Re: [PATCH 4/4] sched/fair: Proportional newidle balance

Peter Zijlstra
2026-02-04T13:27:18Z

On Wed, Feb 04, 2026 at 12:45:41PM +0000, Mohamed Abuelfotoh, Hazem wrote:

> Version | Benchmark name | SUT EC2 Instance| diff %
> v6.12.66 | postgresql | c7a.4xlarge | -4.0%
> v6.12.66 | nginx_lb | c7a.4xlarge | -5.0%
> v6.12.66 | memcached | c7a.4xlarge | -11.0%
> v6.12.66_proposed | postgresql | c7a.4xlarge | -4.0%
> v6.12.66_proposed | nginx_lb | c7a.4xlarge | -5.0%
> v6.12.66_proposed | memcached | c7a.4xlarge | -13.0%

*sigh*, that actually made it worse for memcached :/ I'm not familiar
with the memcached benchmark, is this something I can run on a single
machine, or does it require high speed networking and 2 machines?