On Sat, Jul 23, 2022 at 03:49:13PM +0800, huang...@chinatelecom.cn wrote:
> From: Hyman Huang(黄勇) <huang...@chinatelecom.cn>
> 
> Introduce "x-vcpu-dirty-limit-period" migration experimental
> parameter, which is used to make dirtyrate calculation period
> configurable.
> 
> Signed-off-by: Hyman Huang(黄勇) <huang...@chinatelecom.cn>
> ---
>  migration/migration.c | 16 ++++++++++++++++
>  monitor/hmp-cmds.c    |  8 ++++++++
>  qapi/migration.json   | 31 ++++++++++++++++++++++++-------
>  3 files changed, 48 insertions(+), 7 deletions(-)
> 
> diff --git a/migration/migration.c b/migration/migration.c
> index e03f698..7b19f85 100644
> --- a/migration/migration.c
> +++ b/migration/migration.c
> @@ -116,6 +116,8 @@
>  #define DEFAULT_MIGRATE_ANNOUNCE_ROUNDS    5
>  #define DEFAULT_MIGRATE_ANNOUNCE_STEP    100
>  
> +#define DEFAULT_MIGRATE_VCPU_DIRTY_LIMIT_PERIOD     500     /* ms */

Why 500 but not DIRTYLIMIT_CALC_TIME_MS?

Is it intended to make this parameter experimental, but the other one not?

Thanks,

-- 
Peter Xu


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