150 Petabytes of Cloud Storage

By | March 10th, 2015

Backblaze now has 150 Petabytes of customer data safely stored by our cloud backup service and waiting to be restored by our customers when requested. This customer data is stored encrypted on 980 Backblaze Storage Pods which contain 44,100 data hard drives of sizes ranging from 2 to 6 Terabytes. Each week, new Storage Pods….

Storage Pod 4.5 – Tweaking a Proven Design

By | March 5th, 2015

To get the latest updates and informationon ALL of the Storage Pod versions. Click Here. It has been nearly a year since we published an update to our Storage Pod design. Over the last few months we have been deploying Storage Pod 4.5, which is known internally as Storage Pod Classic. The reason for the….

What is the Best Hard Drive?

By | January 21st, 2015

Check out the latest Hard Drive Stats. It was one year ago that I first blogged about the failure rates of specific models of hard drives, so now is a good time for an update. At Backblaze, as of December 31, 2014, we had 41,213 disk drives spinning in our data center, storing all of….

Our 6 TB Hard Drive Face-Off

By | December 15th, 2014

Backblaze is transitioning from using 4 TB hard drives to 6 TB hard drives in the Storage Pods we will be deploying over the coming months. With over 10,000 hard drives needing to be purchased over the next several months, the choice of which 6TB hard drive to use is critical. Let’s take a look….

Hard Drive SMART Stats

By | November 12th, 2014

I’ve shared a lot of Backblaze data about hard drive failure statistics. While our system handles a drive failing, we prefer to predict drive failures, and use the hard drives’ built-in SMART metrics to help. The dirty industry secret? SMART stats are inconsistent from hard drive to hard drive. With nearly 40,000 hard drives and….