* [Cerowrt-devel] linksys 1200ac lockout problem still exists @ 2016-11-20 19:29 Dave Taht 2016-11-20 19:30 ` Dave Taht 0 siblings, 1 reply; 10+ messages in thread From: Dave Taht @ 2016-11-20 19:29 UTC (permalink / raw) To: cerowrt-devel, LEDE Development List so, in a flood of optimism, I reflashed my linksys 1200ac with lede head. If you hit it with more than one download flow in netperf(flent), all successor flows still starve. http://www.taht.net/~d/linksys1200aclockout.png I was under the impression a fix (also adding BQL) had arrived for this problem in mainline. filed a bug on it just now, I should have done so long ago. https://bugs.lede-project.org/index.php?do=details&task_id=294 -- Dave Täht Let's go make home routers and wifi faster! With better software! http://blog.cerowrt.org ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 19:29 [Cerowrt-devel] linksys 1200ac lockout problem still exists Dave Taht @ 2016-11-20 19:30 ` Dave Taht 2016-11-20 19:43 ` Toke Høiland-Jørgensen ` (2 more replies) 0 siblings, 3 replies; 10+ messages in thread From: Dave Taht @ 2016-11-20 19:30 UTC (permalink / raw) To: cerowrt-devel Has the omnia got this problem? On Sun, Nov 20, 2016 at 11:29 AM, Dave Taht <dave.taht@gmail.com> wrote: > so, in a flood of optimism, I reflashed my linksys 1200ac with lede head. > > If you hit it with more than one download flow in netperf(flent), all > successor flows still starve. > > http://www.taht.net/~d/linksys1200aclockout.png > > I was under the impression a fix (also adding BQL) had arrived for > this problem in mainline. > > filed a bug on it just now, I should have done so long ago. > > https://bugs.lede-project.org/index.php?do=details&task_id=294 > > -- > Dave Täht > Let's go make home routers and wifi faster! With better software! > http://blog.cerowrt.org -- Dave Täht Let's go make home routers and wifi faster! With better software! http://blog.cerowrt.org ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 19:30 ` Dave Taht @ 2016-11-20 19:43 ` Toke Høiland-Jørgensen 2016-11-20 20:13 ` Sebastian Moeller 2016-11-20 20:24 ` Sebastian Moeller 2 siblings, 0 replies; 10+ messages in thread From: Toke Høiland-Jørgensen @ 2016-11-20 19:43 UTC (permalink / raw) To: Dave Taht; +Cc: cerowrt-devel Dave Taht <dave.taht@gmail.com> writes: > Has the omnia got this problem? Can check. Just finished fixing (well, working around) an annoying issue with the switch in the omnia: https://forum.turris.cz/t/swich-ports-offline-if-plugged-during-boot/1611 Steps to reproduce the lockout problem? -Toke ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 19:30 ` Dave Taht 2016-11-20 19:43 ` Toke Høiland-Jørgensen @ 2016-11-20 20:13 ` Sebastian Moeller 2016-11-20 20:32 ` Toke Høiland-Jørgensen 2016-11-20 20:24 ` Sebastian Moeller 2 siblings, 1 reply; 10+ messages in thread From: Sebastian Moeller @ 2016-11-20 20:13 UTC (permalink / raw) To: Dave Täht; +Cc: cerowrt-devel Hi Dave, > On Nov 20, 2016, at 20:30, Dave Taht <dave.taht@gmail.com> wrote: > > Has the omnia got this problem? Not sure, following your recipe from the LEDE bug, I attempted: bash-3.2$ ./run-flent -H netperf-eu.bufferbloat.net –test-parameter=download_streams=12 tcp_ndown Fatal error: Hostname lookup failed for host –test-parameter=download_streams=12: [Errno 8] nodename nor servname provided, or not known bash-3.2$ But as you see that does not work. At least not against netperf-eu.bufferbloat.net even though: bash-3.2$ ping -c 10 netperf-eu.bufferbloat.net PING kau.toke.dk (130.243.26.64): 56 data bytes 64 bytes from 130.243.26.64: icmp_seq=0 ttl=46 time=46.657 ms 64 bytes from 130.243.26.64: icmp_seq=1 ttl=46 time=47.011 ms 64 bytes from 130.243.26.64: icmp_seq=2 ttl=46 time=46.643 ms 64 bytes from 130.243.26.64: icmp_seq=3 ttl=46 time=46.932 ms 64 bytes from 130.243.26.64: