{"id":29896,"date":"2023-05-11T12:52:27","date_gmt":"2023-10-28T13:50:25","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8mongodb%e8%bf%9b%e8%a1%8c%e5%88%86%e7%89%87\/"},"modified":"2025-08-12T16:27:25","modified_gmt":"2025-08-12T08:27:25","slug":"%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8mongodb%e8%bf%9b%e8%a1%8c%e5%88%86%e7%89%87","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8mongodb%e8%bf%9b%e8%a1%8c%e5%88%86%e7%89%87\/","title":{"rendered":"\u5c1d\u8bd5\u4f7f\u7528MongoDB\u8fdb\u884c\u5206\u7247"},"content":{"rendered":"<h1>\u51c6\u5907\u5728EC2\u4e0a\u4f7f\u7528\u56db\u53f0\u670d\u52a1\u5668\u8fdb\u884c\u6d4b\u8bd5\u3002<br \/>\nMongoDB\u7684\u7248\u672c\u662f3.2.9\u3002<br \/>\n\u670d\u52a1\u5668\u914d\u7f6e\u4e3acore1\u3001db1\u3001db2\u548cdb3\u3002<br \/>\n\u5728core1\u4e0a\u542f\u52a8\u914d\u7f6e\u670d\u52a1\u5668\u548cmongos\u670d\u52a1\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code>wget http:\/\/downloads.mongodb.org\/linux\/mongodb-linux-x86_64-rhel62-3.2.9.tgz\r\n<\/code><\/pre>\n<h1>\u5bf9\u4e8econf\u7684\u914d\u7f6e\u548cmongod\u7684\u542f\u52a8\uff08db1\uff0cdb2\uff0cdb3\uff09\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@db1 mongodb]# cat conf\/shard.conf \r\nport = 27011\r\ndbpath = \/root\/mongodb\/data\/shard\r\nfork = true\r\nshardsvr = true\r\nlogpath = \/root\/mongodb\/logs\/mongo.log\r\nlogappend = yes\r\nsmallfiles = true\r\nstorageEngine = wiredTiger\r\n<\/code><\/pre>\n<p>\u542f\u52a8<\/p>\n<pre class=\"post-pre\"><code>[root@db2 mongodb]# .\/bin\/mongod -f conf\/shard.conf\r\n<\/code><\/pre>\n<h1>\u5728\u6838\u5fc31\u4e0a\u542f\u52a8config\u670d\u52a1\u5668\u548cmongos\u3002\u914d\u7f6e\u670d\u52a1\u5668\u662f\u7528\u4e8e\u5b58\u50a8\u5206\u7247\u96c6\u7fa4\u5143\u6570\u636e\u7684\u670d\u52a1\u5668\u3002<br \/>\n\u8def\u7531\u670d\u52a1\u5668\u4f5c\u4e3a\u5206\u7247\u96c6\u7fa4\u7684mongod\u8def\u7531\u5668\u3002\u4e0d\u5b58\u50a8\u5b9e\u9645\u6570\u636e\u3002<\/p>\n<p>\u914d\u7f6e\u670d\u52a1\u5668\u542f\u52a8<\/p>\n<pre class=\"post-pre\"><code>[root@core1 mongodb]# cat conf\/config.conf                                                                                                       \r\nport = 27001\r\ndbpath = \/root\/mongodb\/data\/configdb\r\nfork = true\r\nconfigsvr = true\r\nlogpath = \/root\/mongodb\/logs\/mongolog.log\r\nlogappend = yes\r\nsmallfiles = true\r\n\r\n[root@core1 mongodb]# .\/bin\/mongod -f conf\/config.conf                                                                                           \r\n<\/code><\/pre>\n<p>\u542f\u52a8mongos\u670d\u52a1\u5668\u65f6\uff0c\u8bf7\u4e0d\u8981\u5fd8\u8bb0\u7aef\u53e3\u7684acl\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@core1 mongodb]# cat conf\/mongos.conf \r\nport = 27000\r\nconfigdb = core1:27001\r\nchunkSize = 1\r\nfork = true\r\nlogpath = \/root\/mongodb\/logs\/shard.log\r\nlogappend = yes\r\n\r\n[root@core1 mongodb]# .\/bin\/mongos -f conf\/mongos.conf \r\n\r\n[root@core1 mongodb]# pgrep -lf mongo\r\n3190 .\/bin\/mongod -f conf\/config.conf\r\n3212 .\/bin\/mongos -f conf\/mongos.conf\r\n<\/code><\/pre>\n<h1>\u5c06Sharding\u914d\u7f6e\u5728mongos\u670d\u52a1\u5668\u4e0a\u3002<\/p>\n<h2>\u5c06\u5176\u6dfb\u52a0\u5230\u96c6\u7fa4\u4e2d<\/p>\n<pre class=\"post-pre\"><code>[root@core1 mongodb]# .