ethtool-enp94s0f0
----------------------
Settings for enp94s0f0:
        Supported ports: [ FIBRE ]
        Supported link modes:   10000baseT/Full 
        Supported pause frame use: Symmetric Receive-only
        Supports auto-negotiation: Yes
        Supported FEC modes: Not reported
        Advertised link modes:  Not reported
        Advertised pause frame use: No
        Advertised auto-negotiation: No
        Advertised FEC modes: Not reported
        Speed: 10000Mb/s
        Duplex: Full
        Port: FIBRE
        PHYAD: 1
        Transceiver: internal
        Auto-negotiation: off
        Supports Wake-on: g
        Wake-on: d
        Current message level: 0x00000000 (0)
                               
        Link detected: yes

ethtool-i-enp94s0f0
--------------------------
driver: bnxt_en
version: 1.10.0
firmware-version: 214.0.253.1/pkg 21.40.25.31
expansion-rom-version: 
bus-info: 0000:5e:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: no
supports-priv-flags: no


ethtool-c-enp94s0f0
---------------------
Coalesce parameters for enp94s0f0:
Adaptive RX: off  TX: off
stats-block-usecs: 1000000
sample-interval: 0
pkt-rate-low: 0
pkt-rate-high: 0

rx-usecs: 10
rx-frames: 15
rx-usecs-irq: 1
rx-frames-irq: 1

tx-usecs: 28
tx-frames: 30
tx-usecs-irq: 2
tx-frames-irq: 2

rx-usecs-low: 0
rx-frame-low: 0
tx-usecs-low: 0
tx-frame-low: 0

rx-usecs-high: 0
rx-frame-high: 0
tx-usecs-high: 0
tx-frame-high: 0

ethtool-g-enp94s0f0
------------------------
Ring parameters for enp94s0f0:
Pre-set maximums:
RX:             2047
RX Mini:        0
RX Jumbo:       8191
TX:             2047
Current hardware settings:
RX:             511
RX Mini:        0
RX Jumbo:       2044
TX:             511

ethtool-k-enp94s0f0
---------------------
Features for enp94s0f0:
rx-checksumming: on
tx-checksumming: on
        tx-checksum-ipv4: on
        tx-checksum-ip-generic: off [fixed]
        tx-checksum-ipv6: on
        tx-checksum-fcoe-crc: off [fixed]
        tx-checksum-sctp: off [fixed]
scatter-gather: on
        tx-scatter-gather: on
        tx-scatter-gather-fraglist: off [fixed]
tcp-segmentation-offload: on
        tx-tcp-segmentation: on
        tx-tcp-ecn-segmentation: off [fixed]
        tx-tcp-mangleid-segmentation: off
        tx-tcp6-segmentation: on
udp-fragmentation-offload: off
generic-segmentation-offload: on
generic-receive-offload: on
large-receive-offload: off
rx-vlan-offload: on
tx-vlan-offload: on
ntuple-filters: on
receive-hashing: on
highdma: on [fixed]
rx-vlan-filter: off [fixed]
vlan-challenged: off [fixed]
tx-lockless: off [fixed]
netns-local: off [fixed]
tx-gso-robust: off [fixed]
tx-fcoe-segmentation: off [fixed]
tx-gre-segmentation: on
tx-gre-csum-segmentation: on
tx-ipxip4-segmentation: on
tx-ipxip6-segmentation: off [fixed]
tx-udp_tnl-segmentation: on
tx-udp_tnl-csum-segmentation: on
tx-gso-partial: on
tx-sctp-segmentation: off [fixed]
tx-esp-segmentation: off [fixed]
tx-udp-segmentation: off [fixed]
fcoe-mtu: off [fixed]
tx-nocache-copy: off
loopback: off [fixed]
rx-fcs: off [fixed]
rx-all: off [fixed]
tx-vlan-stag-hw-insert: on
rx-vlan-stag-hw-parse: on
rx-vlan-stag-filter: off [fixed]
l2-fwd-offload: off [fixed]
hw-tc-offload: on
esp-hw-offload: off [fixed]
esp-tx-csum-hw-offload: off [fixed]
rx-udp_tunnel-port-offload: on
tls-hw-tx-offload: off [fixed]
tls-hw-rx-offload: off [fixed]
rx-gro-hw: on
tls-hw-record: off [fixed]

