{"id":29545,"date":"2023-05-08T19:16:07","date_gmt":"2023-11-18T12:30:55","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/mongodb%e7%9a%84%e5%a4%8d%e5%88%b6%e5%92%8c%e6%95%85%e9%9a%9c%e8%bd%ac%e7%a7%bb%e9%85%8d%e7%bd%ae\/"},"modified":"2025-08-12T14:39:25","modified_gmt":"2025-08-12T06:39:25","slug":"mongodb%e7%9a%84%e5%a4%8d%e5%88%b6%e5%92%8c%e6%95%85%e9%9a%9c%e8%bd%ac%e7%a7%bb%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/mongodb%e7%9a%84%e5%a4%8d%e5%88%b6%e5%92%8c%e6%95%85%e9%9a%9c%e8%bd%ac%e7%a7%bb%e9%85%8d%e7%bd%ae\/","title":{"rendered":"MongoDB\u7684\u590d\u5236\u548c\u6545\u969c\u8f6c\u79fb\u914d\u7f6e"},"content":{"rendered":"<p>\u7531\u4e8e\u6709\u673a\u4f1a\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u4f7f\u7528MongoDB\uff0c\u6240\u4ee5\u60f3\u8981\u5f15\u5165\u590d\u5236\u548c\u6545\u969c\u8f6c\u79fb\u673a\u5236\uff0c\u5e76\u8bb0\u5f55\u4e86\u5f53\u65f6\u6240\u91c7\u53d6\u7684\u5bf9\u7b56\u7684\u5907\u5fd8\u5f55\u3002<\/p>\n<h1>\u6982\u8ff0\u6b64\u6b21\u9a8c\u8bc1\u662f\u4e3a\u4e86\u786e\u8ba4\u4ee5\u4e0b\u5185\u5bb9\u800c\u8fdb\u884c\u3002<br \/>\n\u672c\u6b21\u68c0\u9a8c\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u786e\u8ba4\u4ee5\u4e0b\u5185\u5bb9\u3002<br \/>\n\u672c\u6b21\u9a8c\u8bc1\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u786e\u8ba4\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>MongoDB\u590d\u5236\u548c\u6545\u969c\u5207\u6362\u8bbe\u7f6e<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>MongoDB\u6545\u969c\u5207\u6362\u64cd\u4f5c\u786e\u8ba4<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u6545\u969c\u5207\u6362\u65f6\u7a0b\u5e8f\u7aef\u7684\u5904\u7406\u548c\u8bbe\u7f6e<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u8fde\u63a5\u6570\u7684\u7ba1\u7406<\/ol>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u5c06\u4ecb\u7ecd\u6709\u5173MongoDB\u8bbe\u7f6e\u548c\u64cd\u4f5c\u7684\u7b2c1\u90e8\u5206\u548c\u7b2c2\u90e8\u5206\u3002\u5173\u4e8e\u7a0b\u5e8f\u65b9\u9762\u7684\u8bbe\u7f6e\u548c\u5904\u7406\uff0c\u8bf7\u53c2\u8003\u4e0b\u9762\u7684\u6587\u7ae0\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u53c2\u8003<\/ul>\n<\/li>\n<\/ul>\n<p>MongoDB\u306e\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u6642\u306eNode.js\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u5236\u5fa1\u3068\u52d5\u4f5c\u78ba\u8a8d<\/p>\n<h1>\u73af\u5883\u4e3a\u4e86\u9a8c\u8bc1\uff0c\u672c\u6b21\u5728\u672c\u5730\u73af\u5883\u8fdb\u884c\u4e86\u6d4b\u8bd5\u3002<\/p>\n<div>\n<div class=\"post-table\">\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u30d0\u30fc\u30b8\u30e7\u30f3PC OSMacVirtual Box5.1.26Vagrant1.9.7\u4eee\u60f3OSCentOS 6.7MongoDBv3.4.8<\/p>\n<h1>\u5f62\u6210\u4e3a\u4e86\u8bbe\u7f6eMongoDB\u7684\u590d\u5236\uff08Replica Set\uff09\uff0c\u81f3\u5c11\u9700\u89813\u53f0\u670d\u52a1\u5668\u3002\u4e3a\u4e86\u672c\u6b21\u9a8c\u8bc1\uff0c\u6211\u4eec\u5c06\u5728\u4e00\u53f0\u670d\u52a1\u5668\u4e2d\u5206\u914d\u7aef\u53e3\uff0c\u5e76\u8fd0\u884c\u4e09\u53f0\u6570\u636e\u5e93\u670d\u52a1\u5668\u3002<\/p>\n<div>\n<div