I am an AWS engineer but note that I am not affiliated with Glacier. However James Hamilton did an absolutely amazing Principals of Amazon talk a couple of years ago going into some detail on this topic. Highly recommended viewing for Amazonians.
From what I remember from it, its custom HDs, custom racks, custom logic boards with custom power supplies. The system trades performance for durability and energy efficiency.
Robin Harris' deductions in this article are worthy of Arthus Conan Doyle...
From what I remember from it, its custom HDs, custom racks, custom logic boards with custom power supplies. The system trades performance for durability and energy efficiency.
Robin Harris' deductions in this article are worthy of Arthus Conan Doyle...