Understanding RAID

I always try to share what I learn, and a few days back was looking for a single page short cut summary notes on various RAID level for the storage units. Found this article quite resourceful and exactly a single paged document that I was looking for.

Now sharing the content for the readers. Enjoy!


raid-0 (1)RAID 0 splits data across drives, resulting in higher data throughput. The performance of this configuration is extremely high, but a loss of any drive in the array will result in data loss. This level is commonly referred to as striping.

  • Minimum number of drives required: 2
  • Performance: High
  • Redundancy: Low
  • Efficiency: High

Continue reading “Understanding RAID” »