{"id":29302,"date":"2023-02-21T06:37:41","date_gmt":"2023-04-18T14:42:28","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/mongodb%e7%9a%84%e8%bd%ae%e5%9b%9e%e9%87%8d%e7%94%9f%ef%bc%88%e7%bc%a9%e5%87%8f%e8%a7%84%e6%a8%a1%ef%bc%89\/"},"modified":"2025-08-12T13:25:32","modified_gmt":"2025-08-12T05:25:32","slug":"mongodb%e7%9a%84%e8%bd%ae%e5%9b%9e%e9%87%8d%e7%94%9f%ef%bc%88%e7%bc%a9%e5%87%8f%e8%a7%84%e6%a8%a1%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/mongodb%e7%9a%84%e8%bd%ae%e5%9b%9e%e9%87%8d%e7%94%9f%ef%bc%88%e7%bc%a9%e5%87%8f%e8%a7%84%e6%a8%a1%ef%bc%89\/","title":{"rendered":"MongoDB\u7684\u8f6e\u56de\u91cd\u751f\uff08\u7f29\u51cf\u89c4\u6a21\uff09"},"content":{"rendered":"<p>\u6211\u662f\u3002<br \/>\n\u5373\u4f7f\u5bf9mongodb\u505a\u4e86\u5145\u5206\u7684\u51c6\u5907\uff0c\u6709\u65f6\u5019\u4e5f\u53ef\u80fd\u65e0\u6cd5\u53d1\u5c55\u3002<br \/>\n\u8fd9\u79cd\u60c5\u51b5\u4e0b\u5c31\u5fc5\u987b\u8fdb\u884c\u7f29\u51cf\u89c4\u6a21\u3002<\/p>\n<p>\u9019\u6b21\u662f\u95dc\u65bc\u5c0d\u672a\u80fd\u6210\u9577\u7684mongodb\u9032\u884c\u4f9b\u5949\uff0c\u4ee5\u5c0f\u800c\u5fae\u7684\u5f62\u5f0f\u9032\u884c\u8f2a\u8ff4\u8f49\u751f\u7684\u6545\u4e8b\u3002<\/p>\n<h1>\u6761\u4ef6\u4e0e\u8fc1\u79fb\u524d\u8fc1\u79fb\u540e<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u79fb\u884c\u4e2d\u306f\u30b5\u30fc\u30d3\u30b9\u505c\u6b62\u3092\u4f34\u3046<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">mongodb\u30af\u30e9\u30b9\u30bf\u306e\u30b7\u30e3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u65b0\u3057\u304f\u6e96\u5099\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">mongodump\u3067\u9759\u6b62\u70b9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u53d6\u5f97\u3057\u3066mongorestore\u3067DB\u5358\u4f4d\u306e\u30ea\u30b9\u30c8\u30a2\u3092\u5b9f\u884c\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u5404mongodb\u30af\u30e9\u30b9\u30bf\u306b\u4f5c\u3089\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u53ca\u3073\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306f\u30d0\u30c3\u30c6\u30a3\u30f3\u30b0\u3057\u306a\u3044\u3053\u3068(\u6f70\u3057\u3066\u3057\u307e\u3046\u306e\u3067)<\/ul>\n<h2>\u5c31\u662f\u8fd9\u6837<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">mongodb cluster *2<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">cluster\u5185\u306e\u30ed\u30fc\u30eb<\/ul>\n<\/li>\n<\/ul>\n<p>conf * 3<br \/>\nshard * 2<\/p>\n<p>replica set *2(member *3)<\/p>\n<p>\u4e00\u5171\u670918\u53f0\uff0c\u6bcf\u53f0\u662f9\u4e58\u4ee52\u7684\u8ba1\u7b97\u7ed3\u679c\u3002<\/p>\n<p>\u5047\u8bbe\u6bcf\u4e2a\u5e94\u7528\u670d\u52a1\u5668\u90fd\u5728\u8fd0\u884cmongos\uff0c\u5e76\u901a\u8fc7mongos\u8bbf\u95eeMongoDB\u96c6\u7fa4\u3002<\/p>\n<h2>\u8981\u662f<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">mongodb cluster *1<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">cluster\u5185\u306e\u30ed\u30fc\u30eb<\/ul>\n<\/li>\n<\/ul>\n<p>shard * 1<br \/>\nreplica set *1<br \/>\nconf + replica set member *3<\/p>\n<p>\u4e09\u53f0\u8ba1\u7b97\u673a<\/p>\n<p>\u5047\u8bbe\u6bcf\u4e2a\u5e94\u7528\u670d\u52a1\u5668\u90fd\u542f\u52a8\u4e86mongos\uff0c\u5e76\u901a\u8fc7mongos\u8bbf\u95ee\u4e86mongodb\u96c6\u7fa4\u3002<\/p>\n<h1>\u8f6c\u578b\u540e\u8499\u53e4\u7684\u5efa\u8bbe de<\/p>\n<h2>\u5b89\u88c5MongoDB\u5982\u679c\u4f7f\u7528Amazon Linux 2015.09\uff0c\u76ee\u524d\u5c06\u5b89\u88c5mongodb 3.0.9-1\u3002<br \/>\n\u5144\u5f1f\uff0c\u6211\u4eec\u8981\u7528WiredTiger\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo yum install mongodb -y\r\n<\/code><\/pre>\n<h2>MongoDB\u914d\u7f6e(\u5143\u6570\u636e)\u7684\u5b9a\u4e49\u3002<\/p>\n<ul class=\"post-ul\">\/etc\/mongoc.conf<\/ul>\n<pre class=\"post-pre\"><code># mongodb config\r\n\r\nsystemLog:\r\n  destination: file\r\n  path: \/var\/log\/mongodb\/mongod_config_27019.log\r\n  logAppend: true\r\nprocessManagement:\r\n  fork: true\r\n  pidFilePath: \/var\/run\/mongodb\/mongod_config_27019.pid\r\nnet:\r\n  port: 27019\r\nstorage:\r\n  dbPath: \"\/var\/lib\/mongodb\/mongoc\"\r\n  engine: wiredTiger\r\n  wiredTiger:\r\n    engineConfig:\r\n      journalCompressor: none # default snappy\r\n    collectionConfig:\r\n      blockCompressor: none # default snappy\r\nsharding:\r\n  clusterRole: \"configsvr\"\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\/etc\/init.d\/mongoc<\/ul>\n<p>\u51c6\u5907\u542f\u52a8MongoDB\u914d\u7f6e\u7684\u811a\u672c\u3002\u590d\u5236\u5e76\u4fee\u6539\u4f7f\u7528yum\u5b89\u88c5\u7684MongoDB init\u811a\u672c\u3002<\/p>\n<ul class=\"post-ul\">mongoc\u306e\u8d77\u52d5<\/ul>\n<pre class=\"post-pre\"><code>$ sudo service mongoc start\r\n<\/code><\/pre>\n<h2>MongoDB\u5206\u7247\uff08\u526f\u672c\u96c6\uff09\u7684\u7528\u9014\u53ef\u6982\u62ec\u4e3a\uff1a\u7948\u613f\u5b83\u80fd\u591f\u518d\u6b21\u8301\u58ee\u6210\u957f\uff0c\u6211\u5c06\u5728replSetName\u4e2d\u6307\u5b9aOrigin00\u3002<\/p>\n<ul class=\"post-ul\">\/etc\/mongod.conf<\/ul>\n<pre class=\"post-pre\"><code># mongodb mongod\r\n\r\nsystemLog:\r\n  destination: file\r\n  path: \/var\/log\/mongodb\/mongod_27017.log\r\n  logAppend: true\r\nprocessManagement:\r\n  fork: true\r\n  pidFilePath: \/var\/run\/mongodb\/mongod_27017.pid\r\nnet:\r\n  port: 27017\r\nstorage:\r\n  dbPath: \"\/var\/lib\/mongodb\/mongod\"\r\n  engine: wiredTiger\r\n  wiredTiger:\r\n    engineConfig:\r\n      journalCompressor: none # default snappy\r\n    collectionConfig:\r\n      blockCompressor: none # default snappy\r\nreplication:\r\n  replSetName: \"mongodb_replicaset00\"\r\nsharding:\r\n  clusterRole: \"shardsvr\"\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\/etc\/init.d\/mongod<\/ul>\n<p>\u6211\u5c06\u521b\u5efa\u4e00\u4e2a\u542f\u52a8mongod\u7684\u811a\u672c\u3002<br \/>\n\u6211\u5c06\u590d\u5236\u5e76\u4fee\u6539\u901a\u8fc7yum\u5b89\u88c5\u7684mongodb\u7684init\u811a\u672c\u3002<\/p>\n<ul class=\"post-ul\">mongod\u306e\u8d77\u52d5<\/ul>\n<pre class=\"post-pre\"><code>$ sudo service mongod start\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u5373\u4e3a\u65b0\u73af\u5883\u4e0b\uff0cMongoDB\u914d\u7f6e\/\u670d\u52a1\u5df2\u6210\u529f\u542f\u52a8\u3002<\/p>\n<h2>\u521b\u5efa\u526f\u672c\u96c6\u5c06\u4e09\u4e2a\u5206\u6563\u7684\u8499\u53e4\u4e4b\u5fc3\u5408\u4e3a\u4e00\u4e2a\u6574\u4f53\u3002<\/p>\n<ul class=\"post-ul\">Primary\u306b\u3059\u308bmongodb\u30ce\u30fc\u30c9\u3067\u64cd\u4f5c<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port=27017\r\nmongod&gt; config = {   \"_id\": \"mongodb_replicaset00\",   \"members\": [     { \"_id\": 0, \"host\": '172.16.11.21:27017'},     { \"_id\": 1, \"host\": '172.16.11.22:27017'},     { \"_id\": 2, \"host\": '172.16.11.23:27017'}     ] }\r\nmongod&gt; rs.initiate(config);\r\nPRIMARY\r\n<\/code><\/pre>\n<h2>\u5907\u4efd\u4f7f\u7528\u590d\u5236\u96c6\u6210\u5458\u7684\u8bbe\u7f6e<br \/>\n\u7531\u4e8e\u5b58\u5728\u4e09\u4e2a\u526f\u672c\u96c6\u6210\u5458\uff0c\u6211\u4eec\u5c06\u5176\u4e2d\u4e00\u53f0\u8bbe\u7f6e\u4e3a\u9690\u85cf\u72b6\u6001\u3002<\/p>\n<ul class=\"post-ul\">backup\u7528replica set member<\/ul>\n<p>\u8fd9\u6b21\u6211\u4eec\u5c06&#8221;_id&#8221;:&#8221;1&#8243;\u7684\u6210\u5458\u8bbe\u4e3a\u9690\u85cf\u6210\u5458\u3002<\/p>\n<pre class=\"post-pre\"><code>mongodb_replicaset00:PRIMARY&gt; cfg = rs.config()\r\n{\r\n        \"_id\" : \"mongodb_replicaset00\",\r\n        \"version\" : 2,\r\n        \"members\" : [\r\n                {\r\n                        \"_id\" : 0,\r\n                        \"host\" : \"172.16.11.21:27017\",\r\n                        \"arbiterOnly\" : false,\r\n                        \"buildIndexes\" : true,\r\n                        \"hidden\" : false,\r\n                        \"priority\" : 1,\r\n                        \"tags\" : {\r\n\r\n                        },\r\n                        \"slaveDelay\" : 0,\r\n                        \"votes\" : 1\r\n                },\r\n                {\r\n                        \"_id\" : 1,\r\n                        \"host\" : \"172.16.11.22:27017\",\r\n                        \"arbiterOnly\" : false,\r\n                        \"buildIndexes\" : true,\r\n                        \"hidden\" : false,\r\n                        \"priority\" : 1,\r\n                        \"tags\" : {\r\n\r\n                        },\r\n                        \"slaveDelay\" : 0,\r\n                        \"votes\" : 1\r\n                },\r\n                {\r\n                        \"_id\" : 2,\r\n                        \"host\" : \"172.16.11.23:27017\",\r\n                        \"arbiterOnly\" : false,\r\n                        \"buildIndexes\" : true,\r\n                        \"hidden\" : false,\r\n                        \"priority\" : 0,\r\n                        \"tags\" : {\r\n\r\n                        },\r\n                        \"slaveDelay\" : 0,\r\n                        \"votes\" : 1\r\n                }\r\n        ],\r\n        \"settings\" : {\r\n                \"chainingAllowed\" : true,\r\n                \"heartbeatTimeoutSecs\" : 10,\r\n                \"getLastErrorModes\" : {\r\n\r\n                },\r\n                \"getLastErrorDefaults\" : {\r\n                        \"w\" : 1,\r\n                        \"wtimeout\" : 0\r\n                }\r\n        }\r\n}  \r\nmongodb_replicaset00:PRIMARY&gt; cfg.members[2].priority = 0\r\n0\r\nmongodb_replicaset00:PRIMARY&gt; cfg.members[2].hidden = true\r\ntrue\r\nmongodb_replicaset00:PRIMARY&gt; rs.reconfig(cfg)\r\n{\r\n        \"ok\" : 1,\r\n        \"$gleStats\" : {\r\n                \"lastOpTime\" : Timestamp(1455458942, 1),\r\n                \"electionId\" : ObjectId(\"56c07ea680f80b802b651ba2\")\r\n        }\r\n}\r\nmongodb_replicaset00:PRIMARY&gt;rs.config()\r\nmongodb_replicaset00:PRIMARY&gt; rs.config()\r\n{\r\n        \"_id\" : \"mongodb_replicaset00\",\r\n        \"version\" : 2,\r\n        \"members\" : [\r\n                {\r\n                        \"_id\" : 0,\r\n                        \"host\" : \"172.16.11.21:27017\",\r\n                        \"arbiterOnly\" : false,\r\n                        \"buildIndexes\" : true,\r\n                        \"hidden\" : false,\r\n                        \"priority\" : 1,\r\n                        \"tags\" : {\r\n\r\n                        },\r\n                        \"slaveDelay\" : 