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Backblaze Drive Stats for 2024
The 2024 Year End Drive Stats Report is here. See the the latest annualized failure rates and data insights for the Backblaze drive fleet.
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Neoclouds, GenAI devs, and AI-forward builders rely on B2 Cloud Storage for high-throughput, data-heavy workloads. S3-compatible object storage without limits.
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Backblaze B2 Cloud Storage Now Has S3 Compatible APIs
With B2 Cloud Storage S3 Compatible APIs, we’re making the choice for something different a no-brainer.
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Backblaze Hard Drive Stats for 2018
This review looks at the hard drive failure rates by make and model for 100,000+ disk drives in operation in our data centers.
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Hard Drive Reliability Review for 2015
In 2015 we ran 56,224 hard drives in our datacenter. In this post we review the reliability of the Seagate, HGST, Toshiba, and Western Digital drives.
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Hard Drive Reliability Update – Sep 2014
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.
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Hard Drive Stats for 2019
In 2019 we monitored the performance of 122,507 hard drives. In this article we look at the failure rates by make and model.
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Backblaze Hard Drive Stats for 2020
The AFR for 2020 dropped below 1% down to 0.93%. In 2019, it stood at 1.89%. That’s over a 50% drop year over year.
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Backblaze Hard Drive Stats for 2016
We take a deep dive on hard drive performance stats from 73,653 hard drives. What are the most reliable hard drives by size, manufacturer, and model?
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Backblaze Durability Is Eleven 9s – And Why It Doesn’t Matter
We’ve calculated Backblaze’s storage durability at 99.999999999%. What does that impressively large number mean, and does it actually matter for your data?
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Backblaze's Hard Drive Stats for Q2 2017
In this update, we’ll review the Q2 2017 and lifetime hard drive failure rates for all our current drive models including enterprise and consumers drives.
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Backblaze drive stats for Q2 2026
Explore Q2 2026 failure rates across 354,415 Backblaze drives, plus standout models and emerging CMR, SMR, and HAMR storage technologies.
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Backblaze Hard Drive Stats Q2 2020
Hard drive failure rates on an annualized and quarterly basis for 139,867 hard drives by make and manufacturer.
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The drive stats of Backblaze storage pods
Dive into Backblaze's analysis of storage server performance, exploring Drive Stats, Storage Pods, and insights on drive failure rates since 2009.
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One Billion Drive Hours and Counting: Q1 2016 Hard Drive Stats
61,590 hard drives were used in our data center during Q1, 2016. We take a deep dive into the usage to see what we can learn about their performance.
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Backblaze Drive Stats for Q3 2023
Explore Backblaze's Q3 2023 hard drive stats, revealing insights on 259,533 HDDs, failure rates, and data center performance for enhanced reliability.
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Are hard drives getting better?
After 13 years, the data is clear—the bathtub curve does not apply to hard drives. And, more importantly, hard drives are failing less and lasting longer.
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Backblaze hard drive reliability stats for Q3 2016
We take a look at the hard drive performance of over 65,000 hard drives ranging from 2TB to 8TB drives. Find out the best performers.
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Backblaze Hard Drive Stats Q1 2020
We take a look at the Q1 2020 and lifetime performance of 129,764 hard drives used in the Backblaze data centers.
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What SMART Stats Tell Us About Hard Drives
Have you ever wondered what your hard drive SMART errors actually mean? Find out what we look at to determine if a drive is about to fail.
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Backblaze Hard Drive Stats Q2 2019
This review looks at the Q2 2019 and lifetime hard drive failure rates of the 108,461 hard drives in use at Backblaze's data centers.
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Backblaze Drive Stats for Q1 2024
Analyze Backblaze's Q1 2024 hard drive stats, including annualized failure rates, average ages of failure, and insights on over 279,000 drives.
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Backblaze Hard Drive Stats Q3 2020
A look at the performance of 150,757 hard drives in the Backblaze data centers.
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Hard Drive Cost per Gigabyte
For hard drive prices, the race to zero is over: nobody won. As you’ll see, the hard drive pricing curve has flattened out.
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Backblaze Drive Stats for 2022
Check out the 2022 year-end Drive Stats data, and let us know your thoughts in the comments.
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Backblaze Hard Drive Stats Q3 2019
A problem that would have been discovered in the future would now be captured by the SMART stats when the process reads that section of disk today.
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Backblaze Drive Stats for Q1 2022
Backblaze wants to be as transparent as possible with our customers about our business. Here’s what you need to know about our drives in Q1 2022.
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Hard Drive Stats for Q2 2016
We take a close look at the hard drive failure rates from 68,813 hard drives that are used in the Backblaze data center.
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Backblaze Drive Stats: 2018 Q3 Hard Drive Failure Rates
Backblaze has 99,636 spinning hard drives. This review looks at the quarterly and lifetime statistics for the data drive models in operation in our data centers.
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Backblaze Drive Stats for Q3 2025
Read the Q3 2025 Drive Stats report to see the latest annualized failure rates, and an analysis of how we define failure in the first place.
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Hard Drive Stats for Q3 2017
We take a look at the performance of our 86,529 hard drives and break down the failure rates by manufacturer and model size.