\/bin\/mongo --port 27000                                                                           \r\nMongoDB shell version: 3.2.9\r\nconnecting to: 127.0.0.1:27000\/test\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(\"588dc5bf70cae5b0591f0d45\")\r\n}\r\n  shards:\r\n  active mongoses:\r\n        \"3.2.9\" : 1\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\r\nmongos&gt; sh.addShard(\"db1:27011\")                                                                                         \r\n{ \"shardAdded\" : \"shard0000\", \"ok\" : 1 }\r\nmongos&gt; sh.addShard(\"db2:27011\")                                                                                         \r\n{ \"shardAdded\" : \"shard0001\", \"ok\" : 1 }\r\nmongos&gt; sh.addShard(\"db3:27011\")                                                                                         \r\n{ \"shardAdded\" : \"shard0002\", \"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(\"588dc5bf70cae5b0591f0d45\")\r\n}\r\n  shards:\r\n        {  \"_id\" : \"shard0000\",  \"host\" : \"db1:27011\" }\r\n        {  \"_id\" : \"shard0001\",  \"host\" : \"db2:27011\" }\r\n        {  \"_id\" : \"shard0002\",  \"host\" : \"db3:27011\" }\r\n  active mongoses:\r\n        \"3.2.9\" : 1\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\r\n<\/code><\/pre>\n<h2>\u6570\u636e\u8f93\u5165\u901a\u8fc7mongos\u5411\u6570\u636e\u5e93\u63d2\u5165\u6570\u636e<\/p>\n<pre class=\"post-pre\"><code>mongos&gt; use logdb                                                                                                        \r\nswitched to db logdb\r\nmongos&gt; for(var i=1; i&lt;=100000; i++)db.logs.insert({\"uid\":i, \"value\":Math.floor(Math.random()*100000+1)})                \r\nWriteResult({ \"nInserted\" : 1 })\r\nmongos&gt; db.logs.count()                                                                                                  \r\n100000\r\n<\/code><\/pre>\n<h1>\u8bbe\u5b9a\u7d22\u5f15\u5e76\u6267\u884c\u5206\u7247<\/p>\n<pre class=\"post-pre\"><code>mongos&gt; db.logs.ensureIndex({uid:1});                                                                                    \r\n{\r\n        \"raw\" : {\r\n                \"db1:27011\" : {\r\n                        \"createdCollectionAutomatically\" : false,\r\n                        \"numIndexesBefore\" : 1,\r\n                        \"numIndexesAfter\" : 2,\r\n                        \"ok\" : 1\r\n                }\r\n        },\r\n        \"ok\" : 1\r\n}\r\n<\/code><\/pre>\n<p>\u5f53\u8ba1\u7b97 &#8220;chunk&#8221; \u7684\u6570\u91cf\u65f6\uff0c\u53ef\u4ee5\u770b\u51fa\u5c1a\u672a\u6267\u884c\u5206\u7247\u6280\u672f\u3002<\/p>\n<pre class=\"post-pre\"><code>mongos&gt; use config                                                                                                       \r\nswitched to db config\r\nmongos&gt; show collections                                                                                                 \r\nchangelog\r\nchunks\r\ndatabases\r\nlockpings\r\nlocks\r\nmongos\r\nsettings\r\nshards\r\ntags\r\nversion\r\nmongos&gt; db.chunks.count()                                                                                                \r\n0\r\n<\/code><\/pre>\n<p>\u6267\u884c\u5206\u7247\u5e76\u786e\u8ba4<\/p>\n<pre class=\"post-pre\"><code>[root@core1 mongodb]# .