0,\r\n                        \"votes\" : 1\r\n                },\r\n                {\r\n                        \"_id\" : 1,\r\n                        \"host\" : \"172.16.11.22:27017\",\r\n                        \"arbiterOnly\" : false,\r\n                        \"buildIndexes\" : true,\r\n                        \"hidden\" : false,\r\n                        \"priority\" : 1,\r\n                        \"tags\" : {\r\n\r\n                        },\r\n                        \"slaveDelay\" : 0,\r\n                        \"votes\" : 1\r\n                },\r\n                {\r\n                        \"_id\" : 2,\r\n                        \"host\" : \"172.16.11.23:27017\",\r\n                        \"arbiterOnly\" : false,\r\n                        \"buildIndexes\" : true,\r\n                        \"hidden\" : true,\r\n                        \"priority\" : 0,\r\n                        \"tags\" : {\r\n\r\n                        },\r\n                        \"slaveDelay\" : 0,\r\n                        \"votes\" : 1\r\n                }\r\n        ],\r\n        \"settings\" : {\r\n                \"chainingAllowed\" : true,\r\n                \"heartbeatTimeoutSecs\" : 10,\r\n                \"getLastErrorModes\" : {\r\n\r\n                },\r\n                \"getLastErrorDefaults\" : {\r\n                        \"w\" : 1,\r\n                        \"wtimeout\" : 0\r\n                }\r\n        }\r\n}          \r\n<\/code><\/pre>\n<h1>\u5e94\u7528\u7a0b\u5e8f\u670d\u52a1\u5668\uff08mongos\uff09\u7684\u914d\u7f6e<\/p>\n<h2>\u521b\u5efa\u7528\u4e8e\u65b0\u96c6\u7fa4\u7684mongos\u5b9a\u4e49\u5c06\u8fde\u63a5\u5b9a\u4e49\u521b\u5efa\u5230\u65b0\u7684mongo\u96c6\u7fa4\u3002<br \/>\n\u5c06\u65b0\u7684mongo\u96c6\u7fa4\u7684mongo\u914d\u7f6e\u8282\u70b9\u7684IP\u6ce8\u518c\u5230DNS\u4e0a\u3002<br \/>\n\uff08\u6839\u636e\u5b98\u65b9\u6587\u6863\uff0c\u5efa\u8bae\u5c06mongod\u8282\u70b9\u7684\u540d\u79f0\u901a\u8fc7DNS\u6216hosts\u8fdb\u884c\u89e3\u6790\u3002\uff09<\/p>\n<ul class=\"post-ul\">\/etc\/mongos.conf<\/ul>\n<pre class=\"post-pre\"><code>  # mongos(mongodb router)\r\n\r\nsystemLog:\r\n  destination: file\r\n  path: \/var\/log\/mongodb\/mongos.log\r\n  logAppend: true\r\nprocessManagement:\r\n  fork: true\r\n  pidFilePath: \/var\/run\/mongodb\/mongos.pid\r\nnet:\r\n  port: 37017\r\nsharding:\r\n  configDB: mongodb-conf0.mongo.internal:27019,mongodb-conf1.mongo.internal:27019,mongodb-conf2.mongo.internal:27019\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\/etc\/init.d\/mongos-new<\/ul>\n<p>\u6211\u5c06\u590d\u5236\u5e76\u4fee\u6539mongos\u542f\u52a8\u811a\u672c\u3002<\/p>\n<h2>\u542f\u52a8mongos<\/p>\n<ul class=\"post-ul\">command<\/ul>\n<pre class=\"post-pre\"><code>$ sudo service mongos-new start\r\n<\/code><\/pre>\n<h1>\u788e\u7247\u7684\u8bbe\u5b9a de\u5728\u5df2\u5b8c\u6210\u914d\u7f6e\u7684\u65b0mongos\u670d\u52a1\u5668\u4e0a\u8fdb\u884c\u64cd\u4f5c<\/p>\n<h2>\u589e\u52a0\u788e\u7247<\/p>\n<pre class=\"post-pre\"><code>$ mongo --port=37017\r\nmongos&gt; sh.status()\r\n--- Sharding Status ---\r\n  sharding version: {\r\n        \"_id\" : 1,\r\n        \"minCompatibleVersion\" : 5,\r\n        \"currentVersion\" : 6,\r\n        \"clusterId\" : ObjectId(\"56c081bccabb5eff10c1c995\")\r\n}\r\n  shards:\r\n  balancer:\r\n        Currently enabled:  yes\r\n        Currently running:  no\r\n        Failed balancer rounds in last 5 attempts:  