[dpdk-dev] Problems running netvsc multiq
Mohammed Gamal
mmorsy at redhat.com
Fri Nov 30 20:06:52 CET 2018
----- Stephen Hemminger <stephen at networkplumber.org> wrote:
> On Fri, 30 Nov 2018 12:04:41 +0100
> Mohammed Gamal <mgamal at redhat.com> wrote:
>
> > Hi All,
> > I am having the following errors when I run testpmd with the netvsc
> > driver and --txq 2 and --rxq 2 options:
> >
> > testpmd: create a new mbuf pool <mbuf_pool_socket_0>: n=155456,
> > size=2176, socket=0
> > testpmd: preferred mempool ops selected: ring_mp_mc
> > Configuring Port 0 (socket 0)
> > hn_dev_configure(): >>
> > hn_rndis_link_status(): link status 0x40020006
> > hn_subchan_configure(): open 1 subchannels
> > vmbus_uio_get_subchan(): invalid subchannel id 0
> > hn_subchan_configure(): open subchannel failed: -5
> > hn_dev_configure(): subchannel configuration failed
> > Port0 dev_configure = -5
> > hn_dev_rx_queue_release(): >>
> > hn_dev_rx_queue_release(): >>
> > hn_dev_tx_queue_release(): >>
> > hn_dev_tx_queue_release(): >>
> > Fail to configure port 0
> > EAL: Error - exiting with code: 1
> > Cause: Start ports failed
> >
> > Multiq support was enabled and kernel module was loaded. The full
> > command line was:
> > ./testpmd -l 0-1 -n 2 --log-level=8 --log-level='pmd.*,8' --log-
> > level='bus.vmbus,8' -- --port-topology=chained --forward-mode=rxonly --
> > stats-period 1 --eth-peer=0,00:15:5d:1e:20:c0 --txq 2 --rxq 2
> >
> > I am running latest upstream kernel from the Linus tree and latest DPDK
> > upstream from git.dpdk.org.
> >
> > Could you also reproduce this? If not, what could I be misssing?
> >
> > Regards,
> > Mohammed
>
> Investigating now.
> Does single queue work for you?
Yes it does.
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