UCloud Tech
Apr 20, 2021 · Fundamentals
How UCloud Cuts Archive Storage Costs by 80% with SMR Disks and Smart IO Scheduling
UCloud’s US3 archive storage leverages high‑density SMR drives combined with JBOD architecture and a custom IO‑scheduling algorithm to slash hardware CAPEX by up to 80%, reduce OPEX electricity costs, and maintain data reliability through embedded metadata and dual‑head redundancy.
Data ReliabilityIO schedulingJBOD
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