class=\"post-table\">DB\u540d\u30dd\u30fc\u30c8\u5f79\u5272\u5099\u8003DB0150000Primary\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u89aa\u3000DB0250001Secondary\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5b50\u3000DB0350002Arbiter\u30c7\u30fc\u30bf\u306f\u4fdd\u6301\u305b\u305a\u3001Primary\u3078\u306e\u6607\u683c\u6295\u7968\u306e\u307f\u3092\u884c\u3046\u6bcf\u4e2a\u89e3\u91ca\u90fd\u5728\u4e0b\u9762\u7684\u6587\u7ae0\u4e2d\u6709\u8be6\u7ec6\u8bf4\u660e\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u53c2\u8003<\/ul>\n<\/li>\n<\/ul>\n<p>Replication \u2014 MongoDB Manual 3.4<br \/>\n\u4ffa\u3067\u3082\u308f\u304b\u308b\u30b7\u30ea\u30fc\u30ba: MongoDB\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/p>\n<h1>\u5efa\u6784\u6b65\u9aa4<\/p>\n<h2>\u5b89\u88c5MongoDB\u53c2\u8003\u300a\u5728CentOS6.5\u4e0a\u5b89\u88c5MongoDB\u300b\u4e00\u6587\uff0c\u8fdb\u884c\u300a\u6dfb\u52a0MongoDB\u4ed3\u5e93\u300b\u548c\u300a\u5b89\u88c5\u300b\u64cd\u4f5c\u3002<\/p>\n<h3>\u6dfb\u52a0MongoDB\u4ed3\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo vi \/etc\/yum.repos.d\/mongodb.repo\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>[mongodb]\r\nname=MongoDB Repository\r\nbaseurl=http:\/\/downloads-distro.mongodb.org\/repo\/redhat\/os\/x86_64\/\r\ngpgcheck=0\r\nenabled=1\r\n<\/code><\/pre>\n<h3>\u5b89\u88c5<\/p>\n<pre class=\"post-pre\"><code>$ sudo yum install -y mongodb-org\r\n<\/code><\/pre>\n<h2>\u6784\u5efaMongoDB\u7684\u526f\u672c\u96c6<\/p>\n<h3>\u521b\u5efa\u6570\u636e\u5b58\u50a8\u533a\u57df\u9996\u5148\uff0c\u5728\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u8fd0\u884c3\u4e2aMongoDB\u5b9e\u4f8b\uff0c\u9700\u8981\u521b\u5efaMongoDB\u7684\u6570\u636e\u5b58\u50a8\u7a7a\u95f4\u3002\uff08\u6ce8\u610f\uff1a\u63a5\u4e0b\u6765\u7684\u6b65\u9aa4\u5c06\u4f7f\u7528root\u7528\u6237\u6267\u884c\uff09<\/p>\n<pre class=\"post-pre\"><code>mkdir -p \/var\/lib\/mongodb\/db01\/\r\nmkdir -p \/var\/lib\/mongodb\/db02\/\r\nmkdir -p \/var\/lib\/mongodb\/db03\/\r\n<\/code><\/pre>\n<h3>\u542f\u52a83\u4e2aMongoDB\u8fdb\u7a0b\u3002<\/p>\n<pre class=\"post-pre\"><code># db01\u3092port: 50000\u3067\u8d77\u52d5\u3059\u308b\r\n$ mongod --port=50000 --dbpath=\/var\/lib\/mongodb\/db01 --logpath=\/var\/log\/mongodb\/db01.log --replSet=LocalRep --fork\r\n\r\n# db02\u3092port: 50001\u3067\u8d77\u52d5\u3059\u308b\r\n$ mongod --port=50001 --dbpath=\/var\/lib\/mongodb\/db02 --logpath=\/var\/log\/mongodb\/db02.log --replSet=LocalRep --fork\r\n\r\n# db03\u3092port: 50002\u3067\u8d77\u52d5\u3059\u308b\r\n$ mongod --port=50002 --dbpath=\/var\/lib\/mongodb\/db03 --logpath=\/var\/log\/mongodb\/db03.log --replSet=LocalRep --fork\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4\u6d41\u7a0b<\/p>\n<pre class=\"post-pre\"><code>$ ps aux | grep mongod\r\nroot      8475  2.4  7.1 1061980 45048 ?       Sl   10:42   0:00 mongod --port=50000 --dbpath=\/var\/lib\/mongodb\/db01 --logpath=\/var\/log\/mongodb\/db01.log --replSet=LocalRep --fork\r\nroot      8502  2.4  5.9 1061980 37504 ?       Sl   10:43   0:00 mongod --port=50001 --dbpath=\/var\/lib\/mongodb\/db02 --logpath=\/var\/log\/mongodb\/db02.log --replSet=LocalRep --fork\r\nroot      8529  3.7  6.2 1061984 39528 ?       