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

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11
votes
1answer
10k views

How can I recover an ext4 filesystem corrupted after a fsck?

I have an ext4 filesystem on luks over software raid5. The filesystem was operating "just fine" for several years when I was beginning to run out of space. I had a 9T volume on 6x2T drives. I began ...
4
votes
0answers
191 views

Windows Server wbadmin recover with commas

I want to do a recovery of files with commas in their names from the command line, ala: wbadmin start recovery -version:10/01/2013-12:00 -itemType:File -overwite:Overwrite -quiet ...
0
votes
1answer
985 views

restore mysql from ibdata/frm files

A hard disk failure has left me trying to restore mysql from copy of "data" folder I had dumps of "most" content but am missing some Data folder has idbdata1 / log files / folders of .frm files So, ...
0
votes
2answers
85 views

Need help recovering files after mounting new volume

So I used the guide in this answer to mount a new volume to /var/www: Allowing apache to access multiple volumes under AWS However, after doing it, my /var/www appears to have been cleaned out. I ...
-1
votes
1answer
44 views

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 ...
1
vote
1answer
432 views

DD broke my whole partition - boot failed: not a bootable disk . Any way to recover it?

Im kind of freaking out here, if anyone can help me please help me... This happened to a Windows 2012 KVM virtual machine. I had a very important database running in it, if I could only recover that ...
1
vote
1answer
183 views

Reverse losetup?

Often people take an image of a hard dive with dd, for example, and then mount the partitions within using kpartx or losetup. It's a common way to make the partitions on an image file mountable and ...
-2
votes
2answers
227 views

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 ...
0
votes
1answer
468 views

RAID1 - Possible to recover failed drives?

PowerEdge 1850 has two physical hard drives, configured as RAID1. Accessing via DRAC 4/I I can see that both drives indicate Failed & Offline. However, the DRAC log indicates that both drives ...
1
vote
2answers
747 views

Recovering RAID5 array after zeroing wrong superblock

I have a raid5 array on 4 disks, sda1, sdb1, sdd1 and sde1. sdd1 was removed but is a healthy drive. While attempting to re-add it, I accidentally zeroed out the superblock for sdb1. sdb1's data is ...
-1
votes
1answer
612 views

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 ...
2
votes
1answer
1k views

Recover mdadm RAID 10 array: listing all as spares

I'm a bad person and haven't backed up my RAID elsewhere. I now have a RAID10 array that won't assemble, and I'm hopeful I can save it. Here's the details: I have five hard drives set up as RAID10 ...
2
votes
0answers
519 views

Almost All Xenserver Logical Volumes Disappeared - Recovery?

We had a hard disc crash of one of two hard discs in a software raid with a LVM on top. The server is running Citrix xenserver. On the hard disk which is still intact, the volume group gets detected ...
0
votes
2answers
3k views

data lost with RAID5 on proliant DL360 when drives fail

For some reason the Array Controller on my Proliant DL360 G6 couldn't recognize 2 of the 6 750GB drives I am running in a RAID 5 configuration with VMware ESXi 5.1. When I rebooted the server I chose ...
2
votes
1answer
71 views

Taking an image of a failing boot drive

Ok, so my Ubuntu 12.10 install seems to have gone slightly sideways. It currently boots from a Compactflash card that I was planning on replacing soon, but as luck would have it it's gone down now. ...
5
votes
1answer
245 views

RAID Recovery after Firmware issue

This may be a duplicate but I think the situation is different. We were having problems with a HP MSA2000 SAN, speaking to support they suggested that we upgraded the firmware to the latest version ...
0
votes
2answers
317 views

Can memcache invoke a script to reload itself after startup on Ubuntu?

