Hard disk | Open-E Blog

Why a HOT SPARE Hard Disk Is a Bad Idea

Updated on 03/08/2021 Due, in part, to the different views and opinions regarding the usage of hot spare disks in our previous post, we’ve decided to add an update for ...

By: Janusz Bak
August 24, 2021
45 Comments

RAID 5: How does it work?

Updated 23/09/2021 A few years ago, we published an article ‘How does RAID 5 work? The shortest and easiest explanation ever’. We have to admit that this article enjoyed great ...

By: Kasia Kolodziej
November 26, 2020
No Comments

Binary Powers or Formatted Capacity Confusion

Last update: July 05, 2021 From time to time, some meticulous customer asks us how come a fresh formatted hard disk or RAID array volume is smaller than the nominal ...

By: Janusz Bak
July 05, 2020
9 Comments

D2D2T: a disk-to-disk-to-tape backup strategy

A look at the modern data storage industry can make your head spin. From a variety of hard drives, efficient disk arrays, magnetic tapes, conventional or emulated tape libraries to ...

By: Marcin Haba
May 06, 2014
1 Comment

RAID 5? RAID 6? Or other altErnativEE?

Here we are with the next part of our RAID series. This time the article will concern RAID 5, RAID 6 and two alternatives – RAID 5E and 5EE. Take ...

By: Patryk Kosin
November 04, 2011
2 Comments

Multipath – which path should we choose?

Fortunately in Linux in contrast to our lives we don’t need to choose one path, we are able to choose all paths! In this article, you can find simple description ...

By: Lukasz Wittig
September 20, 2010
6 Comments

How does RAID 5 work? The Shortest and Easiest explanation ever!

We all have limited time to study long and complicated information about RAID theories, but you may be interested as to how RAID 5 works. We made it simple for ...