4
votes
2answers
319 views

Recovering an ext4 filesystem with corrupt journal

I have a hard drive that seems to have developed some kind of hardware problem in the journal. This prevents the drive from being loaded. Running mount -r -t ext4 /dev/sda5 /mnt/root results in the ...
2
votes
3answers
182 views

How to make data-recovery very-very hard or impossible for Unix -computer before reselling?

I resell my Thinkpad and I want to make sure its old content in the harddrive is not readable. The Thinkpad has now Debian -installed but I sell it as-is so no OS needed. How can I can rewrite the ...
2
votes
0answers
252 views

Bad superblock after server crash

My server (CentOS 6) crashed, and it now kernel panics on boot. It's currently using a mdadm RAID1 array with two 1TB drives. vg_server2422-LogVol01 is / vg_server2422-LogVol00 is Swap ...
3
votes
1answer
922 views

What is the fastest way to write all sectors on a drive?

The goal in my case is not to securely erase data, but simply to force sector reallocation by the drives firmware. I have a drive that has had a few file corruptions. It seems to be due to getting ...
1
vote
1answer
327 views

Create recovery medium from Windows 7 recovery partition

Many laptops are delivered with Windows 7 recovery partition (but without CD or DVD) which takes place on the harddrive that could contain some Linux distribution or serve for data storage. I don't ...
8
votes
2answers
480 views

saving data from a failing drive

An external 3½" HDD seems to be in danger of failing — it's making ticking sounds when idle. I've acquired a replacement drive, and want to know the best strategy to get the data off of the dubious ...