* Re: [Bloat] [Codel] fq_"codel" in apple's gear [not found] ` <CAA93jw5VcHe0dpSVFu9zXd58JUhNiA1Z=gVASohfHctHTC+EpA@mail.gmail.com> @ 2023-10-14 19:01 ` Dave Taht 2023-10-14 19:44 ` Sebastian Moeller 0 siblings, 1 reply; 4+ messages in thread From: Dave Taht @ 2023-10-14 19:01 UTC (permalink / raw) To: Jonathan Morton, bloat; +Cc: codel I would be curious if fq_"codel" was still in use on the current apple products. On an OSX box, the magic command to look at the stats was: netstat -I en0 -qq # or whatever the right interface is And you can just poll that while slamming traffic through it. On Sat, Oct 14, 2023 at 11:50 AM Dave Taht <dave.taht@gmail.com> wrote: > > On Sat, Oct 14, 2023 at 11:17 AM Jonathan Morton <chromatix99@gmail.com> wrote: > > > > > On 14 Oct, 2023, at 8:23 pm, Dave Taht <dave.taht@gmail.com> wrote: > > > > > > I would really like someone with a fresh set of eyeballs to review the > > > "codel" portion of apple's latest code drop here: > > > > > > https://www.linkedin.com/feed/update/urn:li:activity:7118969694987935744/ > > > > So far as I can tell, it still implements DRR++ (with a comment referencing RFC-8290), but not Codel (there's also no comment referencing RFC-8289). There's at least one function for handling ECN which is simply not called, at least not in that source file. > > Thank you for summoning the gumption to look again. I was having blood > pressure problems. > > > In fact, I looked in the header to see where an ECN mark counter was defined. It is referenced in essentially three places: the definition, an extraction for reporting to userspace, and an increment - in a function implementing L4S marking, not Codel. > > > > A similar counter for "early dropped" packets is incremented only when packets have to be dropped in an emergency because the queue is *full*. That's the other counter I would expect to be touched by an AQM implementation. > > Yep. I had run some tests then and saw the rtts climbing alarmingly, > while polling their stack and only seeing drops in big bursty batches, > total resets of the tcp flow, and so on. > > > So, no tangible improvement that I can find easily. > > > > - Jonathan Morton > > > > -- > Oct 30: https://netdevconf.info/0x17/news/the-maestro-and-the-music-bof.html > Dave Täht CSO, LibreQos -- Oct 30: https://netdevconf.info/0x17/news/the-maestro-and-the-music-bof.html Dave Täht CSO, LibreQos ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Bloat] [Codel] fq_"codel" in apple's gear 2023-10-14 19:01 ` [Bloat] [Codel] fq_"codel" in apple's gear Dave Taht @ 2023-10-14 19:44 ` Sebastian Moeller 2023-10-14 19:46 ` Dave Taht 0 siblings, 1 reply; 4+ messages in thread From: Sebastian Moeller @ 2023-10-14 19:44 UTC (permalink / raw) To: Dave Täht; +Cc: Jonathan Morton, bloat, codel Hi Dave, > On Oct 14, 2023, at 21:01, Dave Taht <dave.taht@gmail.com> wrote: > > netstat -I en0 -qq Here is a bit of output from macosx monterey 12.7 (on intel hardware). I know this is not really recent, ut it is the most recent I have available... This is on an realtek based USB3 ethernet dongle that used to support 1 Gbps, but at from macosx update on it is stuck on 100Mbps FastEthernet... Here is the output after a flent test: Out of my "--test-parameter