Questions about recovering data. Includes data loss due to hardware failure, software failure, and user or administrator failure (accidental delete). Please also add tags for the specific things involved, such as /raid, /ext4, /hard-disk, /rm, etc.

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11 views

win8 and Linux mint Both OS are deleted from hard disk

I have Windows 8 in my PC and I installed Linux Mint. Unfortunately I deleted both OSes from my PC. Now when I want to install Linux Mint it shows "no drive partition" on my hard drive but in Live-CD ...
3
votes
1answer
28 views

RAID-1 doesn't Assemble, elements listed as SPARE, how to recover?

I recently moved my Kubuntu 12.04 workstation to a new location. It was shutdown normally but when I rebooted it in its new home the RAID-1 array /dev/md0 was GONE! The Elements of the array are ...
2
votes
1answer
32 views

How to find password, knowing username on broken file system

My external HDD got broken. It was formatted with NTFS. In one of the files I had my login and password stored in plain text. Is there any possibility to find this password by looking for the ...
1
vote
2answers
27 views

data recovery from form an accidental format on ext4 partition

When I was installing Mint Debian edition unlike the classic edition, the installation automatically formated my home partition when I did not specify to format. So the formatting previously was ext4 ...
1
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3answers
85 views

Recover data from damaged hard Drive - External USB HDD

I am helping a friend to recover data from damage external hard drive . (USB 2, 120GB, WD, single partition, FAT32) Problem: When plug in this HDD into a windows PC, the HDD can be detected, but ...
2
votes
1answer
26 views

Recover data from HDD

This Monday I wanted to make a boot-able USB-Stick with a Knoppix .iso on Linux. I used the "dd" command to do this. Situation: 1. Laptop with Linux Mint on it 2. HDD mounted to System (.iso File ...
0
votes
0answers
36 views

Data deleted accidentally [duplicate]

I installed ubuntu 14.04 by replacing win 8.1 and then all my partions are gone.I thought it would replace the sytem files in C only but all my partions are deleted.So i want to know if there is any ...
4
votes
1answer
28 views

Cannot mount LVMm: resume ioctl on failed

I wanted to resize my LVM, followed some tutorial on the net and the system totally crashed (I got some boot error with UUID not found). I ran a LiveCD and tried to at least recover some files but I ...
3
votes
1answer
40 views

Approximate partition table backup with sfdisk

I wanted to convert some logical partitions to extended ones, so I was following this accepted answer. However, at the step of backing up my current partition table, I messed up and typed the ...
0
votes
1answer
45 views

Linux: Recovering a deleted dir that another terminal is still cd'ed into

I accidentally deleted the dir, /path/to/dir, and all its contents from an application. However, I still have a terminal window open, still cd-ed in /path/to/dir! Q: Is there any way to recursively ...
0
votes
1answer
42 views

How to I check or recover a hard disk drive that will not mount

I have a one Terabyte hard disk drive (USB3) that suddenly will not mount. My local computer expert (Windows only) had a look at it with his software and said that it is not a hardware problem. What ...
0
votes
0answers
96 views

Recover MultiPartition HFS+ Drive with safecopy (Kali Linux)

So a friend of mine has a mac hard drive that she desparately needs the data off of. It will not boot in the macbook. And cannot be mounted in windows. I can make a copy with Safecopy, however when I ...
2
votes
3answers
102 views

How to repair a file system corruption?

Debian on external USB SSD drive. There was some error in dmesg log file: ...[ 3.320718] EXT4-fs (sdb2): INFO: recovery required on readonly filesystem [ 3.320721] EXT4-fs (sdb2): write access ...
0
votes
0answers
22 views

Attempting to recover git archive

I'm attempting to recover a deleted git repository. After attempting to use testdisk, and other tools such as extundelete and scalpel, I found that having the headers/footers of files is key to ...
29
votes
2answers
1k views

Why did powering down my machine after a bad `rm` save my files?