0\r\n        Migration Results for the last 24 hours:\r\n                No recent migrations\r\n  databases:\r\n        {  \"_id\" : \"admin\",  \"partitioned\" : false,  \"primary\" : \"config\" }\r\nmongos&gt; sh.addShard(\"mongodb_replicaset00\/172.16.11.21:27017\");\r\n{ \"shardAdded\" : \"mongodb_replicaset00\", \"ok\" : 1 }\r\nmongos&gt; sh.status()\r\n--- Sharding Status ---\r\n  sharding version: {\r\n        \"_id\" : 1,\r\n        \"minCompatibleVersion\" : 5,\r\n        \"currentVersion\" : 6,\r\n        \"clusterId\" : ObjectId(\"56c081bccabb5eff10c1c995\")\r\n}\r\n  shards:\r\n        {  \"_id\" : \"mongodb_replicaset00\",  \"host\" : \"mongodb_replicaset00\/172.16.11.21:27017,172.16.11.22:27017,172.16.11.23:27017\" }\r\n  balancer:\r\n        Currently enabled:  yes\r\n        Currently running:  no\r\n        Failed balancer rounds in last 5 attempts:  0\r\n        Migration Results for the last 24 hours:\r\n                No recent migrations\r\n  databases:\r\n        {  \"_id\" : \"admin\",  \"partitioned\" : false,  \"primary\" : \"config\" }\r\n<\/code><\/pre>\n<h2>\u521b\u5efa\u6d4b\u8bd5\u7528\u6570\u636e\u5e93\u548c\u96c6\u5408\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 MongoDB \u6570\u636e\u5e93\uff0c\u5e76\u521b\u5efa\u540d\u4e3a \u201cnewshard_test\u201d \u7684\u96c6\u5408\u3002<\/p>\n<ul class=\"post-ul\">mongos\u3067\u306e\u4f5c\u696d<\/ul>\n<pre class=\"post-pre\"><code>mongos&gt; use newmongodb\r\nmongos&gt; db.createCollection(\"newshard_test\");\r\n{\r\n        \"ok\" : 1,\r\n        \"$gleStats\" : {\r\n                \"lastOpTime\" : Timestamp(1455458157, 1),\r\n                \"electionId\" : ObjectId(\"56c07ea680f80b802b651ba2\")\r\n        }\r\n}\r\n<\/code><\/pre>\n<ul class=\"post-ul\">replica set member(primary)\u3067\u306e\u78ba\u8a8d<\/ul>\n<p>\u901a\u8fc7mongos\u521b\u5efa\u7684\u6570\u636e\u5e93\u548c\u96c6\u5408\u53ef\u4ee5\u4ecePRIMARY\u670d\u52a1\u5668\u4e0a\u786e\u8ba4\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mongo --port=37017\r\nmongodb_replicaset00:PRIMARY&gt; show dbs\r\nconfig  0.000GB\r\nlocal   0.000GB\r\nnewmongodb    0.000GB\r\nmongodb_replicaset00:PRIMARY&gt; use newmongodb\r\nswitched to db newmongodb\r\nmongodb_replicaset00:PRIMARY&gt; show collections;\r\nnewshard_test\r\n<\/code><\/pre>\n<h2>\u63d2\u5165\u6d4b\u8bd5\u6587\u4ef6<\/p>\n<ul class=\"post-ul\">newmongodb.newshard_test\u306bnewshard_test\u3068\u3044\u3046\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u633f\u5165\u3059\u308b<\/ul>\n<pre class=\"post-pre\"><code>mongos&gt; db.createCollection(\"newshard_test\");\r\n{\r\n        \"ok\" : 1,\r\n        \"$gleStats\" : {\r\n                \"lastOpTime\" : Timestamp(1455458157, 1),\r\n                \"electionId\" : ObjectId(\"56c07ea680f80b802b651ba2\")\r\n        }\r\n}\r\n<\/code><\/pre>\n<p>\u73b0\u5728\u65b0\u521b\u5efa\u7684MongoDB\u96c6\u7fa4\u5df2\u7ecf\u51c6\u5907\u5c31\u7eea\u3002<\/p>\n<h1>\u5c06\u6570\u636e\u4eceMongoDB\u8fc1\u79fb<\/p>\n<ul class=\"post-ul\">\u30b5\u30fc\u30d3\u30b9\u505c\u6b62<\/ul>\n<p>\u4e3a\u4e86\u9632\u6b62\u4f7f\u7528\u8f2a\u5efb\u8ee2\u751f\u3059\u308b\u30e2\u30f3\u30b4\u670d\u52a1\u65f6\u8fdb\u884cDB\u5199\u5165\u64cd\u4f5c\uff0c\u6211\u4eec\u4f1a\u8fdb\u884c\u7ef4\u62a4\u3002<\/p>\n<h2>\u4ece\u539f\u6765\u7684\u73af\u5883\u4e2d\u8fdb\u884cmongodump<\/p>\n<ul