markings=CS0,CS1,CS2,CS3,CS4,CS5,CS6,CS7" it seems only CS1 was honored and put into BK the rest all ended up in BE... I have zero clue what macos uses to steer packets into the different classes, might be DSCP alone, but then at least using some more exotic ones than boring CS6/CS7 No idea what CTL is, the average packet size mist be around 67 bytes... macbook:CAKE-autorate user$ netstat -I en3 -qq en3: [ sched: FQ_CODEL qlength: 0/128 ] [ pkts: 522515 bytes: 334464372 dropped pkts: 0 bytes: 0 ] ===================================================== [ pri: CTL (0) srv_cl: 0x480190 quantum: 605 drr_max: 8 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 292918 bytes: 19787064 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: VO (1) srv_cl: 0x400180 quantum: 605 drr_max: 8 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 0 bytes: 0 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: VI (2) srv_cl: 0x380100 quantum: 3028 drr_max: 6 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 0 bytes: 0 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: RV (3) srv_cl: 0x300110 quantum: 3028 drr_max: 6 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 0 bytes: 0 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: AV (4) srv_cl: 0x280120 quantum: 3028 drr_max: 6 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 0 bytes: 0 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: OAM (5) srv_cl: 0x200020 quantum: 1514 drr_max: 4 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 0 bytes: 0 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: RD (6) srv_cl: 0x180010 quantum: 1514 drr_max: 4 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 13 bytes: 6684 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: BE (7) srv_cl: 0x0 quantum: 1514 drr_max: 4 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 225368 bytes: 314071428 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: BK (8) srv_cl: 0x100080 quantum: 1514 drr_max: 2 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 3831 bytes: 576846 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 0 compressed pkts: 0] ===================================================== [ pri: BK_SYS (9) srv_cl: 0x80090 quantum: 1514 drr_max: 2 ] [ queued pkts: 0 bytes: 0 ] [ dequeued pkts: 385 bytes: 22350 ] [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] [ flows total: 0 new: 0 old: 0 ] [ throttle on: 0 off: 0 drop: 0 ] [ compressible pkts: 375 compressed pkts: 0] macbook:CAKE-autorate user$ uname -a Darwin macbook.local 21.6.0 Darwin Kernel Version 21.6.0: Fri Sep 15 16:17:23 PDT 2023; root:xnu-8020.240.18.703.5~1/RELEASE_X86_64 x86_64 Here is the flent output: bash-3.2$ echo "IPv4" ; date ; ping -c 10 netperf-eu.bufferbloat.net ; ./run-flent --ipv4 -l 60 -H netperf-eu.bufferbloat.net rrul_var --remote-metadata=root@192.168.42.1 --test-parameter=cpu_stats_hosts=root@192.168.42.1 --step-size=.05 --test-parameter bidir_streams=8 --test-parameter markings=CS0,CS1,CS2,CS3,CS4,CS5,CS6,CS7 --test-parameter ping_hosts=1.1.1.1 -D . -t IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS.6.3.2-pppoe-wan-eth2.7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100_2_netperf-eu.bufferbloat.net --log-file IPv4 Sat Oct 14 21:19:24 CEST 2023 PING