Re: [Qemu-devel] [RFC PATCH RDMA support v4: 03/10] more verbose documentation of the RDMA transport

[Michael S. Tsirkin]

On Tue, Mar 19, 2013 at 11:08:24AM -0400, Michael R. Hines wrote:
> This is actual a much bigger problem that I thought, not just for RDMA:
> 
> Currently the *sender* side is does not support overcommit
> during a regular TCP migration.......I assume because the
> migration_bitmap does not know which memory is mapped or
> unmapped by the host kernel.
> 
> Is this a known issue?
> 
> - Michael

I don't really understand what you are saying here.
Do you see some bug with migration where we might use
more memory than allowed by cgroups?