Re: Resident memory set size
Michael Kelly, le lun. 12 mai 2025 15:38:48 +0100, a ecrit:
> On 12/05/2025 08:45, Samuel Thibault wrote:
>
> I was so surprised by this that I actually commented out all of the
> code in vm_pageout_scan except for the page balancing but it still did
> the same.
>
> Have you tried commenting the page balancing?
>
> I did indeed try commenting that out too which in effect made pageout_scan a
> noop but that resulted in the system 'freezing' after launching the 3rd
> process.
Argl. That's surprising, though, the allocator should be using mostly
high-level memory segments, and fallback to the lower segments only if
memory is really scarce, I don't think we have so much demand for lower
segments otherwise...
> I could enter the kernel debugger but not interact with the system via
> any console.
You can check the allocation load with show vmstat
Samuel
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