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

vim /etc/default/grub
5 m  e- O" r0 P; i2 a- _$ Y
' i" q5 x2 C# U, p: H0 z* }GRUB_TIMEOUT=5
6 u" r2 e- s6 u* [9 B1 hGRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
. c. \% W! z/ fGRUB_DEFAULT=saved
" R. Y; Z$ Q  E* h+ ^GRUB_DISABLE_SUBMENU=true
GRUB_TERMINAL_OUTPUT="console"
. t$ f: F* R4 HGRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M rhgb quiet"
( Q4 `4 C9 R% L% V8 r) ]$ \5 LGRUB_DISABLE_RECOVERY="true"

9 k6 m/ `  m; {7 |4 \

修改
7 L/ M* j5 L. ?9 ZGRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M rhgb quiet"
为
$ E9 A2 R+ ?/ N, W- c4 gGRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M console=tty0 console=ttyS0,115200n8"
  {8 t& S6 X  ~/ A; P" k! ^  D0 e
2 c) A+ s7 m* @0 C( r, T0 s. f让其生效：
: f0 S8 Q  C1 G2 O" W
. ~( S$ G& @" g9 |[root@localhost ~]# grub2-mkconfig -o /boot/grub2/grub.cfg
9 a- M) }3 M8 R7 }" G. }4 LGenerating grub configuration file ...
Found linux image: /boot/vmlinuz-6.6.0-28.0.0.34.oe2403.x86_64
" M, ~# ?" u# e$ [/ ]+ O! J0 ?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
% n' ^7 ~0 ?5 F" g3 p' m! {Adding boot menu entry for UEFI Firmware Settings ...
) K+ @4 z  ]% o+ _* _done
! K/ X3 |1 P+ W7 c

" o. s1 M: m, b: ^' _" @# b
* ?7 Z) `0 j5 \* \7 D- C, F执行reboot即可：
% o0 x- }7 L# |, Q# x
' }/ o5 _. I7 `9 X7 H! {: _