<div dir="ltr"><div><div>I am troubled by the number of data points flent reports for some pings and uploads in this setup. A typical ack-filter result, similar to rrul2 I posted before, looks like this:<br>Summary of rrul test run 'rrul_cakeeth_ds3_900mbit_45mbit_ack' (at 2017-11-29 14:37:5<br>5.719180):<br><br> avg median # data pts<br> Ping (ms) ICMP : 100.29 100.00 ms 337<br> Ping (ms) UDP BE : 297.62 100.20 ms 156<br> Ping (ms) UDP BK : 409.84 100.20 ms 109<br> Ping (ms) UDP EF : 414.94 100.20 ms 121<br> Ping (ms) avg : 374.13 100.05 ms 343<br> TCP download BE : 206.39 217.48 Mbits/s 301<br> TCP download BK : 163.05 163.81 Mbits/s 301<br> TCP download CS5 : 206.40 217.50 Mbits/s 301<br> TCP download EF : 203.18 215.23 Mbits/s 301<br> TCP download avg : 194.75 202.59 Mbits/s 301<br> TCP download sum : 779.02 810.36 Mbits/s 301<br> TCP totals : 781.55 810.66 Mbits/s 301<br> TCP upload BE : 1.86 24.68 Mbits/s 23<br> TCP upload BK : 0.15 1.72 Mbits/s 24<br> TCP upload CS5 : 0.25 2.26 Mbits/s 30<br> TCP upload EF : 0.27 2.15 Mbits/s 29<br> TCP upload avg : 0.63 7.59 Mbits/s 36<br> TCP upload sum : 2.53 30.38 Mbits/s 36<br><br></div>Shouldn't all "# data pts" be ~300?<br><br></div>George<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Nov 29, 2017 at 9:34 AM, Georgios Amanakis <span dir="ltr"><<a href="mailto:gamanakis@gmail.com" target="_blank">gamanakis@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>With ack-filter-aggressive I get results similar to rrul1 in ~10% of the runs, 90% are similar to rrul2.<br></div>With ack-filter I haven't managed yet to get a rrul1 result, all of them are similar to rrul2. <br></div>Will experiment more today.<br><br></div>George<span class=""><br><div><div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Nov 28, 2017 at 11:01 PM, Dave Taht <span dir="ltr"><<a href="mailto:dave.taht@gmail.com" target="_blank">dave.taht@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">the astounding figure is dropping ~70% of all packets, and tcp still<br>
works at all.<br>
<br>
682411 pkt (dropped 1511579 ...)<br>
<br>
is your 2nd result repeatable? What happens with just "ack-filter" not<br>
aggressive?<br>
<br>
I keep thinking that a way to coax more performance out of 40GigE+<br>
might be to drop more acks (as correctly as possible) before they even<br>
hit the server.<br><br></blockquote></div></div></div></div></div></div></span></div>
</blockquote></div><br></div>