That's the weird thing. Processes and user-space memory is the same in good 
memory and bad memory. ceph-osd memory usage looks good in all machines, cache 
is more of less the same. When I do a ps, htop or any other process review all 
look good, and coherent between all machines, containers or not.

Only difference I can see is using smem on the noncache kernel memory on 
containerized machines.

Maybe it's a podman issue, maybe a kernel. It does not seem related to ceph 
directly. I just asked here to see if anyone got the same issue.

Anyway, thanks for your time.

Luis Domingues
Proton AG


------- Original Message -------
On Wednesday, July 26th, 2023 at 09:01, Konstantin Shalygin <k0...@k0ste.ru> 
wrote:


> Without determining what exactly process (kernel or userspace) "eat" memory, 
> the ceph-users can't tell what exactly use memory, because don't see your 
> display with your eyes 🙂
>
> You should run this commands on good & bad hosts to see the real difference. 
> This may be related to kernel version, or Ceph options in container config or 
> ...
>
>
> k
> Sent from my iPhone
>
> > On 26 Jul 2023, at 07:26, Luis Domingues luis.doming...@proton.ch wrote:
> >
> > First, thank you for taking time to reply to me.
> >
> > However, my question was not on user-space memory neither on cache usage, 
> > as I can see on my machines everything sums up quite nicely.
> >
> > My question is: with packages, the non-cache kernel memory is around 2G to 
> > 3G, while with Podman usage, it is more around 10G, and it can go up to 
> > 40G-50G. Do anyone knows if this is expected and why this is the case?
> >
> > Maybe this is a podman related question and ceph-dev is not the best place 
> > to ask this kind of question, but maybe someone using cephadm saw similar 
> > behavior.
>
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