demo.tohojo.dk (193.10.227.30): 56 data bytes 64 bytes from 193.10.227.30: icmp_seq=0 ttl=48 time=24.259 ms 64 bytes from 193.10.227.30: icmp_seq=1 ttl=48 time=22.789 ms 64 bytes from 193.10.227.30: icmp_seq=2 ttl=48 time=24.097 ms 64 bytes from 193.10.227.30: icmp_seq=3 ttl=48 time=24.433 ms 64 bytes from 193.10.227.30: icmp_seq=4 ttl=48 time=24.342 ms 64 bytes from 193.10.227.30: icmp_seq=5 ttl=48 time=24.325 ms 64 bytes from 193.10.227.30: icmp_seq=6 ttl=48 time=23.456 ms 64 bytes from 193.10.227.30: icmp_seq=7 ttl=48 time=22.628 ms 64 bytes from 193.10.227.30: icmp_seq=8 ttl=48 time=24.396 ms 64 bytes from 193.10.227.30: icmp_seq=9 ttl=48 time=23.521 ms --- demo.tohojo.dk ping statistics --- 10 packets transmitted, 10 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 22.628/23.825/24.433/0.649 ms Starting Flent 2.1.1+git.7b931915 using Python 3.10.8. Starting rrul_var test. Expected run time: 70 seconds. Data file written to ./rrul_var-2023-10-14T211934.512820.IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS_6_3_2-pppoe-wan-eth2_7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100.flent.gz Summary of rrul_var test run from 2023-10-14 19:19:34.512820 Title: 'IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS.6.3.2-pppoe-wan-eth2.7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100_2_netperf-eu.bufferbloat.net' avg median 99th % # data pts Ping (ms) ICMP 1.1.1.1 (extra) : 13.10 12.90 17.40 ms 1396 Ping (ms) avg : 27.07 N/A N/A ms 1639 Ping (ms)::ICMP : 26.15 26.10 30.70 ms 1399 Ping (ms)::UDP 0 (CS0) : 27.78 27.55 32.13 ms 1639 Ping (ms)::UDP 1 (CS1) : 29.34 29.51 35.09 ms 1639 Ping (ms)::UDP 2 (CS2) : 26.18 26.06 30.56 ms 1639 Ping (ms)::UDP 3 (CS3) : 26.22 26.06 30.77 ms 1639 Ping (ms)::UDP 4 (CS4) : 26.20 25.98 30.93 ms 1639 Ping (ms)::UDP 5 (CS5) : 26.20 26.06 31.33 ms 1639 Ping (ms)::UDP 6 (CS6) : 28.13 28.11 32.86 ms 1639 Ping (ms)::UDP 7 (CS7) : 26.51 26.44 31.39 ms 1639 TCP download avg : 11.33 N/A N/A Mbits/s 1639 TCP download sum : 90.62 N/A N/A Mbits/s 1639 TCP download::0 (CS0) : 11.39 11.25 17.48 Mbits/s 1639 TCP download::1 (CS1) : 10.66 10.21 28.97 Mbits/s 1639 TCP download::2 (CS2) : 12.17 11.99 18.87 Mbits/s 1639 TCP download::3 (CS3) : 11.29 11.06 18.27 Mbits/s 1639 TCP download::4 (CS4) : 11.87 11.34 23.51 Mbits/s 1639 TCP download::5 (CS5) : 10.51 10.49 16.58 Mbits/s 1639 TCP download::6 (CS6) : 11.37 11.15 18.32 Mbits/s 1639 TCP download::7 (CS7) : 11.36 11.25 16.99 Mbits/s 1639 TCP totals : 130.00 N/A N/A Mbits/s 1639 TCP upload avg : 4.92 N/A N/A Mbits/s 1639 TCP upload sum : 39.38 N/A N/A Mbits/s 1639 TCP upload::0 (CS0) : 5.50 5.48 7.94 Mbits/s 1639 TCP upload::1 (CS1) : 2.13 2.19 2.64 Mbits/s 1639 TCP upload::2 (CS2) : 5.47 5.47 7.13 Mbits/s 1639 TCP upload::3 (CS3) : 5.47 5.48 6.97 Mbits/s 1639 TCP upload::4 (CS4) : 5.47 5.49 7.23 Mbits/s 1639 TCP upload::5 (CS5) : 5.46 5.46 6.83 Mbits/s 1639 TCP upload::6 (CS6) : 4.96 4.95 6.25 Mbits/s 1639 TCP upload::7 (CS7) : 4.92 4.94 6.18 Mbits/s 1639 cpu_stats_root@192.168.42.1::load : 0.40 0.42 0.83 1243 bash-3.2$ ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Bloat] [Codel] fq_"codel" in apple's gear 2023-10-14 19:44 ` Sebastian Moeller @ 2023-10-14 19:46 ` Dave Taht 2023-10-15 13:09 ` Sebastian Moeller 0 