class=\"post-ul\">Balancer\u306e\u505c\u6b62\u3068mongodump<\/ul>\n<p>\u8fd9\u6b21\uff0c\u6211\u4eec\u5c06\u6309\u7167\u524d\u63d0\u6761\u4ef6\u901a\u8fc7mongos\u6765\u8fdb\u884cmongodump\u3002<br \/>\n\u5728dump\u4e4b\u524d\uff0c\u8bf7\u5148\u505c\u6b62Balancer\u3002<\/p>\n<ul class=\"post-ul\">&#8211; Balancer\u306e\u505c\u6b62<\/ul>\n<p>\u6211\u4f1a\u5bf9\u6240\u6709\u76ee\u6807\u8fc1\u79fb\u7684MongoDB\u96c6\u7fa4\u6267\u884c\u505c\u6b62Balancer\u7684\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mongo --port=27017\r\nmongos&gt; sh.status();\r\nmongos&gt; sh.stopBalancer();\r\nmongos&gt; sh.disableBalancing(true);\r\nmongos&gt; sh.status();\r\n\u203bBalancer\u304c\u505c\u6b62\u3057\u3066\u3044\u308b\u3053\u3068\r\n$ mongo --port=27117\r\nmongos&gt; sh.status();\r\nmongos&gt; sh.stopBalancer();\r\nmongos&gt; sh.disableBalancing(true);\r\nmongos&gt; sh.status();\r\n\u203bBalancer\u304c\u505c\u6b62\u3057\u3066\u3044\u308b\u3053\u3068\r\n\r\n<\/code><\/pre>\n<ul class=\"post-ul\">mongodump<\/ul>\n<p>\u6211\u4eec\u5c06\u901a\u8fc7mongos\u6267\u884c\u5177\u6709\u4e0emongodb\u96c6\u7fa4\u76f8\u540c\u6570\u91cf\u7684mongodump\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mongodump --port=27017 --out=mongodbcluster_shard_dump\r\n$ mongodump --port=27117 --out=mongocluster2_shard_dump\r\n<\/code><\/pre>\n<h2>\u5c06\u6570\u636e\u6062\u590d\u5230\u76ee\u6807\u73af\u5883\u4e2d\u4f7f\u7528mongorestore\u6267\u884cdb\u7684mongorestore\u547d\u4ee4\u3002<\/p>\n<ul class=\"post-ul\">full restore\u306f\u30a8\u30e9\u30fc\u306b\u306a\u308b<\/ul>\n<p>\u914d\u7f6e\u6570\u636e\u5e93\u65e0\u6cd5\u8fdb\u884c\u6062\u590d\uff0c\u4f1a\u663e\u793a\u9519\u8bef\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mongorestore --port=37017 --dir=mongodbcluster_shard_dump\/\r\n2016-02-14T23:50:39.692+0900    building a list of dbs and collections to restore from mongodbcluster_shard_dump\/ dir\r\n2016-02-14T23:50:39.693+0900    Failed: cannot do a full restore on a sharded system - remove the 'config' directory from the dump directory first\r\n<\/code><\/pre>\n<ul class=\"post-ul\">db\u5358\u4f4d\u3067mongorestore\u3059\u308b<\/ul>\n<pre class=\"post-pre\"><code>$ mongorestore --port=37017 --db=mongodb --dir=mongodbcluster_shard_dump\/mongodb\/\r\n2016-02-14T23:51:25.823+0900    building a list of collections to restore from mongodbcluster_shard_dump\/mongodb\/ dir\r\n2016-02-14T23:51:25.860+0900    reading metadata file from mongodbcluster_shard_dump\/mongodb\/mongocollection.metadata.json\r\n2016-02-14T23:51:25.862+0900    restoring mongodb.mongocollection from file mongodbcluster_shard_dump\/mongodb\/mongocollection.bson\r\n2016-02-14T23:51:27.035+0900    restoring indexes for collection mongodb.mongocollection from metadata\r\n2016-02-14T23:51:27.054+0900    finished restoring mongodb.mongocollection (33 documents)\r\n2016-02-14T23:51:27.054+0900    done\r\n<\/code><\/pre>\n<h2>\u786e\u8ba4\u5728\u8f6c\u79fb\u540e<br \/>\n\u6211\u4f1a\u68c0\u67e5\u8fc1\u79fb\u7684\u96c6\u5408\u4e2d\u7684\u6587\u6863\u6570\u91cf\u3002<br \/>\n\u7531\u4e8e\u8fc1\u79fb\u524d\u548c\u8fc1\u79fb\u540e\u7684\u6570\u91cf\u76f8\u540c\uff0c\u56e0\u6b64\u6210\u529f\u5b8c\u6210\u4e86\u8fc1\u79fb\u3002<\/p>\n<ul class=\"post-ul\">\u79fb\u884c\u524d\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u5185\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u4ef6\u6570<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port=27017\r\nMongoDB shell version: 3.0.9\r\nconnecting to: 