Sl   10:43   0:00 mongod --port=50002 --dbpath=\/var\/lib\/mongodb\/db03 --logpath=\/var\/log\/mongodb\/db03.log --replSet=LocalRep --fork\r\nroot      8555  0.0  0.1 103304   884 pts\/2    R+   10:43   0:00 grep mongod\r\n<\/code><\/pre>\n<h3>\u8fdb\u884c\u590d\u5236\u5957\u88c5\u7684\u8bbe\u7f6e<br \/>\n\u76ee\u524d\u53ea\u662f\u542f\u52a8\u4e86\uff0c\u526f\u672c\u96c6\u7684\u8bbe\u7f6e\u5c1a\u672a\u5b8c\u6210\uff0c\u56e0\u6b64\u9700\u8981\u5728\u4e3b\u6570\u636e\u5e93\u4e0a\u8fdb\u884c\u526f\u672c\u96c6\u7684\u914d\u7f6e\u3002<\/p>\n<p>\u9996\u5148\uff0c\u767b\u5f55\u5230\u4e3b\u6570\u636e\u5e93\uff08DB01\u670d\u52a1\u5668\uff09\u540e\uff0c\u68c0\u67e5\u72b6\u6001\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mongo --port 50000\r\n&gt; rs.status()\r\n{\r\n    \"info\" : \"run rs.initiate(...) if not yet done for the set\",\r\n    \"ok\" : 0,\r\n    \"errmsg\" : \"no replset config has been received\",\r\n    \"code\" : 94,\r\n    \"codeName\" : \"NotYetInitialized\"\r\n}\r\n<\/code><\/pre>\n<p>\u56e0\u4e3a\u4f1a\u663e\u793a\u672a\u8fdb\u884c\u521d\u59cb\u5316\u7684\u6d88\u606f\uff0c\u6240\u4ee5\u6267\u884c\u547d\u4ee4\u201crs.initiate()\u201d\u6765\u8fdb\u884c\u521d\u59cb\u5316\u3002<\/p>\n<pre class=\"post-pre\"><code>&gt; rs.initiate()  \r\n{\r\n    \"info2\" : \"no configuration specified. Using a default configuration for the set\",\r\n    \"me\" : \"localhost.localdomain:50000\",\r\n    \"ok\" : 1\r\n}\r\nLocalRep:OTHER&gt;\r\n<\/code><\/pre>\n<p>\u5728\u9ed8\u8ba4\u8bbe\u7f6e\u4e0b\uff0c\u867d\u7136\u4f5c\u4e3a\u526f\u672c\u96c6\u7684\u4e3b\u8282\u70b9\u521d\u59cb\u5316\u5b8c\u6210\u3002\u4e00\u6bb5\u65f6\u95f4\u540e\u4f7f\u7528 rs.status() \u547d\u4ee4\uff0c\u53ef\u4ee5\u770b\u5230\u540d\u5b57\u4e3a &#8220;localhost.localdomain:50000&#8221; \u7684\u670d\u52a1\u5668\u5df2\u7ecf\u6210\u4e3a&#8221;Primary&#8221;\u3002<\/p>\n<pre class=\"post-pre\"><code>LocalRep:OTHER&gt; rs.status()\r\n{\r\n    \"set\" : \"LocalRep\",\r\n    \"date\" : ISODate(\"2017-09-08T09:44:50.159Z\"),\r\n    \"myState\" : 1,\r\n    \"term\" : NumberLong(1),\r\n    \"heartbeatIntervalMillis\" : NumberLong(2000),\r\n    \"optimes\" : {\r\n        \"lastCommittedOpTime\" : {\r\n            \"ts\" : Timestamp(1504863885, 1),\r\n            \"t\" : NumberLong(1)\r\n        },\r\n        \"appliedOpTime\" : {\r\n            \"ts\" : Timestamp(1504863885, 1),\r\n            \"t\" : NumberLong(1)\r\n        },\r\n        \"durableOpTime\" : {\r\n            \"ts\" : Timestamp(1504863885, 1),\r\n            \"t\" : NumberLong(1)\r\n        }\r\n    },\r\n    \"members\" : [\r\n        {\r\n            \"_id\" : 0,\r\n            \"name\" : \"localhost.localdomain:50000\",\r\n            \"health\" : 1,\r\n            \"state\" : 1,\r\n            \"stateStr\" : \"PRIMARY\",\r\n            \"uptime\" : 111,\r\n            \"optime\" : {\r\n                \"ts\" : Timestamp(1504863885, 1),\r\n                \"t\" : NumberLong(1)\r\n            },\r\n            \"optimeDate\" : ISODate(\"2017-09-08T09:44:45Z\"),\r\n            \"infoMessage\" : \"could not find member to sync from\",\r\n            \"electionTime\" : Timestamp(1504863883, 2),\r\n            \"electionDate\" : ISODate(\"2017-09-08T09:44:43Z\"),\r\n            \"configVersion\" : 1,\r\n            \"self\" : true\r\n        }\r\n    ],\r\n    \"ok\" : 1\r\n}\r\nLocalRep:PRIMARY&gt; \r\n<\/code><\/pre>\n<h3>Secondary\u548cArbiter\u7684\u589e\u52a0<br \/>\n\u63a5\u4e0b\u6765\uff0c\u5c06DB02\u4f5c\u4e3aSecondary\u6dfb\u52a0\u8fdb\u53bb\u3002\u5728PRIMARY\u670d\u52a1\u5668\u4e0a\u6267\u884crs.add()\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code>LocalRep:PRIMARY&gt; rs.add('localhost.localdomain:50001')\r\n{ \"ok\" : 1 }\r\n<\/code><\/pre>\n<p>\u518d\u52a0\u4e00\u9879Arbiter\u89d2\u8272\uff0c\u5c06DB03\u52a0\u5165\u3002<\/p>\n<pre class=\"post-pre\"><code>LocalRep:PRIMARY&gt; rs.addArb('localhost.localdomain:50002');\r\n{ \"ok\" : 1 }\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u547d\u4ee4\u4ea6\u53ef\u5199\u4f5c\u5982\u4e0b\u5f62\u5f0f\uff1a<\/p>\n<pre class=\"post-pre\"><code>LocalRep:PRIMARY&gt; rs.add({host: 'localhost.localdomain:50002', arbiterOnly: true);\r\n<\/code><\/pre>\n<p>\u6267\u884crs.status()\u547d\u4ee4\u53ef\u4ee5\u770b\u5230\u5728\u8fd9\u79cd\u72b6\u6001\u4e0b\u5df2\u7ecf\u6210\u529f\u914d\u7f6e\u4e86\u526f\u672c\u96c6\u3002<\/p>\n<pre class=\"post-pre\"><code>LocalRep:PRIMARY&gt; rs.status()\r\n{\r\n    \"set\" : \"LocalRep\",\r\n    \"date\" : ISODate(\"2017-09-08T09:49:10.158Z\"),\r\n    \"myState\" : 1,\r\n    \"term\" : NumberLong(1),\r\n    \"heartbeatIntervalMillis\" : NumberLong(2000),\r\n    \"optimes\" : {\r\n        \"lastCommittedOpTime\" : {\r\n            \"ts\" : Timestamp(1504864145, 1),\r\n            \"t\" : NumberLong(1)\r\n        },\r\n        \"appliedOpTime\" : {\r\n            \"ts\" : Timestamp(1504864145, 1),\r\n            \"t\" : NumberLong(1)\r\n        },\r\n        \"durableOpTime\" : {\r\n            \"ts\" : Timestamp(1504864145, 1),\r\n            \"t\" : NumberLong(1)\r\n        }\r\n    },\r\n    \"members\" : [\r\n        {\r\n            \"_id\" : 0,\r\n            \"name\" : \"localhost.localdomain:50000\",\r\n            \"health\" : 1,\r\n            \"state\" : 1,\r\n            \"stateStr\" : \"PRIMARY\",\r\n            \"uptime\" : 371,\r\n            \"optime\" : {\r\n                \"ts\" : Timestamp(1504864145, 1),\r\n                \"t\" : NumberLong(1)\r\n            },\r\n            \"optimeDate\" : ISODate(\"2017-09-08T09:49:05Z\"),\r\n            \"electionTime\" : Timestamp(1504863883, 2),\r\n            \"electionDate\" : ISODate(\"2017-09-08T09:44:43Z\"),\r\n            \"configVersion\" : 3,\r\n            \"self\" : true\r\n        },\r\n        {\r\n            \"_id\" : 1,\r\n            \"name\" : \"localhost.localdomain:50001\",\r\n            \"health\" : 1,\r\n            \"state\" : 2,\r\n            \"stateStr\" : \"SECONDARY\",\r\n            \"uptime\" : 112,\r\n            \"optime\" : {\r\n                \"ts\" : Timestamp(1504864145, 1),\r\n                \"t\" : NumberLong(1)\r\n            },\r\n            \"optimeDurable\" : {\r\n                \"ts\" : Timestamp(1504864145, 1),\r\n                \"t\" : NumberLong(1)\r\n            },\r\n            \"optimeDate\" : ISODate(\"2017-09-08T09:49:05Z\"),\r\n            \"optimeDurableDate\" : ISODate(\"2017-09-08T09:49:05Z\"),\r\n            \"lastHeartbeat\" : ISODate(\"2017-09-08T09:49:09.258Z\"),\r\n            \"lastHeartbeatRecv\" : ISODate(\"2017-09-08T09:49:09.249Z\"),\r\n            \"pingMs\" : NumberLong(0),\r\n            \"syncingTo\" : \"localhost.localdomain:50000\",\r\n            \"configVersion\" : 3\r\n        },\r\n        {\r\n            \"_id\" : 2,\r\n            \"name\" : \"localhost.localdomain:50002\",\r\n            \"health\" : 1,\r\n            \"state\" : 7,\r\n            \"stateStr\" : \"ARBITER\",\r\n            \"uptime\" : 74,\r\n            \"lastHeartbeat\" : ISODate(\"2017-09-08T09:49:09.258Z\"),\r\n            \"lastHeartbeatRecv\" : ISODate(\"2017-09-08T09:49:05.277Z\"),\r\n            \"pingMs\" : NumberLong(0),\r\n            \"configVersion\" : 3\r\n        }\r\n    ],\r\n    \"ok\" : 1\r\n}\r\n<\/code><\/pre>\n<h3>\u8bbe\u7f6e\u6545\u969c\u5207\u6362\u65f6\u7684\u4f18\u5148\u7ea7\u5f53DB01\u5d29\u6e83\u5e76\u53d1\u751f\u6545\u969c\u8f6c\u79fb\u65f6\uff0cDB02\u5c06\u6210\u4e3aPrimary\u3002<br \/>\n\u7136\u800c\uff0c\u5f53DB01\u6062\u590d\u5e76\u518d\u6b21\u6210\u4e3aPrimary\u65f6\uff0c\u53ea\u9700\u5728\u6bcf\u53f0\u670d\u52a1\u5668\u4e0a\u8bbe\u7f6e\u4f18\u5148\u7ea7\u5373\u53ef\u3002<br \/>\n\u672c\u6b21\u8bbe\u7f6e\u4e2d\uff0c\u5c06DB01\u7684\u4f18\u5148\u7ea7\u8bbe\u7f6e\u4e3a100\uff0c\u5c06DB02\u7684\u4f18\u5148\u7ea7\u8bbe\u7f6e\u4e3a10\uff0c<br \/>\n\u4ee5\u786e\u4fdd\u5728DB01\u8fd0\u884c\u65f6\uff0c\u5b83\u5c06\u59cb\u7ec8\u4f5c\u4e3aPrimary\u8fd0\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>LocalRep:PRIMARY&gt; var conf = rs.conf();\r\nLocalRep:PRIMARY&gt; conf.members[0].priority = 100;\r\n100\r\nLocalRep:PRIMARY&gt; conf.members[1].priority = 10;\r\n10\r\nLocalRep:PRIMARY&gt; rs.reconfig(conf);\r\n{ \"ok\" : 1 }\r\n<\/code><\/pre>\n<p>members\u6307\u7684\u662f\u6267\u884crs.status()\u65f6\u7684members\u952e\u7684\u6570\u7ec4\u3002<br \/>\ndb01\u5bf9\u5e94index:0\uff0cdb02\u5bf9\u5e94index:1\uff0c\u56e0\u6b64\u4f7f\u7528\u4e0a\u8ff0\u6307\u5b9a\u7684\u65b9\u5f0f\u3002<\/p>\n<p>\u5404\u79cd\u670d\u52a1\u5668\u7684\u8bbe\u7f6e\u5df2\u5b8c\u6210\u3002<\/p>\n<h2>\u68c0\u67e5 MongoDB \u7684\u72b6\u6001\u767b\u9646\u5404\u53f0\u670d\u52a1\u5668\u4ee5\u9a8c\u8bc1\u60c5\u51b5\u3002<\/p>\n<ul class=\"post-ul\">DB01\u306e\u72b6\u614b<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port 50000\r\nLocalRep:PRIMARY&gt; \r\n<\/code><\/pre>\n<ul class=\"post-ul\">DB02\u306e\u72b6\u614b<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port 50001\r\nLocalRep:SECONDARY&gt;  \r\n<\/code><\/pre>\n<ul class=\"post-ul\">DB03\u306e\u72b6\u614b<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port 50002\r\nLocalRep:ARBITER&gt; \r\n<\/code><\/pre>\n<p>\u8bf7\u786e\u8ba4\u5df2\u6839\u636e\u5404\u81ea\u7684\u89d2\u8272\u8fdb\u884c\u4e86\u76f8\u5e94\u7684\u8bbe\u7f6e\u3002<\/p>\n<h2>\u6267\u884c\u6545\u969c\u8f6c\u79fb<\/p>\n<h2>\u6211\u8bd5\u7740\u5173\u95edDB01\u3002<br \/>\n\u66ab\u6642\u5148\u78ba\u8a8d\u6545\u969c\u5207\u63db\u662f\u5426\u6b63\u78ba\u57f7\u884c\u3002<br \/>\n\u9996\u5148\uff0c\u8a66\u8457\u505c\u6b62DB01\u7684\u9032\u7a0b\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo ps aux | grep db01 | awk '{print $2}' | xargs kill -9\r\n<\/code><\/pre>\n<p>\u786e\u8ba4\u4ed6\u5df2\u7ecf\u4e0d\u5728\u4e86<\/p>\n<pre class=\"post-pre\"><code>$ ps aux | grep mongod\r\nroot      8502  1.7  7.2 1561832 45804 ?       