openEluer操作系统修改grub文件去掉rhgb quiet方式并添加console口

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openEluer操作系统修改grub文件去掉rhgb quiet方式并添加console口
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8 X: z" m9 z; O, yvim /etc/default/grub

GRUB_TIMEOUT=5
+ x+ F/ g: z6 ]" L4 L; yGRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
GRUB_DEFAULT=saved
GRUB_DISABLE_SUBMENU=true
  ^/ @* K2 q$ C' `GRUB_TERMINAL_OUTPUT="console"
GRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M rhgb quiet"
" Z/ Z2 _9 S# P3 A- IGRUB_DISABLE_RECOVERY="true"



修改
GRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M rhgb quiet"
- R% r4 u- T7 q/ \7 @为
* q7 b" H+ z  {1 ?GRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M console=tty0 console=ttyS0,115200n8"
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让其生效：

' [1 W. n* M* r[root@localhost ~]# grub2-mkconfig -o /boot/grub2/grub.cfg
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-6.6.0-28.0.0.34.oe2403.x86_64
Found initrd image: /boot/initramfs-6.6.0-28.0.0.34.oe2403.x86_64.img
Found linux image: /boot/vmlinuz-0-rescue-34cc365925994eae9bf8482aba7b2a16
Found initrd image: /boot/initramfs-0-rescue-34cc365925994eae9bf8482aba7b2a16.img
+ ~+ E' Q, Z/ ]5 A( ^Adding boot menu entry for UEFI Firmware Settings ...
0 ~5 p9 E, h! G4 odone
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+ ^( E* v) Y( o执行reboot即可：

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