MongoDB clusters Components: MONGOs: Request distribution config server Shard Shard data server Three machine 192.168.174.128192.168.174.129192.168.174.130 Server Planning port assignment: mongos:20000config:21000shard1:27001shard2:27002shard3:27003 server needs synchronization time, otherwise the test does not pass 128 machine operation 1, download official website: HTTPS://WWW.MONGODB.COM/DOWNLOAD-CENTER#COMMUNITY&NBSP;2, decompression tar-xf mongodb-linux-x86_64- Rhel70-3.6.5.tgz && MV mongodb-linux-x86_64-rhel70-3.6.5/usr/local/mongodb 3, plus environment variable, easy to operate (3 machines) vim/etc/profile export PATH= $PATH:/usr/local/ Mongodb/bin source/etc/profile 4, create the desired directory mkdir-p/usr/ Local/mongodb/{conf,config/{data,log},shard1/{data,log},shard2/{data,log},shard3/{data,log},mongos/log} 5 , writing configuration Files config.conf, shard1.conf, shard2.conf, shard3.conf, mongos.conf ====================================== ==============================================vim/usr/local/mongodb/conf/confiG.confsystemlog: destination:file logappend:true path:/usr/local/mongodb/ Config/log/configsvr.logstorage: dbpath:/usr/local/mongodb/config/data journal: enabled:trueprocessmanagement: fork:true pidfilepath:/usr/local/ Mongodb/config/log/configsvr.pid timezoneinfo:/usr/share/zoneinfonet: port:21000 bindip:192.168.174.128 maxincomingconnections:20000replication: replsetname: configssharding: clusterrole:configsvr ===================================== ================================================= vim/usr/local/mongodb/conf/ Shard1.confsystemlog: destination:file logappend:true path:/usr/local/mongodb /shard1/log/shard1.logstorage: dbpath:/usr/local/mongodb/shard1/data journal: enabled:tRueprocessmanagement: fork:true pidfilepath:/usr/local/mongodb/shard1/log/shard1.pid timezoneinfo:/usr/share/zoneinfonet: port:27001 bindip:192.168.174.128 maxincomingconnections:20000replication: replsetname:shard1sharding: clusterrole: shardsvr=======================================================================================vim/usr/local/ Mongodb/conf/shard2.confsystemlog: destination:file logappend:true path: /usr/local/mongodb/shard2/log/shard2.logstorage: dbpath: /usr/local/mongodb/ Shard2/data journal: enabled:trueprocessmanagement: fork:true pidfilepath: /usr/local/mongodb/shard2/log/shard2.pid timezoneinfo:/usr/ Share/zoneinfonet: port:27002 bindip:192.168.174.128 maxincomingconnections: 20000replication: replsetname:shard2sharding: clusterrole:shardsvr=================================== ======================================================vim/usr/local/mongodb/conf/shard3.confsystemlog: destination:file logappend:true path: /usr/local/mongodb/shard3/log/ shard3.logstorage: dbpath: /usr/local/mongodb/shard3/data journal: enabled:trueprocessmanagement: fork:true pidfilepath: /usr/ Local/mongodb/shard3/log/shard3.pid timezoneinfo:/usr/share/zoneinfonet: port:27003 bindip:192.168.174.128 maxincomingconnections:20000replication: replsetname: shard3sharding: clusterrole:shardsvr=============================================================== ============================vim/usr/local/mongodb/conf/mongos.confsystemlog: destination:file logaPpend:true path:/usr/local/mongodb/mongos/log/mongos.logprocessmanagement: fork:true pidfilepath:/usr/local/mongodb/mongos/log/mongos.pid timezoneinfo:/usr/share/ Zoneinfonet: port:20000 bindip:192.168.174.128 maxincomingconnections: 20000sharding: configdb:configs/192.168.174.128:21000,192.168.174.130:21000,192.168.174.131:21000== ========================================================================================== 6, The MongoDB directory SCP to its two servers scp-r/usr/local/mongodb 