Open-E Blog | Data Storage Software for Enterprise NAS & SAN

Data Caching, Performance and Security

Updated 11/04/2022 I guess that all of us know that caching the data usually increases performance, but I wonder if all of us are aware of the risk that caching ...

RAID

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 ...

Hardware, Open-E JovianDSS

RAID 2, RAID 3, RAID 4 – What It Is, How It Works? The History Lesson

Updated on 20/09/2021 After RAID 0 and RAID 1 (with RAID 1+0 and RAID 0+1) it is time for RAID 2, 3 and 4. Here we present a short description ...

Data Protection, Hardware

What are RAID 1, RAID 1+0 and RAID 0+1

Updated 23/09/2021 This is the second article from our RAID series. We hope it shows what RAID is, its idea, and how it works in the easiest possible way. We ...

Hardware

Intel® Optane™ with 3D XPoint technology explained

Intel® Optane™ is a line of products based on a 3D XPoint technology that makes it significantly faster than typical NAND-based flash memories in terms of both access times and ...

Backup, Open-E JovianDSS

Why RAID is Not a Backup

Last update: July 05, 2021 Today I would like to discuss the topic of RAID – more specifically backup issues. In the blog post title, I proposed a daring thesis ...

RAID

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 ...

Backup, Hardware

Hardware Compression in a Backup With Tape Drives

Last update: July 02, 2021 Most present tape drives include a function called hardware compression. This makes data compression available to the magnetic tape by a drive. In many cases, ...