default
=0
set
to 0 and check Centos
&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
[root@oldboy ~]# vim /etc/grub.conf
# grub.conf generated by anaconda
#
# Note that you do not have to rerun grub after making changes tothis file
# NOTICE: You have a /bootpartition. This means that
# all kernel andinitrd paths are relative to /boot/, eg.
# root (hd0,0)
# kernel/vmlinuz-version ro root=/dev/sda3
# initrd/initrd-[generic-]version.img
#boot=/dev/sda
default
=0
timeout=5
splashimage=(hd0,0)/grub/splash.xpm.gz
hiddenmenu
title CentOS (3.10.5-3.el6.x86_64)
root (hd0,0)
kernel/vmlinuz-3.10.5-3.el6.x86_64 ro root=UUID=7b76340c-8d26-421c-b2bb-802770973f88rd_NO_LU
KS rd_NO_LVM.UTF-8 rd_NO_MD SYSFONT=latarcyrheb-sun16crashkernel=auto KEYBOARDTYPE=pc KEY
TABLE=us rd_NO_DM rhgb quiet
initrd/initramfs-3.10.5-3.el6.x86_64.img
title CentOS 6 (2.6.32-573.el6.x86_64)