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to network-manager in Ubuntu.
https://bugs.launchpad.net/bugs/1853638

Title:
  BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet device seems to be
  dropping data

Status in linux package in Ubuntu:
  Confirmed
Status in network-manager package in Ubuntu:
  Confirmed

Bug description:
  The issue appears to be with the BCM57416 NetXtreme-E Dual-Media 10G
  RDMA Ethernet device seems to be dropping data

  Basically, we are dropping data, as you can see from the benchmark
  tool as follows:

  tcdforge@x310a:/usr/local/lib/lib/uhd/examples$ ./benchmark_rate --rx_rate 
10e6 --tx_rate 10e6 --duration 300
  [INFO] [UHD] linux; GNU C++ version 5.4.0 20160609; Boost_105800; 
UHD_3.14.1.1-0-g98c7c986
  [WARNING] [UHD] Unable to set the thread priority. Performance may be 
negatively affected.
  Please see the general application notes in the manual for instructions.
  EnvironmentError: OSError: error in pthread_setschedparam

  [00:00:00.000007] Creating the usrp device with: ...
  [INFO] [X300] X300 initialization sequence...
  [INFO] [X300] Maximum frame size: 1472 bytes.
  [INFO] [X300] Radio 1x clock: 200 MHz
  [INFO] [GPS] Found an internal GPSDO: LC_XO, Firmware Rev 0.929a
  [INFO] [0/DmaFIFO_0] Initializing block control (NOC ID: 0xF1F0D00000000000)
  [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1308 MB/s)
  [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1316 MB/s)
  [INFO] [0/Radio_0] Initializing block control (NOC ID: 0x12AD100000000001)
  [INFO] [0/Radio_1] Initializing block control (NOC ID: 0x12AD100000000001)
  [INFO] [0/DDC_0] Initializing block control (NOC ID: 0xDDC0000000000000)
  [INFO] [0/DDC_1] Initializing block control (NOC ID: 0xDDC0000000000000)
  [INFO] [0/DUC_0] Initializing block control (NOC ID: 0xD0C0000000000000)
  [INFO] [0/DUC_1] Initializing block control (NOC ID: 0xD0C0000000000000)
  Using Device: Single USRP:
    Device: X-Series Device
    Mboard 0: X310
    RX Channel: 0
      RX DSP: 0
      RX Dboard: A
      RX Subdev: SBX-120 RX
    RX Channel: 1
      RX DSP: 0
      RX Dboard: B
      RX Subdev: SBX-120 RX
    TX Channel: 0
      TX DSP: 0
      TX Dboard: A
      TX Subdev: SBX-120 TX
    TX Channel: 1
      TX DSP: 0
      TX Dboard: B
      TX Subdev: SBX-120 TX

  [00:00:04.305374] Setting device timestamp to 0...
  [WARNING] [UHD] Unable to set the thread priority. Performance may be 
negatively affected.
  Please see the general application notes in the manual for instructions.
  EnvironmentError: OSError: error in pthread_setschedparam
  [00:00:04.310990] Testing receive rate 10.000000 Msps on 1 channels
  [WARNING] [UHD] Unable to set the thread priority. Performance may be 
negatively affected.
  Please see the general application notes in the manual for instructions.
  EnvironmentError: OSError: error in pthread_setschedparam
  [00:00:04.318356] Testing transmit rate 10.000000 Msps on 1 channels
  [00:00:06.693119] Detected Rx sequence error.
  D[00:00:09.402843] Detected Rx sequence error.
  DD[00:00:40.927978] Detected Rx sequence error.
  D[00:01:44.982243] Detected Rx sequence error.
  D[00:02:11.400692] Detected Rx sequence error.
  D[00:02:14.805292] Detected Rx sequence error.
  D[00:02:41.875596] Detected Rx sequence error.
  D[00:03:06.927743] Detected Rx sequence error.
  D[00:03:47.967891] Detected Rx sequence error.
  D[00:03:58.233659] Detected Rx sequence error.
  D[00:03:58.876588] Detected Rx sequence error.
  D[00:04:03.139770] Detected Rx sequence error.
  D[00:04:45.287465] Detected Rx sequence error.
  D[00:04:56.425845] Detected Rx sequence error.
  D[00:04:57.929209] Detected Rx sequence error.
  [00:05:04.529548] Benchmark complete.
  Benchmark rate summary:
    Num received samples:     2995435936
    Num dropped samples:      4622800
    Num overruns detected:    0
    Num transmitted samples:  3008276544
    Num sequence errors (Tx): 0
    Num sequence errors (Rx): 15
    Num underruns detected:   0
    Num late commands:        0
    Num timeouts (Tx):        0
    Num timeouts (Rx):        0
  Done!

