Subject: Re: [vserver] Scheduling/memory
From: Nirmal <vavatutu@gmail.com>
Date: Fri, 11 Jun 2010 07:10:45 -0700

Wonderful! Thanks.

--Nirmal

On Jun 11, 2010, at 3:45 AM, Herbert Poetzl <herbert@13thfloor.at>  
wrote:

> On Thu, Jun 10, 2010 at 11:54:44PM -0700, Siv wrote:
>> Am comparing Vserver against OpenVZ and came across this :
>
>> http://en.wikipedia.org/wiki/OpenVZ#CPU_scheduler
>> http://en.wikipedia.org/wiki/OpenVZ#User_Beancounters
>
>> It refers to two level scheduler for both cpu and I/O.
>> Does Vserver too use a two level scheduler?
>
> no, older versions implement a quite flexible TB scheduler
> which allows a lot more configurations than just a two
> level scheduler
>
> http://linux-vserver.org/CPU_Scheduler#Token_Bucket_Extension
>
> newer patches use the mainline scheduler which was extended
> to handle guest/cgroup shares properly
>
>> Also strict cpu limits, beancounters for memory/file -
>> are these possible in vserver too?
>
> yes, for old as well as for new kernels, we call them
> limits (instead of beancounters) but they have been there
> since the early days (almost a decade ago)
>
>> Hope it is, just checking.
>
> np
>
>> Does Vserver support MIPS?
>
> Linux-VServer supports all Linux kernel archs. this
> doesn't mean that we have the resources to check each
> on every release, but if you encounter some issues on
> MIPS (32 or 64bit) just let us know and they will be
> fixed ASAP
>
>> I can see it supports x86 and powerpc.
>
> and many others ...
>
> best,
> Herbert
>
>> --Siv--