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Questions tagged [grub]

Console application permitting the user to choose between several installed operating systems.

361 questions
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Grub incorrectly escapes $ character in its settings

Not sure where I make mistake but I can't escape $ correctly in /etc/default/grub. I'm on Ubuntu MATE 18.04. This is what I do: In console I edit confid by calling sudo mcedit /etc/default/grub I add memmap parameter so that string look like…
expert
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editing the value of GRUB_CMDLINE_LINUX_DEFAULT thru bash script

I want to append fastboot to the end of the existing value of the GRUB_CMDLINE_LINUX_DEFAULT variable in /etc/default/grub not manually, but by using bash script and echo command. The problem is that initial values of this variable are different on…
lakcic89
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How-To Chain Boot/Trampoline Boot into Ubuntu 17 on PCIe SSD without BIOS support

I have a server-grade SSD (Intel DC P3520) that will eventually end up in a server. Until the server is deployed in the data center I want to conduct some tests in a desktop machine. I have an older but yet usable machine (AMD Phenom/ASUS M4A88T-M…
i8086
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Why is GRUB drive enumeration different before and after boot?

I'm looking at a system with Debian/Lenny on a couple of old IDE PATA drives (several RAID-1 partitions including /boot) and a relatively recently added SATA drive. The system works fine but I've been poking around the GRUB setup in anticipation of…
timday
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1 answer

Solaris 10 x86 hangs on boot

I have an old server running Solaris 10 x86 64 bit. Haven't had issues with it but recently it was powered off without a clean shutdown. That hasn't been an issue in the past with reboots from the power port but this time I'm stuck. This is what I…
OrganicLawnDIY
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How to ignore ttyS0 in GRUB

I've got some systems that have serial devices attached; when these systems boot, the serial device may be sending data, so GRUB sees this, assumes it's a request to manage the boot process, and sits at the "choose a kernel" menu until someone…
wortmanb
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Why does my server not boot after moving root fs, inside LVM, to raid?

I'm trying to move my root partition to raid based physical volumes, and I seem to be failing. The procedure I'm using is somewhat complicated, but that's because my hosting provider has very limited installation capabilities, so I can't start with…
Huash7ee
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GPT, grub and mdadm. sda drive replaced, raid rebuilt in recovery mode, but now server won't boot

This is how partition table loooks like: (parted) print Model: ATA TOSHIBA DT01ACA2 (scsi) Disk /dev/sda: 2000GB Sector size (logical/physical): 512B/4096B Partition Table: gpt Number …
Mladen Adamovic
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How to validate grub boot environment parameters with grubby

I am updating grub parameters in RHEL 7.0 with grubby command using /usr/sbin/grubby --update-kernel=ALL --args='isolcpus=14-24' followed by /usr/sbin/grub2-install /dev/sda and reboot I very well understand the process to manually configure and…
Waqas
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Debian software RAID1 is not working when I remove hard drive

I have been trying all weekend to get RAID working on an old server computer with the Intel ICH7 / ICH7-R SATA-II controller running dual hard-drive with RAID 1. After giving up in hardware raid, I have moved on to software. Currently, the system…
Skyler 440
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Replaced SATA controller, software RAID (mdadm) stopped booting: grub rescue> no such disk

I have a relatively old server machine which has no SATA ports on the motherboard (Dell Precision Workstaion 650). Also have a cheap FakeRAID controller (VIA VT6421 Chipset) and two Seagate 3TB drives (ST3000DM001) connected to the controller. The…
sd1074
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EXTLINUX warns to install grub

While doing apt-get dist-upgrade on a Debian GNU/Linux Jessie EXTLINUX warned me that now was mandatory to install grub. The system was installed after an image not done by me: is it safe to ignore the warning? Have I to install grub also if now…
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grub 0.97 (legacy) confusion between menu.lst and grub.cfg

I've been looking through documentation but am still utterly confused. I'm used to using menu.lst to configure grub but grub.cfg seems to be the way to do it for grub2. My Debian 8 server has grub 0.97 installed and seems to have components to use…
Tim Tisdall
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Intel NUC5CPYH - Ubuntu Server 14.04.2 and 15.04 post-install crash

I've experienced this problem with Intel NUC model NUC5CPYH using both Ubuntu Server 14.04.2 and Ubuntu Server 15.04. After completing the installation (which in my experience is best done from an external CD drive, as I also had difficulties with…
gogoud
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Grub Error 2 in Ubuntu Jaunty Server

Ran into a problem on a fresh Jaunty server install on a NAS box with 2 SATA cards controlling 6 total disks. The install runs fine, but once it completes and asks for reboot, I get Grub Error 2 on startup. Doesn't seem to matter which disk I…
nedm
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