  tcdforge@x310a:/usr/local/lib/lib/uhd/examples$

  
  In this particular case description, the nodes are USRP x310s. However, we 
have the same issue with N210 nodes dropping samples connected to the BCM57416 
NetXtreme-E Dual-Media 10G RDMA Ethernet device.

  There is no problem with the USRPs themselves, as we have tested them
  with normal 1G network cards and have no dropped samples.

  Personally I think its something to do with the 10G network card,
  possibly on a ubuntu driver???

  Note, Dell have said there is no hardware problem with the 10G
  interfaces

  I have followed the troubleshooting information on this link to try determine 
the problem: https://files.ettus.com/manual/page_usrp_x3x0_config.html
  - There is no firewall on that port (disabled). 
  - I tried setting the cpu frequency power but got "no or unknown cpufreq 
driver is active on this CPU". 
  - I also changed the cable to Cat6a connecting the USRPs to the 10G SRIOV 
port, and I get the same issue


  
  This is from the VM with connected USRP x310
  tcdforge@x310a:~$ lspci -nn | grep -i ethernet
  00:03.0 Ethernet controller [0200]: Red Hat, Inc. Virtio network device 
[1af4:1000]
  00:05.0 Ethernet controller [0200]: Broadcom Inc. and subsidiaries 
NetXtreme-E Ethernet Virtual Function [14e4:16dc]
  tcdforge@x310a:~$ 

  5e:00.0 Ethernet controller [0200]: Broadcom Inc. and subsidiaries BCM57416 
NetXtreme-E Dual-Media 10G RDMA Ethernet Controller [14e4:16d8] (rev 01)
          Subsystem: Dell BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet 
Controller [1028:1fea]
          Flags: bus master, fast devsel, latency 0, IRQ 50, NUMA node 0
          Memory at b9a10000 (64-bit, prefetchable) [size=64K]
          Memory at b9100000 (64-bit, prefetchable) [size=1M]
          Memory at b9aa2000 (64-bit, prefetchable) [size=8K]
          Expansion ROM at b9c00000 [disabled] [size=512K]
          Capabilities: <access denied>
          Kernel driver in use: bnxt_en
          Kernel modules: bnxt_en

  
  We get this info from the server:
  scamallra@rack9:~$ cpupower frequency-info 
  analyzing CPU 0:
    no or unknown cpufreq driver is active on this CPU
    CPUs which run at the same hardware frequency: Not Available
    CPUs which need to have their frequency coordinated by software: Not 
Available
    maximum transition latency:  Cannot determine or is not supported.
  Not Available
    available cpufreq governors: Not Available
    Unable to determine current policy
    current CPU frequency: Unable to call hardware
    current CPU frequency:  Unable to call to kernel
    boost state support:
      Supported: yes
      Active: yes


  
  lsb_release -rd
  Description:  Ubuntu 18.04.3 LTS
  Release:      18.04

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: network-manager 1.10.6-2ubuntu1.1
  ProcVersionSignature: Ubuntu 4.15.0-70.79-generic 4.15.18
  Uname: Linux 4.15.0-70-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.9
  Architecture: amd64
  Date: Fri Nov 22 17:39:21 2019
  NetworkManager.state:
   [main]
   NetworkingEnabled=true
   WirelessEnabled=true
   WWANEnabled=true
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: network-manager
  UpgradeStatus: No upgrade log present (probably fresh install)
  nmcli-con: NAME  UUID  TYPE  TIMESTAMP  TIMESTAMP-REAL  AUTOCONNECT  
AUTOCONNECT-PRIORITY  READONLY  DBUS-PATH  ACTIVE  DEVICE  STATE  ACTIVE-PATH  
SLAVE
  nmcli-nm:
   RUNNING  VERSION  STATE      STARTUP  CONNECTIVITY  NETWORKING  WIFI-HW  
WIFI     WWAN-HW  WWAN    
   running  1.10.6   connected  started  unknown       enabled     enabled  
enabled  enabled  enabled

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