\/bin\/mongo --port 27000\r\nMongoDB shell version: 3.2.9\r\nconnecting to: 127.0.0.1:27000\/test\r\nmongos&gt; sh.enableSharding(\"logdb\")                                                                                       \r\n{ \"ok\" : 1 }\r\nmongos&gt; sh.shardCollection(\"logdb.logs\", {uid:1})                                                                        \r\n{ \"collectionsharded\" : \"logdb.logs\", \"ok\" : 1 }\r\n\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(\"588dc5bf70cae5b0591f0d45\")\r\n}\r\n  shards:\r\n        {  \"_id\" : \"shard0000\",  \"host\" : \"db1:27011\" }\r\n        {  \"_id\" : \"shard0001\",  \"host\" : \"db2:27011\" }\r\n        {  \"_id\" : \"shard0002\",  \"host\" : \"db3:27011\" }\r\n  active mongoses:\r\n        \"3.2.9\" : 1\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                6 : Success\r\n  databases:\r\n        {  \"_id\" : \"logdb\",  \"primary\" : \"shard0000\",  \"partitioned\" : true }\r\n                logdb.logs\r\n                        shard key: { \"uid\" : 1 }\r\n                        unique: false\r\n                        balancing: true\r\n                        chunks:\r\n                                shard0000       4\r\n                                shard0001       3\r\n                                shard0002       3\r\n                        { \"uid\" : { \"$minKey\" : 1 } } --&gt;&gt; { \"uid\" : 10486 } on : shard0001 Timestamp(2, 0) \r\n                        { \"uid\" : 10486 } --&gt;&gt; { \"uid\" : 20972 } on : shard0002 Timestamp(3, 0) \r\n                        { \"uid\" : 20972 } --&gt;&gt; { \"uid\" : 31458 } on : shard0001 Timestamp(4, 0) \r\n                        { \"uid\" : 31458 } --&gt;&gt; { \"uid\" : 41944 } on : shard0002 Timestamp(5, 0) \r\n                        { \"uid\" : 41944 } --&gt;&gt; { \"uid\" : 52430 } on : shard0001 Timestamp(6, 0) \r\n                        { \"uid\" : 52430 } --&gt;&gt; { \"uid\" : 62916 } on : shard0002 Timestamp(7, 0) \r\n                        { \"uid\" : 62916 } --&gt;&gt; { \"uid\" : 73402 } on : shard0000 Timestamp(7, 1) \r\n                        { \"uid\" : 73402 } --&gt;&gt; { \"uid\" : 83888 } on : shard0000 Timestamp(1, 7) \r\n                        { \"uid\" : 83888 } --&gt;&gt; { \"uid\" : 94374 } on : shard0000 Timestamp(1, 8) \r\n                        { \"uid\" : 94374 } --&gt;&gt; { \"uid\" : { \"$maxKey\" : 1 } } on : shard0000 Timestamp(1, 9) \r\n\r\nmongos&gt; use config                                                                                                       \r\nswitched to db config\r\nmongos&gt; db.chunks.count()                                                                                                \r\n10\r\n<\/code><\/pre>\n<p>\u8fdb\u4e00\u6b65\u52a0\u5165<\/p>\n<pre class=\"post-pre\"><code>mongos&gt; db.logs.insert({\"uid\": 100001, \"value\":100001})                                                                  \r\nWriteResult({ \"nInserted\" : 1 })\r\nmongos&gt; for (var i=200000; i&lt;250000; i++)db.logs.insert({\"uid\": i, \"value\":100001})                                      \r\nWriteResult({ \"nInserted\" : 1 })\r\nmongos&gt; db.logs.count()                                                                                                  \r\n150001\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(\"588dc5bf70cae5b0591f0d45\")\r\n}\r\n  shards:\r\n        {  \"_id\" : \"shard0000\",  \"host\" : \"db1:27011\" }\r\n        {  \"_id\" : \"shard0001\",  \"host\" : \"db2:27011\" }\r\n        {  \"_id\" : \"shard0002\",  \"host\" : \"db3:27011\" }\r\n  active mongoses:\r\n        \"3.2.9\" : 1\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                9 : Success\r\n  databases:\r\n        {  \"_id\" : \"logdb\",  \"primary\" : \"shard0000\",  \"partitioned\" : true }\r\n                logdb.logs\r\n                        shard key: { \"uid\" : 1 }\r\n                        unique: false\r\n                        balancing: true\r\n                        chunks:\r\n                                shard0000       5\r\n                                shard0001       5\r\n                                shard0002       4\r\n                        { \"uid\" : { \"$minKey\" : 1 } } --&gt;&gt; { \"uid\" : 10486 } on : shard0001 Timestamp(10, 1) \r\n                        { \"uid\" : 10486 } --&gt;&gt; { \"uid\" : 20972 } on : shard0002 Timestamp(3, 0) \r\n                        { \"uid\" : 20972 } --&gt;&gt; { \"uid\" : 31458 } on : shard0001 Timestamp(4, 0) \r\n                        { \"uid\" : 31458 } --&gt;&gt; { \"uid\" : 41944 } on : shard0002 Timestamp(5, 0) \r\n                        { \"uid\" : 41944 } --&gt;&gt; { \"uid\" : 52430 } on : shard0001 Timestamp(6, 0) \r\n                        { \"uid\" : 52430 } --&gt;&gt; { \"uid\" : 62916 } on : shard0002 Timestamp(7, 0) \r\n                        { \"uid\" : 62916 } --&gt;&gt; { \"uid\" : 73402 } on : shard0002 Timestamp(9, 0) \r\n                        { \"uid\" : 73402 } --&gt;&gt; { \"uid\" : 83888 } on : shard0000 Timestamp(9, 1) \r\n                        { \"uid\" : 83888 } --&gt;&gt; { \"uid\" : 94374 } on : shard0000 Timestamp(1, 8) \r\n                        { \"uid\" : 94374 } --&gt;&gt; { \"uid\" : 204857 } on : shard0000 Timestamp(7, 2) \r\n                        { \"uid\" : 204857 } --&gt;&gt; { \"uid\" : 218713 } on : shard0000 Timestamp(7, 3) \r\n                        { \"uid\" : 218713 } --&gt;&gt; { \"uid\" : 229198 } on : shard0001 Timestamp(9, 2) \r\n                        { \"uid\" : 229198 } --&gt;&gt; { \"uid\" : 241131 } on : shard0001 Timestamp(9, 3) \r\n                        { \"uid\" : 241131 } --&gt;&gt; { \"uid\" : { \"$maxKey\" : 1 } } on : shard0000 Timestamp(10, 0) \r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u8bbe\u7f6e\u5df2\u7ecf\u5b8c\u6210\uff0c\u6240\u4ee5\u73b0\u5728\u6b63\u5728\u6267\u884c\u5206\u7247\u3002<\/p>\n<h1>\u901a\u8fc7pymongo\u8fdb\u884c\u8bbf\u95ee<br \/>\n\u5411\u672c\u5730\u4e3b\u673a\u53d1\u9001\u8bf7\u6c42\u5230mongos<\/p>\n<pre class=\"post-pre\"><code>from pymongo import MongoClient                                                                                          \r\nfrom time import sleep                                                                                                   \r\n\r\n#c = MongoClient(host=['db1:27011', 'db2:27011', 'db3:27011'], replicaset='rs01')                                        \r\n#print(c.mydb.logs.count())                                                                                              \r\n#print(c.nodes)                                                                                                          \r\nc = MongoClient(host=\"core1:27000\")                                                                                      \r\nprint(c.logdb.logs.count())\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u5982\u4e0b<\/p>\n<pre class=\"post-pre\"><code>$ python -V\r\nPython 3.5.1\r\n$ pip list | grep pymongo                                                                            \r\npymongo (3.4.0)\r\n$ python req.py \r\n150001\r\n<\/code><\/pre>\n<p>\u5173\u95eddb1\u4e2d\u7684mongod\u5e76\u8fdb\u884c\u786e\u8ba4\u8bd5\u8bd5\u770b\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@db1 mongodb]# pgrep -lf mongo\r\n2717 .