Sl   10:43   0:13 mongod --port=50001 --dbpath=\/var\/lib\/mongodb\/db02 --logpath=\/var\/log\/mongodb\/db02.log --replSet=LocalRep --fork\r\nroot      8529  1.6  7.0 1078444 44748 ?       Sl   10:43   0:12 mongod --port=50002 --dbpath=\/var\/lib\/mongodb\/db03 --logpath=\/var\/log\/mongodb\/db03.log --replSet=LocalRep --fork\r\nroot      8714  0.0  0.1 103304   888 pts\/1    R+   10:56   0:00 grep mongod\r\n<\/code><\/pre>\n<p>\u5f53\u67e5\u770bArbiter\u7684DB03\u7684\u72b6\u6001\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230DB01\u663e\u793a\u4e3a\u8fde\u63a5\u88ab\u62d2\u7edd\u7684\u72b6\u6001\uff0c\u56e0\u6b64\u663e\u793a\u4e3a&#8221;stateStr&#8221;: &#8220;(not reachable\/healthy)&#8221;\uff0c\u540c\u65f6\u6211\u4eec\u53ef\u4ee5\u770b\u5230DB02\u6b63\u4f5c\u4e3a\u4e3b\u670d\u52a1\u5668\u8fd0\u884c\uff0c\u663e\u793a\u4e3a&#8221;stateStr&#8221;: &#8220;PRIMARY&#8221;\u3002<\/p>\n<pre class=\"post-pre\"><code>LocalRep:ARBITER&gt; rs.status()\r\n{\r\n    \"set\" : \"LocalRep\",\r\n    \"date\" : ISODate(\"2017-09-08T09:56:34.742Z\"),\r\n    \"myState\" : 7,\r\n    \"term\" : NumberLong(2),\r\n    \"heartbeatIntervalMillis\" : NumberLong(2000),\r\n    \"optimes\" : {\r\n        \"lastCommittedOpTime\" : {\r\n            \"ts\" : Timestamp(1504864535, 1),\r\n            \"t\" : NumberLong(1)\r\n        },\r\n        \"appliedOpTime\" : {\r\n            \"ts\" : Timestamp(1504864535, 1),\r\n            \"t\" : NumberLong(1)\r\n        },\r\n        \"durableOpTime\" : {\r\n            \"ts\" : Timestamp(0, 0),\r\n            \"t\" : NumberLong(-1)\r\n        }\r\n    },\r\n    \"members\" : [\r\n        {\r\n            \"_id\" : 0,\r\n            \"name\" : \"localhost.localdomain:50000\",\r\n            \"health\" : 0,\r\n            \"state\" : 8,\r\n            \"stateStr\" : \"(not reachable\/healthy)\",\r\n            \"uptime\" : 0,\r\n            \"optime\" : {\r\n                \"ts\" : Timestamp(0, 0),\r\n                \"t\" : NumberLong(-1)\r\n            },\r\n            \"optimeDurable\" : {\r\n                \"ts\" : Timestamp(0, 0),\r\n                \"t\" : NumberLong(-1)\r\n            },\r\n            \"optimeDate\" : ISODate(\"1970-01-01T00:00:00Z\"),\r\n            \"optimeDurableDate\" : ISODate(\"1970-01-01T00:00:00Z\"),\r\n            \"lastHeartbeat\" : ISODate(\"2017-09-08T09:56:34.275Z\"),\r\n            \"lastHeartbeatRecv\" : ISODate(\"2017-09-08T09:55:43.336Z\"),\r\n            \"pingMs\" : NumberLong(0),\r\n            \"lastHeartbeatMessage\" : \"Connection refused\",\r\n            \"configVersion\" : -1\r\n        },\r\n        {\r\n            \"_id\" : 1,\r\n            \"name\" : \"localhost.localdomain:50001\",\r\n            \"health\" : 1,\r\n            \"state\" : 1,\r\n            \"stateStr\" : \"PRIMARY\",\r\n            \"uptime\" : 519,\r\n            \"optime\" : {\r\n                \"ts\" : Timestamp(1504864584, 1),\r\n                \"t\" : NumberLong(2)\r\n            },\r\n            \"optimeDurable\" : {\r\n                \"ts\" : Timestamp(1504864584, 1),\r\n                \"t\" : NumberLong(2)\r\n            },\r\n            \"optimeDate\" : ISODate(\"2017-09-08T09:56:24Z\"),\r\n            \"optimeDurableDate\" : ISODate(\"2017-09-08T09:56:24Z\"),\r\n            \"lastHeartbeat\" : ISODate(\"2017-09-08T09:56:34.261Z\"),\r\n            \"lastHeartbeatRecv\" : ISODate(\"2017-09-08T09:56:32.791Z\"),\r\n            \"pingMs\" : NumberLong(0),\r\n            \"electionTime\" : Timestamp(1504864552, 1),\r\n            \"electionDate\" : ISODate(\"2017-09-08T09:55:52Z\"),\r\n            \"configVersion\" : 4\r\n        },\r\n        {\r\n            \"_id\" : 2,\r\n            \"name\" : \"localhost.localdomain:50002\",\r\n            \"health\" : 1,\r\n            \"state\" : 7,\r\n            \"stateStr\" : \"ARBITER\",\r\n            \"uptime\" : 806,\r\n            \"configVersion\" : 4,\r\n            \"self\" : true\r\n        }\r\n    ],\r\n    \"ok\" : 1\r\n}\r\n<\/code><\/pre>\n<h2>\u91cd\u65b0\u542f\u52a8DB01\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mongod --port=50000 --dbpath=\/var\/lib\/mongodb\/db01 --logpath=\/var\/log\/mongodb\/db01.log --replSet=LocalRep --fork\r\n<\/code><\/pre>\n<p>\u4ec5\u9700\u4e00\u79cd\u9009\u9879\u5373\u53ef\u5728\u4e2d\u6587\u4e2d\u5c06\u4ee5\u4e0b\u53e5\u5b50\u8fdb\u884c\u7ffb\u8bd1\uff1a\u51e0\u79d2\u949f\u540e<\/p>\n<ul class=\"post-ul\">DB01\u306e\u72b6\u614b<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port 50000\r\nLocalRep:SECONDARY&gt; \r\nLocalRep:PRIMARY&gt; \r\n\r\n<\/code><\/pre>\n<ul class=\"post-ul\">DB02\u306e\u72b6\u614b<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port 50001\r\nLocalRep:PRIMARY&gt; \r\n2017-09-08T11:00:03.401+0100 I NETWORK  [thread1] trying reconnect to 127.0.0.1:50001 (127.0.0.1) failed\r\n2017-09-08T11:00:03.402+0100 I NETWORK  [thread1] reconnect 127.0.0.1:50001 (127.0.0.1) ok\r\nLocalRep:SECONDARY&gt; \r\n\r\n<\/code><\/pre>\n<ul class=\"post-ul\">DB03\u3067\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u78ba\u8a8d<\/ul>\n<pre class=\"post-pre\"><code>LocalRep:ARBITER&gt; rs.status()\r\n{\r\n    \"set\" : \"LocalRep\",\r\n    \"date\" : ISODate(\"2017-09-08T10:05:11.992Z\"),\r\n    \"myState\" : 7,\r\n    \"term\" : NumberLong(3),\r\n    \"heartbeatIntervalMillis\" : NumberLong(2000),\r\n    \"optimes\" : {\r\n        \"lastCommittedOpTime\" : {\r\n            \"ts\" : Timestamp(1504865102, 1),\r\n            \"t\" : NumberLong(3)\r\n        },\r\n        \"appliedOpTime\" : {\r\n            \"ts\" : Timestamp(1504865102, 1),\r\n            \"t\" : NumberLong(3)\r\n        },\r\n        \"durableOpTime\" : {\r\n            \"ts\" : Timestamp(0, 0),\r\n            \"t\" : NumberLong(-1)\r\n        }\r\n    },\r\n    \"members\" : [\r\n        {\r\n            \"_id\" : 0,\r\n            \"name\" : \"localhost.localdomain:50000\",\r\n            \"health\" : 1,\r\n            \"state\" : 1,\r\n            \"stateStr\" : \"PRIMARY\",\r\n            \"uptime\" : 317,\r\n            \"optime\" : {\r\n                \"ts\" : Timestamp(1504865102, 