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

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9 views

Recovering deleted Linux(root / directory from linux). [duplicate]

My Intern accidentally executed following command rm -vrf / work/ webapp/ instead of rm -vrf work/ webapp/ He thought that the command is having / in starting so executed the command deleting ...
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0answers
7 views

DM-crypt truecrypt container suddenly empty

I used to map and mount a truecrypt container with cryptsetup --type tcrypt open /path/to/file mount /dev/mapper/file /mnt/file and unmap / unmount it with umount /mnt/crypt cryptsetup --type ...
0
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1answer
14 views

Amanda/Zmanda backup-recovery Local server

I am trying to recover some files from a tape on Linux, that were placed on there through an amdump. The problem is in order to use amrecover you have to set up the server. Which I do not really know ...
0
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1answer
109 views

Physical storage devices, such as tape and changer devices, not visible when booting Debian 8 Jessie, with hpsa driver.

Question Not detecting all physical devices behind Smart Array controller after upgrading to Debian 8 Jessie HP P212 Smart Array Controller and HP 1/8 G2 LTO-5 3000 SAS Autoloader Debian 7 Whezzy ...
0
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3answers
7k 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
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1answer
24 views

LVM volumes not found.. Aggressive recovery methods?

Our system experienced a hard reboot, and when it came up, we started getting panics. The boot mount was on an LVM volume. We recovered the GPT partition but all of the LVM commands that I have run ...
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0answers
6 views

TestDisk doesn't write partition table [migrated]

I'm using TestDisk to try recover a disk with a single ext4 partition which I can see with TestDisk, but can't write (the partition table). I can browse files from TestDisk, but after writting I have ...
2
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0answers
40 views

old tape backup using xfsrestore

I have some old tapes that were backups to servers from an old irix machine. I need to get the data off of them and I know they were written to the tapes via 'xfsdump'. I'm running ubuntu 14.04 server....
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1answer
32 views

Generate duplicate Active directory on Server 2008 r2

Currently We are using window server 2008 r2 and installed Active directory on server, which working fine. Problem is that, Some of roles which are not working well(Can not install/uninstall roles), ...
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1answer
27 views

Restore data from tapes made on old irix system (on linux)

Hey guys I'm looking for some help. I'm trying to get the data off of some old SDLT tapes probably 11+ years old. I don't know anything about them besides they were made on an irix system and I do not ...
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2answers
72 views

No Filesystem after deleting RAID

So I had the /home partition in two disks in RAID1, one disk failed so the system booted with lots of errors about that. I didn't have another disk to replace the one that failed, so I wanted to ...
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27 views

If I know the inode of directory, is it possible to recover it after deleting?

More specifically, say I have a directory with lots of files in it. Suppose I know the inode of the directory. Now, if I delete the directory, is it possible to recover the files inside that directory ...
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2answers
2k 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
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1answer
27 views

Undelete windows 8 files/directories

User accidentally deleted directory with firm data on laptop with Windows 8. I booted Ubuntu liveCD but using : $sudo fdisk -l WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util ...
20
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8answers
35k 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 ...
4
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0answers
45 views

How can RAID deal with inconsistent data?

RAID 1 and RAID 5 (and their brothers 10 and 50) achieve data redundancy respectively through mirroring and through parity checking. This allows a RAID array to still access data when a sector on a ...
6
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1answer
209 views

Proper way to deal with corrupt XFS filesystems

I recently had an XFS filesystem become corrupt due to a powerfail. (CentOS 7 system). The system wouldn't boot properly. I booted from a rescue cd and tried xfs_repair, it told me to mount the ...
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2answers
57 views

How unlikely it is that 2 SSD disks in a RAID 1 crash and how to recover from it? [closed]

How unlikely is it that a mirrored raid of 2 ssd drives fail together. (Both sector 0) unreadable. Me is told that ssd generally never breaks. So that both break at same time seems unique. What ...
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0answers
14 views

Rewrite partition table for 1 HFS+ partition

2 hard drives in an enclosure got their partition tables corrupted, I'm guessing due to some error with the RAID controller (set on JBOD, never changed it or triggered any RAID initialization). Both ...
3
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1answer
44 views

Can I extract a private key out of Tomcat's memory?

