ubuntu ssd setup

ubuntu ssd setup.sh

http://plumgo.cc/blog/2012/01/05/ssd-optimization-on-ubuntu-note/

1. /etc/fstab
  1). / 目录参数： discard,noatime,nodiratime,errors=remount-ro 0 1
  2). 其他

tmpfs /tmp tmpfs defaults,noatime,mode=1777 0 0
tmpfs /var/tmp tmpfs defaults,noatime,mode=1777 0 0
tmpfs /var/log tmpfs defaults,noatime,mode=1777 0 0

2.1 设置swappiness

echo 1 > /proc/sys/vm/swappiness

2.2 /etc/sysctl.conf

vm.swappiness=1

3. /etc/rc.local

echo noop > /sys/block/sda/queue/scheduler
mkdir /tmp/chrome
exit 0