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

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-3
votes
1answer
21 views

Recovering data from a RAID built with fakeraid [on hold]

I have (had) a motherboard that supports (supported) fakeraid, which I used to build a RAID 1 with 2 WD Red 1TB. My motherboard died (as you would have guessed already) and now I have 2 options: Buy ...
6
votes
1answer
524 views

What are my prospects of recovering old version of file on BTRFS

I've accidentally overwritten an important file on BTRFS. Knowing that this filesystem is COW, it should be in theory possible to recover an old version of the file. Unfortunately googling didn't ...
0
votes
1answer
38 views

RAID5 rescue with LVM2 running on it

I have a RAID5-array consisting out of 6 1TB drives. Recently with hardware changes i needed to recreate the raid to rewrite the bootloader on each drive. Now the problem starts. Starting the Debian ...
18
votes
8answers
13k views

RAID-5: Two disks failed simultaneously?

We have a Dell PowerEdge T410 server running CentOS, with a RAID-5 array containing 5 Seagate Barracuda 3 TB SATA disks. Yesterday the system crashed (I don't know how exactly and I don't have any ...
1
vote
0answers
2k views

recover a damaged partition table with ext4 fs

I have an external 2TB HD, that should have only one ext4 partition but the partition table is damaged and I'd love to rebuild/restore the partition. Things ain't that easy so here's the longer ...
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 ...
0
votes
4answers
48 views

How to mirror AWS EC2-Instance data?

Can we mirror one EC2-Instance data to another? For example let consider following scenario: I’ve ELB connecting with two EC2-Instance. Instance A Instance B In the instance A I’ve created simple ...
2
votes
1answer
63 views

How to recover data from a Windows 2003 Server HP StorageWorks Ultrium 448 Backup via Linux?

I have a scenario where I have to recover a backup from an Ultirum 448 tape medium that was made on Windows 2003 server. The only system that I have available for recovery is a Linux server with ...
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 ...
0
votes
3answers
5k views

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 ...
0
votes
1answer
55 views

QNAP TS-859U+ RAID5 volume unmounted, e2fsck_64 hangs

We got this QNAP TS-859U+ with firmware version 3.8.1 Build 20121205 at our datacenter. It has Intel(R) Atom(TM) CPU D525 @ 1.80GHz processor and 1GB RAM, 8 of 3TB (Seagate ST33000651AS CC44) drives ...
0
votes
0answers
45 views

Data recovery seems impossible after kernel upgrade. MDADM (Raid1) LVM2

I opened a question about rebuilding a bad partition My Problem that din't take me anywhere. Bad news is the company trying to rescue the data says it's finding huge inconsistencies they can see some ...
1
vote
1answer
211 views

RAID5 Array issues - copy data or replace drive first

I have inherited a critical situation as follows. 2 x 16-Disk RAID5 Storage systems (one holding master data, one holding backups) Backup system had no monitoring and two disks failed so all data ...
1
vote
1answer
473 views

3ware 9650SE-2LP “sync” after a drive failure

I have a 3ware 9650SE-2LP card that was set up to mirror two 1 TB disks (let's call them Disk A and Disk B). A couple of months or so ago the array stopped working (gave me an error at boot-up saying ...
3
votes
2answers
11k views

Proliant RAID 1 Rebuild Questions

I have a HP Proliant ML350 G5 server that experienced a power supply failure overnight. The power supply was replaced but unfortunately it got restarted with only 1 disk in the RAID 1 set plugged in. ...
1
vote
1answer
1k views

Can't rebuild master DB on MS SQL Server 2005 Express after power failure

There has been a power loss on our server and I cannot start the SQL service because the master DB is corrupted (as the log states). I found many articles recommending running the setup.exe with ...
2
votes
5answers
5k views

Disk failed part way through 3ware RAID 5 rebuild

I have a 3ware 9650SE RAID controller with a RAID 5 array containing 15 Seagate ST31000340NS disks. After noticing ECC errors in the Port 10 drive I replaced it with a spare and began a RAID rebuild. ...
2
votes
1answer
213 views

Electricity gone off while shrinking database, how can I recover my database?

While executing a shrink on a 25GB database, the electricity has gone down, and I can't access my database. It shows as "In Recovery". How can I recover it?
2
votes
1answer
70 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. ...
-1
votes
1answer
115 views

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 ...
3
votes
1answer
124 views

ZFS shows pool state FAULTED, but all devices are ONLINE; how can I recover my data?

Our 100TB NAS based on FreeNAS 8 was unexpectedly powered off due to power failure. After turning it on back, 100TB zpool "projects" was unmounted with state "FAULTED". I've tried zpool import -fFX, ...
2
votes
1answer
89 views

CentOS - Accidentally Moved and Removed /home/ folders

I ran (stupidly) these commands: mv ncdu/ /home/* mv ncdu/ /var/* Trying to move the ncdu folder into these directories. And it caused me to remove all my Apache directories in my /home/ folder, ...
0
votes
0answers
21 views

VHD to physical disk conversion failed

We have had a happy HyperV running with several VMs until motherboard crashed. On another MB we had to install a new OS, of course HyperV does not see VMs. Tried to use VHD2Disk using a blank ...
-3
votes
2answers
59 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 ...
1
vote
1answer
118 views

Oracle EE 11.2g: how to generate fresh new redo logs

In the company I work for we are heavy users of VMware machines. Almost all our projects are developed inside a virtual environment up to the point where we have to deploy them into a production ...
1
vote
2answers
2k views

Data Recovery on faulty sata drive that is not being properly detected in Windows

My computer is configured with two sata HDDs. The primary one crashed the other day and now I am trying to recover the data that is on it. I've plugged the faulty HDD into a machine where the primary ...
3
votes
0answers
32 views

How to synchronize downloaded emails from clients back to the IMAP server [duplicate]

I have an iRedMail server running (postfix + dovecot as an IMAP server) on a Debian Xen guest machine. By a mistake the iscsi disk, where users emails are stored, was deleted. There is another copy of ...
0
votes
2answers
755 views

3ware raid controller splits raid array into two peices. what do do?

