[Devel] Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory)

[Kirill Korotaev]

> CKRM/RG handles it this way:
> 
> Amount of a resource a child RG gets is the ratio of its share value to
> the parent's total # of shares. Children's resource allocation can be
> changed just by changing the parent's total # of shares.
> 
> If you case about initial situation would be:
>   Total memory in the system 100MB 
>   parent's total # of shares: 100 (1 share == 1MB)
>   10 children with # of shares: 10 (i.e each children has 10MB)
> 
> When I want to add another child, just change parent's total # of shares
> to be say 125:
>   Total memory in the system 100MB
>   parent's total # of shares: 125 (1 share == 0.8MB)
>   10 children with # of shares: 10 (i.e each children has 8MB)
> Now you are left with 25 shares (or 20MB) that you can assign to new
> child(ren) as you please.

setting memory in "shares" doesn't look user friendly at all...

Kirill