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A blog about Virtualization, Storage, Disaster Recovery and Technology in general.

Category Archives: array

RAID: Part 5 – RAID5 and RAID6

Now that the parity post is out of the way, we can move into RAID5 and RAID6 configurations.  The good news for anyone who actually plodded through the parity post is that we’ve essentially already covered RAID5!  RAID5 is striping with single parity protection, generated on each row of data, exactly like my example.  Because […]
Also posted in General Storage, How Stuff Works, Parity, parity bit, RAID5, RAID6, Storage | Comments closed

RAID: Part 3 – RAID 1/0

So, if you have been following along dear reader, we are now up to speed on several things.  We have discussed mirroring (and RAID1, which leverages it) and striping (and RAID0, which leverages that).  We have also discussed RAID types using some familiar and standard terminology which will allow us to compare and contrast the […]
Also posted in General Storage, How Stuff Works, MIRRORING, physical disk, RAID, RAID group, raid ten, RAID0, RAID1, raid1/0, Storage, STRIPING | Comments closed

RAID: Part 2 – Mirroring and Striping

In this post I’m going to cover two of the three patterns of RAID, and cover RAID0, 1.  Initially I was going to include RAID1/0 but this one got a bit too long, so I’ll break it out into its own post. Part 1 – General Overview Part 3 – RAID 1/0 Part 4 – […]
Also posted in General Storage, How Stuff Works, MIRRORING, physical disk, RAID, RAID group, RAID0, RAID1, Storage, STRIPING | Comments closed

RAID: Part 1 – General Overview

For my first foray into the tech blogging world, I wanted to have a discussion on the simple yet incredibly complex subject of RAID.  Part 1 will not be technical, and instead hopefully provide some good footing on which to build. Part 2 – Mirroring and Striping Part 3 – RAID 1/0 Part 4 – […]
Also posted in DISK, General Storage, How Stuff Works, RAID, RAID group, Storage | Comments closed

EMC VNXe Array Series: The Beginning…

Hey, what’s that in the box right there? Well, the big box on the bottom is an EMC VNXe 3300 array.   The boxes on top, unfortunately, weren’t mine.  They contained some solid state drives and another tray of disks…but oh well…  Over the next several weeks I will be doing a series of posts on [...]
Also posted in EMC, iscsi, nfs, Storage, VMware, VNX, vnxe, VNXe Series, vsphere | Comments closed
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