I'm running Tomcat 6. I was messing around with my keystore in order to try to fix some certificate chain problems, and I accidentally rm'd the production version instead of the .new file I was ...
-3
votes
3answers
87 views

Can you recover files from an overwritten RAID 1? [closed]

Edit: The array is actually RAID1, slight communication hiccup with the rest of my team. Following the decommissioning of one of our server, a manager just realised there was, after all, data that ...
3
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1answer
84 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. ...
9
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0answers
191k views

Recovering from a rm -rf / [duplicate]

Edit: This is a hoax. I run a small hosting provider with more or less 1535 customers and I use Ansible to automate some operations to be run on all servers. Last night I accidentally ran, on all ...
3
votes
1answer
2k 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
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1answer
88 views

Extract docker volumes from running container

My /var/lib/docker/volumes directory got accidentally lost. Some containers are running right now and the services aren't missing any files. For example, I'm running a maven repo (Sonatype Nexus) and ...
0
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0answers
20 views

Recovery of tartarus backup -> Most software ends with “Segmentation fault”

after the recovery of a backup which I made with "tartarus" (http://wertarbyte.de/tartarus.shtml) I get on few software things a segmentation fault. For example, the dmesg shows that SSH etc. starts ...
0
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1answer
101 views

Ubuntu OS recovery – accidentally deleted ld-linux-x86-64.so.2 from /lib64 folder in Ubuntu 14.04

I was remotely working on the machine with SSH but after deleting the ld-linux-x86-64.so.2 file by mistake I closed the ssh session and now I cannot login because it gives me following error: Welcome ...
1
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1answer
61 views

Recovering KVM VMs when booting from mirrored host OS

Im running KVM on a Ubunutu 14.05 server. The server has 2 1.2TB drives which will each have 1 VM (elastic search nodes). I did a dd to clone the main OS and can boot from either disk without issue. ...
1
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1answer
37 views

Recover deleted exchange mailbox after re-creation

So here's what happened. I had a user account that was giving me (unrelated) trouble, so I deleted the user account from the SBS console. I didn't think about it at the time, but the box was checked ...
-1
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1answer
69 views

Restore RAID 5 HP P410

I have: P410 + 512MB Battery Backup 4x4TB in RAID 5 I changed the PSU today and after starting OS (Windows 2008 R2) the array is gone. ACU sees 2 HDD as unassigned and original RAID 5 as 2 OK ...
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5answers
5k views

Break up a dd image into multiple files

I'm doing some data recovery from a hard disk. The disk has about 300GB of data on it, but I lack another hard drive that has 300GB of free space. I have three HDs, with 150, 40, and 120 GB free. ...
1
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1answer
107 views

HP SmartArray Rebuild Logical Drive without data loss

First, let me explain our situation: We had an HP server with a RAID 1 over 2 drives (for the OS) and a RAID 5 over 4 drives (for VM data). The raid recently failed. I say the word failed very ...
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0answers
18 views

File Recovery on a 4TB drive with partition damage showing 50TB of data to recover?

I have a drive that has partition damage that I have reached a conclusion on that the partition structure cant be recovered. It looks like part of the partition was wiped at the starting sector for ...
0
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1answer
67 views

Debian hangs entering single user mode

My Debian system hangs when trying to enter single user mode on "start job is running for LSB" as shown in screenshot below. Any idea how to recovery it? This thing started occurring after restarting ...
0
votes
1answer
54 views

NAS JBOD2 2 Drive Raid 0 Enclosure Failure Data Recovery

I have a Caldigit Enclosure that had 2 2TB Sata Hard Drives in the unit. The Enclosure seems to have failed during a data recovery operation where the partition was lost during a power failure. I am ...
0
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1answer
179 views

How to dump usb stick with corrupt partition table?

