Linux 4.12 I/O Scheduler Benchmarks: BFQ, Kyber, Etc
Written by Michael Larabel in Storage on 8 May 2017. Page 4 of 4. 27 Comments

Next for reference are some tests using the system equipped with the RD400 NVMe SSD between none, mq-deadline, and BFQ.

With the speedy NVMe SSD, not using an I/O scheduler was the fastest for SQLite...

With these tests run on the NVMe SSD system, the default behavior of none was indeed the fastest at least for the workloads covered in this article.

Stay tuned for more Linux 4.12 benchmarks in the days and weeks ahead.

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Michael Larabel is the principal author of and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and automated benchmarking software. He can be followed via Twitter or contacted via

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