Hi benno, hi Stefan, * Sebastian Benoit wrote: > > and then running your test - with current, and maybe with the older "fast" > kernel as well.
Sure, here you go. First run with the kernel from Dec 8, second run with a fresh kernel from Jan 1. I also run netstat -W/-I for the second run. Cheers Matthias ------------------------------------------------------------------------------ - First run with the fast kernel - ------------------------------------------------------------------------------ OpenBSD 6.2-current (GENERIC.MP) #261: Fri Dec 8 11:22:29 MST 2017 % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 100M 100 100M 0 0 2844k 0 0:00:36 0:00:36 --:--:-- 3068k 100 100M 100 100M 0 0 3200k 0 0:00:32 0:00:32 --:--:-- 3107k 100 100M 100 100M 0 0 3103k 0 0:00:33 0:00:33 --:--:-- 3287k 100 100M 100 100M 0 0 3103k 0 0:00:33 0:00:33 --:--:-- 3089k 100 100M 100 100M 0 0 2925k 0 0:00:35 0:00:35 --:--:-- 3146k 100 100M 100 100M 0 0 2767k 0 0:00:37 0:00:37 --:--:-- 2369k 100 100M 100 100M 0 0 3303k 0 0:00:31 0:00:31 --:--:-- 2768k 100 100M 100 100M 0 0 3011k 0 0:00:34 0:00:34 --:--:-- 3017k 100 100M 100 100M 0 0 3303k 0 0:00:31 0:00:31 --:--:-- 2869k 100 100M 100 100M 0 0 2925k 0 0:00:35 0:00:35 --:--:-- 2896k 2018-01-03T16:49:20.236Z sigma /bsd: iwm0: RUN -> INIT 2018-01-03T16:49:20.323Z sigma /bsd: iwm0: begin active scan 2018-01-03T16:49:20.375Z sigma /bsd: iwm0: SCAN -> INIT 2018-01-03T16:49:20.462Z sigma /bsd: iwm0: begin active scan 2018-01-03T16:49:20.466Z sigma /bsd: iwm0: SCAN -> INIT 2018-01-03T16:49:20.553Z sigma /bsd: iwm0: begin active scan 2018-01-03T16:49:20.560Z sigma /bsd: iwm0: SCAN -> INIT 2018-01-03T16:49:20.648Z sigma /bsd: iwm0: begin active scan 2018-01-03T16:49:20.652Z sigma /bsd: iwm0: SCAN -> INIT 2018-01-03T16:49:20.739Z sigma /bsd: iwm0: begin active scan 2018-01-03T16:49:20.748Z sigma /bsd: iwm0: SCAN -> INIT 2018-01-03T16:49:20.749Z sigma dhclient[43144]: fatal in iwm0: down 2018-01-03T16:49:20.846Z sigma /bsd: iwm0: begin active scan 2018-01-03T16:49:25.316Z sigma /bsd: iwm0: end active scan 2018-01-03T16:49:25.317Z sigma /bsd: - 00:0e:c6:03:xx:xx 1! +9 54M ess no! rsn! "WiFi_OBDII"! [ Cut APs from neighbours ] 2018-01-03T16:49:25.327Z sigma /bsd: - d4:40:f0:b0:xx:xx 1! +11 54M ess privacy rsn "WLAN-Y2DX74"! 2018-01-03T16:49:25.327Z sigma /bsd: iwm0: SCAN -> AUTH 2018-01-03T16:49:25.328Z sigma /bsd: iwm0: sending auth to cc:ce:1e:8b:cf:d2 on channel 6 mode 11g 2018-01-03T16:49:25.328Z sigma /bsd: iwm0: AUTH -> ASSOC 2018-01-03T16:49:25.329Z sigma /bsd: iwm0: sending assoc_req to cc:ce:1e:8b:cf:d2 on channel 6 mode 11g 2018-01-03T16:49:25.339Z sigma /bsd: iwm0: received msg 1/4 of the 4-way handshake from cc:ce:1e:8b:cf:d2 2018-01-03T16:49:25.340Z sigma /bsd: iwm0: sending msg 2/4 of the 4-way handshake to cc:ce:1e:8b:cf:d2 2018-01-03T16:49:25.342Z sigma /bsd: iwm0: ASSOC -> RUN 2018-01-03T16:49:25.342Z sigma /bsd: iwm0: associated with cc:ce:1e:8b:cf:d2 ssid "home" channel 6 start MCS 0 short preamble short slot time HT enabled 2018-01-03T16:49:25.343Z sigma /bsd: iwm0: missed beacon threshold set to 7 beacons, beacon interval is 100 TU 2018-01-03T16:49:25.350Z sigma /bsd: iwm0: received msg 3/4 of the 4-way handshake from cc:ce:1e:8b:cf:d2 2018-01-03T16:49:25.351Z sigma /bsd: iwm0: sending msg 4/4 of the 4-way handshake to cc:ce:1e:8b:cf:d2 2018-01-03T16:49:26.301Z sigma /bsd: iwm0: sending action to cc:ce:1e:8b:cf:d2 on channel 6 mode 11n 2018-01-03T16:55:47.987Z sigma /bsd: iwm0: received msg 1/2 of the group key handshake from cc:ce:1e:8b:cf:d2 2018-01-03T16:55:47.988Z sigma /bsd: iwm0: sending msg 2/2 of the group key handshake to cc:ce:1e:8b:cf:d2 [ Stopped here ] ----------------------------------------------------------------------------- - Second run where performance drops after a while - ----------------------------------------------------------------------------- OpenBSD 6.2-current (GENERIC.MP) #313: Mon Jan 1 17:51:21 MST 2018 % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 100M 100 100M 0 0 2625k 0 