安装mongodb

配置mongodb的官方源

vim /etc/yum.repos.d/mongodb-org-3.0.repo

加入：

[mongodb-org-3.0]

name=MongoDB Repository

baseurl=http://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/3.0/x86_64/

gpgcheck=0

enabled=1

# yum install -y mongodb-org

启动之前，先做几个操作

echo never > /sys/kernel/mm/transparent_hugepage/enabled

echo never > /sys/kernel/mm/transparent_hugepage/defrag

vim /etc/security/limits.conf //加入

mongod soft nofile 64000

mongod hard nofile 64000

mongod soft nproc 32000

mongod hard nproc 32000

# mongod -f /etc/mongod.conf

about to fork child process, waiting until server is ready for connections.

forked process: 5116

child process started successfully, parent exiting

# netstat -nltp

Active Internet connections (only servers)

Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name

tcp 0 0 0.0.0.0:27017 0.0.0.0:* LISTEN 5116/mongod

> use alex

switched to db alex

> db.createUser({user:"admin",pwd:"123456",roles:[{role:'dbOwner',db:'userdb'}]})

Successfully added user: {

"user" : "admin",

"roles" : [

{

"role" : "dbOwner",

"db" : "userdb"

}

]

}

> use admin

switched to db admin

> db.system.users.find()

{ "_id" : "alex.admin", "user" : "admin", "db" : "alex", "credentials" : { "SCRAM-SHA-1" : { "iterationCount" : 10000, "salt" : "OznHipBHa1fjMz5OiJ+5Gw==", "storedKey" : "OZmJSAoulQ49FTuZ//Q8UYT0G0Q=", "serverKey" : "yExeKceobM2Az5Je6e0CAp8oUEU=" } }, "roles" : [ { "role" : "dbOwner", "db" : "userdb" } ] }