icmp_seq=4 ttl=46 time=47.062 ms 64 bytes from 130.243.26.64: icmp_seq=5 ttl=46 time=46.635 ms 64 bytes from 130.243.26.64: icmp_seq=6 ttl=46 time=46.479 ms 64 bytes from 130.243.26.64: icmp_seq=7 ttl=46 time=46.545 ms 64 bytes from 130.243.26.64: icmp_seq=8 ttl=46 time=46.585 ms 64 bytes from 130.243.26.64: icmp_seq=9 ttl=46 time=46.587 ms --- kau.toke.dk ping statistics --- 10 packets transmitted, 10 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 46.479/46.714/47.062/0.197 ms So I must be doing something wrong, but what? I have never tried the tcp_ndown test, so aybe just pilot’s error… Best Regards Sebastian > > On Sun, Nov 20, 2016 at 11:29 AM, Dave Taht <dave.taht@gmail.com> wrote: >> so, in a flood of optimism, I reflashed my linksys 1200ac with lede head. >> >> If you hit it with more than one download flow in netperf(flent), all >> successor flows still starve. >> >> http://www.taht.net/~d/linksys1200aclockout.png >> >> I was under the impression a fix (also adding BQL) had arrived for >> this problem in mainline. >> >> filed a bug on it just now, I should have done so long ago. >> >> https://bugs.lede-project.org/index.php?do=details&task_id=294 >> >> -- >> Dave Täht >> Let's go make home routers and wifi faster! With better software! >> http://blog.cerowrt.org > > > > -- > Dave Täht > Let's go make home routers and wifi faster! With better software! > http://blog.cerowrt.org > _______________________________________________ > Cerowrt-devel mailing list > Cerowrt-devel@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cerowrt-devel ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 20:13 ` Sebastian Moeller @ 2016-11-20 20:32 ` Toke Høiland-Jørgensen 2016-11-20 20:36 ` Dave Taht 0 siblings, 1 reply; 10+ messages in thread From: Toke Høiland-Jørgensen @ 2016-11-20 20:32 UTC (permalink / raw) To: Sebastian Moeller; +Cc: Dave Täht, cerowrt-devel Sebastian Moeller <moeller0@gmx.de> writes: > Hi Dave, > >> On Nov 20, 2016, at 20:30, Dave Taht <dave.taht@gmail.com> wrote: >> >> Has the omnia got this problem? > > Not sure, following your recipe from the LEDE bug, I attempted: > bash-3.2$ ./run-flent -H netperf-eu.bufferbloat.net –test-parameter=download_streams=12 tcp_ndown > Fatal error: Hostname lookup failed for host –test-parameter=download_streams=12: [Errno 8] nodename nor servname provided, or not known > bash-3.2$ Think that's a copy-paste error. The bug tracker has turned -- into a long dash, which Flent doesn't understand and thus interprets the parameter as a hostname (which it understandably fails to lookup). -Toke ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 20:32 ` Toke Høiland-Jørgensen @ 2016-11-20 20:36 ` Dave Taht 2016-11-20 20:45 ` Sebastian Moeller 2016-11-20 20:45 ` Toke Høiland-Jørgensen 0 siblings, 2 replies; 10+ messages in thread From: Dave Taht @ 2016-11-20 20:36 UTC (permalink / raw) To: Toke Høiland-Jørgensen; +Cc: Sebastian Moeller, cerowrt-devel this a to-the-router test, not a through the router test. On Sun, Nov 20, 2016 at 12:32 PM, Toke Høiland-Jørgensen <toke@toke.dk> wrote: > Sebastian Moeller <moeller0@gmx.de> writes: > >> Hi Dave, >> >>> On Nov 20, 2016, at 20:30, Dave Taht <dave.taht@gmail.com> wrote: >>> >>> Has the omnia got this problem? >> >> Not sure, following your recipe from the LEDE bug, I attempted: >> bash-3.2$ ./run-flent -H netperf-eu.bufferbloat.net –test-parameter=download_streams=12 tcp_ndown >> Fatal error: Hostname lookup failed for host –test-parameter=download_streams=12: [Errno 8] nodename nor servname provided, or not known >> bash-3.2$ > > Think that's a copy-paste error. The bug tracker has turned -- into a > long dash, which Flent doesn't understand and thus interprets the > parameter as a hostname (which it understandably fails to lookup). > > -Toke -- Dave Täht Let's go