Since memcache stores everything in ram, it will lose its store after a node recovers from failure. Does memcache offer a hook to invoke a script after it starts up? We want that script to do ...
0
votes
2answers
2k views

How to mount parition in from a working driver in RAID1

One of hard drives in array is dead, I'm unsure if it's raid0 or raid1, what I'm trying to achieve is mount the working drive and make a backup of what's left. If I mount /dev/md127 then I can see ...
0
votes
2answers
108 views

Hard drive errors: probably 2 bad sectors and nothing is working

All started with bsod from WindowsXP: unmountable boot volume. Then I tried ubuntu and Palimpsest. SMART status was OK (2 bad sectors), but all test failed on "reading system" (I don't know if I ...
2
votes
1answer
155 views

Recover data after lvreduce on “/”

I accidentally ran lvreduce on / instead of "/home" on a RHEL 5.9 system that unfortunately had a lot of code that was not backed up, and the system will not boot now obviously. What is the best way ...
0
votes
2answers
134 views

Windows Azure Blob Storage Data Migration

I would like to back up the files I currently have in Azure Blob Storage and move them elsewhere. The problem is that pulling them one by one would take me several weeks, even within the same ...
1
vote
2answers
179 views

PostgreSQL 8.1 out of space and stopped, data directory is empty

I used PostgreSQL 8.1 on Gentoo/Linux 2.6.14r5. My db server's disk space looks like below: db postgresql # df -l Filesystem 1K-blocks Used Available Use% Mounted on /dev/sda3 ...
1
vote
3answers
16k views

How to recover data from a corrupted ext3 partition?

A server of mine had a drive failure of some sort which caused the OS (CentOS 5) to crash and stop working (it refuses to boot). So we put another drive with a working OS and from there we try to ...
4
votes
3answers
2k views

Recovering emails from a dead exchange database

We recently had an outage on our DC - one disk out of a 4 disk raid array failed and it ran in degraded mode for about 3 weeks before we were able to replace the disk. By the last day before it got ...
0
votes
1answer
927 views

XenServer - Recovering VM

After googling all day I have had no luck, so I hope someone on here can assist me. I setup my XenServer, created a ubuntu VM, then placed my itunes library (300gb+) onto the system. After this, I ...
-2
votes
2answers
87 views

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 ...
-1
votes
1answer
303 views

Large incremental backup sizes although minimal changes with cPanel tarballs [closed]

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 ...
1
vote
3answers
2k views

Vmfs vmware esxi data recovery

One of our engineers noticed a missing vmdk file. It resided on a vmfs partition. I was wondering is there any software to recover the missing vmdk that anyone can recommend using? Have searched the ...
44
votes
7answers
18k views

How can I successfully mount an 8-bit SCSI drive on a modern computer?

I have a number of internal 8-bit SCSI-1 drives that I'd like to archive for historical purposes. These are all the old NeXT Cubes and NeXTStations (monochrome and color) that were used by id ...
1
vote
0answers
178 views

Corrupt XFS header

On my file server I ended up growing the RAID (5) and then I went ahead and deleted and remade the partition holding the XFS filesystem. I used Parted to do this. After parted ran I tried to mount ...
2
votes
2answers
14k views

How to recover XFS file system with “superblock read failed”

I have a disk from a Buffalo LinkStation that has an XFS partition on it that I cannot mount. Plugging the disk into an SATA->USB caddy on an Ubuntu box. I get the following: $ sudo fdisk -l ...
1
vote
0answers
103 views

recover corrupted directory from ext3 partition

It's my mounted directory that i want to restore folder ostani. it's containt many php, css, js and etc files. how can i access. I use dd_rhelper for create an image and try to fsck to repair it. but ...
2
votes
1answer
328 views

Recover ext3 files from hard disk with bad sector

I have a folder of about 5GB that suddenly disappeared. When I checked its hard disk, I found out it has bad sector for about 2-3MB on this folder. Maybe it is on the folder's pointer. The partition ...
-4
votes
2answers
186 views

Would data recovery be possible after Acer hidden partition reinstall? [closed]

Someone did a re-installation of his Operating System of the C: drive using his computer's 'Acer hidden recovery partition' (the alt+f10 procedure). Then he chose 'do not back up personal data (this ...
0
votes
2answers
2k views

Recover deleted files on windows 2008 file server

We have recently been hit by a weird virus which made all files and folders a system files/folders and also it hid all files and folders par some weird ones it created including: ..exe porn.exe ...
2
votes
1answer
96 views

