Re: Performance test for CUBIC in stable/14

From: Cheng Cui <cc_at_freebsd.org>
Date: Tue, 22 Oct 2024 19:57:42 UTC
What is the output from `ping` (latency) between these VMs?

cc

On Tue, Oct 22, 2024 at 11:31 AM void <void@f-m.fm> wrote:

> On Tue, Oct 22, 2024 at 10:59:28AM -0400, Cheng Cui wrote:
>
> > Please re-organize your test result in before/after patch order. So that
> I
> > can understand and compare them.
>
> Sure.
>
> Before:
>
> [ ID] Interval       Transfer     Bandwidth
> [  1] 0.00-60.02 sec  5.16 GBytes   738 Mbits/sec
>
> After:
>
> [ ID] Interval       Transfer     Bandwidth
> [  1] 0.00-60.01 sec  4.87 GBytes   697 Mbits/sec
>
> I was surprised as well. These numbers seem to be within the margin of
> error.
>
> I tested 'After' again just now:
>
>   - - - - - - - - - - - - - - - - - - - - - - - -
>   [ ID] Interval           Transfer     Bitrate         Retr
>   [  5]   0.00-60.06  sec  5.15 GBytes   737 Mbits/sec  963
>  sender
>   [  5]   0.00-60.06  sec  5.15 GBytes   737 Mbits/sec
> receiver
>
>   iperf Done.
>
> I can spin up another couple of unmodified VMs if you like - they'll be
> created from older stable/14 snapshots - and compare against those.
>
> --
>
>

-- 
Best Regards,
Cheng Cui