Need to change default EXT4 mount options to tweek performance

DEFAULT EXT4 mount options (Centos 6.3):

Shell [root@server ~]# cat /etc/fstab<br /> dev/sda1 / ext4 defaults 0 1 1 2 [root@server ~]# cat /etc/fstab dev/sda1 / ext4 defaults 0 1

… meaning …

Shell [root@server ~]# cat /proc/mounts | grep ext4<br /> /dev/sda1 / […]