URGENT: help recovering lost data

I have made a directory: sudo mkdir /ssd, the directory was supposed to be mounted to a raid array called md3. This was done by adding /dev/md3 /ssd auto defaults 0 0 to fstab. Then after a while ...
1
vote
0answers
43 views

Accident from tar -cvf, recover original file? [duplicate]

Possible Duplicate: Is it possible to recover filed removed by rm in linux? I'm using a RHEL6 server RAID10 with a ext4 fs, with a volumeGroup (lvm2) VolGroup00 created on a PV /dev/sda5 ...
1
vote
2answers
187 views

where on disk is space allocated for new files inside LVM lv with ext4 file system?

I run a multi-disk server with LVM2. Several large disks serve as LVM2 physical volumes for one volume group, containing one logical volume formatted with ext4. Nothing fancy, just your standard ...
115
votes
4answers
7k views

All servers flooded by salt water, is it possible to recover data from multi-platter drives?

All of my servers are currently flooded by salt water. Is it possible for each platter in a multi-platter drive to be separated, cleaned, imaged, and merged into a new virtual drive for data ...
5
votes
2answers
2k views

e2fsck extremely slow, although enough memory exists

I've got this external USB-Disk: kaefert@blechmobil:~$ lsusb -s 2:3 Bus 002 Device 003: ID 0bc2:3320 Seagate RSS LLC As can be seen in this dmesg output, there is some problem that prevents that ...
0
votes
1answer
552 views

Drive cloning dd or rsync/sync via KVM

I've got a crash and the system won't boot correctly. I am getting errors like: ata3.00: status: { DRDY } ata3.00: status: { UNC } What would be the best way to save the main drive to make the ...
0
votes
2answers
2k views

ext4: error loading journal [closed]

I have an external hard drive with two partitions: A small FAT32 which is mostly empty and works fine and a large ext4 with tons of data, most of which isn't backed up. The ext4 is visible, but can't ...
-1
votes
1answer
152 views

Recovering data from a drive overwritten by Debian install [closed]

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) ...
-1
votes
2answers
359 views

Scan raw block device data for known file types on linux [closed]

I'm looking for a way to search a raw block device for file type patterns on linux. The partition type is known and the partition table exists. I want a linux based (open source maybe?) programm ...
1
vote
2answers
1k views

Testdisk won’t list files for an ext4 partition inside a LVM inside a LUKS partition

I have accidentally deleted a file that I want to recover. The partition is an ext4 partition inside an LVM partition that is encrypted with dm-crypt/LUKS. The encrypted LUKS partition is: /dev/sda2 ...
1
vote
1answer
438 views

Recovering/Rebuilding MySQL .FRM, .MY* files from IBDATA1

I recently had an incident in which several MySQL files were wiped out (mostly from WordPress, but also a few of MySQL’s own files). The IBDATA1 file is unaffected, but several .frm are gone as are a ...
-2
votes
1answer
112 views

What do I need to download and how to I upgrade my vmware in order to get VDP?

EDIT: I leave the question as is. Apparently I missed the part that it was only announced, and was sure it's released, and I can't find it on my.vmware.com VDP [vmware data protection] was recently ...
0
votes
1answer
227 views

How to recover data from a partially overwritten partition

By mistake, I configured a 900GB partition to be part of a 50GB raid. The sync is complete and my understanding is that only the first 50GB of the bigger partition is overwritten. How do I recover the ...
6
votes
1answer
1k views

Is there way to read sectors from SATA drive without ECC correction?

I know, there was such possibility like that in old ATA standards: "READ LONG" command produced LBA sector + ECC payload. sg_read_long supports in in linux, but the command is obsolete for quite a ...
-3
votes
2answers
65 views

Windows Disk Management tells me “Disk is not initialized.” What does that mean? [closed]

I have a disk I need to recover, but the problem is that when I connect it via USB to my Windows, machine, Disk Management tells me Disk is not initialized. When I try to initialize the disk, either ...