[ovs-dev] 答复: [PATCH v4 0/3] Add support for TSO with DPDK
William Tu
u9012063 at gmail.com
Thu Feb 20 19:20:44 UTC 2020
On Thu, Feb 20, 2020 at 2:12 AM Yi Yang (杨燚)-云服务集团 <yangyi01 at inspur.com> wrote:
>
> Hi, Flavio
>
> I find this tso feature doesn't work normally on my Ubuntu 16.04, here is my
> result. My kernel version is
Hi Yiyang,
I'm so confused with your description. Which case does not work for you?
Yifeng and Flavio were using OVS-DPDK with vhostuser to VM, is this
the case you're talking about?
>
> $ uname -a
> Linux cmp008 4.15.0-55-generic #60~16.04.2-Ubuntu SMP Thu Jul 4 09:03:09 UTC
> 2019 x86_64 x86_64 x86_64 GNU/Linux
> $
>
> $ ./run-iperf3.sh
Which case is this one?
> Connecting to host 10.15.1.3, port 5201
> [ 4] local 10.15.1.2 port 56466 connected to 10.15.1.3 port 5201
> [ ID] Interval Transfer Bandwidth Retr Cwnd
> [ 4] 0.00-10.00 sec 7.05 MBytes 5.91 Mbits/sec 2212 5.66 KBytes
> [ 4] 10.00-20.00 sec 7.67 MBytes 6.44 Mbits/sec 2484 5.66 KBytes
> [ 4] 20.00-30.00 sec 7.77 MBytes 6.52 Mbits/sec 2500 5.66 KBytes
> [ 4] 30.00-40.00 sec 7.77 MBytes 6.52 Mbits/sec 2490 5.66 KBytes
> [ 4] 40.00-50.00 sec 7.76 MBytes 6.51 Mbits/sec 2500 5.66 KBytes
> [ 4] 50.00-60.00 sec 7.79 MBytes 6.54 Mbits/sec 2504 5.66 KBytes
> - - - - - - - - - - - - - - - - - - - - - - - - -
> [ ID] Interval Transfer Bandwidth Retr
> [ 4] 0.00-60.00 sec 45.8 MBytes 6.40 Mbits/sec 14690
> sender
> [ 4] 0.00-60.00 sec 45.7 MBytes 6.40 Mbits/sec
> receiver
>
> Server output:
> Accepted connection from 10.15.1.2, port 56464
> [ 5] local 10.15.1.3 port 5201 connected to 10.15.1.2 port 56466
> [ ID] Interval Transfer Bandwidth
> [ 5] 0.00-10.00 sec 6.90 MBytes 5.79 Mbits/sec
> [ 5] 10.00-20.00 sec 7.71 MBytes 6.47 Mbits/sec
> [ 5] 20.00-30.00 sec 7.73 MBytes 6.48 Mbits/sec
> [ 5] 30.00-40.00 sec 7.79 MBytes 6.53 Mbits/sec
> [ 5] 40.00-50.00 sec 7.79 MBytes 6.53 Mbits/sec
> [ 5] 50.00-60.00 sec 7.79 MBytes 6.54 Mbits/sec
>
>
> iperf Done.
> $
>
> But it does work for tap, I'm not sure if it is a kernel issue, which kernel
^^^^^^^^^^^^^^^^^^^^^^^
So which case does not work?
> version are you using? I didn't use tpacket_v3 patch. Here is my local ovs
> info.
William
More information about the dev
mailing list