Install MongoDB on AWS

gistfile1.txt

echo "[MongoDB]
name=MongoDB Repository
baseurl=http://downloads-distro.mongodb.org/repo/redhat/os/x86_64
gpgcheck=0
enabled=1" | sudo tee -a /etc/yum.repos.d/mongodb.repo

sudo yum install -y mongodb-org-server mongodb-org-shell mongodb-org-tools

sudo mkdir /data /log /journal

//Mount partitions -- Find available ones for /data /log /journal
sudo mkfs.ext4 /dev/xvdf
sudo mkfs.ext4 /dev/xvdg
sudo mkfs.ext4 /dev/xvdh

echo '/dev/xvdf /data ext4 defaults,auto,noatime,noexec 0 0
/dev/xvdg /journal ext4 defaults,auto,noatime,noexec 0 0
/dev/xvdh /log ext4 defaults,auto,noatime,noexec 0 0' | sudo tee -a /etc/fstab

sudo mount /data
sudo mount /journal
sudo mount /log

sudo chown mongod:mongod /data /journal /log

sudo ln -s /journal /data/journal

nano /etc/mongod.conf
//Change to 
dbpath = /data
logpath = /log/mongod.log

sudo nano /etc/security/limits.conf
* soft nofile 64000
* hard nofile 64000
* soft nproc 32000
* hard nproc 32000

sudo nano /etc/security/limits.d/90-nproc.conf
* soft nproc 32000
* hard nproc 32000

sudo blockdev --setra 32 /dev/xvdf

echo 'ACTION=="add", KERNEL=="xvdf", ATTR{bdi/read_ahead_kb}="16"' | sudo tee -a /etc/udev/rules.d/85-ebs.rules

//Run persistent
mongod --fork --logpath /var/log/mongodb/mongod.log