oom_adj

[Maksim Orlovich]

> Lubos Lunak wrote:
>> It is a question if we should and can protect Xorg, since
>> the kernel can't tell which X client is the one creating too many X
>> resources
>> and causing Xorg to use a lot of memory.
>
> I've seen X eat 7 GB of address space (no, I am not kidding), apparently
> related to plasma, but killing plasma didn't help; I had to kill X. I'd
> rather see Qt learn to reconnect apps when X dies,

That's basically impossible for a properly written X application w/o
wasting tons of memory.

> and not protect X, since X is sometimes the problem.
>
> (FTR, I believe this is a bug in nvidia's cra^H^H^Hdrivers, not plasma.)

xrestop should tell what's leaking.