memory consumption

[Barry]

> On 1 Apr 2021, at 13:46, Marco Ippolito <maroloccio at gmail.com> wrote:
> 
> 
>> 
>>>> What if you increase the machine's (operating system's) swap space? Does
>>>> that take care of the problem in practice?
>>> 
>>> I can`t do that because it will affect other containers running on this
>>> host.
>>> In my opinion it may significantly reduce their performance.
>> 
>> Assuming this a modern linux then you should have control groups that allow
>> you to set limits on memory and swap for each container.
>> 
>> Are you running with systemd?
> 
> If their problem is that their memory goes from `<low>` to `<high>` and then
> back down to `<mid>` rather than `<low>`, how could `cgroups` have helped in
> that case?
> 
> I suspect the high watermark of `<high>` needs to be reachable still and,
> secondly, that a forceful constraint whilst running would crash the container?
> 
> How else could one approach it?
> 

I was responding to the assertion that adding swap to the system would impact other containers.
The solution I have used is to set service/container resource limits to ensure they work as expected.

I was not suggestion this a fix for the memory leak.

Barry