Re: [Qemu-devel] [PATCH 6/8] migration: implementation of hook_ram_sync

[Paolo Bonzini]

On 07/10/2015 08:20, Denis V. Lunev wrote:
> +        if (migrate_is_test()) {
> +            /* since no data is transfered during estimation all
> +               all measurements below will be incorrect.
> +               as well no need for delays. */
> +            continue;
> +        }

By applying delays, you can also test migration using bandwidth
limitations and try to estimate whether it will converge or not.
Perhaps if you use writev_buffer to implement the test QEMUFile you do
not need this anymore.

Paolo