siblings, 1 reply; 4+ messages in thread From: Dave Taht @ 2023-10-14 19:46 UTC (permalink / raw) To: Sebastian Moeller; +Cc: Jonathan Morton, bloat, codel thank you! A packet capture, however, would be more revealing... On Sat, Oct 14, 2023 at 12:44 PM Sebastian Moeller <moeller0@gmx.de> wrote: > > Hi Dave, > > > > On Oct 14, 2023, at 21:01, Dave Taht <dave.taht@gmail.com> wrote: > > > > netstat -I en0 -qq > > Here is a bit of output from macosx monterey 12.7 (on intel hardware). I know this is not really recent, ut it is the most recent I have available... > > This is on an realtek based USB3 ethernet dongle that used to support 1 Gbps, but at from macosx update on it is stuck on 100Mbps FastEthernet... > > > Here is the output after a flent test: > > Out of my "--test-parameter markings=CS0,CS1,CS2,CS3,CS4,CS5,CS6,CS7" it seems only CS1 was honored and put into BK the rest all ended up in BE... > I have zero clue what macos uses to steer packets into the different classes, might be DSCP alone, but then at least using some more exotic ones than boring CS6/CS7 > No idea what CTL is, the average packet size mist be around 67 bytes... > > > macbook:CAKE-autorate user$ netstat -I en3 -qq > en3: > [ sched: FQ_CODEL qlength: 0/128 ] > [ pkts: 522515 bytes: 334464372 dropped pkts: 0 bytes: 0 ] > ===================================================== > [ pri: CTL (0) srv_cl: 0x480190 quantum: 605 drr_max: 8 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 292918 bytes: 19787064 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: VO (1) srv_cl: 0x400180 quantum: 605 drr_max: 8 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 0 bytes: 0 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: VI (2) srv_cl: 0x380100 quantum: 3028 drr_max: 6 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 0 bytes: 0 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: RV (3) srv_cl: 0x300110 quantum: 3028 drr_max: 6 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 0 bytes: 0 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: AV (4) srv_cl: 0x280120 quantum: 3028 drr_max: 6 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 0 bytes: 0 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: OAM (5) srv_cl: 0x200020 quantum: 1514 drr_max: 4 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 0 bytes: 0 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: RD (6) srv_cl: 0x180010 quantum: 1514 drr_max: 4 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 13 bytes: 6684 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: BE (7) srv_cl: 0x0 quantum: 1514 drr_max: 4 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 225368 bytes: 314071428 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: BK (8) srv_cl: 0x100080 quantum: 1514 drr_max: 2 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 3831 bytes: 576846 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 0 compressed pkts: 0] > ===================================================== > [ pri: BK_SYS (9) srv_cl: 0x80090 quantum: 1514 drr_max: 2 ] > [ queued pkts: 0 bytes: 0 ] > [ dequeued pkts: 385 bytes: 22350 ] > [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] > [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] > [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] > [ flows total: 0 new: 0 old: 0 ] > [ throttle on: 0 off: 0 drop: 0 ] > [ compressible pkts: 375 compressed pkts: 0] > macbook:CAKE-autorate user$ uname -a > Darwin macbook.local 21.6.0 Darwin Kernel Version 21.6.0: Fri Sep 15 16:17:23 PDT 2023; root:xnu-8020.240.18.703.5~1/RELEASE_X86_64 x86_64 > > > Here is the flent output: > > bash-3.2$ echo "IPv4" ; date ; ping -c 10 netperf-eu.bufferbloat.net ; ./run-flent --ipv4 -l 60 -H netperf-eu.bufferbloat.net rrul_var --remote-metadata=root@192.168.42.1 --test-parameter=cpu_stats_hosts=root@192.168.42.1 --step-size=.05 --test-parameter bidir_streams=8 --test-parameter markings=CS0,CS1,CS2,CS3,CS4,CS5,CS6,CS7 --test-parameter ping_hosts=1.1.1.1 -D . -t IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS.6.3.2-pppoe-wan-eth2.7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100_2_netperf-eu.bufferbloat.net --log-file > IPv4 > Sat Oct 14 21:19:24 CEST 2023 > PING demo.tohojo.dk (193.10.227.30): 56 data bytes > 64 bytes from 193.10.227.30: icmp_seq=0 ttl=48 time=24.259 ms > 64 bytes from 193.10.227.30: icmp_seq=1 ttl=48 time=22.789 ms > 64 bytes from 193.10.227.30: icmp_seq=2 ttl=48 time=24.097 ms > 64 bytes from 193.10.227.30: icmp_seq=3 ttl=48 time=24.433 ms > 64 bytes from 193.10.227.30: icmp_seq=4 ttl=48 time=24.342 ms > 64 bytes from 193.10.227.30: icmp_seq=5 ttl=48 time=24.325 ms > 64 bytes from 193.10.227.30: icmp_seq=6 ttl=48 time=23.456 ms > 64 bytes from 193.10.227.30: icmp_seq=7 ttl=48 time=22.628 ms > 64 bytes from 193.10.227.30: icmp_seq=8 ttl=48 time=24.396 ms > 64 bytes from 193.10.227.30: icmp_seq=9 ttl=48 time=23.521 ms > > --- demo.tohojo.dk ping statistics --- > 10 packets transmitted, 10 packets received, 0.0% packet loss > round-trip min/avg/max/stddev = 22.628/23.825/24.433/0.649 ms > Starting Flent 2.1.1+git.7b931915 using Python 3.10.8. > Starting rrul_var test. Expected run time: 70 seconds. > Data file written to ./rrul_var-2023-10-14T211934.512820.IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS_6_3_2-pppoe-wan-eth2_7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100.flent.gz > > Summary of rrul_var test run from 2023-10-14 19:19:34.512820 > Title: 'IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS.6.3.2-pppoe-wan-eth2.7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100_2_netperf-eu.bufferbloat.net' > > avg median 99th % # data pts > Ping (ms) ICMP 1.1.1.1 (extra) : 13.10 12.90 17.40 ms 1396 > Ping (ms) avg : 27.07 N/A N/A ms 1639 > Ping (ms)::ICMP : 26.15 26.10 30.70 ms 1399 > Ping (ms)::UDP 0 (CS0) : 27.78 27.55 32.13 ms 1639 > Ping (ms)::UDP 1 (CS1) : 29.34 29.51 35.09 ms 1639 > Ping (ms)::UDP 2 (CS2) : 26.18 26.06 30.56 ms 1639 > Ping (ms)::UDP 3 (CS3) : 26.22 26.06 30.77 ms 1639 > Ping (ms)::UDP 4 (CS4) : 26.20 25.98 30.93 ms 1639 > Ping (ms)::UDP 5 (CS5) : 26.20 26.06 31.33 ms 1639 > Ping (ms)::UDP 6 (CS6) : 28.13 28.11 32.86 ms 1639 > Ping (ms)::UDP 7 (CS7) : 26.51 26.44 31.39 ms 1639 > TCP download avg : 11.33 N/A N/A Mbits/s 1639 > TCP download sum : 90.62 N/A N/A Mbits/s 1639 > TCP download::0 (CS0) : 11.39 11.25 17.48 Mbits/s 1639 > TCP download::1 (CS1) : 10.66 10.21 28.97 Mbits/s 1639 > TCP download::2 (CS2) : 12.17 11.99 18.87 Mbits/s 1639 > TCP download::3 (CS3) : 11.29 11.06 18.27 Mbits/s 1639 > TCP download::4 (CS4) : 11.87 11.34 23.51 Mbits/s 1639 > TCP download::5 (CS5) : 10.51 10.49 16.58 Mbits/s 1639 > TCP download::6 (CS6) : 11.37 11.15 18.32 Mbits/s 1639 > TCP download::7 (CS7) : 11.36 11.25 16.99 Mbits/s 1639 > TCP totals : 130.00 N/A N/A Mbits/s 1639 > TCP upload avg : 4.92 N/A N/A Mbits/s 1639 > TCP upload sum : 39.38 N/A N/A Mbits/s 1639 > TCP upload::0 (CS0) : 5.50 5.48 7.94 Mbits/s 1639 > TCP upload::1 (CS1) : 2.13 2.19 2.64 Mbits/s 1639 > TCP upload::2 (CS2) : 5.47 5.47 7.13 Mbits/s 1639 > TCP upload::3 (CS3) : 5.47 5.48 6.97 Mbits/s 1639 > TCP upload::4 (CS4) : 5.47 5.49 7.23 Mbits/s 1639 > TCP upload::5 (CS5) : 5.46 5.46 6.83 Mbits/s 1639 > TCP upload::6 (CS6) : 4.96 4.95 6.25 Mbits/s 1639 > TCP upload::7 (CS7) : 4.92 4.94 6.18 Mbits/s 1639 > cpu_stats_root@192.168.42.1::load : 0.40 0.42 0.83 1243 > bash-3.2$ > > > -- Oct 30: https://netdevconf.info/0x17/news/the-maestro-and-the-music-bof.html Dave Täht CSO, LibreQos ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Bloat] [Codel] fq_"codel" in apple's gear 2023-10-14 19:46 ` Dave Taht @ 2023-10-15 13:09 ` Sebastian Moeller 0 siblings, 0 replies; 4+ messages in thread From: Sebastian Moeller @ 2023-10-15 13:09 UTC (permalink / raw) To: Dave Täht; +Cc: Jonathan Morton, bloat, codel Hi Dave, > On Oct 14, 2023, at 21:46, Dave Taht <dave.taht@gmail.com> wrote: > > thank you! A packet capture, however, would be more revealing... will try to get a packet capture later, when the rest of the users are a sleep... But I want to re-iterate 12.7 is not a recent macos version by any account, so the data will not be all that extrapolatable... Regards Sebastian > > On Sat, Oct 14, 2023 at 12:44 PM Sebastian Moeller <moeller0@gmx.de> wrote: >> >> Hi Dave, >> >> >>> On Oct 14, 2023, at 21:01, Dave Taht <dave.taht@gmail.com> wrote: >>> >>> netstat -I en0 -qq >> >> Here is a bit of output from macosx monterey 12.7 (on intel hardware). I know this is not really recent, ut it is the most recent I have available... >> >> This is on an realtek based USB3 ethernet dongle that used to support 1 Gbps, but at from macosx update on it is stuck on 100Mbps FastEthernet... >> >> >> Here is the output after a flent test: >> >> Out of my "--test-parameter markings=CS0,CS1,CS2,CS3,CS4,CS5,CS6,CS7" it seems only CS1 was honored and put into BK the rest all ended up in BE... >> I have zero clue what macos uses to steer packets into the different classes, might be DSCP alone, but then at least using some more exotic ones than boring CS6/CS7 >> No idea what CTL is, the average packet size mist be around 67 bytes... >> >> >> macbook:CAKE-autorate user$ netstat -I en3 -qq >> en3: >> [ sched: FQ_CODEL qlength: 0/128 ] >> [ pkts: 522515 bytes: 334464372 dropped pkts: 0 bytes: 0 ] >> ===================================================== >> [ pri: CTL (0) srv_cl: 0x480190 quantum: 605 drr_max: 8 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 292918 bytes: 19787064 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: VO (1) srv_cl: 0x400180 quantum: 605 drr_max: 8 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 0 bytes: 0 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: VI (2) srv_cl: 0x380100 quantum: 3028 