What is the Best Hard Drive?

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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 the data for our unlimited backup service…..

Our 6 TB Hard Drive Face-Off

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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

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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….

Hard Drive Reliability Update – Sep 2014

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At Backblaze we now have 34,881 drives and store over 100 petabytes of data. We continually track how our disk drives are doing, which ones are reliable, and which ones need to be replaced. I did a blog post back in January, called “What Hard Drive Should I Buy?” It covered the reliability of each….

4 TB USB Restore Drives Are Here: Yay!

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Backblaze is increasing the maximum size of our USB Hard Drive restores to use 4 TB external drives. That means when you order a USB Hard Drive restore, you can now select to restore up to 3.5 terabytes of data. That’s about a 30% increase over the previous 3 TB drives that topped out at….

Six Billion Files Restored and Counting

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Funny thing about providing an online backup service that is currently storing over 100 Petabytes of customer data, sometimes people need their data back. In fact, nearly half (46%) of our customers restored one or more of their files in 2013 and that adds up. From when Backblaze first started until the end of May….