On 23 May 2016 at 17:51, <m.roth@xxxxxxxxx> wrote:
> Hi, folks,
>
> We would like to run a container on a server, the reason being the COST
> of a Sybase license (it's by core), and what we can afford is a 4-core
> license. Now, the server's a nice Dell w/ 32 cores, so, ideally, what
> we want to do is set up containers, then, in one container, *only* have
> it see 4 cores, while the rest of the server, including (possibly)
> other containers, can see the other 28. The first try seems to have
> disabled *all* the cores other than those four.
>
> Is it possible to do what we want, and if so, some pointers would be
> most appreciated.
>
Docker has the --cpu option that might do what you need.
You can also do this without a container:
http://blog.scoutapp.com/articles/2014/11/04/restricting-process-cpu-usage-using-nice-cpulimit-and-cgroups
Another option is to use KVM and Libvirt (and virt-manager if you need a GUI)
--
Barak Korren
bkorren@xxxxxxxxxx
RHEV-CI Team
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