LKML News v5.18

[RFC] Add swappiness argument to memory.reclaim (Yosry Ahmed)

https://lkml.kernel.org/r/CAJD7tkbDpyoODveCsnaqBBMZEkDvshXJmNdbk51yKSNgD7aGdg@mail.gmail.com

Yosry is proposing to add swappiness argument to memory.reclaim cgroup file to provide a way to enforce user policy on a stateless per-reclaim basis.

[PATCH v11 00/14] Multi-Gen LRU Framework (Yu Zhao)

https://lkml.kernel.org/r/20220518014632.922072-1-yuzhao@google.com

The eleventh version of the patchset for MGLRU has posted. Maybe this has revised based on the comments from LSFMM.

[PATCH] memcg: provide reclaim stats via ‘memory.reclaim’ (Vaibhav Jain)

https://lkml.kernel.org/r/20220518223815.809858-1-vaibhav@linux.ibm.com

This patch extends the memory.reclaim, the memcg’s proactive reclaim knob, to provide the statistics of the reclaimation.

Linux 5.18 (Linus Torvalds)

https://lkml.kernel.org/r/CAHk-=wjiqyoH6qntYvYTjR1F2L-pHtgX9esZMRS13iktCOJ1zA@mail.gmail.com

There was no surprise in last week, so the v5.18 has released as scheduled. This also means the merge window for v5.19 has opened.

Below is the diffstat of the releases in the last two years.

Note that the y-axis is in logarithm. I draw it using https://github.com/sjp38/relstat and https://github.com/sjp38/lazybox using below command:

$ relstat.py --since 2020-05-23 | ~/lazybox/gnuplot/plot.py \
    --data_fmt table --type labeled-lines --xtics_rotate -90 \
    --font "Times New Roman, 5pt" --ylog --pointsize 0.3