MongoDB集群分片配置详解

创建必要的文件目录

mkdir -p /usr/local/mongo/shard/s0

mkdir -p /usr/local/mongo/shard/s1

mkdir -p /usr/local/mongo/shard/s2

mkdir -p /usr/local/mongo/shard/log

mongod --shardsvr --port 20000 --dbpath=/usr/local/mongo/shard/s0 --fork --logpath=/usr/local/mongo/shard/log/s0.log --directoryperdb

mongod --shardsvr --port 20001 --dbpath=/usr/local/mongo/shard/s1 --fork --logpath=/usr/local/mongo/shard/log/s1.log --directoryperdb

mongod --shardsvr --port 20002 --dbpath=/usr/local/mongo/shard/s2 --fork --logpath=/usr/local/mongo/shard/log/s2.log --directoryperdb

#Configure Config Server

mkdir -p /usr/local/mongo/shard/config

mongod --configsvr --port 30000 --dbpath=/usr/local/mongo/shard/config --fork --logpath=/usr/local/mongo/shard/log/config.log --directoryperdb

#Start Router Server

mongos --port 40000 --configdb localhost:30000 --fork --logpath=/usr/local/mongo/shard/log/route.log

mongos> db.runCommand({addshard:"localhost:20000"})

{ "shardAdded" : "shard0000", "ok" : 1 }

mongos> db.runCommand({addshard:"localhost:20001"})

{ "shardAdded" : "shard0001", "ok" : 1 }

mongos> db.runCommand({enablesharding:"andylhz"})

{ "ok" : 1 }

mongos> db.runCommand({shardcollection:"andylhz.users",key:{_id:1}})

{ "collectionsharded" : "andylhz.users", "ok" : 1 }