Thread (18 messages) 18 messages, 2 authors, 2021-11-23

Re: [PATCH 00/15] Introduce DAMON-based Proactive Reclamation

From: Oleksandr Natalenko <hidden>
Date: 2021-11-21 22:32:21
Also in: linux-mm, lkml

Hello.

On úterý 19. října 2021 17:07:16 CET SeongJae Park wrote:
In short, DAMON_RECLAIM with 50ms/s time quota and regions prioritization on
v5.15-rc5 Linux kernel with ZRAM swap device achieves 38.58% memory saving
with only 1.94% runtime overhead.  For this, DAMON_RECLAIM consumes only
4.97% of single CPU time.
While it really consumes little CPU time, is it fine for `kdamond.0` to be in a 
D (uninterruptible sleep) state all the time while active, pushing loadavg 
over 1.0?

Thanks.

-- 
Oleksandr Natalenko (post-factum)

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