Questions tagged [data-recovery]
Reclamation of deleted or otherwise removed/corrupted data (files)
452
questions
-2
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1
answer
46
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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 ...
0
votes
0
answers
888
views
Windows Server 2008 R2 crashed and rebooted, user missing desktop folders
The server is Windows Server 2008 R2. The user is connecting with RDP to a remote desktop session on the server.
The server stopped and rebooted on 08/16. When the user logged back in to their RD ...
0
votes
1
answer
172
views
Power loss, hard drive missing on next reboot (?!)
There was a power failure earlier today, and now my system won't boot anymore. It shows the following error message and drops me to a root shell to try and recover the data for myself:
Log of fsck -C ...
0
votes
3
answers
245
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 ...
3
votes
1
answer
184
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....
1
vote
1
answer
130
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 ...
0
votes
1
answer
708
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), ...
0
votes
2
answers
226
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 ...
1
vote
1
answer
78
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 ...
0
votes
1
answer
150
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 ...
10
votes
2
answers
3k
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 ...
28
votes
2
answers
115k
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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 ...
-3
votes
2
answers
362
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 ...
3
votes
1
answer
131
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 ...
9
votes
0
answers
192k
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 ...
0
votes
1
answer
2k
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 ...
1
vote
1
answer
2k
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 ...
-3
votes
3
answers
379
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 ...
1
vote
1
answer
109
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
vote
1
answer
389
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
votes
1
answer
873
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 and ...
1
vote
2
answers
706
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 ...
1
vote
1
answer
4k
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 ...
0
votes
1
answer
892
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 ...
0
votes
1
answer
126
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 ...
3
votes
1
answer
297
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
votes
1
answer
638
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
votes
1
answer
2k
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, ...
2
votes
0
answers
456
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).
...
0
votes
0
answers
127
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 ...
1
vote
1
answer
410
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 ...
3
votes
1
answer
3k
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 databases ...
1
vote
1
answer
898
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 ...
-4
votes
3
answers
36
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
0
votes
0
answers
597
views
HP Proliant ML310e Gen8 with Windows 2012 lost RAID data?
I'm having some problems where a client had a fire in the power strip feeding the UPS to their server.
When I got there the HP Proliant Gen8 server had been booted and was sitting at a setup dialog ...
0
votes
2
answers
69
views
Start an uninstalled MySQL server
Our server just crashed after a 140 day uptime reboot (not booting). It was running Plesk and since it's hosted by Online.net, I'm able to run a recovery system and access my data. It was running a ...
0
votes
1
answer
157
views
How to restore files deleted from server
An employee accidentally deleted a folder from our fileserver. Is there way to restore this folder without having to restore our backup? (As this would undo a lot of work in other users' folders.)
...
-1
votes
1
answer
158
views
Removed 2 hard drives in RAID configuration from Dell Server, need to recover data [closed]
My very old Dell server will not boot up, I am pretty sure it's a motherboard issue. So, I removed 2 hard drives when the computer's power was off. I am assuming the drives were in a RAID ...
2
votes
1
answer
3k
views
XenServer VHD data recovery
I have the exported disk image of a VM from XenCenter in VHD format. I used compress from the settings, if that has any impact. How I can access the files without creating VM? I have the VM settings ...
-1
votes
2
answers
284
views
How to Mount Disk from broken USB external Hardware Raid 1 [closed]
I had an external USB 2 RAID 1 (Mirror) with two 2TB disks.
The manufacturer is Datacask which is pretty unknown.
The chip used is some Silicon Image chip.
Out of nowhere, I could not mount the raid ...
2
votes
1
answer
6k
views
Where can I find dskprobe.exe for Server 2012 R2?
As the question suggests, where can I find dskprobe.exe for Windows Server 2012 R2? I need dskprobe to recover a deleted partition and I can not find the application anywhere on my server and looking ...
-1
votes
1
answer
101
views
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 ...
1
vote
2
answers
1k
views
Strange data corruption in Windows Server 2012 R2
I've got a server running Windows Server 2012 R2, OS is in RAID 0 (2x WD Black 500 GB), Data is in RAID 5 (4x WD Red 1 TB) and primarily holds thousands of documents. Since the past week or so we've ...
1
vote
1
answer
596
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 ...
0
votes
0
answers
1k
views
Storage Spaces stuck at "repairing 9%" and "starting repair"
I have a storage space with 8 disks, and 2 virtual disks.
One of the virtual disks started showing up as
"Warning: In Service"
If I ask to start repairing, it keeps at
"repairing 9%"
...
4
votes
0
answers
4k
views
Data recovery for XFS partition
I want to recover data from a XFS partition. It seems that I need to xfs_repair the partition but I am not sure I would lose the data, so I prefer to ask to experts. I run a Virtual Box Linux Mint. ...
1
vote
0
answers
228
views
How to restore ntfs partition table in freebsd
I accidentally deleted my partition table on my old disk through:
gpart delete -i ada3
gpart destory ada3
Which contains all files on it. How can restore these data on this disk?
I tried testdisk, ...
0
votes
0
answers
54
views
3 x 146 GB scsi hdd data recovery
Bought a new server with sff sata hdds. Before I got a chance to install the new server the old HP ProLiant DL385 Opteron 8218 with 3 x 146 gb scsi hdds has failed. I think the hard discs themselves ...
1
vote
0
answers
118
views
Is it possible to see what files are deleted on a cluster disk in a specific directory?
I need to check if there were files (accidentally deleted) in a specific directory on a clustered disk (Windows Server 2008 R2). Is there a way to do that?
The installation is relatively new and the ...
1
vote
0
answers
107
views
MS SQL Server data lost or corrupted
I have a situation regarding MS SQL Server database.
My friend ask me to repair a certain database, because a range of data has been lost after a hard disk failure, but eventually after ...