SmartPred: Unsupervised Hard Disk Failure Detection Philipp Rombach( B ) and. There are less HGST drives overall compared to Seagate models, but out of 29,074 drives ranging in capacity from 4TB to 12TB, only 27 failed in the last three months. ISC High Performance 2020 International Workshops, Frankfurt, Germany. As it relates, collectively, HGST's drives seem to be doing well with low failure rates across the board. One of the models that stands out is an older 6TB from Seagate. In other words, the data and Backblaze's accounting methods leave some things up for interpretation. This sometimes yields a few surprises, as is the case in Backblaze's Q1 2022 report containing failure rates for over 207,000 HDDs. Specifically, we said Farewell Seagate Exos X12 12TB Enterprise Hard Drives that failed next to one another. When they did, we had a number of folks reach out because of a recent feature on STH. The way Backblaze calculates things, had just one of those drives failed in the past three months, it would have equated to a not-so-peachy 7.25 percent annualized failure rate. Backblaze offers several ways to restore your cloud backup, including a shipping service that will send you a USB or hard drive containing your data. This week, Backblaze released its quarterly hard drive reliability stats. Out of those models that got recorded, there were fewer Exos 16 HDDS than any other drive. Over 2021, Backblaze added 40,460 hard drives to its pool of drives, making a total of. This is encouraging, though also limited in scope. The best way to find out is to run close over 200,000 hard drives and keep an eye on the reliability. More importantly, not a single one of those drives failed in the past three months. As of March 31, 2020, Backblaze had 132,339 spinning hard drives in their cloud storage ecosystem spread across four data centers. And if all those drives were employed each day for 30 days, you're looking at 300,000 drive days for that particular model.Īs it relates to Seagate's Exos X16, a 16TB enterprise HDD, Backblaze has 5,036 drive days worth of data, based on that formula. For example, if there are 10,000 drives in use on any given day, that equals 10,000 drive days for that single day. Also Seagate is hit or miss.The "drive days" category is indicative of how many drives were employed on each and every day in a given time period. There is an extensive chart of all the drives they use there. I would imagine that in the space of even the largest enterprise hard drive you could easily fit ten to a hundred times the capacity with SSD.
And in the space occupied by an enterprise 3.5' hard drive, you can literally fit dozens, if not hundreds of NVMe-sized chips. Seagate 12TB ST12000NM0007 with 3,552 drives in use with an average age of 31.7 months (2.06% failure rate) Hard drives are going to die, and Im surprised they havent already. Toshiba 4TB MD04ABA400V with 98 drives in use with an average age of 73.3 months (4.07% failure rate).ģ. Over 2021, Backblaze added 40,460 hard drives to its pool of drives, making a total of 206,928 drives in total. Seagate 14TB ST14000NM0138 with 1,653 drives in use with an average age of 6.8 months (5.55% failure rate).Ģ. This offers an interesting insight into drive reliability. Western Digital 16TB WUH721816ALE6LO with 624 drives in use with an average age of 3 months.ġ. HGST 12TB HUH721212ALE600 with 2,600 drives in use with an average age of 21 months.ģ. The company noted a slight increase in quarterly AFR. It defines this as a 12TB, 14TB, or 16TB drive, and all of those drives had. Bottom line: Backblaze has published the latest reliability figures for its data drives (HDDs) and boot drives (SSDs and HDDs) for Q2 2021. Seagate 6TB ST600DX000 with 886 drives in use with an average age of 74.8 months.Ģ. Must read: Dont make these Zoom mistakes Backblaze has published its Q1 2020 hard drive stats, which looks at the failure rates for 129,764 hard drives from HGST, Toshiba, and Seagate (this. Backblaze says there is one reason for continued low failure rate throughout its drive farm: high capacity hard drives. There were three top performers with no drive losses at all. While these statistics cannot be used to reliably judge the quality of drives from any particular manufacturer they serve as a good reference for general trends in hard drive reliability. handmade pottery mugs backblaze hard drive reliability CILJEVI MODULA. Backblaze then publishes a list of the drives they use, and their reliability. The least reliable drive is also from Seagate with the 14 TB ST14000NM0138 having an AFR of 4.66 in Q4 2021 down from 6.29 in Q3 2021. Our newest report to be published January 26th covers all of 2020 - and is chock-full of insights that will help inform your growing storage operation. steam deck verified games checker, December srpski 3 razred. Backblaze is a cloud service provider that uses hundreds of thousands of mechanical hard drives, and keeps detailed records on the failure rates of said drives.
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