In 2020, Backblaze added 39,792 hard drives and as of December 31, 2020 we had 165,530 drives under management. Of that number, there were 3,000 boot drives and 162,530 data drives.
At the end of 2020, Backblaze was monitoring 162,530 hard drives used to store data. For our evaluation, we remove from consideration 231 drives which were used for testing purposes and those drive models for which we did not have at least 60 drives. This leaves us with 162,299 hard drives in 2020, as listed below.
Backblaze Outs 2020 Hard Drive Stats for HDDs - Reliability Increased
