1， 配置grub ，设定ramdisk_size= size
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[root@localhost ~]
# cat /etc/grub.conf
# grub.conf generated by anaconda
#
# Note that you do not have to rerun grub after making changes to this file
# NOTICE: You have a /boot partition. This means that
# all kernel and initrd paths are relative to /boot/, eg.
# root (hd0,0)
# kernel /vmlinuz-version ro root=/dev/vda6
# initrd /initrd-[generic-]version.img
#boot=/dev/vda
default
=
0
timeout
=
5
splashimage
=
(hd0,
0
)
/
grub
/
splash.xpm.gz
hiddenmenu
title CentOS (
2.6
.
32
-
358.el6
.x86_64)
root (hd0,
0
)
kernel
/
vmlinuz
-
2.6
.
32
-
358.el6
.x86_64 ro root
=
UUID
=
5f60bd8c
-
5991
-
4101
-
a1f4
-
a08f3ef88832 rd_NO_LUKS rd_NO_LVM LANG
=
en_US.UTF
-
8
rd_NO_MD SYSFONT
=
latarcyrheb
-
sun16 crashkernel
=
auto KEYBOARDTYPE
=
pc KEYTABLE
=
us rd_NO_DM rhgb quiet ramdisk_size
=
102400
initrd
/
initramfs
-
2.6
.
32
-
358.el6
.x86_64.img
|
2, 创建目录
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mkdir
/ramdisk
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3, 格式化ram0 内存硬盘
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mke2fs
/dev/ram0
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4, 开机自动挂载
|
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经过验证，无法采用fstab 挂载
|
5，手动挂载
本文转自 swq499809608 51CTO博客，原文链接:http://blog.51cto.com/swq499809608/1617575
|
1
|
mount
/dev/ram0
/ramdisk
|
