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

! ^, S  w( f7 c' |vim /etc/default/grub
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8 z3 f/ {8 R$ ~GRUB_TIMEOUT=5
. Q# v. e( h3 }3 Y0 p3 hGRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
) J8 G5 i9 i, H2 v$ _  H7 V. xGRUB_DEFAULT=saved
, _6 c# g6 Y; v3 }5 \GRUB_DISABLE_SUBMENU=true
8 T# h0 [, m3 G2 hGRUB_TERMINAL_OUTPUT="console"
3 @- p8 ^$ P( _GRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M rhgb quiet"
) @0 |9 @; ~& x* S. f8 W0 L# H) `GRUB_DISABLE_RECOVERY="true"
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3 |/ W0 |1 Z, N2 t- Y) q# ]9 p修改
GRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M rhgb quiet"
为
. y! T/ j+ Q/ v8 h9 I1 KGRUB_CMDLINE_LINUX="rd.lvm.lv=openeuler/root cgroup_disable=files apparmor=0 crashkernel=512M console=tty0 console=ttyS0,115200n8"
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' k) j. ]; d1 @& j+ _, l, r4 X/ x让其生效：
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[root@localhost ~]# grub2-mkconfig -o /boot/grub2/grub.cfg
: g4 a% m: D4 r+ E8 R$ ~$ ^Generating grub configuration file ...
Found linux image: /boot/vmlinuz-6.6.0-28.0.0.34.oe2403.x86_64
: `" N: h6 b) [. h6 ]8 n! G. @Found initrd image: /boot/initramfs-6.6.0-28.0.0.34.oe2403.x86_64.img
4 e! W' S  p2 ]- I; QFound linux image: /boot/vmlinuz-0-rescue-34cc365925994eae9bf8482aba7b2a16
Found initrd image: /boot/initramfs-0-rescue-34cc365925994eae9bf8482aba7b2a16.img
6 L% i9 q: Q0 U, tAdding boot menu entry for UEFI Firmware Settings ...
done

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执行reboot即可：
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