drr_max: 6 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 0 bytes: 0 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: RV (3) srv_cl: 0x300110 quantum: 3028 drr_max: 6 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 0 bytes: 0 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: AV (4) srv_cl: 0x280120 quantum: 3028 drr_max: 6 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 0 bytes: 0 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: OAM (5) srv_cl: 0x200020 quantum: 1514 drr_max: 4 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 0 bytes: 0 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: RD (6) srv_cl: 0x180010 quantum: 1514 drr_max: 4 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 13 bytes: 6684 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: BE (7) srv_cl: 0x0 quantum: 1514 drr_max: 4 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 225368 bytes: 314071428 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: BK (8) srv_cl: 0x100080 quantum: 1514 drr_max: 2 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 3831 bytes: 576846 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 0 compressed pkts: 0] >> ===================================================== >> [ pri: BK_SYS (9) srv_cl: 0x80090 quantum: 1514 drr_max: 2 ] >> [ queued pkts: 0 bytes: 0 ] >> [ dequeued pkts: 385 bytes: 22350 ] >> [ budget: 0 target qdelay: 10.00 msec update interval:100.00 msec ] >> [ flow control: 0 feedback: 0 stalls: 0 failed: 0 overwhelming: 0 ] >> [ drop overflow: 0 early: 0 memfail: 0 duprexmt:0 ] >> [ flows total: 0 new: 0 old: 0 ] >> [ throttle on: 0 off: 0 drop: 0 ] >> [ compressible pkts: 375 compressed pkts: 0] >> macbook:CAKE-autorate user$ uname -a >> Darwin macbook.local 21.6.0 Darwin Kernel Version 21.6.0: Fri Sep 15 16:17:23 PDT 2023; root:xnu-8020.240.18.703.5~1/RELEASE_X86_64 x86_64 >> >> >> Here is the flent output: >> >> bash-3.2$ echo "IPv4" ; date ; ping -c 10 netperf-eu.bufferbloat.net ; ./run-flent --ipv4 -l 60 -H netperf-eu.bufferbloat.net rrul_var --remote-metadata=root@192.168.42.1 --test-parameter=cpu_stats_hosts=root@192.168.42.1 --step-size=.05 --test-parameter bidir_streams=8 --test-parameter markings=CS0,CS1,CS2,CS3,CS4,CS5,CS6,CS7 --test-parameter ping_hosts=1.1.1.1 -D . -t IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS.6.3.2-pppoe-wan-eth2.7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100_2_netperf-eu.bufferbloat.net --log-file >> IPv4 >> Sat Oct 14 21:19:24 CEST 2023 >> PING demo.tohojo.dk (193.10.227.30): 56 data bytes >> 64 bytes from 193.10.227.30: icmp_seq=0 ttl=48 time=24.259 ms >> 64 bytes from 193.10.227.30: icmp_seq=1 ttl=48 time=22.789 ms >> 64 bytes from 193.10.227.30: icmp_seq=2 ttl=48 time=24.097 ms >> 64 bytes from 193.10.227.30: icmp_seq=3 ttl=48 time=24.433 ms >> 64 bytes from 193.10.227.30: icmp_seq=4 ttl=48 time=24.342 ms >> 64 bytes from 193.10.227.30: icmp_seq=5 ttl=48 time=24.325 ms >> 64 bytes from 193.10.227.30: icmp_seq=6 ttl=48 time=23.456 ms >> 64 bytes from 193.10.227.30: icmp_seq=7 ttl=48 time=22.628 ms >> 64 bytes from 193.10.227.30: icmp_seq=8 ttl=48 time=24.396 ms >> 64 bytes from 193.10.227.30: icmp_seq=9 ttl=48 time=23.521 ms >> >> --- demo.tohojo.dk ping statistics --- >> 10 packets