램디스크 설정
- 4기가 메모리를 가지고 1기가 시스템 3기가 램디스크로 설정
[root@localhost ~]# mkdir /ramdisk
[root@localhost ~]# mkfs -t ext3 /dev/ram0
[root@localhost ~]# mount /dev/ram0 /ramdisk
/etc/grub.conf
title Fedora_RAMDISK (2.6.28.10)
root (hd0,0)
kernel /vmlinuz-2.6.28.10 ro root=LABEL=/ ramdisk=3000000
initrd /initrd-2.6.28.10.img
램디스크 영역확인
[root@localhost ~]# df -Th
Filesystem Type Size Used Avail Use% Mounted on
/dev/sda3 ext3 3.9G 495M 3.2G 14% /
/dev/sda9 ext3 259G 1015M 245G 1% /home
/dev/sdb1 ext3 289G 191M 274G 1% /backup
/dev/sda8 ext3 312M 11M 286M 4% /tmp
/dev/sda7 ext3 4.8G 330M 4.2G 8% /var
/dev/sda6 ext3 7.6G 2.5G 4.8G 35% /usr
/dev/sda5 ext3 9.5G 3.5G 5.6G 39% /usr/local
/dev/sda1 ext3 99M 24M 71M 25% /boot
tmpfs tmpfs 2.0G 0 2.0G 0% /dev/shm
/dev/ram0 ext3 2.9G 896M 1.8G 33% /ramdisk
[root@localhost ~]# free -m
total used free shared buffers cached
Mem: 4043 3651 391 0 713 1457
-/+ buffers/cache: 1481 2562
Swap: 4094 0 4094
