Intel Xeon Max Enjoying Some Performance Gains With Linux 6.6

Written by Michael Larabel in Software on 12 October 2023 at 01:31 PM EDT. Page 3 of 3. 1 Comment.
Stress-NG benchmark with settings of Test: IO_uring. v6.6 6 Oct was the fastest.
Stress-NG benchmark with settings of Test: Semaphores. v6.6 6 Oct was the fastest.
Stress-NG benchmark with settings of Test: Vector Math. v6.6 6 Oct was the fastest.
Stress-NG benchmark with settings of Test: AVX-512 VNNI. v6.6 6 Oct was the fastest.
Stress-NG benchmark with settings of Test: Function Call. v6.6 6 Oct was the fastest.
Stress-NG benchmark with settings of Test: Fused Multiply-Add. v6.6 6 Oct was the fastest.
Stress-NG benchmark with settings of Test: Vector Floating Point. v6.6 6 Oct was the fastest.

With the synthetic kernel micro-benchmarks from Stress-NG there tended to be a number of measurable improvements with Linux 6.6.

Blender benchmark with settings of Blend File: BMW27, Compute: CPU-Only. v6.6 6 Oct was the fastest.
Blender benchmark with settings of Blend File: Fishy Cat, Compute: CPU-Only. v6.6 6 Oct was the fastest.

Blender render times were also slightly faster on Linux 6.6.

OpenVINO benchmark with settings of Model: Face Detection FP16, Device: CPU. v6.6 6 Oct was the fastest.
OpenVINO benchmark with settings of Model: Vehicle Detection FP16, Device: CPU. v6.6 6 Oct was the fastest.
OpenVINO benchmark with settings of Model: Weld Porosity Detection FP16, Device: CPU. v6.6 6 Oct was the fastest.

There weren't any huge performance differences with Linux 6.6 like as shown in some of the AMD server tests on Linux 6.6 but a lot of minor improvements and then some of the more measurable gains found with the Stress-NG kernel micro-benchmarks. In any event Linux 6.6 is looking quite good overall with its new features and performance. That's also great news with Linux 6.6 expected to be this year's Long Term Support (LTS) kernel version. More tests ongoing of Linux 6.6 in looking for any other interesting changes. Linux 6.6 should be officially released around the end of October.

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Michael Larabel

Michael Larabel is the principal author of Phoronix.com 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 OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.