transmitted, 10 packets received, 0.0% packet loss >> round-trip min/avg/max/stddev = 22.628/23.825/24.433/0.649 ms >> Starting Flent 2.1.1+git.7b931915 using Python 3.10.8. >> Starting rrul_var test. Expected run time: 70 seconds. >> Data file written to ./rrul_var-2023-10-14T211934.512820.IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS_6_3_2-pppoe-wan-eth2_7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100.flent.gz >> >> Summary of rrul_var test run from 2023-10-14 19:19:34.512820 >> Title: 'IPv4_SQM_cake_layer-cake_LLA-ETH_OH34_U097pct45500of46719K-D090pct105000of116789K_hms-beagle2_en4TB2_TurrisOmnia-TurrisOS.6.3.2-pppoe-wan-eth2.7_2_bridged-FB7520-OpenWrt-r22256-14334c222e-OutdoorMSAN-VDSL100_2_netperf-eu.bufferbloat.net' >> >> avg median 99th % # data pts >> Ping (ms) ICMP 1.1.1.1 (extra) : 13.10 12.90 17.40 ms 1396 >> Ping (ms) avg : 27.07 N/A N/A ms 1639 >> Ping (ms)::ICMP : 26.15 26.10 30.70 ms 1399 >> Ping (ms)::UDP 0 (CS0) : 27.78 27.55 32.13 ms 1639 >> Ping (ms)::UDP 1 (CS1) : 29.34 29.51 35.09 ms 1639 >> Ping (ms)::UDP 2 (CS2) : 26.18 26.06 30.56 ms 1639 >> Ping (ms)::UDP 3 (CS3) : 26.22 26.06 30.77 ms 1639 >> Ping (ms)::UDP 4 (CS4) : 26.20 25.98 30.93 ms 1639 >> Ping (ms)::UDP 5 (CS5) : 26.20 26.06 31.33 ms 1639 >> Ping (ms)::UDP 6 (CS6) : 28.13 28.11 32.86 ms 1639 >> Ping (ms)::UDP 7 (CS7) : 26.51 26.44 31.39 ms 1639 >> TCP download avg : 11.33 N/A N/A Mbits/s 1639 >> TCP download sum : 90.62 N/A N/A Mbits/s 1639 >> TCP download::0 (CS0) : 11.39 11.25 17.48 Mbits/s 1639 >> TCP download::1 (CS1) : 10.66 10.21 28.97 Mbits/s 1639 >> TCP download::2 (CS2) : 12.17 11.99 18.87 Mbits/s 1639 >> TCP download::3 (CS3) : 11.29 11.06 18.27 Mbits/s 1639 >> TCP download::4 (CS4) : 11.87 11.34 23.51 Mbits/s 1639 >> TCP download::5 (CS5) : 10.51 10.49 16.58 Mbits/s 1639 >> TCP download::6 (CS6) : 11.37 11.15 18.32 Mbits/s 1639 >> TCP download::7 (CS7) : 11.36 11.25 16.99 Mbits/s 1639 >> TCP totals : 130.00 N/A N/A Mbits/s 1639 >> TCP upload avg : 4.92 N/A N/A Mbits/s 1639 >> TCP upload sum : 39.38 N/A N/A Mbits/s 1639 >> TCP upload::0 (CS0) : 5.50 5.48 7.94 Mbits/s 1639 >> TCP upload::1 (CS1) : 2.13 2.19 2.64 Mbits/s 1639 >> TCP upload::2 (CS2) : 5.47 5.47 7.13 Mbits/s 1639 >> TCP upload::3 (CS3) : 5.47 5.48 6.97 Mbits/s 1639 >> TCP upload::4 (CS4) : 5.47 5.49 7.23 Mbits/s 1639 >> TCP upload::5 (CS5) : 5.46 5.46 6.83 Mbits/s 1639 >> TCP upload::6 (CS6) : 4.96 4.95 6.25 Mbits/s 1639 >> TCP upload::7 (CS7) : 4.92 4.94 6.18 Mbits/s 1639 >> cpu_stats_root@192.168.42.1::load : 0.40 0.42 0.83 1243 >> bash-3.2$ >> >> >> > > > -- > Oct 30: https://netdevconf.info/0x17/news/the-maestro-and-the-music-bof.html > Dave Täht CSO, LibreQos ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2023-10-15 13:09 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
[not found] <CAA93jw7+3nAiNieOFaeUhojYHPE3q33mhrN3zvdbJRePxzRzWA@mail.gmail.com>
[not found] ` <3E02B7F5-D0C6-4C33-AFA9-30A2E54B155F@gmail.com>
[not found] ` <CAA93jw5VcHe0dpSVFu9zXd58JUhNiA1Z=gVASohfHctHTC+EpA@mail.gmail.com>
2023-10-14 19:01 ` [Bloat] [Codel] fq_"codel" in apple's gear Dave Taht
2023-10-14 19:44 ` Sebastian Moeller
2023-10-14 19:46 ` Dave Taht
2023-10-15 13:09 ` Sebastian Moeller
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox