centos系统有多个内核，修改默认启动内核

关键字：centos 更新时间：2018-03-16 07:46:32 153次访问

Vim /boot/grub/grub.conf
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#boot=/dev/sda
default=1
timeout=5
splashimage=(hd0,0)/grub/splash.xpm.gz
hiddenmenu
title centos (2.6.18-194.17.1.el5)
root (hd0,0)
kernel /vmlinuz-2.6.18-194.17.1.el5 ro root=LABEL=/ rhgb quiet
initrd /initrd-2.6.18-194.17.1.el5.img
title centos (2.6.18-194.17.1.el5xen)
root (hd0,0)
kernel /xen.gz-2.6.18-194.17.1.el5
module /vmlinuz-2.6.18-194.17.1.el5xen ro root=LABEL=/ rhgb quiet
module /initrd-2.6.18-194.17.1.el5xen.img
title CentOS (2.6.18-194.el5xen)
root (hd0,0)
kernel /xen.gz-2.6.18-194.el5
module /vmlinuz-2.6.18-194.el5xen ro root=LABEL=/ rhgb quiet
module /initrd-2.6.18-194.el5xen.img
title CentOS-base (2.6.18-194.el5)
root (hd0,0)
kernel /vmlinuz-2.6.18-194.el5 ro root=LABEL=/ rhgb quiet
initrd /initrd-2.6.18-194.el5.img
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默认由0开始计数，将default值改为你要启动的数字即可。

相关标签：centos