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
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Recovering Linux files from Windows?

I just installed Windows 7 RC and forgot to save a few important files that were in Ubuntu 9.04. I did not have Ubuntu installed on a separate partition. I just used the install inside Windows option. Is there anyway I can still recover my files?
Kredns
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Transferring RAID1 to a new motherboard after HDD failure, and no "Superblock" found

First an OS SDD failure followed by a mobo failure, new mobo/cpu/ram later, and I have a RAID1 with a single working disk, and I am trying to get it remounted so that I can add in a new replacement disk. But to do that I need to assemble it using…
Aslan French
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Oracle: data recovery after defining a property in Hibernate

By mistake I have defined a property in Hibernate create and I lost all the data I have in Oracle 10. Is there any way to rollback that transaction or recover that data?
Vipul
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How to use ext4magic in LVM?

I'm trying to recover using ext4magic.my partition was LVM. try to execute command ext4magic /dev/sda1 -J -f -s 2048 imges/ error /dev/sda2 Error 2133571347 while opening filesystem ext4magic : EXIT_SUCCESS
Tamil
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Recovering data from a Dell MD3220 array after both controllers have databases that were corrupt

I have been working on trying to restore data from an array created on a Dell MD3220 PowerVault storage unit. On the phone with Dell and another support group for weeks now and running into brick walls. I was hoping that someone here might be able…
Arvo Bowen
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Need to recover RAID 6 array

By definition RAID 6 is an array of independent hard drives equipped with two independent and distributed checksum schemes Does that mean I can recover each of the hard drives one by one using normal (not RAID) recovery software? If no, is there…
Adil Malik
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Recovering data from TrueNAS pool in Ubuntu

I am having a heck of a time trying to get my data off my drives that were in a pool in TrueNAS. I installed Ubuntu on another drive in the same server and loaded Ubuntu 21.04 and installed zfsutils. I was able to import the pool and finally figure…
Parzival
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fsck raid10 ext4 partition currupted, restore data

there is a volume in raid10 /dev/md3 it has a GPT partition /dev/md3p1 in ext4 with a size of 16TB. I accidentally ran fsck -y /dev/md3 causing the filesystem in /dev/md3p1 to get corrupted. fsck -b superblock_number /dev/md3p1 with any superblock…
user607743
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Can UNAVAIL zfs be recovered?

My zfs pool is UNAVAIL and cannot be imported. I wonder if there would be any possibility that it is recovered or I can take out any data from it? Background I took over management of a server that has a Ubuntu 18.04 VM on VMware ESXi, where the zfs…
Ichiro Aoki
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Recover data from RAID1 single disk only

root@rescue:~# fdisk -l Device Boot Start End Sectors Size Id Type /dev/sda1 69632 102713344 102643713 49G 83 Linux /dev/sda2 102782976 467808255 365025280 174.1G fd Linux raid autodetect /dev/sda3 …
Prakash
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Recovering files from IIS system (inetsrv) directory?

Some file from my inetsrv directory (c:\windows\system32\inetsrv) were accidentally removed. Is there a way to get them back? Reinstalling IIS server role doesn't help, because Windows doesn't remove inetsrv directory when removing the role. Copying…
None
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ddrescue - retry bad sectors starting from the end of the disk

How can I attempt to read bad sectors from the end of the disk, using ddrescue? I have dynamic volumes and the LDR is kept at the end of the disk, unlike MBR. I remember that I've tried --reverse but it changed the direction from the last tried…
Nick
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btrfs recover: reliable or last-straw?

The chunk tree of a btrfs filesystem corrupted and I could not recreate it after hour-long reconstruction. As a last resort (besides restoring from backup) I could use btrfs restore -S -x -m -v to get all the files back. Does anyone know whether the…
Reiner Rottmann
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Recover from a clean, degraded RAID-5

Good morning all, I have some NAS software which - for the most part - works great, but when something happens to the Hyper-V host it often fails spectacularly. Today is one of those days. I'm not great at under the hood stuff but have Google'd…
Graham J
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Recovering deleted plain text (emails) files from raw disk image

I'm hosting my own linux mail server for my family. Yesterday my father lost all the mails in his Inbox folder. I'm still not sure whether it's due to a terrible user error or compromised password, but that's not the point here. Thanks to Murphy's…
piwai
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