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Questions tagged [rescue]

The tag has no usage guidance.

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Grub rescue: '/boot/grub/i386-pc/normal.mod' not found

I installed ubuntu 18.04 using usb. On restarting I got Error: unknown filesystem Entering rescue mode grub rescue> This is what I tried ls (hd0,msdos7) / set prefix=(hd0, msdos7) /boot/grub ...
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0answers
14 views

Can I provide sshd server service to foreign in the rescue mode?

Can I provide sshd server service to foreign in the rescue mode? I can not start sshd server in my CentOS rescue mode, is it possible to start a service for connecting?
3
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1answer
13k views

Recover from emergency mode on Centos 7

I have a Dell PowerEdge R420 which has installed Centos 7 and was working fine. One day I removed the disks that Centos 7 was installed (2 disks with RAID-1 layout) and I installed another clean disk ...
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0answers
32 views

Unable to re-create initramfs using dracut

I am experimenting on some rescue situations using CentOS7 minimal image and virtualbox. I: deliberately deleted my initramfs file booted from CentOS7 minimal iso image entered into rescue mode ...
2
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2answers
7k views

Start SSH in CentOS rescue mode

I am booted into rescue mode after inserting the DVD. OS is CentOS 6.7 64 I've tried cd /mnt/sysimage chroot /mnt/sysimage service sshd restart which gave back service command not found. What do I ...
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1answer
1k views

system rescue cd failure reading sector from cd0

Im trying to run system rescue cd on my HP4250 laptop and im getting a read error on the disk. Its saying the kernel needs to be loaded first, oddly enough, even though this is the place where i ...
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0answers
117 views

Rescueing Microsoft reserved partition

A few year ago I built myself a NAS. It has a 320GB HDD for ubuntu OS and a 2TB HDD for files. I mounted de 2TB disk and shared it with samba over my network. Now I have build a HTPC like system and ...
1
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1answer
53 views

Inherited Computer, trying to boot of USB but not working

I have received a computer that the previous owner had attempted to install some Linux OS, I don't know which particular one. I have both an Ubuntu and a Windows bootable USB drive and I have ...
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0answers
46 views

su does not work in rescue.service for ExecStart

The default value of ExecStart in /lib/systemd/system/rescue.service is: ExecStart=-/bin/sh -c "/sbin/sulogin; /bin/systemctl --job-mode=fail --no-block default" This doesn't work if your root ...
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0answers
36 views

How can I run grub-mkconfig from Ubuntu install on SystemRescueCD?

I expect there are several reasons this could be problematic. I could only come up with one: incompatible grub-mkconfig. It kind of feels like compiling on one OS for use on a different OS. However, ...
2
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2answers
2k views

Fedora 20 rescue mode from USB stick

I have a Fedora 20 KDE on a 512 mini SSD disk. Yesterday I unfortunately downloaded many rar-files into my /root partition and ran this command afterwards: unrar x *.rar. So what happened? My PC got ...
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1answer
802 views

Cannot boot to windows after deleting Linux Partition(s). Stuck with grub rescue

I just updated my PC to Windows 10, and deleted my Linux partitions. After a restart, it came up with grub rescue. I've tried booting from a Windows recovery disk and doing bootrec /fixmbr bootrec /...
3
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1answer
2k views

Problem creating raw disk image and mounting it in rescue mode to QEMU

I am trying to create booting system from raw disk image. This is what I do: $ dd if=/dev/zero of=system2.img bs=1M count=6000 6000+0 records in 6000+0 records out 6291456000 bytes (6.3 GB) copied, ...
0
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1answer
48 views

What live OS with reasonably small size that I can use to rescue files on a laptop?

I only have two flash drives: 4GB and 1GB. I would like to create a bootable flash drive for a live Lubuntu installation, so that in case my very old laptop's Lubuntu can't boot, I can rescue my ...
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0answers
71 views

Linux AHCI/ATA read errors not reported

After a recent OS upgrade (to current Tumbleweed, Linux Kernel 4.16.0 from April 4th), when reading from a faulty hard disk or from damaged/scratched DVDs, I don't get anymore read errors in the ...
0
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2answers
9k views

repairing a damaged grub with centos

I have a damaged grub in my centos system. to repairing this problem, I use rescue mode and then I execute this follwing comand : chroot /mnt/sysimage grub-install /dev/mapper/ddf1OSp3 and then ...
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0answers
129 views

Rescue u-boot boot-partition with encrypted root filesystem

I've installed a Debian on my BananaPi according to this section. After manually configuring the partitions (/boot on SD-card, / and swap are LVM volumes in a LUKS partition on a SSD), the debian-...
16
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3answers
74k views

How to mount a disk from destroyed raid system?