192.168.174.130:/usr/local/mongodb scp-r/usr/local/mongodb 192.168.174.131:/usr/local/mongodb ** Note: 130 and 131 nodes, the Bindip in the configuration file need to be modified to the corresponding ip 7, create the user, authorize (three machines) useradd mongod chown-r mongod:mongod/usr/local/mongodb/ ===================================================== =======================8, boot Configuration server (3 units)) mongod-f/usr/local/mongodb/conf/config.conf 9, initialize the replica set (login to any instance) #连接 mongo 192.168.174.128:21000 #初始化副本集 rs.initiate ( { _id: "Configs", configsvr:true, members: [ {_id:0, Host: "192.168.174.128:21000"}, {_id:1, Host: "192.168.174 .130:21000 "}, {_id:2, Host:" 192.168.174.131:21000 "}&NBSP;&NBSP;&NBSP;&NBSP;] }) #查看状态 rs.status (); ========================= =====================================================10, start Shard1, Shard2, Shard3 (3 units) Mongod-f/usr/local/mongodb/conf/shard1.conf mongod-f/usr/local/mongodb/conf/shArd2.conf mongod-f/usr/local/mongodb/conf/shard3.conf 11, initializing the replica set (on a single execution) #连接 mongo 192.168.174.130:27001 #初始化副本集 rs.initiate ( { _id: "Shard1", members: [ {_id:0, Host: " 192.168.174.128:27001 ", priority:2}, {_id:1, Host:" 192.168.174.130:27001 ", priority:1}, {_id:2, Host: "192.168.174.131:27001",arbiteronly:true} ] }) #查看状态 rs.status (); #连接 mongo 192.168.174.131:27002 #初始化副本集 rs.initiate ( { _id: "Shard2", members: [ {_id:0, Host: " 192.168.174.128:27002 ", arbiteronly:true}, {_id:1, Host:" 192.168.174.130:27002 ", priority:2}, {_id:2, Host:" 192.168.174.131:27002 ", PRIORITY:1}&NBSP;&NBSP;&NBSP;&NBSP;]&NBSP;&NBSP,}) #查看状态 Rs.status (); #连接 mongo 192.168.174.128:27003 #初始化副本集 Rs.initiate ( { _id: "Shard3", members: [ {_id:0, Host: "192.168.174.128:27003", priority:1}, {_ Id:1, Host: "192.168.174.130:27003", arbiteronly:true}, {_id:2, Host: "192.168.1 74.131:27003 ", priority:2} ] }) #查看状态 rs.status (); ======= ========================================================================12, Start MONGOs (3 sets) mongos-f/usr/local/mongodb/conf/mongos.conf 13, enable sharding (login to any instance) mongo 192.168.174.128:20000 use admin sh.addshard ("shard1/ 192.168.174.128:27001,192.168.174.130:27001,192.168.174.130:27001 "); sh.addshard ("shard2/192.168.174.128:27002,192.168.174.130:27002,192.168.174.130:27002"); sh.addshard ("shard3/ 192.168.174.128:27003,192.168.174.130:27003,192.168.174.130:27003 "); #查看集群状态 sh.status (); ============================= ==================================================&NBSP;14, Test Set Chunk size use config Db.settings.save ({"_id": "Chunksize", "Value": 1}) #为方便测试设为1M, otherwise you need to insert large amounts of data to shard storage Login mongo 192.168.127.128:20000 Specify TestDB Shard effective Use Admin; db.runcommand ({enablesharding : "TestDB"}); Specifies the collection and slice keys that require sharding db.runcommand ({shardcollection: "Testdb.table1", key: {id:1}}); use testdb; inserting Data for (var i = 1; i < = 10000; i++) Db.table1.save ({id:i, "test1": "Testval1"}); view is a shard case db.table1.stats (); can see that the data is divided into 3 shards with the respective number of shards: Shard1 "Count": 42183,shard2 " Count ": 38937,shard3" Count ": 18880. It's done! Start shutdown mongodb boot sequence is to start the configuration server first, start the Shard, and finally start the mongos. mongod-f/usr/local/mongodb/conf/conFig.conf mongod-f/usr/local/mongodb/conf/shard1.conf mongod-f/usr/local/mongodb/conf/shard2.conf mongod-f/usr/local/mongodb/conf/shard3.conf mongos-f/usr/local/mongodb/conf/mongos.conf off, directly killall kill all processes (test use) Pkill MONGO
MongoDB Shard Cluster
