All Questions
Tagged with data-recovery btrfs
11
questions
1
vote
0
answers
66
views
Recover damaged & luks-encrypted BTRFS partition
Here's my problem:
I have a Virtual Machine that I had to reset because the UI became very buggy after I tried to mount a hot-pluggable virtual disk image to copy some files.
Well that was actually ...
0
votes
0
answers
188
views
BTRFS after multiple power outages bad checksum
After multiple power outages, btrfs have bad checksums, is it possible to recover it?
Outages were on Dell R740xd with PERC H730P Adapter looks like the cache was unwritten.
now trying to recover in ...
0
votes
0
answers
353
views
Unable to recover BTRFS partition, what to do?
Using btrfs check:
$ sudo btrfs check --progress /dev/nvme0n1p7
[sudo] password for repair:
Opening filesystem to check...
checksum verify failed on 24708644864 wanted 0x00000000 found 0xb6bde3e4
...
- 121
1
vote
2
answers
6k
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How to recover corrupted btrfs partition that nothing can read
I was on Manjaro on a btrfs partition. I came back to my laptop and it wasn't accepting my password, which in the past I solved with a reboot. I tried to reboot from tty 2 which was logged in, and it ...
- 113
2
votes
2
answers
326
views
Find chunks of all 0x55 or 0xAA on hard drive image and blank them?
This is a weird request, but I had a hard drive that I initially ran badblocks on and then stopped partway through. So it started out with part of the drive covered in 0xAA and another part of the ...
- 7,581
1
vote
1
answer
451
views
Recover data from replaced btrfs disk?
I had a 500GB disk with BTRFS on it in my NAS. I recently got a 4TB disk and I wanted to use just the new disk, without any downtime. So I ran btrfs replace start 1 /dev/sdb ., waited for it to finish ...
- 265
2
votes
3
answers
6k
views
Tools to recover data from a BtrFS partition whose first sectors were overwritten
The first few GBs of my 300 GB BtrFS partition were overwritten by another file system, so I lost that data. Naturally, the partition cannot be mounted as BtrFS, so none of the contents I want to ...
- 59
1
vote
0
answers
241
views
How to restore from truncated btrfs?
I'm suffering from the combination of two issues:
after changing the HDD enclosure once and changing back to the initial enclosure (and others in order to test), a 5TB btrfs is now truncated after ...
- 2,332
2
votes
0
answers
1k
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How to undelete a directory on btrfs multi-disk volume
I'm new to btrfs and have an issue. I originally posted this as an answer on an identical question but i have been told that I'm supposed to ask it again.
First things first. I have exhausted Google ...
- 21
1
vote
1
answer
735
views
BTRFS: too many missing devices, writeable mount is not allowed
Environment
$ btrfs --version
btrfs-progs v4.2.1
$ uname -a
Linux [REDACTED] 4.2.1-040201-generic #201509211431 SMP Mon Sep 21 18:34:44 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Problem
Today the ...
- 183
2
votes
1
answer
206
views
/home "cleaned" during ubuntu 12.10 installation on btrfs
I had a seperate btrfs partition for my home directory in my old ubuntu instalation. I "upgraded" the installation by installing a clean system on my ext4 partition which got formatted and mounted as /...
- 121