linux-kernel - Re: [RFC PATCH v4 0/9] mm: Hot page tracking and promotion infrastructure

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Message-ID: <aWZVqpyzO3BikuJM@gourry-fedora-PF4VCD3F>
Date: Tue, 13 Jan 2026 09:24:42 -0500
From: Gregory Price <gourry@...rry.net>
To: Bharata B Rao <bharata@....com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Jonathan.Cameron@...wei.com, dave.hansen@...el.com,
	mgorman@...hsingularity.net, mingo@...hat.com, peterz@...radead.org,
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	balbirs@...dia.com, alok.rathore@...sung.com, shivankg@....com
Subject: Re: [RFC PATCH v4 0/9] mm: Hot page tracking and promotion
 infrastructure

On Sat, Dec 06, 2025 at 03:44:14PM +0530, Bharata B Rao wrote:
> Hi,
> 
> This is v4 of page hotness tracking and promotion sub-system pghot.
> 

Just fyi, we haven't started real workload testing, but we're setting
up the process soon.  Just wanted to let you know it's on the radar.

We want to test this at the same time with some fixes we've been
working on for multi-tenant fairness in the demotion/reclaim path.

~Gregory