On Wed, Jun 6, 2018 at 2:27 PM, Jakub Racek <jracek@xxxxxxxxxx> wrote:
There is a huge performance regression on the 2 and 4 NUMA node systems on
stream benchmark with 4.17 kernel compared to 4.16 kernel. Stream, Linpack
and NAS parallel benchmarks show upto 50% performance drop.
OK, and why do you think that it is related to ACPI?