Questions tagged [rescue]
The rescue tag has no usage guidance.
0
votes
0answers
13 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
...
1
vote
0answers
73 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 ...
0
votes
0answers
24 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 ...
0
votes
0answers
32 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, ...
-1
votes
0answers
75 views
How to solve GRUB rescue problem (Error: arch-independent ELF magic)? [duplicate]
I installed Linux (Ubuntu) on VirtualBox yesterday. But this problem is happening since morning.
0
votes
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 ...
2
votes
0answers
69 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
votes
0answers
121 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-...
3
votes
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
votes
1answer
984 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
votes
1answer
145 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
vote
1answer
152 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
vote
1answer
390 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
votes
1answer
278 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
votes
1answer
226 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
vote
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?
1
vote
0answers
994 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
vote
1answer
934 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
votes
0answers
214 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 ...
1
vote
0answers
347 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.
...
1
vote
0answers
936 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 ...
2
votes
0answers
335 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 ...
1
vote
2answers
866 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
votes
0answers
245 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 ...
1
vote
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 ...
0
votes
1answer
953 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
votes
1answer
796 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 /...
0
votes
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, ...
1
vote
1answer
176 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 ...
2
votes
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 ...
0
votes
1answer
991 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 ...
3
votes
1answer
12k 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 ...
0
votes
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 ...
1
vote
1answer
169 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 ...
3
votes
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 ...
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 ...
2
votes
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 ...
0
votes
2answers
312 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 ...
0
votes
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 ...
2
votes
1answer
1k views
How to find alternative superblocks in ext3 file system of partition-less qcow2?
I have an interesting case, where e2fsck refuses to recognize the file system inside a qcow2 image file. Using testdisk I am able to see the partition, so some markers would be left.
The reason this ...
3
votes
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, ...
4
votes
1answer
584 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 ...
2
votes
4answers
16k views
Ownership of etc folder is changed how to restore it using commandline?
I have a computer with Ubuntu 13.10 installed. The user (say Walesa) has changed the ownership of etc folder and all its subfolders from root to Welesa using a privileged file manager. As sudo was ...
1
vote
1answer
168 views
Rescue /usr/bin on Debian Wheezy?
I accidentally deleted the /usr/bin directory. Using a bootable usb, is it possible to rescue my machine?
8
votes
3answers
753 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 ...
3
votes
1answer
684 views
Installing openssh-server after Rescue Disk boot
I tried to help a friend with hard drive boot problems.
I first asked her to make a rescue disk (Ubuntu 12.04.3), and boot from it.
Then I asked her to open a console (Alt+F1) and use sudo to become ...
2
votes
2answers
11k 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 ...
0
votes
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 ...
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 ...
