Re: [Xen-users] Dom0 memory

[Jaya Dhanesh <jaya.dhanesh@xxxxxxxxxxxx>]

When I run top on the system, it considers the memory and load for the 
Dom0 and not for the entire
system. How do I know if the system is loaded?

Thanks,
Dhanesh.
On 06/30/2014 10:02 PM, Simon Hobson wrote:
> Jaya Dhanesh <jaya.dhanesh@xxxxxxxxxxxx> wrote:
>
> > Is this the expected behavior and any settings required for Dom0 to reclaim the 
> > memory when a vm is destroyed?
> I believe accepted good practice isn't to dynamically allocate your Dom0 memory 
> - even though it's the default. AIUI, certain memory structures are allocated 
> at boot time and sized according to memory available and so you end up with a 
> suboptimal set of structures when Dom0 balloons down.
> You can specify Dom0 memory through a boot time option (dom0_mem) to Xen - then 
> Dom0 starts with a memory allocation that's more appropriate to what it'll need.
>
>
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