![]() ![]() You can add the usual options to the linux line to pass in custom options to the kernel. Then, press the Enter key on the keyboard and paste this (using the keyboard shortcut Ctrl + Shift + V) below the GRUBDEFAULT line: GRUBSAVEDEFAULT true. The stanza will look something like this: Open a terminal and enter the following command: sudo nano / etc / default / grub. In particular, if you are looking to add your own custom entries, then you will want to append a boot stanza to /etc/grub.d/40_custom. sudo nano / etc / default / grub The first line GRUBDEFAULT is the option to set the preference of choosing the operating system if you have more than one. The files are in /etc/default/grub and the scripts in /etc/grub.d/. The new grub.cfg file is not intended for direct editing, instead you need to modify the source files that are used to generate it. You might want to save "/run/initramfs/rdsosreport.txt" to a USB stick or /bootĪfter mounting them and attach it to a bug report.CentOS7 is using grub2 and the generated /boot/grub2/grub.cfg rather than the old nf format, which is why you can't find it. GRUBDEFAULT'2>0' boots the first submenu entry of the third top-level menu entry. GRUBDEFAULT2 boots the third (counted from zero) boot menu entry. Its value can be a numeric value, the complete name of a menu entry, or saved. Generating "/run/initramfs/rdsosreport.txt"Įntering emergency mode. For example, to use the nano editor, enter the following command to start the editor and load the grub file: nano /etc/default/grub To remove the. Check /etc/default/grub if GRUBTIMEOUT is set to 0, in which case set it to a positive number: it sets the number of seconds before the default GRUB entry is loaded. Sets the boot menu entry that is booted by default. im pretty sure you have at least one error there like ' rootflagsrw,relatime,commit60 ' and probably more. Let’s emphasize that we need to set GRUBDEFAULTsaved for the command to work. So, in this case, we’re going to find the topmost Ubuntu entry highlighted. The command takes the zero-based index of the menu position. See 'systemctl status rvice' for details. First, we can set the default boot entry with the grub-set-default command: sudo grub-set-default 0. So, if you would check the /boot/grub/grub.cfg file, you can notice that the kernel command line would no longer have the 'quiet splash' in it. Stopped Hardware RNG Entropy Gatherer Daemon. Your changes to the /etc/default/grub will not update the /boot/grub/menu.lst file and the command update-grub actually only updates the /boot/grub/grub.cfg file. Initrd ($root)/initramfs-4.18.86_64.img $tuned_initrd Paraphraser mentioned this issue on Apr 4 Cannot install homeassistant-supervised Paraphraser/PiBuilder4 Closed Add systemd. ![]() Strange thing is, grub2-mkconfig didn't change ~]# diff -u /boot/grub2/grub.cfg /root/grub.cfgīut the new default grub menu boot entry looks weird: usr/bin/grub2-editenv: error: invalid environment block. After the installation I changed GRUB_CMDLINE_LINUX in /etc/default/grub according ~]# sed -i -e 's/rhgb quiet/console=tty0 console=ttyS0,115200n8/' ~]# grub2-mkconfig -o /boot/grub2/grub.cfg When you update-grub it is reading this file, so check the contents of sudo gedit /etc/default/grub and post that for us please. ![]() My current problem is the following: Two of my packages and mdadm place files into /etc/default/grub.d, all of them altering GRUBCMDLINELINUXDEFAULT. grub-mkconfig then takes the scripts from /etc/grub.d and settings from /etc/default/grub and generates /boot/grub/grub.cfg. the default grub seems to be available as /usr/share/grub/default/grub. I just installed Oracle Linux 8.1 x86_64 (via V984216-01.iso) in VirtualBox using the graphical installer. one can add configuration files to /etc/default/grub.d in order to influence the generation of /etc/default/grub. ![]()
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