RAID – The love-hate relationship, but for how long will it last?
Posted by Karim Buzdar on January 25, 2018
2.75/5 (4)

Back in the day, RAID (Redundant Array of Independent Disks) was considered the king of the storage landscape. Businesses paid a lot to receive the much expensive privilege of data protection. In today’s world though, the once-hot breakthrough technology is considered a sin among most storage circles.

Commonly used as a secondary data protection technology, it helps increase the performance and reliability of data storage. On a physical level, it’s a logical configuration of multiple physical drives to provide fault tolerance and data optimization in a system. One can organize data in a RAID array in different levels by balancing data and recovery needs or speed and fault tolerance properties – essentially whatever factors are most critical to the business.

(more…)

Please rate this

A little about Disk write cache on Windows VM
Posted by Bogdan Savchenko on March 9, 2017
5/5 (4)

Introduction

There are lots of great materials on optimization of virtualized environments that I think many of you will enjoy reading about. Such topics are all over the IT community and they cover a wide range of the technical questions. This article will focus on the matter which is not quite clear yet, especially when it comes from theory to practice. It’s about Windows Disk write cache feature and its implications for data consistency and performance of the virtual hard drives.

Test VM settings

(more…)

Please rate this