下载安装mongodb

wget https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-rhel70-3.4.4.tgz

tar zxvf mongodb-linux-x86_64-rhel70-3.4.4.tgz

mv mongodb-linux-x86_64-rhel70-3.4.4 mongodb344

配置mongodb

cd mongodb344/
mkdir data
mkdir logs

vim /opt/mongodb344/mongodb.conf
port=27017
dbpath=/opt/mongodb344/data/
rest=true
logpath=/opt/mongodb344/logs/mongodb.log
pidfilepath=/opt/mongodb344/mongo.pid
fork=true
logappend=true
shardsvr=true
#directoryperdb=true
#auth=true

vim  /etc/rc.d/init.d/mongod
limit -SHn 655350
#!/bin/bash
# chkconfig: - 64 36
# description:mongod
case $1 in
start)
mongod  --maxConns 20000  --config /opt/mongodb344/mongodb.conf
;;
stop)
/opt/mongodb344/bin/mongo 127.0.0.1:27017/admin --eval "db.shutdownServer()"
;;
status)
/opt/mongodb344/bin/mongo 127.0.0.1:27017/admin --eval "db.stats()"
;;
esac

设置开机自启

chmod +x /etc/rc.d/init.d/mongod
chkconfig mongod on

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

/etc/init.d/mongod start
/etc/init.d/mongod stop
/etc/init.d/mongod status