make home routers and wifi faster! With better software! http://blog.cerowrt.org ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 20:36 ` Dave Taht @ 2016-11-20 20:45 ` Sebastian Moeller 2016-11-20 20:45 ` Toke Høiland-Jørgensen 1 sibling, 0 replies; 10+ messages in thread From: Sebastian Moeller @ 2016-11-20 20:45 UTC (permalink / raw) To: Dave Täht; +Cc: Toke Høiland-Jørgensen, cerowrt-devel [-- Attachment #1: Type: text/plain, Size: 2618 bytes --] Hi Dave, hi Toke, thanks for talking me through this: bash-3.2$ ./run-flent -H 192.168.42.1 --test-parameter=download_streams=12 tcp_12down Data file written to ./tcp_12down-2016-11-20T213901.312257.flent.gz. Summary of tcp_12down test run at 2016-11-20 20:39:01.312257: avg / median # data pts Ping (ms) ICMP : 365.65 / 116.48 ms 302 TCP download avg : 80.62 / 75.99 Mbits/s 301 TCP download sum : 967.41 / 755.47 Mbits/s 301 TCP download::1 : 2.91 / 1.03 Mbits/s 255 TCP download::10 : 1.01 / 0.54 Mbits/s 276 TCP download::11 : 23.44 / 0.01 Mbits/s 1 TCP download::12 : 207.33 / 170.06 Mbits/s 299 TCP download::2 : 146.25 / N/A Mbits/s 0 TCP download::3 : 137.22 / 147.26 Mbits/s 301 TCP download::4 : 1.44 / 1.08 Mbits/s 259 TCP download::5 : 176.87 / 164.81 Mbits/s 279 TCP download::6 : 0.63 / 0.32 Mbits/s 271 TCP download::7 : 0.73 / 0.50 Mbits/s 262 TCP download::8 : 133.51 / 150.26 Mbits/s 296 TCP download::9 : 136.07 / 150.13 Mbits/s 300 bash-3.2$ So this certainly looks like the omnia has similar issues… Best Regards Sebastian > On Nov 20, 2016, at 21:36, Dave Taht <dave.taht@gmail.com> wrote: > > this a to-the-router test, not a through the router test. > > On Sun, Nov 20, 2016 at 12:32 PM, Toke Høiland-Jørgensen <toke@toke.dk> wrote: >> Sebastian Moeller <moeller0@gmx.de> writes: >> >>> Hi Dave, >>> >>>> On Nov 20, 2016, at 20:30, Dave Taht <dave.taht@gmail.com> wrote: >>>> >>>> Has the omnia got this problem? >>> >>> Not sure, following your recipe from the LEDE bug, I attempted: >>> bash-3.2$ ./run-flent -H netperf-eu.bufferbloat.net –test-parameter=download_streams=12 tcp_ndown >>> Fatal error: Hostname lookup failed for host –test-parameter=download_streams=12: [Errno 8] nodename nor servname provided, or not known >>> bash-3.2$ >> >> Think that's a copy-paste error. The bug tracker has turned -- into a >> long dash, which Flent doesn't understand and thus interprets the >> parameter as a hostname (which it understandably fails to lookup). >> >> -Toke > > > > -- > Dave Täht > Let's go make home routers and wifi faster! With better software! > http://blog.cerowrt.org [-- Attachment #2.1: Type: text/html, Size: 5444 bytes --] [-- Attachment #2.2: tcp_12down_20161120_netserver_on_omnia.png --] [-- Type: image/png, Size: 65885 bytes --] ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 20:36 ` Dave Taht 2016-11-20 20:45 ` Sebastian Moeller @ 2016-11-20 20:45 ` Toke Høiland-Jørgensen 2016-11-20 20:48 ` Toke Høiland-Jørgensen 1 sibling, 1 reply; 10+ messages in thread From: Toke Høiland-Jørgensen @ 2016-11-20 20:45 UTC (permalink / raw) To: Dave Taht; +Cc: Sebastian Moeller, cerowrt-devel [-- Attachment #1: Type: text/plain, Size: 196 bytes --] Dave Taht <dave.taht@gmail.com> writes: > this a to-the-router test, not a through the router test. Yup, happens on the Omnia as well. See attached. Fairly old kernel on that, though... -Toke [-- Attachment #2: tcp_ndown-2016-11-20T214220.946956.Test_12_streams_to_Omnia.flent.gz --] [-- Type: application/octet-stream, Size: 27295 bytes --] [-- Attachment #3: omnia_lockout.png --] [-- Type: image/png, Size: 53105 bytes --] ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 20:45 ` Toke Høiland-Jørgensen @ 2016-11-20 20:48 ` Toke Høiland-Jørgensen 0 siblings, 0 replies; 10+ messages in thread From: Toke Høiland-Jørgensen @ 2016-11-20 20:48 UTC (permalink / raw) To: