Re: [Qemu-devel] [PATCH 1/4] migration: change initial value of expected_downtime

[Orit Wasserman]

On 02/01/2013 02:32 PM, Juan Quintela wrote:
> 0 is a very bad initial value, what we are trying to get is
> max_downtime, so that is a much better estimation.
> 
> Signed-off-by: Juan Quintela <address@hidden>
> ---
>  migration.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/migration.c b/migration.c
> index 77c1971..d86946e 100644
> --- a/migration.c
> +++ b/migration.c
> @@ -782,6 +782,8 @@ void migrate_fd_connect(MigrationState *s)
>      s->buffer = NULL;
>      s->buffer_size = 0;
>      s->buffer_capacity = 0;
> +    /* This is a best 1st approximation. ns to ms */
> +    s->expected_downtime = max_downtime/1000000;
> 
>      s->xfer_limit = s->bandwidth_limit / XFER_LIMIT_RATIO;
>      s->complete = false;
> 
Reviewed-by: Orit Wasserman <address@hidden>