I have a server with a 3Ware 9650SE 8 port controller. I had an 8 drive raid 5 array with a hot spare drive as part of the array of roughly 3.87 TB in size. When I signed into the server today, I ...
5
votes
1answer
653 views

Recovering data from a failed SAS drive? (RAID0…yes, I know)

We have a HP DL360 server with a P400 controller, which has two 72GB 10K SAS drives in a RAID 0 configuration (yes, I know...RAID 0). The HP Model number for the drives is DG072A8B54 Recently, one ...
2
votes
1answer
75 views

Recover Ubuntu after FIO command broke something [closed]

I have been working on hard drive performance and ran across this command fio --filename=/dev/sda1 --direct=1 --rw=randwrite --bs=1m --size=5G --numjobs=64 --runtime=300 --group_reporting ...
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
2answers
268 views

ZFS - Recover or repair a corrupted file in a snapshot from backup

A pool has suffered permanent data corruption to file data that's part of a snapshot. If the file data was part of the filesystem (and not part of any snapshot), I could simply recover the file from a ...
1
vote
2answers
4k views

Finding optimal ddrescue command line options where Accuracy > Speed

I'm read up a bit about this tool and obviously looked at the man pages. The trouble is that ddrescue takes so long I need to get the command right first time. I wasn't sure how to improve on the ...
1
vote
1answer
59 views

Can I recover a corrupt MFT on windows 2003 server if I'm still able to access files through a network share

I have a 2TB SAN formatted with NTFS which was accidentally connected on two hosts simultaneously, and when I browse files from both nodes, I see some test data that I created when I originally setup ...
0
votes
0answers
58 views

Exchange recovery - emails deleted upon sync with server

After an exchange crash, and discovering an issue with backups, we realized that the restored data was two weeks old, and some users Outlook synced with the server and poof, two weeks of emails are ...
8
votes
1answer
1k views

Recover data from SCSI hard disk

We've got an old server with SCSI hard disk. The server crashed last week and it isn't exactly known what hardware component is damaged. Since the server is due to be retired anyway we don't want to ...
1
vote
2answers
189 views

How to recover data from re-partitioned hard drive

I have an external HDD that has been mistakenly re-partitioned and some data written on it. Previous Partitions were: 480GB NTFS + 20GB FAT32 New partition is all FAT32 and only 70mb of data has ...
1
vote
3answers
314 views

How could I recover data from a physically damaged hard drive?

What hardware do I use to recover data from a physically damaged hard drive?
0
votes
0answers
26 views

Hard Drive Recovery; Owned by 1001 and operations block

I'm trying to recover data from a crashed hard drive. I have a SATA to USB cable and I'm trying to pull the data onto a temporary machine. The drive mounts just fine. However, the drive is owned by ...
5
votes
3answers
562 views

How to recover data from a messed up drive (LVM written on top of Ext4)?

The previous administrator of a server that is now under my supervision made a mistake. He accidentally created a LVM volume (no more than pvcreate, I think, though not sure) on a disk that actually ...
0
votes
0answers
41 views

poweredge 2600 perc 5/i Unable to recover data

I am not sure how many others have worked on the system but I am here now. I have amateur functional knowledge of raid setups. About 2 months ago this system crashed (what i was told), windows server ...
1
vote
2answers
59 views

Recover data files from corrupted linux partition

I have a dd image of a 1TB drive. It has 8 partitions. first 3 are ntfs 4 is an extended partition 5 is linux boot 6 is swap 7 and 8 are linux partitions used by users for various storage purposes. ...
1
vote
3answers
1k 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 ...
-1
votes
1answer
717 views

recovering overwritten file in ubuntu [closed]

I recently just overwrote one of my sql dump file by doing the following command: mysqldump -u root -pTucson85719@ Directory > directory.sql is it possible to get back the file that is being ...
1
vote
1answer
70 views

First 500MB of RAID6 array is wiped, how to recover?

We have a RAID6 array with 12 disks on a 3ware 9650SE-12ML controller. An engineer of our server provider issued this command by mistake: sudo dd if=/dev/zero of=/dev/sde bs=1M count=500; sync; ...
1
vote
1answer
75 views

Extract data from server without causing high disk IO

My current diagnosis is that there is a hardware fault, either related to the memory of the hardware RAID controller or something related to the extra juice the hard drives requires when running on ...
2
votes
1answer
137 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
3answers
750 views

Get data from unbootable Linux server hard disk

Here is my situation: After a sudden shutdown due to a power outage, the CentOS 5 server in my workplace will not boot. My co-worker and I need to get an important file from the hard drive on this ...
28
votes
4answers
6k views

ZFS on FreeBSD: recovery from data corruption

I have several TBs of very valuable personal data in a zpool which I can not access due to data corruption. The pool was originally set up back in 2009 or so on a FreeBSD 7.2 system running inside a ...
2
votes
1answer
184 views

How to recover deleted root of linux system?

The story: I am using Ubuntu for my website. For a backup plan, I wrote a script. I wanted to mount an external drive, (run through crontab), backup the server, and then umount it, every night. I ...