Re: 6.10/regression/bisected - after f1d97e769152 I spotted increased execution time of the kswapd0 process and symptoms as if there is not enough memory

[Andrea Gelmini]

Il giorno gio 4 lug 2024 alle ore 19:25 Filipe Manana
<fdmanana@xxxxxxxxxx> ha scritto:
> 1) First let's check that the problem is really a consequence of the shrinker.
>     Try this patch:
>
>     https://gist.githubusercontent.com/fdmanana/b44abaade0000d28ba0e1e1ae3ac4fee/raw/5c9bf0beb5aa156b893be2837c9244d035962c74/gistfile1.txt
>
>     This disables the shrinker. This is just to confirm if I'm looking
> in the right direction, if your problem is the same as Mikhail's and
> double check his bisection.

Ok, so, I confirm. With this change, just a little bit of PSI memory
sometime (<3%), but no skyrocket. Also, tar at full speed.

Now, I'm going to prepare the btrfs image to send you.

The other steps later.