0:00:39 0:00:39 --:--:-- 3075k 100 100M 100 100M 0 0 2844k 0 0:00:36 0:00:36 --:--:-- 2677k 100 100M 100 100M 0 0 2844k 0 0:00:36 0:00:36 --:--:-- 2766k 100 100M 100 100M 0 0 2497k 0 0:00:41 0:00:41 --:--:-- 2824k 100 100M 100 100M 0 0 3657k 0 0:00:28 0:00:28 --:--:-- 2919k 100 100M 100 100M 0 0 2438k 0 0:00:42 0:00:42 --:--:-- 3012k 100 100M 100 100M 0 0 2844k 0 0:00:36 0:00:36 --:--:-- 2931k 100 100M 100 100M 0 0 2844k 0 0:00:36 0:00:36 --:--:-- 2480k 100 100M 100 100M 0 0 325k 0 0:05:15 0:05:15 --:--:-- 157k (drops begin here) 53 100M 53 53.7M 0 0 145k 0 0:11:45 0:06:19 0:05:26 147k^C 2018-01-03T17:07:03.891Z sigma /bsd: iwm0: SCAN -> INIT 2018-01-03T17:07:03.892Z sigma dhclient[56053]: fatal in iwm0: down 2018-01-03T17:07:03.985Z sigma /bsd: iwm0: begin active scan 2018-01-03T17:07:08.437Z sigma /bsd: iwm0: end active scan 2018-01-03T17:07:08.438Z sigma /bsd: - 00:0e:c6:03:xx:xx 1! +6 54M ess no! rsn! "WiFi_OBDII"! [Cut APs from neighbours] 2018-01-03T17:07:08.452Z sigma /bsd: - ce:ce:1e:8b:cf:d2 6 +49 54M ess privacy rsn "untrusted.ka.v01d"! 2018-01-03T17:07:08.453Z sigma /bsd: iwm0: SCAN -> AUTH 2018-01-03T17:07:08.453Z sigma /bsd: iwm0: sending auth to cc:ce:1e:8b:cf:d2 on channel 6 mode 11g 2018-01-03T17:07:08.454Z sigma /bsd: iwm0: AUTH -> ASSOC 2018-01-03T17:07:08.454Z sigma /bsd: iwm0: sending assoc_req to cc:ce:1e:8b:cf:d2 on channel 6 mode 11g 2018-01-03T17:07:08.468Z sigma /bsd: iwm0: ASSOC -> RUN 2018-01-03T17:07:08.468Z sigma /bsd: iwm0: associated with cc:ce:1e:8b:cf:d2 ssid "home" channel 6 start MCS 0 short preamble short slot time HT enabled 2018-01-03T17:07:08.468Z sigma /bsd: iwm0: missed beacon threshold set to 7 beacons, beacon interval is 100 TU 2018-01-03T17:07:09.465Z sigma /bsd: iwm0: received msg 1/4 of the 4-way handshake from cc:ce:1e:8b:cf:d2 2018-01-03T17:07:09.465Z sigma /bsd: iwm0: sending msg 2/4 of the 4-way handshake to cc:ce:1e:8b:cf:d2 2018-01-03T17:07:09.474Z sigma /bsd: iwm0: received msg 3/4 of the 4-way handshake from cc:ce:1e:8b:cf:d2 2018-01-03T17:07:09.474Z sigma /bsd: iwm0: sending msg 4/4 of the 4-way handshake to cc:ce:1e:8b:cf:d2 2018-01-03T17:07:10.070Z sigma /bsd: iwm0: sending action to cc:ce:1e:8b:cf:d2 on channel 6 mode 11n 2018-01-03T17:15:48.141Z sigma /bsd: iwm0: received msg 1/2 of the group key handshake from cc:ce:1e:8b:cf:d2 2018-01-03T17:15:48.141Z sigma /bsd: iwm0: sending msg 2/2 of the group key handshake to cc:ce:1e:8b:cf:d2 [I interrypted the second slow transfer] netstat -n -I iwm0 Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Colls iwm0 1500 <Link> 18:5e:0f:16:65:cf 629233 1614 361284 1039 0 iwm0 1500 172.23.5/24 172.23.5.79 629233 1614 361284 1039 0 iwm0 1500 fe80::%iwm0 fe80::1a5e:fff:fe 629233 1614 361284 1039 0 iwm0 1500 2001:16b8:2 2001:16b8:22fc:cb 629233 1614 361284 1039 0 iwm0 1500 2001:16b8:2 2001:16b8:22fc:cb 629233 1614 361284 1039 0 I recorded some more netstat -I snaps and while Ierrs stay constant Oerrs increase (1039. 1131. 11831, 1322). Colls stay at zero. I also recorded some netstat -W and filtered out all 0 values. Here's the first, the next ones are only diffs to the first one or following ones: ieee80211 on iwm0: 3 input packet duplicates discarded 7 input multicast echo packets discarded 258 input wep/wpa packets processing failed 8 input control packets discarded 5 input eapol-key packets 1 output packet on unauthenticated port 8 active scans started 258 ccmp replayed frames 2 new input block ack agreements 11494 input frames below block ack window start 357 input frames above block ack window end 357 input block ack window slides 1356 duplicate input block ack frames 2185 expected input block ack frames never arrived 29 input block ack window gaps timed out ieee80211 on iwm0: 6 input eapol-key packets 2195 expected input block ack frames never arrived 36 input block ack window gaps timed out ieee80211 on iwm0: 11503 input frames below block ack window start 2209 expected input block ack frames never arrived 46 input block ack window gaps timed out