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12
votes
10answers
853 views

What is the best way to gain access when the password is unknown?

If you were provided a computer running Windows 2000 or newer and you have no passwords, what method do you use to gain access with administrator privileges so you can use the system?
12
votes
3answers
2k views

mdadm raid5 recover double disk failure - with a twist (drive order)

Let me acknowledge first off that I have made mistakes, and that I have a backup for most but not all of the data on this RAID. I still have hope of recovering the rest of the data. I don't have the ...
11
votes
9answers
10k views

Physically Identify the failed hard drive

So, let's say your server had 6 healthy hard drives. A drive fails (will not mount/detect, drops out of raid with errors) or is failing (SMART getting worse, etc). You need to swap out the bad ...
8
votes
1answer
958 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 ...
7
votes
3answers
505 views

Reset Windows user domain password

Is there a way to reset a user domain password remotely without login to a remote desktop to the domain controller? I could not find any MMC plugin in non-server Windows (Window 7 Ultimate in this ...
6
votes
6answers
685 views

RAID 0 recovery

I know the theoretical answer is "not possible". But theory and practice do not always match. So I'm wondering if you know any trick to recover something... Is there any chance to recover anything ...
6
votes
4answers
6k views

I just deleted “/bin”. What's the best way to recover?

I just ran (not on purpose!) rm -rf /bin. I've booted down the computer and am using Finnix to try to recover from it. I have succeeded in mounting the drive, and confirmed that, yes, the entire /bin ...
6
votes
1answer
569 views

Exchange restore backup. What happens to local ost files?

A virtual hard disk crashed containing our sql server and exchange server. I have several backups but the one I can use is 3weeks old. What happens to local Outlook clients when I restore that Hyper-v ...
6
votes
2answers
1k views

What happens if my WHS boot disk or other hardware component failes?

I was boasting to some of my co-workers yesterday that my Windows Home Server (WHS) had my entire home network backed up and that is my recovery plan for a failed hard disk on one of the home ...
6
votes
1answer
580 views

How can one recover SSO from a disaster?

I am trying to test recovery from a disaster, but feel the SSO part is like a Catch 22 situation. I cannot get it to work. We have a DB cluster where SSO is also a clustered service, just like the ...
5
votes
5answers
16k views

How do you repair a damaged or corrupt partition?

I have a user with an external hard drive that is no longer recognised: the drive letter does not appear in My Computer. The drive is a Western Digital My Book Essential Edition (WD2500C032) With ...
5
votes
3answers
342 views

What should I do if a domain controller/DNS/etc. machine is stolen?

Let's say I have a Windows 2008 (or a Windows 2003) Domain Controller (With DNS, etc.) in a remote office that is (of course) part of a much larger domain in a primary location (it's in a separate ...
5
votes
2answers
3k views

Recover a MySQL database with only bin-log file

Here is the CATASTROPHE: We are working in our company with a web application for test management: TestLink. One team was working on it for more than 1 month till now. Yesterday, another team wanted ...
5
votes
1answer
216 views

Recovering linux software RAID array without removing it's items

I have linux software raid (RAID10), md2 : active raid10 sda6[4](F) sdd5[3] sdc5[2] sdb6[1] 390620160 blocks 64K chunks 2 near-copies [4/3] [_UUU] which has degraded state. Can i start recovery ...
5
votes
1answer
467 views

Mysql disaster recovery

We just got a major disaster: somebody made an uncontrolled update on the production database, and obviously, the backup process is not working since a long time, so we got a major data loss. A 40 ...
5
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 ...
5
votes
3answers
2k views

Why mdadm's RAID-1 is resyncing from scratch despite of the bitmap?

