Linux 4.17 I/O Scheduler Tests On An NVMe SSD Yield Surprising Results
Written by Michael Larabel in Storage on 30 May 2018. Page 3 of 4. 19 Comments

When looking at the random reads and random writes with FIO, using the no I/O scheduler configuration on this NVMe storage device yielded the fastest performance while obviously now BFQ low_latency was on the lower-end for throughput.

There was less of a difference in the sequential reads/writes with FIO, but notable is that Kyber ended up being the slowest for the write performance in this context.

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