Backblaze 2022 Q1 Drive Failure Statistics

Summary of Backblaze Q1 2022 drive fleet and annualized failure rates.

Q1 2022 snapshot

Highlights include model-level AFR differences across 4TB/6TB/14TB/16TB classes.

Long-term view (2013-04-20 to 2022-03-31)

Overall, several HGST and WDC high-capacity models show strong reliability in this dataset.

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