\/bin\/mongod -f conf\/shard.conf\r\n[root@db1 mongodb]# pkill -f mongo\r\n<\/code><\/pre>\n<p>\u4f7f\u7528mongo\u5ba2\u6237\u7aef\u8fde\u63a5\u5230mongos\u5e76\u8fdb\u884c\u786e\u8ba4\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@core1 mongodb]# .\/bin\/mongo --port 27000\r\nMongoDB shell version: 3.2.9\r\nconnecting to: 127.0.0.1:27000\/test\r\n\r\nmongos&gt; use logdb                                                                                                        \r\nswitched to db logdb\r\nmongos&gt; show collections                                                                                                 \r\n2017-01-29T11:16:55.488+0000 E QUERY    [thread1] Error: listCollections failed: {\r\n        \"code\" : 13328,\r\n        \"ok\" : 0,\r\n        \"errmsg\" : \"connection pool: connect failed db1:27011 : couldn't connect to server db1:27011, connection attempt failed\"\r\n} :\r\n_getErrorWithCode@src\/mongo\/shell\/utils.js:25:13\r\nDB.prototype._getCollectionInfosCommand@src\/mongo\/shell\/db.js:773:1\r\nDB.prototype.getCollectionInfos@src\/mongo\/shell\/db.js:785:19\r\nDB.prototype.getCollectionNames@src\/mongo\/shell\/db.js:796:16\r\nshellHelper.show@src\/mongo\/shell\/utils.js:754:9\r\nshellHelper@src\/mongo\/shell\/utils.js:651:15\r\n@(shellhelp2):1:1\r\n<\/code><\/pre>\n<p>\u4ece\u672c\u5730\u4e3b\u673a\u4f7f\u7528Python\u8bbf\u95ee<\/p>\n<pre class=\"post-pre\"><code>$ python req.py \r\nTraceback (most recent call last):\r\n  File \"req.py\", line 8, in &lt;module&gt;\r\n    print(c.logdb.logs.count())\r\n  File \"\/home\/kw\/.pyenv\/versions\/3.5.1\/lib\/python3.5\/site-packages\/pymongo\/collection.py\", line 1354, in count\r\n    return self._count(cmd, collation)\r\n  File \"\/home\/kw\/.pyenv\/versions\/3.5.1\/lib\/python3.5\/site-packages\/pymongo\/collection.py\", line 1310, in _count\r\n    collation=collation)\r\n  File \"\/home\/kw\/.pyenv\/versions\/3.5.1\/lib\/python3.5\/site-packages\/pymongo\/collection.py\", line 232, in _command\r\n    collation=collation)\r\n  File \"\/home\/kw\/.pyenv\/versions\/3.5.1\/lib\/python3.5\/site-packages\/pymongo\/pool.py\", line 419, in command\r\n    collation=collation)\r\n  File \"\/home\/kw\/.pyenv\/versions\/3.5.1\/lib\/python3.5\/site-packages\/pymongo\/network.py\", line 116, in command\r\n    parse_write_concern_error=parse_write_concern_error)\r\n  File \"\/home\/kw\/.pyenv\/versions\/3.5.1\/lib\/python3.5\/site-packages\/pymongo\/helpers.py\", line 210, in _check_command_response\r\n    raise OperationFailure(msg % errmsg, code, response)\r\npymongo.errors.OperationFailure: socket exception [CONNECT_ERROR] for db1:27011\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u51c6\u5907\u5728EC2\u4e0a\u4f7f\u7528\u56db\u53f0\u670d\u52a1\u5668\u8fdb\u884c\u6d4b\u8bd5\u3002 MongoDB\u7684\u7248\u672c\u662f3.2.9\u3002 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