Re: [RESEND][PATCH v2 0/2] perf record: ratio-to-prev event term for auto counter reload
From: Falcon, Thomas
Date: Thu Oct 02 2025 - 17:58:07 EST
On Thu, 2025-10-02 at 16:35 -0300, Arnaldo Carvalho de Melo wrote:
> On Tue, Sep 02, 2025 at 11:40:44AM -0500, Thomas Falcon wrote:
> > The Auto Counter Reload (ACR)[1] feature is used to track the
> > relative rates of two or more perf events, only sampling
> > when a given threshold is exceeded. This helps reduce overhead
> > and unnecessary samples. However, enabling this feature
> > currently requires setting two parameters:
>
> Can you please try to rebase to what is in tmp.perf-tools-next now?
Ok, I will send it ASAP.
thanks,
Tom
>
> - Arnaldo