Date: Tue, 22 Oct 2024 15:57:42 -0400 From: Cheng Cui <cc@freebsd.org> To: void <void@f-m.fm> Cc: freebsd-net@freebsd.org Subject: Re: Performance test for CUBIC in stable/14 Message-ID: <CAGaXuiJvC2i5yxEaaDmHMoadPzkk3oqQOzg1yiqBuhTR%2B=R9Sg@mail.gmail.com> In-Reply-To: <ZxfFRg3tYtdQt0hM@vm2> References: <Zw_6SNSEW5mXMy_I@vm2> <CAGaXuiL_Fk=_FtU23RoJBP0WguU8_-y3Tb1iZ=T2unVv-2aRpA@mail.gmail.com> <ZxDdnSngi13UyZSL@vm2> <CAGaXuiK52ufOs-eVfKHAYpGxRyGfCMpbbZy4GcShybTzHcjDGg@mail.gmail.com> <ZxEqfISBJIW75p_P@vm2> <CAGaXuiJW5QW1eFqjXtSO%2BojOX5G12B56%2BnzE9zaVR7nB33VjWA@mail.gmail.com> <ZxJe8e8sRU9NCHv4@vm2> <CAGaXuiKD-b4PGrqfxy9zk-BRxU==HMc9KshqyJGzH8saeOLf1A@mail.gmail.com> <ZxaccxFblDt0UQWR@int21h> <CAGaXui%2BQ7wCM1dAKis%2BvNaNJ5uODeiC765hoXWT4OBtT7npprw@mail.gmail.com> <ZxfFRg3tYtdQt0hM@vm2>
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--000000000000d124940625163050 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable What is the output from `ping` (latency) between these VMs? cc On Tue, Oct 22, 2024 at 11:31=E2=80=AFAM 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 tha= t > 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. > > -- > > --=20 Best Regards, Cheng Cui --000000000000d124940625163050 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><div>What is the output from `ping` (latency) between thes= e VMs?</div><div><br></div><div>cc</div><br><div class=3D"gmail_quote"><div= dir=3D"ltr" class=3D"gmail_attr">On Tue, Oct 22, 2024 at 11:31=E2=80=AFAM = void <<a href=3D"mailto:void@f-m.fm">void@f-m.fm</a>> wrote:<br></div= ><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border= -left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);= padding-left:1ex">On Tue, Oct 22, 2024 at 10:59:28AM -0400, Cheng Cui wrote= :<br> <br> > Please re-organize your test result in before/after patch order. So th= at I<br> > can understand and compare them.<br> <br> Sure.<br> <br> Before:<br> <br> [ ID] Interval=C2=A0 =C2=A0 =C2=A0 =C2=A0Transfer=C2=A0 =C2=A0 =C2=A0Bandwi= dth<br> [=C2=A0 1] 0.00-60.02 sec=C2=A0 5.16 GBytes=C2=A0 =C2=A0738 Mbits/sec<br> <br> After:<br> <br> [ ID] Interval=C2=A0 =C2=A0 =C2=A0 =C2=A0Transfer=C2=A0 =C2=A0 =C2=A0Bandwi= dth<br> [=C2=A0 1] 0.00-60.01 sec=C2=A0 4.87 GBytes=C2=A0 =C2=A0697 Mbits/sec<br> <br> I was surprised as well. These numbers seem to be within the margin of erro= r.<br> <br> I tested 'After' again just now:<br> <br> =C2=A0 - - - - - - - - - - - - - - - - - - - - - - - -<br> =C2=A0 [ ID] Interval=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Transfer=C2= =A0 =C2=A0 =C2=A0Bitrate=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Retr<br> =C2=A0 [=C2=A0 5]=C2=A0 =C2=A00.00-60.06=C2=A0 sec=C2=A0 5.15 GBytes=C2=A0 = =C2=A0737 Mbits/sec=C2=A0 963=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0sender<br> =C2=A0 [=C2=A0 5]=C2=A0 =C2=A00.00-60.06=C2=A0 sec=C2=A0 5.15 GBytes=C2=A0 = =C2=A0737 Mbits/sec=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 receiver<br> <br> =C2=A0 iperf Done.<br> <br> I can spin up another couple of unmodified VMs if you like - they'll be= <br> created from older stable/14 snapshots - and compare against those.<br> <br> -- <br> <br> </blockquote></div><br clear=3D"all"><div><br></div><span class=3D"gmail_si= gnature_prefix">-- </span><br><div dir=3D"ltr" class=3D"gmail_signature"><d= iv dir=3D"ltr"><div></div>Best Regards,<div>Cheng Cui</div></div></div></di= v> --000000000000d124940625163050--
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