Question at the bottom. When I insert the 8GB usb stick I get this in dmesg [168699.879019] usb 1-4: new high-speed USB device number 24 using ehci-pci [168699.994177] usb 1-4: New USB device found, ...
0
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0answers
56 views

Starting MySQL/TokuDB with missing recovery log

I've lost TokuDB recovery log(HDD has died) and TokuDB won't even start complaining about missing recovery log: /var/log/mysql/error.log: ... [ERROR] TokuDB: Recovery log is missing (persistent ...
34
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5answers
17k views

Recover RAID 5 data after created new array instead of re-using

Folks please help - I am a newb with a major headache at hand (perfect storm situation). I have a 3 1tb hdd on my ubuntu 11.04 configured as software raid 5. The data had been copied weekly onto ...
0
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0answers
25 views

LVM - VG not recognised - how to fix?

I have a (CentOS) server running a KVM and a number of (Ubuntu) VM's. Each VM servers disk is mapped to its own LV on the CentOS server. I discovered today that one of the VM's is failing to reboot ...
3
votes
1answer
71 views

recover data from zfs pool on napp-it openIndiana [closed]

I just inherited a desktop PC with napp-it free (openIndiana), it was set up to work as a sort of NAS, it had two disks on 2TB and one 3TB without any redundancy, one of the drives failed and the pool ...
0
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1answer
117 views

CoreOS persistant data storage ( creation + backup + restore )?

Im planning to move my whole server stack to coreOS and using docker. The problem is currently there seems to be no good solutions to create a persistant data storage , back it up and easily restore ...
0
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0answers
90 views

How to decrypt owncloud backups manually without a working installation?

I recently had a data lack and miss some very important files. Encrypted backups I had an owncloud 8.x instance running on my server last year for keeping backups and already located the wanted ...
1
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1answer
64 views

LSI 2108 RAID 5, one disk dead, one more with bad sectors; how can I recover the data?

I have a server with a RAID LSI Logic / Symbios Logic MegaRAID SAS 2108 [Liberator] and 4 disks of 3TB attached, configured as RAID 5. Unfortunately after 3 years of good services one disk died (the ...
2
votes
0answers
60 views

Recovering an RAID6 using ddrescue. mdadm: failed to add, invalid argument

I had 3 drives fail in a matter of a week on a RAID6. Luckily, one drive seemed to be mostly fine. I was able to run ddrescue and it copied all but one small area (couldn't read 14MB out of 3TB). ...
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0answers
58 views

2TB NTFS Partition Works in linux, Causes windows to hang

I have a ESXi server containing a large virtual disk (1.8TB) on RAID 0, and the server suffered from a power outage. The drive was a storage drive for a Windows Server 2012 R2 file server, which is ...
2
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1answer
136 views

Best practices to backup mysql databases

This question concerns best practices for mysql backup with replication and large number of databases. I'm looking for your point of view and suggestions :) I - Current situation I have two ...
0
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2answers
3k 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 ...
1
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1answer
128 views

zfsonlinux, raidz1: two disk corruptions: How I can use dd/dd_rescue and deceive zpool?

I have zfsonlinux (Centos 7), and raidz1. And I have trouble: two disks are dying. The first disk have Raw_Read_Error_Rate failure in SMART and Reallocated_Sector_Ct error (the disk has run out of ...
1
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1answer
139 views

Recover Data from RAID 1 : Array failed

I have a HP Proliant ML150 server with a scsi raid controller installed. Two disks are configured in RAID 1. My problem is when i start my computer, in the beginning, a message appears that the array ...
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3answers
22 views

Linux recover faile [closed]

I really did a big mistake. I have a partition sda6 for backup, when writing the iso to a pendrive, instead of typing sdb6, i've typed sda6, is there any way to get back the files