Hello,
I already searched around for my problem, but most of the time it is unsupported modules or a problem with the ixgbe driver. For me both seems to be fine.
Here is the ixgbe log:
Code
root@XXX:~ # dmesg | grep ixgbe
[ 0.956277] ixgbe: Intel(R) 10 Gigabit PCI Express Network Driver
[ 0.956280] ixgbe: Copyright (c) 1999-2016 Intel Corporation.
[ 1.121063] ixgbe 0000:07:00.0: Multiqueue Enabled: Rx Queue count = 12, Tx Queue count = 12 XDP Queue count = 0
[ 1.121345] ixgbe 0000:07:00.0: 32.000 Gb/s available PCIe bandwidth (5.0 GT/s PCIe x8 link)
[ 1.121464] ixgbe 0000:07:00.0: MAC: 2, PHY: 16, SFP+: 5, PBA No: Unknown
[ 1.121465] ixgbe 0000:07:00.0: XX:XX:XX:XX:XX:00
[ 1.142798] ixgbe 0000:07:00.0: Intel(R) 10 Gigabit Network Connection
[ 1.142910] libphy: ixgbe-mdio: probed
[ 2.329113] ixgbe 0000:07:00.1: Multiqueue Enabled: Rx Queue count = 12, Tx Queue count = 12 XDP Queue count = 0
[ 2.329395] ixgbe 0000:07:00.1: 32.000 Gb/s available PCIe bandwidth (5.0 GT/s PCIe x8 link)
[ 2.329514] ixgbe 0000:07:00.1: MAC: 2, PHY: 1, PBA No: Unknown
[ 2.329515] ixgbe 0000:07:00.1: XX:XX:XX:XX:XX:01
[ 2.330423] ixgbe 0000:07:00.1: Intel(R) 10 Gigabit Network Connection
[ 2.330471] libphy: ixgbe-mdio: probed
[ 2.331635] ixgbe 0000:07:00.1 enp7s0f1: renamed from eth1
[ 2.346244] ixgbe 0000:07:00.0 enp7s0f0: renamed from eth0
[ 5.165248] ixgbe 0000:07:00.1: registered PHC device on enp7s0f1
[ 6.011916] ixgbe 0000:07:00.0: registered PHC device on enp7s0f0
[ 6.197617] ixgbe 0000:07:00.0 enp7s0f0: detected SFP+: 5
[ 6.337682] ixgbe 0000:07:00.0 enp7s0f0: NIC Link is Up 10 Gbps, Flow Control: RX/TX
[ 550.516867] ixgbe 0000:07:00.0 enp7s0f0: NIC Link is Down
[ 578.961106] ixgbe 0000:07:00.0 enp7s0f0: NIC Link is Up 10 Gbps, Flow Control: RX/TX
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Here the "qlen 1000" (I do think this is the problem - it is somehow recognized as 10G driverwise, also in the switch, but it is not used somehow:
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root@XXX:~ # ip a
2: enp5s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether 0XX:XX:XX:XX:XX:f1 brd ff:ff:ff:ff:ff:ff
inet XXX.XXX.XXX.192/24 brd XXX.XXX.XXX.255 scope global dynamic enp5s0
valid_lft 84731sec preferred_lft 84731sec
3: enp7s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether XX:XX:XX:XX:XX:00 brd ff:ff:ff:ff:ff:ff
inet XXX.XXX.XXX.190/24 brd XXX.XXX.XXX.255 scope global dynamic enp7s0f0
valid_lft 84731sec preferred_lft 84731sec
4: enp7s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether XX:XX:XX:XX:XX:01 brd ff:ff:ff:ff:ff:ff
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ipfer3 log:
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root@thevault:~ # iperf3 -s
-----------------------------------------------------------
Server listening on 5201
-----------------------------------------------------------
Accepted connection from XXX.XXX.XXX.141, port 54564
[ 5] local XXX.XXX.XXX.190 port 5201 connected to XXX.XXX.XXX.141 port 54565
[ ID] Interval Transfer Bitrate
[ 5] 0.00-1.00 sec 106 MBytes 892 Mbits/sec
[ 5] 1.00-2.00 sec 118 MBytes 991 Mbits/sec
[ 5] 2.00-3.00 sec 117 MBytes 986 Mbits/sec
[ 5] 3.00-4.00 sec 114 MBytes 955 Mbits/sec
[ 5] 4.00-5.00 sec 118 MBytes 992 Mbits/sec
[ 5] 5.00-6.00 sec 112 MBytes 938 Mbits/sec
[ 5] 6.00-7.00 sec 115 MBytes 967 Mbits/sec
[ 5] 7.00-8.00 sec 113 MBytes 944 Mbits/sec
[ 5] 8.00-9.00 sec 118 MBytes 987 Mbits/sec
[ 5] 9.00-10.00 sec 105 MBytes 881 Mbits/sec
[ 5] 10.00-10.04 sec 5.05 MBytes 1.02 Gbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate
[ 5] 0.00-10.04 sec 1.11 GBytes 954 Mbits/sec receiver
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Another iperf3 log (2 clients: Windows to Windows):
Code
Connecting to host XXX.XXX.XXX.152, port 5201
[ 4] local XXX.XXX.XXX.141 port 54290 connected to XXX.XXX.XXX.152 port 5201
[ ID] Interval Transfer Bandwidth
[ 4] 0.00-1.00 sec 253 MBytes 2.12 Gbits/sec
[ 4] 1.00-2.00 sec 277 MBytes 2.32 Gbits/sec
[ 4] 2.00-3.00 sec 273 MBytes 2.29 Gbits/sec
[ 4] 3.00-4.00 sec 289 MBytes 2.43 Gbits/sec
[ 4] 4.00-5.00 sec 283 MBytes 2.37 Gbits/sec
[ 4] 5.00-6.00 sec 302 MBytes 2.53 Gbits/sec
[ 4] 6.00-7.00 sec 282 MBytes 2.37 Gbits/sec
[ 4] 7.00-8.00 sec 290 MBytes 2.43 Gbits/sec
[ 4] 8.00-9.00 sec 286 MBytes 2.40 Gbits/sec
[ 4] 9.00-10.00 sec 278 MBytes 2.33 Gbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth
[ 4] 0.00-10.00 sec 2.75 GBytes 2.36 Gbits/sec sender
[ 4] 0.00-10.00 sec 2.75 GBytes 2.36 Gbits/sec receiver
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The module is compatible, the driver and the network card seems fine. The network in general can also do >1G (wonder why it is only 2,5G since they are both 10G, but whatever). Has the
"qlen 1000" anything to do with that or am I on a wrong path there?
Thank you in advance!
Greetings
Andy