1),\r\n                \"t\" : NumberLong(3)\r\n            },\r\n            \"optimeDurable\" : {\r\n                \"ts\" : Timestamp(1504865102, 1),\r\n                \"t\" : NumberLong(3)\r\n            },\r\n            \"optimeDate\" : ISODate(\"2017-09-08T10:05:02Z\"),\r\n            \"optimeDurableDate\" : ISODate(\"2017-09-08T10:05:02Z\"),\r\n            \"lastHeartbeat\" : ISODate(\"2017-09-08T10:05:09.553Z\"),\r\n            \"lastHeartbeatRecv\" : ISODate(\"2017-09-08T10:05:11.725Z\"),\r\n            \"pingMs\" : NumberLong(0),\r\n            \"electionTime\" : Timestamp(1504864801, 1),\r\n            \"electionDate\" : ISODate(\"2017-09-08T10:00:01Z\"),\r\n            \"configVersion\" : 4\r\n        },\r\n        {\r\n            \"_id\" : 1,\r\n            \"name\" : \"localhost.localdomain:50001\",\r\n            \"health\" : 1,\r\n            \"state\" : 2,\r\n            \"stateStr\" : \"SECONDARY\",\r\n            \"uptime\" : 1036,\r\n            \"optime\" : {\r\n                \"ts\" : Timestamp(1504865102, 1),\r\n                \"t\" : NumberLong(3)\r\n            },\r\n            \"optimeDurable\" : {\r\n                \"ts\" : Timestamp(1504865102, 1),\r\n                \"t\" : NumberLong(3)\r\n            },\r\n            \"optimeDate\" : ISODate(\"2017-09-08T10:05:02Z\"),\r\n            \"optimeDurableDate\" : ISODate(\"2017-09-08T10:05:02Z\"),\r\n            \"lastHeartbeat\" : ISODate(\"2017-09-08T10:05:09.524Z\"),\r\n            \"lastHeartbeatRecv\" : ISODate(\"2017-09-08T10:05:10.254Z\"),\r\n            \"pingMs\" : NumberLong(0),\r\n            \"syncingTo\" : \"localhost.localdomain:50000\",\r\n            \"configVersion\" : 4\r\n        },\r\n        {\r\n            \"_id\" : 2,\r\n            \"name\" : \"localhost.localdomain:50002\",\r\n            \"health\" : 1,\r\n            \"state\" : 7,\r\n            \"stateStr\" : \"ARBITER\",\r\n            \"uptime\" : 1323,\r\n            \"configVersion\" : 4,\r\n            \"self\" : true\r\n        }\r\n    ],\r\n    \"ok\" : 1\r\n}\r\n<\/code><\/pre>\n<p>\u786e\u8ba4DB01\u590d\u6d3b\u540e\uff0c\u6570\u79d2\u540e\u88ab\u6b63\u786e\u8bc6\u522b\u4e3a\u4e3b\u8282\u70b9\u5e76\u5f00\u59cb\u8fd0\u884c\uff0c<br \/>\nDB02\u4e5f\u6b63\u5e38\u5730\u4ee5\u4ece\u8282\u70b9\u7684\u5f62\u5f0f\u5904\u4e8e\u7a33\u5b9a\u8fd0\u884c\u72b6\u6001\uff0c<br \/>\n\u6210\u529f\u5b9e\u73b0\u6545\u969c\u8f6c\u79fb\uff01<\/p>\n<p>\u4e0b\u4e00\u6b65\u662f\u5bf9\u7a0b\u5e8f\u8bbe\u7f6e\u548c\u8fde\u63a5\u8fdb\u884c\u8c03\u67e5\u548c\u9a8c\u8bc1\uff0c\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u300aMongoDB\u6545\u969c\u8f6c\u79fb\u65f6 Node.js \u7a0b\u5e8f\u63a7\u5236\u548c\u64cd\u4f5c\u786e\u8ba4\u300b\u4e00\u6587\u3002<\/p>\n<h1>\u603b\u7ed3\u4f7f\u7528\u975e\u5e38\u7b80\u5355\u7684\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u5728&#8221;\u4e3b\u670d\u52a1\u5668&#8221;\u3001&#8221;\u5907\u7528\u670d\u52a1\u5668&#8221;\u548c&#8221;\u4ef2\u88c1\u8005&#8221;\u914d\u7f6e\u4e2d\u8fdb\u884c\u590d\u5236\u548c\u6545\u969c\u8f6c\u79fb\uff0c\u8fd9\u975e\u5e38\u4ee4\u4eba\u611f\u6fc0\uff01 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