# cat /proc/mdstat Personalities : [raid1] md0 : active raid1 nbd0[3] sda10[0] 53246315 blocks super 1.2 [3/1] [U__] [>....................] recovery = 1.0% (537088/53246315) ...
5
votes
1answer
576 views

Recovery strategy for Master-Master replication

I have implemented a HA solution for mysql based on master-master replication. There is a mechanism on the front end part which guarantees that only one db will be read/written to at a given time ...
5
votes
1answer
2k views

ghettoVCB issue

I have setup a ghettoVCB script in order to backup three VM. I put it in a crontab but I have an issue. In my backup folder I have 3 different folders, one for each VM. In each folder I have the ...
4
votes
3answers
723 views

Recovering with DDRescue Cannot Complete (write error: Read-only file system)

I'm trying to recover a corrupt VDI using vdfuse to mount the VDI and using dd_rescue to rescue the borked partition. dd_rescue seems to be working fine but once it reached about half of the ...
4
votes
1answer
2k views

MySQL data recovery (innoDB) - missing .frm files but intact ibdata

A recent server fiasco left me with a by-all-appearances intact ibdata file but only half of my .frm-containing directories. I've copied all of this to a fresh mysql install, and have successfully ...
4
votes
2answers
920 views

Is there any way to recover files in /usr/local directory on Ubuntu?

We are running Ubuntu server on VPS. Some files were removed accidentally by placing unnecessary space this command: rm -r /usr/local <directory to be deleted> I know, that in most cases this ...
4
votes
1answer
142 views

Programmatic method for getting to Windows 8.1 “System Image Recovery”

I'm working in an environment were my users are reverting to an earlier OS "Snapshot" several times a day. We use the built in System image recovery tool in windows 8.1 which points to a recovery ...
3
votes
4answers
285 views

Recover data from RAID0

Is it possible to recover data from a RAID0 hard drive when the other hard drive has failed?
3
votes
4answers
15k views

Can i recover command line deleted file on ubuntu?

I have mistakenly deleted a file via while connected ssh . How i can recover that file or, if ubuntu has something like trash bin or so ?
3
votes
6answers
1k views

Recovering OST file without profile

We have a Microsoft Exchange Server 2007 and offer this solution to many customers. Recently, a customer had his personal Exchange server crash (which is what made him our customer). He called some ...
3
votes
2answers
1k views

Restore NTFS partition from linux

One of my unscrupulous users decided to format his Windows XP NFTS hard-disk before he left the company. Are there any Linux based tools that would allow me to rebuild the partition?
3
votes
1answer
2k views

internet connection in debian 6's recovery mode

I've broken my window manager on my Debian 6 machine, and so I am stuck to recovery mode for now. That is, I got a plain root shell. Now here's my problem: how can I get a internet connection, so I ...
3
votes
3answers
3k views

Change dead disk in DPM 2010

I was backuping data on an 1Gb hard drive with DPM 2010. This disk died but I replace it with another 1Gb hard drive. But I don't find how to recreate data structure on this new drive from previous ...
3
votes
2answers
421 views

Reading off of MDADM drives after server died

I had a 2-drive RAID-1 array running on ubuntu, which I had forgotten about. The host I was running them on is now dead, leaving me with these two disks. How can I get data off of them? If I dump ...
3
votes
4answers
7k views

Dell PowerEdge 2800 Logical Disk Failure: Any Possible Recovery?

I was noticing a issues with the server. Usually Microsoft Updates that have downloaded, but are waiting to be installed can cause this. Before applying the updates and restarting, I ran several ...
3
votes
1answer
2k views

OS X Boot DVD (for imaging and recovery)

It is possible to create a Boot CD/DVD for Mac OS X? What I would like would be a disc I can put in and boot up into something with a few utilities. We often, for example, have NetRestore NetInstall ...
3
votes
3answers
146 views

Recovering data from a damaged disk

So have this problem. Have a 500G disk with data that has crashed. I need to recover the data. I used ddrescue to first create an image and I have recovered 455G to that image. Now, I do not know what ...
3
votes
1answer
2k views

Recover files from LUKS-encrypted partition

I have a partition encrypted with LUKS. I used it without problems every day until suddenly the password stopped working. Is there anything I can do? I have tried with a different keyboard and from a ...
3
votes
5answers
256 views

SQL Server 2005 dropping objects from DB on recovery?