127.0.0.1:27017\/test\r\nmongos&gt; use mongodb;\r\nswitched to db mongodb\r\nmongos&gt; db.mongocollection.find().count();\r\n33\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u79fb\u884c\u5f8c\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u5185\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u4ef6\u6570<\/ul>\n<pre class=\"post-pre\"><code>$ mongo --port=37017\r\nMongoDB shell version: 3.0.9\r\nconnecting to: 127.0.0.1:37017\/test\r\nmongos&gt; use mongodb;\r\nswitched to db mongodb\r\nmongos&gt; db.mongocollection.find().count();\r\n33\r\n<\/code><\/pre>\n<ul class=\"post-ul\">shard\u306e\u72b6\u614b\u3092\u78ba\u8a8d<\/ul>\n<p>\u7531\u4e8e\u8fc1\u79fb\u524d\u7684\u5206\u7247\u5bc6\u94a5\u4e22\u5931\u4e86\uff0c\u4f46\u662f\u8fd9\u6b21\u6211\u4eec\u5c06\u5b83\u7f29\u5c0f\u4e3a\u4e00\u4e2a\u5206\u7247\uff0c\u6240\u4ee5\u4e0d\u9700\u8981\u6062\u590d\u3002<\/p>\n<pre class=\"post-pre\"><code>mongos&gt; sh.status()\r\n--- Sharding Status ---\r\n  sharding version: {\r\n        \"_id\" : 1,\r\n        \"minCompatibleVersion\" : 5,\r\n        \"currentVersion\" : 6,\r\n        \"clusterId\" : ObjectId(\"56c081bccabb5eff10c1c995\")\r\n}\r\n  shards:\r\n        {  \"_id\" : \"mongodb_replicaset00\",  \"host\" : \"mongodb_replicaset00\/172.16.11.21:27017,172.16.11.22:27017\" }\r\n  balancer:\r\n        Currently enabled:  yes\r\n        Currently running:  no\r\n        Failed balancer rounds in last 5 attempts:  0\r\n        Migration Results for the last 24 hours:\r\n                No recent migrations\r\n  databases:\r\n        {  \"_id\" : \"admin\",  \"partitioned\" : false,  \"primary\" : \"config\" }\r\n        {  \"_id\" : \"newmongodb\",  \"partitioned\" : false,  \"primary\" : \"mongodb_replicaset00\" }\r\n        {  \"_id\" : \"mongodb\",  \"partitioned\" : false,  \"primary\" : \"mongodb_replicaset00\" }\r\n\r\nmongos&gt;\r\n<\/code><\/pre>\n<h1>\u5c06\u5e94\u7528\u7a0b\u5e8f\uff08mongos\uff09\u5207\u6362\u5230\u65b0\u73af\u5883\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306emongos\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u65b0\u74b0\u5883\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3088\u3046\u306b\u5909\u66f4\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u79fb\u884c\u524d\u74b0\u5883\u306emongodb\u30af\u30e9\u30b9\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308bmongos\u3092\u505c\u6b62\u3057\u307e\u3059\u3002<\/ul>\n<p>\u4ee5\u4e0a\u5df2\u5b8c\u6210\u8f6c\u79fb\u548c\u5207\u6362\u3002<\/p>\n<h1>\u653e\u68c4\u5148\u524d\u7684\u74b0\u5883\u5982\u679c\u5728\u5207\u6362\u4e4b\u540e\u6ca1\u6709\u95ee\u9898\u7684\u8bdd\uff0c\u5c06\u9500\u6bc1\u4e4b\u524d\u7684mongodb\u96c6\u7fa4\u3002<\/p>\n<p>\u4f4e\u8bed\uff0c\u7ed3\u675f\u58f0\u3001\u7948\u7977\u3002<\/p>\n<p>\u7ed3\u675f\u4e86\u3002<\/p>\n<h1>\u756a\u8304\u9171<\/p>\n<h2>\u7834\u7247\u7684\u7f29\u653e\u53ea\u9700\u8981\u5bf9Shard\u8fdb\u884c\u7f29\u51cf\u800c\u4e0d\u9700\u8981\u91cd\u65b0\u5236\u4f5c\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u5728\u7ebf\u64cd\u4f5c\u3002<\/p>\n<p>\u4f7f\u7528removeShard\u3002<br \/>\n\u9700\u8981\u6267\u884c\u4e24\u6b21removeShard\u3002<\/p>\n<p>\u6d41\u5931 -&gt; \u72c0\u614b\u6703\u5f9edrop\u958b\u59cb\u9032\u884c\u8b8a\u5316\u3002<\/p>\n<ul class=\"post-ul\">\u30b7\u30e3\u30fc\u30c9\u306edraining<\/ul>\n<pre class=\"post-pre\"><code>mongos&gt; sh.status();\r\n\u79fb\u884c\u524d\u306e\u30b7\u30e3\u30fc\u30c9\u72b6\u614b\u3092\u78ba\u8a8d\u3059\u308b\r\nmongos&gt; use