Refining Core Development Skills
Jun 13, 2020 · Fundamentals
Sequential vs Random I/O Performance on a 7‑Disk RAID5 Array: Benchmarks and Insights
This article presents a detailed fio benchmark comparing sequential and random I/O on a 7‑disk RAID5 array, revealing how I/O size, RAID strip size, and caching affect bandwidth, latency, and IOPS, and explains the implications for database transactions, file copying, and B+‑tree indexing.
B-TreeDatabaseDisk I/O
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