Linux Mainline
#37
Unfortunately this does not work for me.

Code:
[root@cep03 ~]#  uname -a
Linux cep03 4.15.0-rc6 #2 SMP PREEMPT Sat Jan 6 18:45:37 UTC 2018 aarch64 aarch64 aarch64 GNU/Linux
[root@cep03 ~]# ip link show dev eth0
3: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DEFAULT group default qlen 1000
   link/ether 66:ad:ab:e3:95:a8 brd ff:ff:ff:ff:ff:ff
[root@cep03 ~]# ethtool -S eth0 | grep err
    mmc_tx_underflow_error: 0
    mmc_tx_deferred: 0
    mmc_tx_carrier_error: 0
    mmc_rx_crc_error: 4
    mmc_rx_align_error: 0
    mmc_rx_run_error: 0
    mmc_rx_jabber_error: 0
    mmc_rx_length_error: 0
    mmc_rx_watchdog_error: 0
    mmc_rx_ipv4_hderr: 0
    mmc_rx_ipv4_hderr_octets: 0
    mmc_rx_ipv6_hderr_octets: 0
    mmc_rx_ipv6_hderr: 0
    mmc_rx_udp_err: 4
    mmc_rx_tcp_err: 0
    mmc_rx_icmp_err: 0
    mmc_rx_udp_err_octets: 224
    mmc_rx_tcp_err_octets: 0
    mmc_rx_icmp_err_octets: 0
    tx_deferred: 0
    tx_payload_error: 0
    tx_ip_header_error: 0
    overflow_error: 0
    ipc_csum_error: 0
    rx_crc_errors: 0
    fatal_bus_error_irq: 0
    phy_eee_wakeup_error_n: 0
    ip_hdr_err: 0
    ip_payload_err: 0
[root@cep03 ~]# ethtool -k eth0 | grep checksumming
Cannot get device udp-fragmentation-offload settings: Operation not supported
rx-checksumming: off
tx-checksumming: off
[root@cep03 ~]# ethtool -K eth0 rx off tx off                                                                                                                                      
Cannot get device udp-fragmentation-offload settings: Operation not supported
Cannot get device udp-fragmentation-offload settings: Operation not supported
[root@cep03 ~]# ethtool -k eth0 | grep checksumming
Cannot get device udp-fragmentation-offload settings: Operation not supported
rx-checksumming: off
tx-checksumming: off
[root@cep03 ~]# iperf3 -c 192.168.11.100 -R
Connecting to host 192.168.11.100, port 5201
Reverse mode, remote host 192.168.11.100 is sending
[  4] local 192.168.11.103 port 51274 connected to 192.168.11.100 port 5201
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-1.00   sec  22.6 KBytes   185 Kbits/sec                  
[  4]   1.00-2.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   2.00-3.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   3.00-4.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   4.00-5.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   5.00-6.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   6.00-7.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   7.00-8.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   8.00-9.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   9.00-10.00  sec  0.00 Bytes  0.00 bits/sec                  
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bandwidth       Retr
[  4]   0.00-10.00  sec   109 KBytes  89.2 Kbits/sec   18             sender
[  4]   0.00-10.00  sec  22.6 KBytes  18.5 Kbits/sec                  receiver

iperf Done.
[root@cep03 ~]# ethtool -S eth0 | grep err | grep -v ": 0"
    mmc_rx_crc_error: 33
    mmc_rx_udp_err: 4
    mmc_rx_tcp_err: 29
    mmc_rx_udp_err_octets: 224
    mmc_rx_tcp_err_octets: 42920
[root@cep03 ~]# ip link set eth0 down
[root@cep03 ~]# ip link set mtu 1200 dev eth0
[root@cep03 ~]# ip link set eth0 up
[  136.029978] RTL8211F Gigabit Ethernet stmmac-0:00: attached PHY driver [RTL8211F Gigabit Ethernet] (mii_bus:phy_addr=stmmac-0:00, irq=POLL)
[  136.044509] rk_gmac-dwmac ff540000.ethernet eth0: RX IPC Checksum Offload disabled
[  136.045250] rk_gmac-dwmac ff540000.ethernet eth0: PTP not supported by HW
[root@cep03 ~]# [  139.110570] rk_gmac-dwmac ff540000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx

[root@cep03 ~]# ip link show dev eth0
3: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1200 qdisc mq state UP mode DEFAULT group default qlen 1000
   link/ether 66:ad:ab:e3:95:a8 brd ff:ff:ff:ff:ff:ff
[root@cep03 ~]# iperf3 -c 192.168.11.100 -R
Connecting to host 192.168.11.100, port 5201
Reverse mode, remote host 192.168.11.100 is sending
[  4] local 192.168.11.103 port 51278 connected to 192.168.11.100 port 5201
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-1.00   sec  14.6 KBytes   119 Kbits/sec                  
[  4]   1.00-2.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   2.00-3.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   3.00-4.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   4.00-5.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   5.00-6.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   6.00-7.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   7.00-8.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   8.00-9.00   sec  0.00 Bytes  0.00 bits/sec                  
[  4]   9.00-10.00  sec  0.00 Bytes  0.00 bits/sec                  
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bandwidth       Retr
[  4]   0.00-10.00  sec  42.6 KBytes  34.9 Kbits/sec   29             sender
[  4]   0.00-10.00  sec  14.6 KBytes  11.9 Kbits/sec                  receiver

iperf Done.
[root@cep03 ~]# ethtool -S eth0 | grep err | grep -v ": 0"
    mmc_rx_crc_error: 33
    mmc_rx_tcp_err: 32
    mmc_rx_icmp_err: 1
    mmc_rx_tcp_err_octets: 38060
    mmc_rx_icmp_err_octets: 72
[root@cep03 ~]#

