>\uff09\u3002
\n--logappend <\/span>\u65e5\u5fd7\u6587\u4ef6\u672b\u5c3e\u6dfb\u52a0
\n--port <\/span>\u542f\u7528\u7aef\u53e3\u53f7
\n--fork <\/span>\u5728\u540e\u53f0\u8fd0\u884c
\n--only <\/span>\u6307\u5b9a\u53ea\u590d\u5236\u54ea\u4e00\u4e2a\u6570\u636e\u5e93
\n--slavedelay <\/span>\u6307\u4ece\u590d\u5236\u68c0\u6d4b\u7684\u65f6\u95f4\u95f4\u9694
\n--auth <\/span>\u662f\u5426\u9700\u8981\u9a8c\u8bc1\u6743\u9650\u767b\u5f55(<\/span>\u7528\u6237\u540d\u548c\u5bc6\u7801)
\n-h [ --help ]             show this usage information
\n--version                 show version information
\n-f [ --config ] arg       configuration file specifying additional options
\n--port arg                specify port number
\n--bind_ip arg             local ip address to bind listener - all local ips
\n                           bound by default
\n-v [ --verbose ]          be more verbose (include multiple times for more
\n                           verbosity e.g. -vvvvv)
\n--dbpath arg (=\/data\/db\/) directory for datafiles    <\/span>\u6307\u5b9a\u6570\u636e\u5b58\u653e\u76ee\u5f55
\n--quiet                   quieter output   <\/span>\u9759\u9ed8\u6a21\u5f0f
\n--logpath arg             file to send all output to instead of stdout   <\/span>\u6307\u5b9a\u65e5\u5fd7\u5b58\u653e\u76ee\u5f55
\n--logappend               appnd to logpath instead of over-writing <\/span>\u6307\u5b9a\u65e5\u5fd7\u662f\u4ee5\u8ffd\u52a0\u8fd8\u662f\u4ee5\u8986\u76d6\u7684\u65b9\u5f0f\u5199\u5165\u65e5\u5fd7\u6587\u4ef6
\n--fork                    fork server process   <\/span>\u4ee5\u521b\u5efa\u5b50\u8fdb\u7a0b\u7684\u65b9\u5f0f\u8fd0\u884c
\n--cpu                     periodically show cpu and iowait utilization <\/span>\u5468\u671f\u6027\u7684\u663e\u793acpu<\/span>\u548cio<\/span>\u7684\u4f7f\u7528\u60c5\u51b5
\n--noauth                  run without security <\/span>\u65e0\u8ba4\u8bc1\u6a21\u5f0f\u8fd0\u884c
\n--auth                    run with security <\/span>\u8ba4\u8bc1\u6a21\u5f0f\u8fd0\u884c
\n--objcheck                inspect client data for validity on receipt <\/span>\u68c0\u67e5\u5ba2\u6237\u7aef\u8f93\u5165\u6570\u636e\u7684\u6709\u6548\u6027\u68c0\u67e5
\n--quota                   enable db quota management   <\/span>\u5f00\u59cb\u6570\u636e\u5e93\u914d\u989d\u7684\u7ba1\u7406
\n--quotaFiles arg          number of files allower per db, requires --quota <\/span>\u89c4\u5b9a\u6bcf\u4e2a\u6570\u636e\u5e93\u5141\u8bb8\u7684\u6587\u4ef6\u6570
\n--appsrvpath arg          root directory for the babble app server 
\n--nocursors               diagnostic\/debugging option <\/span>\u8c03\u8bd5\u8bca\u65ad\u9009\u9879
\n--nohints                 ignore query hints <\/span>\u5ffd\u7565\u67e5\u8be2\u547d\u4e2d\u7387
\n--nohttpinterface         disable http interface <\/span>\u5173\u95edhttp<\/span>\u63a5\u53e3\uff0c\u9ed8\u8ba4\u662f28017
\n--noscripting             disable scripting engine <\/span>\u5173\u95ed\u811a\u672c\u5f15\u64ce
\n--noprealloc              disable data file preallocation <\/span>\u5173\u95ed\u6570\u636e\u5e93\u6587\u4ef6\u5927\u5c0f\u9884\u5206\u914d
\n--smallfiles              use a smaller default file size <\/span>\u4f7f\u7528\u8f83\u5c0f\u7684\u9ed8\u8ba4\u6587\u4ef6\u5927\u5c0f
\n--nssize arg (=16)        .ns file size (in MB) for new databases <\/span>\u65b0\u6570\u636e\u5e93ns<\/span>\u6587\u4ef6\u7684\u9ed8\u8ba4\u5927\u5c0f
\n--diaglog arg             0=off 1=W 2=R 3=both 7=W+some reads <\/span>\u63d0\u4f9b\u7684\u65b9\u5f0f\uff0c\u662f\u53ea\u8bfb\uff0c\u53ea\u5199\uff0c\u8fd8\u662f\u8bfb\u5199\u90fd\u884c\uff0c\u8fd8\u662f\u4e3b\u8981\u5199+<\/span>\u90e8\u5206\u7684\u8bfb\u6a21\u5f0f
\n--sysinfo                 print some diagnostic system information <\/span>\u6253\u5370\u7cfb\u7edf\u8bca\u65ad\u4fe1\u606f
\n--upgrade                 upgrade db if needed <\/span>\u5982\u679c\u9700\u8981\u5c31\u66f4\u65b0\u6570\u636e\u5e93
\n--repair                  run repair on all dbs <\/span>\u4fee\u590d\u6240\u6709\u7684\u6570\u636e\u5e93
\n--notablescan             do not allow table scans <\/span>\u4e0d\u8fd0\u884c\u8868\u626b\u63cf
\n--syncdelay arg (=60)     seconds between disk syncs (0 for never) <\/span>\u7cfb\u7edf\u540c\u6b65\u5237\u65b0\u78c1\u76d8\u7684\u65f6\u95f4\uff0c\u9ed8\u8ba4\u662f60s
\nReplication options:
\n--master              master mode <\/span>\u4e3b\u590d\u5236\u6a21\u5f0f
\n--slave               slave mode <\/span>\u4ece\u590d\u5236\u6a21\u5f0f
\n--source arg          when slave: specify master as <server:port> <\/span>\u5f53\u4e3a\u4ece\u65f6\uff0c\u6307\u5b9a\u4e3b\u7684\u5730\u5740\u548c\u7aef\u53e3
\n--only arg            when slave: specify a single database to replicate <\/span>\u5f53\u4e3a\u4ece\u65f6\uff0c\u6307\u5b9a\u9700\u8981\u4ece\u4e3b\u590d\u5236\u7684\u5355\u4e00\u5e93
\n--pairwith arg        address of server to pair with
\n--arbiter arg         address of arbiter server <\/span>\u4ef2\u88c1\u670d\u52a1\u5668\uff0c\u5728\u4e3b\u4e3b\u4e2d\u548cpair<\/span>\u4e2d\u7528\u5230
\n--autoresync          automatically resync if slave data is stale <\/span>\u81ea\u52a8\u540c\u6b65\u4ece\u7684\u6570\u636e
\n--oplogSize arg       size limit (in MB) for op log <\/span>\u6307\u5b9a\u64cd\u4f5c\u65e5\u5fd7\u7684\u5927\u5c0f
\n--opIdMem arg         size limit (in bytes) for in memory storage of op ids<\/span>\u6307\u5b9a\u5b58\u50a8\u64cd\u4f5c\u65e5\u5fd7\u7684\u5185\u5b58\u5927\u5c0f
\nSharding options:
\n--configsvr           declare this is a config db of a cluster <\/span>\u6307\u5b9ashard<\/span>\u4e2d\u7684\u914d\u7f6e\u670d\u52a1\u5668
\n--shardsvr            declare this is a shard db of a cluster <\/span>\u6307\u5b9ashard<\/span>\u670d\u52a1\u5668<\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e3b\u4ece\u590d\u5236<\/span><\/p>\n

