Friday 13 Dec 2013

try to do tune performance for file system

add elevator=deadline to /etc/default/grub riun update-grub2

add noatime nodiratim nobaeeier to fstab like UUID=eb5e7184-c588-465a-ad65-cc9b83fa05ae /home xfs noatime,nodiratime,nobarrier,defaults 0 2

update readhead sudo blockdev --setra 1024 /dev/sda blockdev --getra /dev/sda