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.

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Is it possible to recover a RAID 5 in this case?

Is it possible to recover a RAID 5? After losing the "/proc/mdstat" and run by mistake "mdadm --create --verbose /dev/md0 --level=5 --raid-devices=4 /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1" instead of mdadm --assemble --scan.
juan
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Disaster recovery. MDADM/LVM2 Some advance but stuck on final mount

We made a stupid upgrade on a running server using wrong repositories and the system became totally unbootable. The system, a SLES 11 we used a openSuse repository to upgrade, and everything went horribly wrong. It boots now only in (repair…
Marius Jensen
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Access Server 2003 formatted HDD from W7 installation

I have a server problem, not sure what the best approach may be. The scenario is this: OS: Server 2003 The OS was on dedicated IDE drive; there are 2x1TB SATA drives which were in a Windows software RAID1, formatted to NTFS. The dedicated drive…
Neph
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What if Areca 1212 Raid card fails?

So I have a basic server: i5, 4GB ram, Areca 1212 Raid card, 1x sata 40GB HDD (for OS) connected to motherboard sata, 4x 2TB HDDs all configured into RAID5 (for /home data) connected to Areca Raid card. OS is Linux Centos 6.4. I think this is all…
Florian Mertens
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Impossible to read / delete some files

How can I fix a message like this (read after a dmesg command)? EXT4-fs error (device hdb1): ext4_lookup: deleted inode referenced: 119197 EXT4-fs error (device hdb1): ext4_free_inode: bit already cleared for inode 119198 EXT4-fs error (device…
user865659
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Large incremental backup sizes although minimal changes with cPanel tarballs

I am using Bacula and connecting to my cPanel server on a nightly basis at 2am to backup the tar.gz files that were generated the previous day at 6am by cPanel. Note, cPanel is generating a full backup every morning and dumping it to a tar file on a…
morleyc
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Recovering data from a drive overwritten by Debian install

I got a panicked call for help from a mate who's been tinkering with a Raspberry Pi. Turns out it auto-updated his install of Raspbmc (RPi-build Debian with XBMC over the top, for non-RPi-fanatics) when he turned it on, and it wasn't until it'd…
obfuscious
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Recommendations for network data recovery tool?

I'm looking for a decent tool that will not only allow me to recover files off of a local hard disk, but off of remote, network accessible hard disks as well. Do such tools exist? A free tool is always good, but I am willing to spend up to $100 if…
Matt Hanson
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Help, ive just corrupted my ext4 partition

After troubleshooting problems with my mdadm config and kernel settings for about a week now i got careless and left my data drives plugged in after a successful boot test. i was attempting to change the MDADM super-block so the kernel would…
Silverfire
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LVM+Ext3 - recover the ext3 partition?

I setup a new email server today and I did lvm for the main drive and then LVM for /opt. I realized I did not give myself enough room for /opt so I decided to try and extend it and I must of screwed up the instructions because on reboot I get some…
Luma
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Can I restore my HP array after 2 disks replacement?

I have HP array with 12 disk each on 2 TB. I configured them with RAID5 Suddenly two disk has ben failed and after two days another disk have been failed. And the array failed to start. I replaced the two failed disks. The array configuration…
Abd Alrhman
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Recovering data from a single-disk raid1 array

I had an idea of a Raspberry Pi file server using multiple external disk drives in a RAID array. For starters I only had a single 1TB disk so I setup a raid1 array on that disk with the intent on adding additional drives later. In the end this…
Darwin
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Data corruption when rsync command fails

I am using rsync to copy data from machine A to machine B over a network. If rsync fails while copying the data from A to B, will the data at B get corrupted ? Does rsync has any inbuilt mechanism to tackle this data corruption ?
Apurva Agrawal
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Tried to move folder but files were in use - folder has now disappeared entirely?

We currently use MozyPro for our online backups but in order to save on the amount of storage space we need to purchase with them we opted to move a large number of images over the SharePoint storage space we get as part of Office 365. One of the…
Manno
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Solution to manage data server with multiple drives

I'm looking for some pointers on the best way to manage a Linux data server, with 20 hard drives and with new files always being added (around 30GB/day). Performance is not important, reliability is crucial. I don't like RAIDs (many issues with…
user1770719
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