Re: [Qemu-devel] [PATCH v3 10/10] migration: show the statistics of compression

[Peter Xu <peterx@redhat.com>]

On Thu, Aug 09, 2018 at 11:13:17AM +0800, Xiao Guangrong wrote:
> 
> 
> On 08/08/2018 02:12 PM, Peter Xu wrote:
> > On Tue, Aug 07, 2018 at 05:12:09PM +0800, guangrong.xiao@gmail.com wrote:
> > 
> > [...]
> > 
> > > @@ -1602,6 +1614,26 @@ static void migration_update_rates(RAMState *rs, int64_t end_time)
> > >               rs->xbzrle_cache_miss_prev) / page_count;
> > >           rs->xbzrle_cache_miss_prev = xbzrle_counters.cache_miss;
> > >       }
> > > +
> > > +    if (migrate_use_compression()) {
> > > +        compression_counters.busy_rate = (double)(compression_counters.busy -
> > > +            rs->compress_thread_busy_prev) / page_count;
> > 
> > So this is related to the previous patch - I still doubt its
> > correctness if page_count is the host pages count rather than the
> > guest pages'.  Other than that the patch looks good to me.
> 
> I think i can treat it as your Reviewed-by boldly. :)

Yes, please do. :)

Regards,

-- 
Peter Xu