Classical situation: I ran a bad rm and realized immediately afterwards that I had removed the wrong files. (Nothing critical and I had tolerably recent backups, but still annoying.) Knowing that ...
0
votes
0answers
23 views

lvm not coming up after multiple reboots, couldn't find a device with UUID

I am really confused. I have rebooted my RHEL system after more than 6 months uptime only to find it is giving me this error: Couldn't find device with uuid WetODA-57Jc-c4XM-WRwS-I2Db-4AYV-uDRfA0 ...
-1
votes
2answers
39 views

Recover data from linux partition

Somehow I managed to really mess up my debian installation and I will have to reinstall it. However I have some data on the partition that I really want to save. Is there any way to access the data on ...
1
vote
1answer
23 views

How to interpret the output of safecopy

Just as an example, this is one typical output line. ...........................[12767109](+112394240){X [12792709] X}[12818309](+209715200) I have gone through the DESCRIPTION OF OUTPUT in ...
0
votes
1answer
100 views

How to Recover Data in LINUX MINT Quiana [duplicate]

Can I recover deleted files in LINUX MINT 17 Quiana. I have deleted my folder containing data with shift+delete. Now, I want my data back.
0
votes
1answer
92 views

can you recover lvm metadata without access to /etc/lvm/?

I just installed Manjaro on to a externalized usb hard drive. After I was done, I tried to boot from my previously working Mint distro (no full-disk luks) on my internal hard drive. The lvm volume ...
2
votes
0answers
28 views

recover lvm after loosing partition table

On one of my hard drives had a few physical volumes/partitions and lvm on them. And then I lost partition table. I still have files from /etc/lvm/* how can I recover my data?
0
votes
2answers
47 views

LUKS-encrypted text file is garbled

I have a USB disk encrypted with LUKS. Immediately after mounting the disk today, I find that a recently edited text file contains seemingly random characters. All other files that I have checked, ...
1
vote
1answer
31 views

How are files or chunks delimited on disk?

I'm trying to recover some lost files by grep-scanning a hard disk. (The OS is Darwin 11.4.2. The file system is HFS.) How can I determine where a file (or contiguous chunk thereof) begins and ends ...
-1
votes
1answer
28 views

Recover file from previous installation? [duplicate]

I recently wiped an old ubuntu server of mine and installed debian, but i forgot to backup a very important file. I know there is a chance that the computer has already wrote over the file, but what ...
1
vote
2answers
88 views

Accidentally reformatted /dev/sda1 - any hope for recovery?

All day today, I've been reformatting a USB flash drive repeatedly and I was doing this multiple times in a row, and I began to grow a little too careless... Without paying attention, I accidentally ...
0
votes
0answers
201 views

Recovering windows partition in Mint (testdisk fails)

Yesterday I messed up my partitions, wanting to replace Ubuntu with Mint. My other partition had Windows 8 on it. I booted Mint from a live USB and started the Mint setup. I selected the option to ...
3
votes
0answers
82 views

Linux boot with broken partition

I have two ext partition on my linux One for / And one for /home I wanted to reduce (with this method) the home partition (which was only something like 10% filled) to create a new partition for ...
1
vote
1answer
38 views

Can I split a disk image and run Photorec on each part individually?

I'm running Photorec on an external HD connected via USB and it's taking too long, with the estimated remaining time constantly increasing. Is there a way to create a disk image from that external ...
4
votes
2answers
414 views

Can overwritten files be recovered?

I am not talking about recovering deleted files, but overwritten files. Namely by the following methods: # move mv new_file old_file # copy cp new_file old_file # edit vi existing_file > D > ...
0
votes
0answers
50 views

ext4 data recovery from gparted error

During resizing and moving 2.7TB partition in Gparted, I encountered an error that froze the whole program. (I dont have a screenshot or output from it, as fas as I remember, it was something about ...
3
votes
1answer
95 views

Recover data from raid 1 when both drives are faulty

I had a RAID 1 on my server, and apparently both of hard drives have failed at the same time. Server support did a quick check to confirm that HDDTEST-W1F21M6K ERROR Finished (Selftest, Device: ...
4
votes
1answer
267 views

Partially overwrote /dev/sda, can I recover anything?

I was messing around with my new hard drive, which only contains some personal files, and to check its write speed, I typed: sudo dd if=/dev/zero of=/dev/sda, /dev/sda/ being the new 2 TB connected to ...
1
vote
0answers
34 views

How can I unveal files on my external hard drive?

