[libvirt] [Qemu-devel] incorrect memory size inside vm

[Vasiliy Tolstov]

2015-06-18 1:40 GMT+03:00 Andrey Korolyov <andrey at xdel.ru>:
>
> Yes, but I`m afraid that I don`t fully understand why do you need this
> when pure hotplug mechanism is available, aside may be nice memory
> stats from balloon and easy-to-use deflation. Just populate a couple
> of static dimms with small enough 'base' e820 memory and use  balloon
> on this setup, you`ll get the reserved memory footprint as small as it
> would be in setup with equal overall amount of memory populated via
> BIOS. For example, you may use -m 128 ... {handful amount of memory
> placed in memory slots} setup to achieve the thing you want.


I have debian wheezy guests with 3.4 kernels (or 3.2..) and many
others like 32 centos 6, opensue , ubuntu, and other.
Does memory hotplug works with this distros (kernels)?

-- 
Vasiliy Tolstov,
e-mail: v.tolstov at selfip.ru