rhel 7—— /boot/grub2/grub.cfg
[root@bogon 桌面]# cat /etc/redhat-release
Red Hat Enterprise Linux Everything release 7.0 Beta (Maipo)
[root@bogon 桌面]# uname -a
Linux bogon 3.10.0-54.0.1.el7.x86_64 #1 SMP Tue Nov 26 16:51:22 EST 2013 x86_64 x86_64 x86_64 GNU/Linux
[root@bogon 桌面]#
[root@bogon 桌面]# gedit /boot/grub2/grub.cfg
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub2-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#
### BEGIN /etc/grub.d/00_header ###
set pager=1
if [ -s $prefix/grubenv ]; then
load_env
fi
if [ "${next_entry}" ] ; then
set default="${next_entry}"
set next_entry=
save_env next_entry
set boot_once=true
else
set default="${saved_entry}"
fi
if [ x"${feature_menuentry_id}" = xy ]; then
menuentry_id_option="--id"
else
menuentry_id_option=""
fi
export menuentry_id_option
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}
function load_video {
if [ x$feature_all_video_module = xy ]; then
insmod all_video
else
insmod efi_gop
insmod efi_uga
insmod ieee1275_fb
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
fi
}
terminal_output console
set timeout=5
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Red Hat Enterprise Linux Everything, with Linux 3.10.0-54.0.1.el7.x86_64' --class red --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.10.0-54.0.1.el7.x86_64-advanced-45caca60-9dcb-4089-b7f1-d4eef5ab1cc6' {
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos5'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos5 --hint-efi=hd0,msdos5 --hint-baremetal=ahci0,msdos5 --hint='hd0,msdos5' 733bdbba-1a79-4e34-84db-52c538c32e72
else
search --no-floppy --fs-uuid --set=root 733bdbba-1a79-4e34-84db-52c538c32e72
fi
linux16 /vmlinuz-3.10.0-54.0.1.el7.x86_64 root=UUID=45caca60-9dcb-4089-b7f1-d4eef5ab1cc6 ro vconsole.font=latarcyrheb-sun16 crashkernel=auto vconsole.keymap=us rhgb quiet LANG=zh_CN.UTF-8
initrd16 /initramfs-3.10.0-54.0.1.el7.x86_64.img
}
menuentry 'Red Hat Enterprise Linux Everything, with Linux 2.6.32-279.el6.i686' --class red --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-2.6.32-279.el6.i686-advanced-45caca60-9dcb-4089-b7f1-d4eef5ab1cc6' {
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos5'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos5 --hint-efi=hd0,msdos5 --hint-baremetal=ahci0,msdos5 --hint='hd0,msdos5' 733bdbba-1a79-4e34-84db-52c538c32e72
else
search --no-floppy --fs-uuid --set=root 733bdbba-1a79-4e34-84db-52c538c32e72
fi
linux16 /vmlinuz-2.6.32-279.el6.i686 root=UUID=45caca60-9dcb-4089-b7f1-d4eef5ab1cc6 ro vconsole.font=latarcyrheb-sun16 crashkernel=auto vconsole.keymap=us rhgb quiet
initrd16 /initramfs-2.6.32-279.el6.i686.img
}
menuentry 'Red Hat Enterprise Linux Everything, with Linux 0-rescue-02df7358696e4b83bf621e3880b2a509' --class red --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-0-rescue-02df7358696e4b83bf621e3880b2a509-advanced-45caca60-9dcb-4089-b7f1-d4eef5ab1cc6' {
load_video
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos5'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos5 --hint-efi=hd0,msdos5 --hint-baremetal=ahci0,msdos5 --hint='hd0,msdos5' 733bdbba-1a79-4e34-84db-52c538c32e72
else
search --no-floppy --fs-uuid --set=root 733bdbba-1a79-4e34-84db-52c538c32e72
fi
linux16 /vmlinuz-0-rescue-02df7358696e4b83bf621e3880b2a509 root=UUID=45caca60-9dcb-4089-b7f1-d4eef5ab1cc6 ro vconsole.font=latarcyrheb-sun16 crashkernel=auto vconsole.keymap=us rhgb quiet
initrd16 /initramfs-0-rescue-02df7358696e4b83bf621e3880b2a509.img
}
### END /etc/grub.d/10_linux ###
### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###
### BEGIN /etc/grub.d/20_ppc_terminfo ###
### END /etc/grub.d/20_ppc_terminfo ###
### BEGIN /etc/grub.d/30_os-prober ###
menuentry 'CentOS release 6.3 (Final) (on /dev/sda6)' --class gnu-linux --class gnu --class os $menuentry_id_option 'osprober-gnulinux-simple-812fcc25-82f9-47b9-b944-654a5daa5e1a' {
insmod part_msdos
insmod ext2
set root='hd0,msdos5'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos5 --hint-efi=hd0,msdos5 --hint-baremetal=ahci0,msdos5 --hint='hd0,msdos5' 733bdbba-1a79-4e34-84db-52c538c32e72
else
search --no-floppy --fs-uuid --set=root 733bdbba-1a79-4e34-84db-52c538c32e72
fi
linux /vmlinuz-2.6.32-279.el6.i686 ro root=UUID=812fcc25-82f9-47b9-b944-654a5daa5e1a rd_NO_LUKS KEYBOARDTYPE=pc KEYTABLE=us rd_NO_MD crashkernel=auto LANG=zh_CN.UTF-8 rd_NO_LVM rd_NO_DM rhgb quiet
initrd /initramfs-2.6.32-279.el6.i686.img
}
submenu 'Advanced options for CentOS release 6.3 (Final) (on /dev/sda6)' $menuentry_id_option 'osprober-gnulinux-advanced-812fcc25-82f9-47b9-b944-654a5daa5e1a' {
menuentry 'CentOS (2.6.32-279.el6.i686) (on /dev/sda6)' --class gnu-linux --class gnu --class os $menuentry_id_option 'osprober-gnulinux-/vmlinuz-2.6.32-279.el6.i686--812fcc25-82f9-47b9-b944-654a5daa5e1a' {
insmod part_msdos
insmod ext2
set root='hd0,msdos5'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos5 --hint-efi=hd0,msdos5 --hint-baremetal=ahci0,msdos5 --hint='hd0,msdos5' 733bdbba-1a79-4e34-84db-52c538c32e72
else
search --no-floppy --fs-uuid --set=root 733bdbba-1a79-4e34-84db-52c538c32e72
fi
linux /vmlinuz-2.6.32-279.el6.i686 ro root=UUID=812fcc25-82f9-47b9-b944-654a5daa5e1a rd_NO_LUKS KEYBOARDTYPE=pc KEYTABLE=us rd_NO_MD crashkernel=auto LANG=zh_CN.UTF-8 rd_NO_LVM rd_NO_DM rhgb quiet
initrd /initramfs-2.6.32-279.el6.i686.img
}
}
### END /etc/grub.d/30_os-prober ###
### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries. Simply type the
# menu entries you want to add after this comment. Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###
### BEGIN /etc/grub.d/41_custom ###
if [ -f ${config_directory}/custom.cfg ]; then
source ${config_directory}/custom.cfg
elif [ -z "${config_directory}" -a -f $prefix/custom.cfg ]; then
source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
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