Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [data-recovery]

Reclamation of deleted or otherwise removed/corrupted data (files)

Reclamation of deleted or otherwise removed/corrupted data (files). The level of complexity of such a task varies from simply "Restoring" a file (from a Recycle Bin) to using advanced tools to analyze the filesystem and rebuild previously deleted/corrupted data.

445 questions
0
votes
0 answers

Can't boot on my Linux anymore after changing boot order (dual boot windows/debian)

Some months ago, I changed my boot order to make my windows in first boot position. Since this day I can't boot on my linux anymore because I don't see it when i'm booting. After some research I've found that the problem may come from the fact that…
Eliot-BPJ
  • 1
  • 1
0
votes
0 answers

What can be done about files with CRC errors?

I have some files that are refusing to copy from one drive to another, giving Cyclical Redundency Check errors on windows 10. I really don't think there's a problem with the drive(s) they're both pretty new and chkdsk and sfc do not report any…
dsb27
  • 1
  • 1
0
votes
0 answers

Unable to Recover MySQL Database [Missing FILE_CHECKPOINT]

Using MariaDB 10.7.3 via Homebrew on MacOS Monterey 12.6.1 While trying to recover the database after a system crash, I am stuck with the following situation. [Note] mysqld (server 10.7.3-MariaDB) starting as process 41828 ... [Warning] Setting…
Rawkon
  • 11
  • 3
0
votes
0 answers

Bit-rot related filesystem recovery with known location of a bit-flip

Bit-rot is very real, having caught one example I now face an HFS+ file system error investigation - suggestions welcome. Dear all, I'm looking for advice please about next steps having found a single bit flip difference between two ~1.5 TB HFS+…
user73225
  • 31
  • 2
0
votes
0 answers

luks-partition-crushed-after-reboot-and-extended

my ssd disk was luks encrypted crashed after reboot i got error about superblock and wrong signature 3030 cryptsetup luksOpen /dev/sdb2 origin-disk before open luks sdb 8:16 0 232.9G 0 disk ├─sdb1 …
Arash Soft
  • 1
  • 1
0
votes
1 answer

Windows 10 safely delete recovery partition

One of our processing PCs uses Windows 10 Pro, and I am the one in the unfortunate position of trying to upgrade the capacity of its C:\ drive (SSD) from 1TB to 2TB. I created an image backup using the "Windows 7" backup tool, removed the old SSD,…
rdi_pck
  • 31
  • 3
0
votes
1 answer

How to recover deleted SQL server in Azure?

I mistakenly deleted the database server. I need help. I made the mistake of creating a new server with the same name, will it be possible to recover a database? I have previous resource name data and subscription ID.
ever geovany Escobar
  • 1
0
votes
1 answer

mysql, relocating individual databases vs entire data directory

I need to relocate mysql customer databases to another disk, for the purposes of: 1. Separation of user data from system files 2. Ease of backing up system and user data separately 3. Ease of upgrading the system The following articles were…
Gary Aitken
  • 123
  • 6
0
votes
2 answers

One bad sector causes the whole RAID0 to fail?

In our server, we have four SSDs. The first one is for OS, and the remaining three are for RAID0. Today, the disk mount corresponding to RAID0 suddenly goes missing. When I check the disks, the 3rd disk in the RAID0 says there is one bad sector, and…
Raven Cheuk
  • 101
  • 1
0
votes
1 answer

Recovering a nested PV

On my Proxmox 6.4 host, I had an LVM Thin pool that was 250GB large. I created an Ubuntu VM (which used LVM for the root partition as well) on it, but accidentally oversubscribed it, so the PV inside the VM was set to 500GB. Everything ran great for…
Adrian Petrescu
  • 103
  • 3
0
votes
0 answers

RAID 5 Data Recovery (Missing Partition)

I really need help. I am running an XCP-NG server, with an LSI MegaRAID 9260-8i card installed. I have a RAID 5 virtual disk with one partition on said disk that takes up all the space. That partition is now mysteriously gone. Here is what I had…
james
  • 113
  • 5
0
votes
1 answer

How do you generate a new encryption key for a drive that uses SED (Self Encryption Drive)

So I'm currently learning more about NVMe drives that ship with a feature called SED (Self Encrypting Drive). Take the Smasung 970 EVO for instance. It clearly states that it features SED. The 970 EVO provides multiple advanced data encryption…
John V Dole
  • 101
0
votes
1 answer

How to restore Mysql database from .frm and .ibd files on localhost

I have a VPS server that was hosting a WordPress that has crashed and I think must be deleted. No backups were made. I managed to setup a rescue mode and salvage WP site data via FTP. Because Mysql server cannot be started or reinstalled in this…
lex
  • 1
  • 2
0
votes
1 answer

highpoint rr62x RAID 5 status disable, recover saying parameter error

I have been using a Highpoint rr62x controller(BIOS version 1.3) for about a decade now. The RAID-5 volume is containing 4 disks-each 3TB. For the last five years my RAID has been disabled. I have three 3TB spares to rebuild it but there is no…
theThinker
  • 1
0
votes
2 answers

I accidently ran rm -rf /

I was writing a bash script to automate deleting something. I used the code rm -rf $path/* accidently i ran the script without passing path variable and since path variable is null , the command which executed was rm -rf /* as sudo, now everything…
Surya Pratap
  • 1
  • 2
1 2 3
…
29 30