SQL Server 2005 dropped a user from one of our mirrored databases after we recovered from a simple Windows-update induced restart of the machine. I checked and the login is not in the mirror server ...
3
votes
1answer
3k views

Supermicro BIOS recovery - SUPER.ROM

I have a Supermicro X9SCL+-F motherboard that I flashed a beta BIOS to, then the flash went bad when I tried to flash back to the latest stable. I am attempting to recover using their SUPER.ROM ...
3
votes
3answers
3k views

Why is my mdadm raid-1 recovery so slow?

On a system I'm running Ubuntu 10.04. My raid-1 restore started out fast but quickly became ridiculously slow (at this rate the restore will take 150 days!): dimmer@paimon:~$ cat /proc/mdstat ...
3
votes
1answer
197 views

mdadm raid6 recovery reads more from one drive?

I just replaced a fault drive in my raid6-array (consisting of 8 drives) during the recovery I did notice something strange in iostat. All drives are getting the same speeds (as expected) except for ...
3
votes
2answers
2k views

Should a restore of a database file for Exchange 2010 always be in a “Dirty Shutdown” state?

First off, note that I am not doing this recovery because of any actual problem, I'm just testing it. I'm running Exchange 2010 on Server 2008 R2, and using Windows Server Backup to a remote file ...
3
votes
1answer
196 views

Accidentally overwrote first 400MB of hard drive with ext3 partition - possible to rescue?

Accidentally wrote /dev/zero to the first 371MB of a 500GB disk. Is it possible to rebuild the partition table and/or recover what data hasn't been overwritten?
3
votes
1answer
152 views

I just disaster-recovered an Exchange 2007 Server, what now?

Long story short: My standalone Exchange 2007 server existed in a Hyper-V instance that somehow clashed with the physical server's RAID hardware and caused a BSOD on the host shortly after the ...
3
votes
1answer
37 views

what exactly does fsck do under the covers (for UFS)?

If a computer crashes then the filesystem is an inconsistent state. What exactly is fsck(8) doing to restore to a usable filesystem? Is there a backup table? Is it cross-checking metadata? ...
2
votes
7answers
23k views

RAID5 2-disk failure - what steps to take?

I've got a 6-disk RAID5 array on a gentoo server. mdadm is reporting that two of the disks have failed. In the event that the disks are actually gone, I'm prepared to send the drives to professionals ...
2
votes
10answers
4k views

How to make deleted files unrecoverable?

If I delete files on a NTFS partition I can recover them shortly with a very high probability of success. When a file is deleted, only the file system entry is deleted, thus the content of the file ...
2
votes
2answers
207 views

I removed the run directory of /var/run on Debian and need to fix it

Can anyone tell me how I can undo a sudo rm -r /var/run mistake? I am unable to use sftp and mysql now.
2
votes
4answers
335 views

Data Recovery Software (Formatted Hard Drive) [closed]

Well... I'd really appreciate your help on this one. It's like this: someone decided to reinstall Windows on his PC, but did not make any backups, and there are a lot of things (well... photos, ...
2
votes
2answers
6k views

SpinRite and USB blues - does a solution exist?

I use SpinRite to recover hard disks and their content, and to a lesser degree for preventive maintenance. However, if a USB drive (USB thumb drive and/or external hard disk with a USB interface) is ...
2
votes
2answers
6k views

How to stop a Linux LVM volume group?

I am currently dealing with a multiple disk failure on a Linux LVM Volume Group that is backed up by a RAID-5 md device. One disk has been taken out completely and another one is showing a limited ...
2
votes
2answers
848 views

PGP decryption fails with error for one file

We store database backups encrypted with PGP Command Line 9.7.0. Files look like 2009.bak.pgp Here's command line used to backup these files: pgp --encrypt F:\2009.bak --recipient admin@company.mail ...
2
votes
1answer
208 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?