\u6700\u57fa\u672c\u7684\u8bbe\u7f6e\u662f\u5efa\u7acb\u4e00\u4e2a\u4e3b\u8282\u70b9\u548c\u591a\u4e2a\u4ece\u8282\u70b9\uff0c\u6bcf\u4e2a\u4ece\u8282\u70b9\u8981\u77e5\u9053\u4e3b\u8282\u70b9\u7684\u5730\u5740\u3002<\/span><\/p>\n

\u8fd0\u884c<\/span>mongod --master<\/span>\u5c31\u542f\u52a8\u4e86\u4e3b\u670d\u52a1\u5668\u3002\u8fd0\u884c<\/span>mongod --slave --source master_address<\/span>\u5219\u542f\u52a8\u4e86\u4ece\u670d\u52a1\u5668\uff0c\u5176\u4e2dmaster_address<\/span>\u5c31\u662f\u4e0a\u9762\u7684\u4e3b\u8282\u70b9\u5730\u5740\u3002<\/span><\/span><\/p>\n

\u751f\u4ea7\u73af\u5883\u4e0b\u6709\u591a\u53f0\u670d\u52a1\u5668\uff0c\u4e0d\u8fc7\u8fd9\u91cc\u6211\u4eec\u7684\u4f8b\u5b50\u5c31\u5728\u540c\u4e00\u673a\u5668\u4e0a\u8bd5\u9a8c\u3002<\/span><\/p>\n

1.<\/span>\u7ed9\u4e3b\u8282\u70b9\u5efa\u7acb\u6570\u636e\u76ee\u5f55\uff0c\u5e76\u7ed1\u5b9a\u7aef\u53e3(10000)<\/span><\/span>\u3002<\/span><\/p>\n

$ mkdir -p ~\/dbs\/master<\/span><\/p>\n

$ .\/mongod --dbpath ~\/dbs\/ma...<\/span><\/p>\n

\u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[80],"class_list":["post-315","post","type-post","status-publish","format-standard","hentry","category-db","tag-mongodb"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/315","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=315"}],"version-history":[{"count":0,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/315\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}