Would you please be so kind and show your results?
  Reply


Messages In This Thread
Linux Mainline - by ayufan - 08-28-2017, 04:00 PM
RE: Linux Mainline - by jl_678 - 08-28-2017, 07:07 PM
RE: Linux Mainline - by ayufan - 08-29-2017, 01:26 AM
RE: Linux Mainline - by ayufan - 08-29-2017, 03:09 AM
RE: Linux Mainline - by rontant - 08-29-2017, 06:18 AM
RE: Linux Mainline - by jl_678 - 08-29-2017, 06:46 AM
RE: Linux Mainline - by rontant - 08-29-2017, 09:39 PM
RE: Linux Mainline - by moravecz - 08-29-2017, 11:29 PM
RE: Linux Mainline - by Farley56 - 08-30-2017, 08:35 AM
RE: Linux Mainline - by jl_678 - 08-30-2017, 07:33 PM
RE: Linux Mainline - by rontant - 09-02-2017, 09:45 PM
RE: Linux Mainline - by ayufan - 09-04-2017, 03:16 PM
RE: Linux Mainline - by rontant - 09-04-2017, 07:51 PM
RE: Linux Mainline - by tillea - 09-19-2017, 11:22 AM
RE: Linux Mainline - by rontant - 09-22-2017, 10:16 PM
RE: Linux Mainline - by scat70 - 09-24-2017, 04:37 AM
RE: Linux Mainline - by scat70 - 09-24-2017, 05:26 AM
RE: Linux Mainline - by stuartiannaylor - 09-24-2017, 08:57 AM
RE: Linux Mainline - by redfish - 01-13-2018, 10:19 PM
RE: Linux Mainline - by redfish - 01-15-2018, 11:21 AM
RE: Linux Mainline - by scat70 - 09-24-2017, 10:58 AM
RE: Linux Mainline - by stuartiannaylor - 09-26-2017, 05:55 AM
RE: Linux Mainline - by rontant - 09-28-2017, 02:54 AM
RE: Linux Mainline - by ayufan - 09-28-2017, 02:25 AM
RE: Linux Mainline - by stuartiannaylor - 09-28-2017, 07:22 AM
RE: Linux Mainline - by maal - 10-05-2017, 10:06 AM
RE: Linux Mainline - by stuartiannaylor - 10-05-2017, 01:07 PM
RE: Linux Mainline - by nocrash - 10-18-2017, 10:37 PM
RE: Linux Mainline - by tarmiste - 12-11-2017, 06:15 AM
RE: Linux Mainline - by maal - 12-11-2017, 10:26 AM
RE: Linux Mainline - by thewonderer - 12-11-2017, 11:39 PM
RE: Linux Mainline - by eloranta - 12-13-2017, 04:10 PM
RE: Linux Mainline - by eloranta - 12-22-2017, 10:17 PM
RE: Linux Mainline - by Osiander - 12-25-2017, 11:00 AM
RE: Linux Mainline - by maal - 01-04-2018, 04:56 PM
RE: Linux Mainline - by thewonderer - 01-04-2018, 06:10 PM
RE: Linux Mainline - by maal - 01-05-2018, 07:18 AM
RE: Linux Mainline - by ClaudiaF - 01-05-2018, 04:58 PM
RE: Linux Mainline - by thewonderer - 01-06-2018, 07:42 PM
RE: Linux Mainline - by maal - 01-06-2018, 03:26 PM
RE: Linux Mainline - by dkryder - 01-06-2018, 07:56 PM
RE: Linux Mainline - by maal - 01-07-2018, 04:00 AM
RE: Linux Mainline - by maal - 01-07-2018, 02:53 PM
RE: Linux Mainline - by valdiks - 01-08-2018, 04:44 AM
RE: Linux Mainline - by matteobp - 01-10-2018, 04:41 AM
RE: Linux Mainline - by maal - 01-10-2018, 08:22 AM
RE: Linux Mainline - by matteobp - 01-10-2018, 11:00 AM
RE: Linux Mainline - by ayufan - 01-14-2018, 05:00 AM
RE: Linux Mainline - by redfish - 01-14-2018, 11:31 AM
RE: Linux Mainline - by t4_4t - 01-19-2018, 09:33 PM
RE: Linux Mainline - by maal - 03-01-2018, 04:42 AM
RE: Linux Mainline - by decontainerized - 06-22-2018, 06:31 AM
RE: Linux Mainline - by beakfire - 07-14-2018, 06:37 PM
RE: Linux Mainline - by suberimakuri - 09-29-2018, 09:52 PM
RE: Linux Mainline-Ayufan 4.20 - by belfastraven - 01-16-2019, 01:49 PM
RE: Linux Mainline-Ayufan 4.20 - by Voyt - 01-22-2019, 04:12 PM
RE: Linux Mainline-Ayufan 4.20 - by kanelxake - 01-24-2019, 02:03 PM
RE: Linux Mainline - by Mentaluproar - 01-23-2019, 08:34 PM
RE: Linux Mainline - by thewonderer - 01-29-2019, 06:56 PM
RE: Linux Mainline - by ElektromAn - 01-30-2019, 02:59 PM
RE: Linux Mainline - by KC7NOA - 01-30-2019, 09:44 PM
RE: Linux Mainline - by shuikaiyuan - 06-15-2019, 11:59 PM
RE: Linux Mainline - by CameronNemo - 08-28-2019, 01:51 AM
RE: Linux Mainline - by Wizzard - 05-14-2021, 10:41 AM

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