On 09/25/2017 08:47 AM, Gerhard Bertelsmann wrote: > Hi Hauke, > > Am 2017-09-25 00:14, schrieb Hauke Mehrtens: >> On 09/24/2017 04:39 PM, Hauke Mehrtens wrote: >>> On 09/24/2017 12:27 AM, Lucian Cristian wrote: >>>> On 23.09.2017 19:03, Gerhard Bertelsmann wrote: >>>>> Hi Zoltan, >>>>> >>>>> Am 2017-09-23 17:36, schrieb Zoltan HERPAI: >>>>>> Hi Gerhard, >>>>>> >>>>>> On Sat, 23 Sep 2017, Gerhard Bertelsmann wrote: >>>>>> >>>>>>> Hi, >>>>>>> >>>>>>> I'm trying Lede HEAD with a BananaPI (SUNXI7 A20) and have an issue >>>>>>> with the network connection: >>>>>>> >>>>>>> root@Modellbahn-BPi:/# ping -qc 100 192.168.0.9 >>>>>>> PING 192.168.0.9 (192.168.0.9): 56 data bytes >>>>>> [snip] >>>>>> >>>>>>> Does anybody have a clue why this happens ? >>>>>> >>>>>> Can you please post a full dmesg. >>>>> >>>>> yes, of course: >>>>> >>>>> root@Modellbahn-BPi:~# dmesg >>>>> [ 0.000000] Booting Linux on physical CPU 0x0 >>> ....... >>>>> >>>>> root@Modellbahn-BPi:~# ping -qc 100 192.168.0.9 >>>>> PING 192.168.0.9 (192.168.0.9): 56 data bytes >>>>> >>>>> --- 192.168.0.9 ping statistics --- >>>>> 100 packets transmitted, 94 packets received, 6% packet loss >>>>> round-trip min/avg/max = 0.354/0.518/1.182 ms >>>>> >>>>> root@Modellbahn-BPi:~# ip -s -d link show eth0 >>>>> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel >>>>> master br-lan state UP mode DEFAULT group default qlen 1000 >>>>> link/ether 02:03:0a:43:06:44 brd ff:ff:ff:ff:ff:ff promiscuity 1 >>>>> bridge_slave state forwarding priority 32 cost 4 hairpin off guard >>>>> off root_block off fastleave off learning on flood on port_id 0x8001 >>>>> port_no 0x1 designated_port 32769 >>>>> RX: bytes packets errors dropped overrun mcast >>>>> 88003 560 0 9 0 0 >>>>> TX: bytes packets errors dropped carrier collsns >>>>> 20196 210 0 0 0 0 >>>>> >>>>> Regards, >>>>> >>>>> Gerd >>>>> >>>>> _______________________________________________ >>>>> Lede-dev mailing list >>>>> Lede-dev@lists.infradead.org >>>>> http://lists.infradead.org/mailman/listinfo/lede-dev >>>> >>>> I don't have packet loss but I have slow upload (A20 Olimex Lime2) but >>>> maybe is the uboot bug found on the internet if is not already in the >>>> uboot mainline, if I increase the number of parallel connection the >>>> speed goes up to 200Mb/s >>>> >>>> UP: >>>> >>>> [ ID] Interval Transfer Bandwidth Retr Cwnd >>>> [ 4] 0.00-1.00 sec 2.18 MBytes 18.2 Mbits/sec 148 7.03 KBytes >>>> [ 4] 1.00-2.00 sec 4.73 MBytes 39.7 Mbits/sec 317 4.22 KBytes >>>> [ 4] 2.00-3.00 sec 4.38 MBytes 36.7 Mbits/sec 294 4.22 KBytes >>>> [ 4] 3.00-4.00 sec 4.92 MBytes 41.2 Mbits/sec 344 2.81 KBytes >>>> [ 4] 4.00-5.00 sec 3.01 MBytes 25.3 Mbits/sec 210 12.7 KBytes >>>> [ 4] 5.00-6.00 sec 7.56 MBytes 63.4 Mbits/sec 503 2.81 KBytes >>>> [ 4] 6.00-7.00 sec 3.13 MBytes 26.2 Mbits/sec 216 1.41 KBytes >>>> [ 4] 7.00-8.00 sec 665 KBytes 5.45 Mbits/sec 58 2.81 KBytes >>>> [ 4] 8.00-9.00 sec 7.97 MBytes 66.9 Mbits/sec 554 7.03 KBytes >>>> [ 4] 9.00-10.00 sec 1.42 MBytes 11.9 Mbits/sec 137 2.81 KBytes >>>> - - - - - - - - - - - - - - - - - - - - - - - - - >>>> [ ID] Interval Transfer Bandwidth Retr >>>> [ 4] 0.00-10.00 sec 39.9 MBytes 33.5 Mbits/sec 2781 >>>> sender >>>> [ 4] 0.00-10.00 sec 39.6 MBytes 33.2 Mbits/sec >>>> receiver >>>> >>>> DOWN: >>>> >>>> [ ID] Interval Transfer Bandwidth >>>> [ 4] 0.00-1.00 sec 55.2 MBytes 463 Mbits/sec >>>> [ 4] 1.00-2.00 sec 58.4 MBytes 490 Mbits/sec >>>> [ 4] 2.00-3.00 sec 55.3 MBytes 464 Mbits/sec >>>> [ 4] 3.00-4.00 sec 55.4 MBytes 465 Mbits/sec >>>> [ 4] 4.00-5.00 sec 55.8 MBytes 468 Mbits/sec >>>> [ 4] 5.00-6.00 sec 56.1 MBytes 471 Mbits/sec >>>> [ 4] 6.00-7.00 sec 55.1 MBytes 463 Mbits/sec >>>> [ 4] 7.00-8.00 sec 55.6 MBytes 466 Mbits/sec >>>> [ 4] 8.00-9.00 sec 55.3 MBytes 464 Mbits/sec >>>> [ 4] 9.00-10.00 sec 55.4 MBytes 465 Mbits/sec >>>> - - - - - - - - - - - - - - - - - - - - - - - - - >>>> [ ID] Interval Transfer Bandwidth Retr >>>> [ 4] 0.00-10.00 sec 559 MBytes 469 Mbits/sec 0 >>>> sender >>>> [ 4] 0.00-10.00 sec 559 MBytes 469 Mbits/sec >>>> receiver >>> >>> Hi, >>> >>> I think the U-Boot should not influence this. >>> >>> @Gred could you please remove all the patches from >>> target/linux/sunxi/patches-4.9/ and test with such an image and then >>> report back your results please? It could be that something when wrong >>> when I backported some clock patches. >>> >>> Hauke >> >> Hi Gerd, >> >> Could you please also test in addition my sunxi feature branch here: >> https://git.lede-project.org/?p=lede/hauke/staging.git;a=shortlog;h=refs/heads/sunxi >> >> >> It contains an updated version of the stmmac driver, I did this mostly >> to add support for the A64, but it could also fix your problems. >> >> Hauke > > thanks for your assistance. > > I've tested both versions, stock Lede HEAD without patches and your git. > Both showing the same problem with packet lost and poor upload bandwidth. > > > Regards > > Gerd
Ok they I can probably not help any more, this looks more like a bug in the upstream kernel introduced between kernel 4.4 and 4.9. It probably makes sense to talk directly to the Linux stmmac maintainers about this problem. Hauke _______________________________________________ Lede-dev mailing list Lede-dev@lists.infradead.org http://lists.infradead.org/mailman/listinfo/lede-dev