I have a horrible situation where I have to restore data from damaged raid system in a rescue Debian Linux. I just want to mount them all to /mnt/rescue in read only modus to be able to copy VMWare ...
3
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2answers
4k views

Why booting into rescue mode menu doesn't do anything?

When I enter into grub menu, I get two entries : CentOS Linux (3.10.0-514.21.1.el7.x86_64) 7 (Core) CentOS Linux (0-rescue-e1ac24cbe9f94f2caa228d77e027be8b) 7 (Core) When I boot into the second line ...
0
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1answer
3k views

LVM Mount Rescue Mode

I am having trouble mounting a LVM to extract a Proxmox virtual machines data. Any ideas on how I can mount it? root@rescue:~# mount /dev/sdd /mnt/ mount: block device /dev/sdd is write-protected, ...
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1answer
1k views

Linux live system for headless rescue

I'm looking for a Linux live system which allows me to investigate boot failure via SSH for my server which is placed under my desk and doesn't have a graphic card for energy saving reasons. I ...
2
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1answer
153 views

Blindly dd'ing faulty drive to new drive

I have a faulty 320GB drive which has reading errors in samish GB positions but the exact positions vary. I am ok with probability of errors, this is out of question here. First of all I was ...
1
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1answer
156 views

How to mount an Apple device from Linux?

I would like to mount an Apple iPad to my Linux device, to make a jpeg or ddrescue recovery on it. How I would do this with an Apple device?
1
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1answer
396 views

Centos 7 does not boot any more

I deinstalled SOME VESA drivers from my CentOS 7 system. Now it doesn't boot any more. What can I do now? Should I boot with no graphical interface? And then? I can't reinstall the system from ...
0
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1answer
289 views

Problem mounting disk raid0

I did a rescue reboot for my server OVH and I connected to my server by ssh. Then I tried to mount my disk as I normally do but I can't get it. This is the result of the command tried: root@rescue:~#...
0
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1answer
231 views

How to run script when user login using sftp

Here I need to run one of the script when login user using sftp, because something misconfigured sshd-config file so that SSH login not working but sftp working fine, My plan is to replace sshd-config ...
1
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1answer
4k views

What is the default openSUSE Rescue login?

On booting the Rescue System from an openSUSE DVD, I find myself at a "rescue login" prompt: What are the default login details?
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0answers
1k views

grub rescue (all partitions) : unknown filesystem

I am stuck with grub rescue. I have a dual-boot with a Windows 10 and Ubuntu 14.04. Now when I try to boot my laptop, it enters grub rescue mode. I tried ls commond: grub rescue > ls The ...
1
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1answer
968 views

How to recover overwritten partition?

So I'm having a problem with kimsufi server. I was installing windows by using this command: wget -O- ...url.../server.gz | gunzip | dd of=/dev/sda And I messed up and accidentally ran that command ...
2
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0answers
221 views

How to update rescue partition on Fedora?

I have a Fedora 24 installation, where one of the items on the boot menu is: Fedora 19 Rescue ... How do I update that so I have the latest Fedora rescue partition? Does it even matter? I suspect ...
8
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3answers
757 views

Trap: can't su as root, can't change group to wheel, ssh as root prohibited

Is this a trap? I made these steps in FreeBSD 10: 1) ssh as root prohibited 2) logged as user 3) su as root 4) as root chsh changed name of user "user" to "luser" 5) exit from ...
4
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1answer
595 views

Are there any canned solutions for running sshd in the initrd?

This is mostly aimed at Debian/Ubuntu, but I feel savvy enough on a variety of distros to be able to adapt the solution for one distro to another. Here's my scenario. There are a few situations when ...
3
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3answers
4k views

How do I disable the creation of the rescue boot image on CentOS?

To make a long story short, my (CentOS 7) server's /boot is too small (100MiB) to hold 2 kernels plus the automatically generated rescue image. I want to avoid the hassle of repartitioning and ...
29
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2answers
240k views

Boot windows from grub rescue command prompt

Previously I had installed the Ubuntu 10.04 and Windows 7. Now I logged on to Windows, opened the partition editor and deleted the volume containing the Ubuntu - I thought it will delete the Ubuntu ...
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0answers
354 views

How to update the version of the kernel used in rescue mode?

I have an up-to-date version of the kernel in my install, 3.10.0-327.28.3, as installed by yum update. When I boot into rescue mode, and run uname -r, the version is very old, 3.10.0.10.something. ...
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0answers
960 views

Missing or disappear home directory

Today I turn on my computer and I get many problems fsck with nodes after (Initramfs), this happened to me before so I run the following command fsck /dev/sda1 -y now running this command ...
1
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1answer
170 views

How to backup files with only a minimal rescue system?

I only have access to my vserver via a minimal rescue system over ssh. It does not have scp or ftp installed. Is there an easy way to backup the files, preferably directly to an ftp server, but to ...
0
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1answer
1k views

How to make a GRUB Rescue Disc?

I am afraid that my GRUB is corrupted (I do a lot of experiments on my PC) and I know that I will not be able to reinstall Debian (downloading takes up a lot of time). Also, I am just 13 so I don't ...
1
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1answer
178 views

which live/rescue disk it is which gives you an option to boot into your GNU/Linux OS without grub?

I remember a live CD/DVD where I could just boot into my GNU/Linux partition in case your grub was shot. The simplest thing was once in your GNU/Linux partition, install grub-pc and its brethen and ...
8
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2answers
62k views

Need to boot Windows 7 from Grub rescue command prompt

I booted my computer today and found the Grub rescue command prompt. I have been given this computer and it has Linux and windows 7 on it, but I have only ever used the windows section. I have no idea ...
2
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0answers
345 views

Make changes to busybox/initramfs that are persistent?

I am in the process of recovering my 32-bit Debian Jessie box with a lvm+LUKS disk. I am coming back from a system that had a root partition but no boot partition. Grub executes, but either vmlinuz or ...
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2answers
905 views

System will not boot because boot partition is missing?

I deleted my boot partition several day ago and have not been able to recover it. To fix it, I installed the same image with the same parameters on a flash drive and then copied that boot partition on ...
0
votes
1answer
47 views

choose rescue grub in change root environment

I have an online root server which only gives kernel panic since last update. Now I would like to change grub settings to start in rescue mode. I chroot-ed into the system from my rescue console: M=/...
2
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0answers
247 views

Difficulties with connecting to WLAN with wpa_supplicant on a system rescue CD

My box epicly failed and I am trying to get online to begin the rescue. The very same config which used to work on my dead system doesn't work now and I cannot connect to WLAN using the same ...
0
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1answer
985 views

Getting grub terminal after removing Ubuntu partition and unable to boot into Windows

I deleted my Ubuntu partition cause I wanted to install Linux mint. But now when I switch on my laptop, I'm unable to boot into Windows. I'm getting a grub terminal (not sure if it's grub rescue mode) ...
0
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1answer
57 views

Why my rescued PDFs forms are empty?

First, I'm no expert, so don't assume I know much about data recovery. I'm using ddrescue and photorec to try to rescue files from a USB stick. It's a 32GB stick that has no more partition information ...
2
votes
2answers
12k views

Booting Fedora in rescue mode

I have created a new Fedora live USB with the intention of booting into rescue mode and fixing the bootloader, so that I can dualboot win7 and Fedora 20. However, I do not understand how I am to boot ...
1
vote
1answer
415 views

Remotely connect to computer when connection partly fails

I have a Debian computer acting as a server at home. It has a dovecot+postfix mail server, an SSH server, an apache server, and everything you would expect from a do-everything server. At home, it is ...
3
votes
1answer
207 views

Grub rescue if Ubuntu USB not plugged in?

I have my Ubuntu installed on a USB drive, and to log into Windows I need to have it plugged while booting, or I get the Grub rescue prompt. When the USB drive is plugged in, I get the Grub menu from ...
0
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2answers
317 views

Locked out of SSH on LAMP server but have SFTP access

I made a mistake in /etc/sshd_config so have locked myself out of my remotely hosted server running Centos 6. It's running Apache and I have FTP access to /var/www and I know the root password. To ...