admin\r\nmongos&gt; db.runCommand( { removeShard: \"shard01\" } );\r\n{\r\n        \"msg\" : \"draining ongoing\",\r\n        \"state\" : \"ongoing\",\r\n        \"remaining\" : {\r\n                \"chunks\" : NumberLong(0),\r\n                \"dbs\" : NumberLong(2)\r\n        },\r\n        \"note\" : \"you need to drop or movePrimary these databases\",\r\n        \"dbsToMove\" : [\r\n                \"mongocollection\",\r\n                \"test\"\r\n        ],\r\n        \"ok\" : 1\r\n}\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30b7\u30e3\u30fc\u30c9\u306e\u78ba\u8a8d\u3068Primary\u30b7\u30e3\u30fc\u30c9\u306e\u5909\u66f4<\/ul>\n<p>\u5982\u679c\u96c6\u5408\u6240\u5c5e\u7684\u4e3b\u8981\u5206\u7247\u662f\u88ab\u5220\u9664\u7684\u5206\u7247\uff0c\u90a3\u4e48\u5728\u7b2c\u4e8c\u6b21\u6267\u884cremoveShard\u65f6\u5c06\u4f1a\u4ea7\u751f\u4ee5\u4e0b\u9519\u8bef\u6d88\u606f\u3002<\/p>\n<ul class=\"post-ul\">\u524a\u9664\u5bfe\u8c61\u306e\u30b7\u30e3\u30fc\u30c9\u306bPrimary\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u304c\u5b58\u5728\u3059\u308b\u3068\u30a8\u30e9\u30fc<\/ul>\n<pre class=\"post-pre\"><code>mongos&gt; db.runCommand( { removeShard: \"shard01\" } );\r\n{\r\n        \"msg\" : \"draining ongoing\",\r\n        \"state\" : \"ongoing\",\r\n        \"remaining\" : {\r\n                \"chunks\" : NumberLong(0),\r\n                \"dbs\" : NumberLong(2)\r\n        },\r\n        \"note\" : \"you need to drop or movePrimary these databases\",\r\n        \"dbsToMove\" : [\r\n                \"mongocollection\",\r\n                \"test\"\r\n        ],\r\n        \"ok\" : 1\r\n}\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306ePrimary\u30b7\u30e3\u30fc\u30c9\u5909\u66f4<\/ul>\n<pre class=\"post-pre\"><code>mongos&gt; sh.status();\r\n\u30c1\u30e3\u30f3\u30af\u304c\u5168\u3066\u6b8b\u3059\u30b7\u30e3\u30fc\u30c9\u306b\u5bc4\u3063\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\r\nmongos&gt; db.runCommand( { movePrimary: \"mongocollection\", to :\"shard00\" } );\r\n{\r\n        \"primary \" : \"shard00:shard00\/172.16.10.21:27017,172.16.10.22:27017,172.16.10.23:27017\",\r\n        \"ok\" : 1\r\n}\r\nmongos&gt; sh.status()\r\n\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306ePrimary\u30b7\u30e3\u30fc\u30c9\u304c\u524a\u9664\u5bfe\u8c61\u3067\u306f\u306a\u3044\u30b7\u30e3\u30fc\u30c9\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30b7\u30e3\u30fc\u30c9\u306e\u524a\u9664<\/ul>\n<p>\u6240\u6709\u7684\u533a\u5757\u90fd\u5df2\u79fb\u52a8\u5230\u4fdd\u7559\u7684\u5206\u7247\u4e0a\u3002<br \/>\n\u96c6\u5408\u7684\u4e3b\u5206\u7247\u5df2\u6210\u4e3a\u4fdd\u7559\u7684\u5206\u7247\u3002<\/p>\n<p>\u5982\u679c\u4ee5\u4e0a\u6ca1\u95ee\u9898\uff0c\u6211\u4f1a\u5220\u9664\u5206\u7247\u3002\u518d\u89c1~<\/p>\n<pre class=\"post-pre\"><code>mongos&gt; use admin\r\nmongos&gt; db.runCommand( { removeShard: \"shard01\" } );\r\n{\r\n        \"msg\" : \"removeshard completed successfully\",\r\n        \"state\" : \"completed\",\r\n        \"shard\" : \"shard01\",\r\n        \"ok\" : 1\r\n}\r\n<\/code><\/pre>\n<p>\u7d50\u675f\u7684\u7d50\u675f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u662f\u3002 \u5373\u4f7f\u5bf9mongodb\u505a\u4e86\u5145\u5206\u7684\u51c6\u5907\uff0c\u6709\u65f6\u5019\u4e5f\u53ef\u80fd\u65e0\u6cd5\u53d1\u5c55\u3002 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