Dave Taht; +Cc: Sebastian Moeller, cerowrt-devel Toke Høiland-Jørgensen <toke@toke.dk> writes: > Dave Taht <dave.taht@gmail.com> writes: > >> this a to-the-router test, not a through the router test. > > Yup, happens on the Omnia as well. See attached. Fairly old kernel on > that, though... Not just new connections that die, BTW. My SSH session froze up as well. Oh, and my test was running through the WAN port... -Toke ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [Cerowrt-devel] linksys 1200ac lockout problem still exists 2016-11-20 19:30 ` Dave Taht 2016-11-20 19:43 ` Toke Høiland-Jørgensen 2016-11-20 20:13 ` Sebastian Moeller @ 2016-11-20 20:24 ` Sebastian Moeller 2 siblings, 0 replies; 10+ messages in thread From: Sebastian Moeller @ 2016-11-20 20:24 UTC (permalink / raw) To: Dave Täht; +Cc: cerowrt-devel [-- Attachment #1: Type: text/plain, Size: 2677 bytes --] Hi Dave, when I use tcp_12down instead of tcp_ndown I end up with something looking sane (see attached image?) Also: Summary of tcp_12down test run at 2016-11-20 20:16:54.350770: avg / median # data pts Ping (ms) ICMP : 54.08 / 53.75 ms 351 TCP download avg : 3.52 / 3.57 Mbits/s 301 TCP download sum : 42.24 / 42.79 Mbits/s 301 TCP download::1 : 3.50 / 3.63 Mbits/s 301 TCP download::10 : 3.55 / 3.61 Mbits/s 301 TCP download::11 : 3.57 / 3.62 Mbits/s 301 TCP download::12 : 3.54 / 3.66 Mbits/s 300 TCP download::2 : 3.51 / 3.61 Mbits/s 300 TCP download::3 : 3.55 / 3.61 Mbits/s 301 TCP download::4 : 3.59 / 3.67 Mbits/s 300 TCP download::5 : 3.46 / 3.55 Mbits/s 300 TCP download::6 : 3.49 / 3.60 Mbits/s 301 TCP download::7 : 3.50 / 3.59 Mbits/s 300 TCP download::8 : 3.48 / 3.57 Mbits/s 301 TCP download::9 : 3.50 / 3.58 Mbits/s 300 looks fine. But maybe tcp_12down is not exactly doing the same as tcp_ndown… I tested from a laptop attached to one of the omnia’s lan ports (omnia’s wan is connected to the lan port of a LEDE r2222 wndr3700v2 with double NAT). Best Regards Sebastian > On Nov 20, 2016, at 20:30, Dave Taht <dave.taht@gmail.com> wrote: > > Has the omnia got this problem? > > On Sun, Nov 20, 2016 at 11:29 AM, Dave Taht <dave.taht@gmail.com> wrote: >> so, in a flood of optimism, I reflashed my linksys 1200ac with lede head. >> >> If you hit it with more than one download flow in netperf(flent), all >> successor flows still starve. >> >> http://www.taht.net/~d/linksys1200aclockout.png >> >> I was under the impression a fix (also adding BQL) had arrived for >> this problem in mainline. >> >> filed a bug on it just now, I should have done so long ago. >> >> https://bugs.lede-project.org/index.php?do=details&task_id=294 >> >> -- >> Dave Täht >> Let's go make home routers and wifi faster! With better software! >> http://blog.cerowrt.org > > > > -- > Dave Täht > Let's go make home routers and wifi faster! With better software! > http://blog.cerowrt.org > _______________________________________________ > Cerowrt-devel mailing list > Cerowrt-devel@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cerowrt-devel [-- Attachment #2.1: Type: text/html, Size: 5304 bytes --] [-- Attachment #2.2: tcp_12down_20161120.png --] [-- Type: image/png, Size: 40178 bytes --] ^ permalink raw reply [flat|nested] 10+ messages in thread
end of thread, other threads:[~2016-11-20 20:48 UTC | newest] Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2016-11-20 19:29 [Cerowrt-devel] linksys 1200ac lockout problem still exists Dave Taht 2016-11-20 19:30 ` Dave Taht 2016-11-20 19:43 ` Toke Høiland-Jørgensen 2016-11-20 20:13 ` Sebastian Moeller 2016-11-20 20:32 ` Toke Høiland-Jørgensen 2016-11-20 20:36 ` Dave Taht 2016-11-20 20:45 ` Sebastian Moeller 2016-11-20 20:45 ` Toke Høiland-Jørgensen 2016-11-20 20:48 ` Toke Høiland-Jørgensen 2016-11-20 20:24 ` Sebastian Moeller
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