I copied a big folder (around 110 GB) from my (Mac 10.7.5) computer onto a hard drive (exFAT). It took quite some time and afterwards I even checked that the files were actually there. After more ...
0
votes
1answer
395 views

How can I recover deleted data from a partition [closed]

I want to recover deleted data from a partition with the help of a Python program. I know that on deletion, only the inode information of that file is deleted, but the bits are not overwritten by ...
1
vote
1answer
49 views

Recover files after moving directory names?

During the course of some testing, I ran the bast script for file in *; do mv -v "$file" "$file#_*" done or something along those lines. The plan was to remove a prefix from directory names ...
0
votes
0answers
54 views

Accessing iDevice data out of IOS, using Linux

Here there is my friend's iPad 2(Wifi only) which is updated and is gone to the recovery mode. The only things that work on it is the recovery mode and DFU mode. The question is whether there is a way ...
35
votes
2answers
719 views

How did `git pull` eat my homework?

I feel like a kid in the principal's office explaining that the dog ate my homework the night before it was due, but I'm staring some crazy data loss bug in the face and I can't figure out how it ...
1
vote
1answer
290 views

What Causes Maintenance Shell Segmentation Fault?

I'm running Ubuntu 14.04 Trusty Tahr in a Microsoft Hyper-V virtual machine on Windows Server 2012 R2. I've stopped the VM, replaced an EXT4-formatted virtual disk volume (/dev/sdb) with a new ...
1
vote
0answers
122 views

Recover data from a BTRFS RAID5

I have a BTRFS RAID5 setup (no mdadm) with four disks (the fifth failed). Now I am trying to recover the files but as soon as I try to rsync the files over to another disk, the system hangs after ...
0
votes
2answers
210 views

Linux: Recover files from .vdi file

Somehow my .vdi (Linux guest OS) file got corrupted. Now I have some files in it (Inside the vdi file) and I want to recover those files. How can I do that?
2
votes
2answers
58 views

Backed up over wrong hard drive

I've just written over the wrong hard drive using the command: sudo sh -c 'pv /dev/sdb >/dev/sdc' How do I go about undoing this? I was creating the first even backup of the drive, and I backed ...
1
vote
1answer
405 views

Recover an overwritten file [duplicate]

I had a linux plain text document file with close to 100000 lines, a size of 10 Mb. I accidentally overwrote the file via python code. But I got an exception in the middle of the code and think the ...
1
vote
1answer
1k views

LVM not coming up after reboot, couldn't find device with uuid

Had a VM that was, up until recently working without issue, but needed to be rebooted after some configuration changes. However after rebooting the VM didn't come back up, saying it couldn't find the ...
1
vote
1answer
85 views

Failed to restore file with extundelete

I accidentally deleted the file .vimrc in my $HOME directory. I rebooted the system and accessed it as root. Then: $ sudo mount -o remount,ro /dev/sda5 $ sudo extundelete /dev/sda5 --restore-file ...
4
votes
2answers
332 views

Recover single file in the $HOME directory

I accidentally run rm -r /home/xralf and quickly killed it with Ctrl+C. It seemed that everything is OK, but I noticed that my .vimrc, which is importent for me, is missing. I tried the command: $ ...
3
votes
3answers
96 views

How can I shred a git repository, reasonably fast?

I'm interested in accurately removing a git repository in a reasonable time. But it takes quite a while to do so. Here, I have a small test repo where the .git folder is < 5MiB. $ du -ac ...
1
vote
1answer
119 views

Searching for a specific file with testdisk

Is there a way to recover just .webm files from a formatted partition using testdisk or photorec? I have not enough space to recover all files and then find .webm files afterwards.
0
votes
0answers
103 views

Recovering data of an formatted ext4 partition

An ext4 partition of Hard Disk is formatted to ext2 and then again to ext4 using GParted. Is there a way to recover the original data? I want to reconver .webm files. I could not do this with ...
0
votes
1answer
67 views

Why safecopy won't recover to /media/?

I tried to recover a HDD to a mounted device: safecopy --stage1 /dev/sdb3 /media/Volume/abc Than it says Error opening destination: /media/Volume/abc is a directory and If I run safecopy with ...
1
vote
1answer
49 views

Directories are missing in recovery mode

My service provider booted my virtual server in the recovery mode and now I'm a little bit lost. I'd like to save some files from my web-directory but I can't find /var/www. Though there are files in ...