From: Stephen Hemminger <stephen@networkplumber.org>
To: bugzilla@dpdk.org
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [Bug 175] DPDK on Azure using `intel-go/nff-go` fails using `hv_netvsc` driver
Date: Thu, 27 Dec 2018 13:58:21 -0800 [thread overview]
Message-ID: <20181227135821.0778606d@shemminger-XPS-13-9360> (raw)
In-Reply-To: <bug-175-3@http.bugs.dpdk.org/>
On Tue, 25 Dec 2018 13:40:32 +0000
bugzilla@dpdk.org wrote:
> https://bugs.dpdk.org/show_bug.cgi?id=175
>
> Bug ID: 175
> Summary: DPDK on Azure using `intel-go/nff-go` fails using
> `hv_netvsc` driver
> Product: DPDK
> Version: 18.11
> Hardware: Other
> OS: Linux
> Status: CONFIRMED
> Severity: normal
> Priority: Normal
> Component: vhost/virtio
> Assignee: dev@dpdk.org
> Reporter: guesslin1986@gmail.com
> Target Milestone: ---
>
> Overview: running DPDK on Azure using `intel-go/nff-go` library fails with
> `Requested receive port exceeds number of ports which can be used by DPDK (bind
> to DPDK). (3)`
> Steps to Reproduce:
> 1) build binary from
> https://gist.github.com/guesslin/76be1139e5e3b8d71e964e194c5d9322
> 2) run `app -d uio_hv_generic -n <NICName>`
> Actual Results:
> $ sudo ./app -d uio_hv_generic -n eth2
> 2018/12/25 06:58:49 Binding PMD driver eth2 to NIC uio_hv_generic
> 2018/12/25 06:58:49 Initiating nff-go flow system
> ------------***-------- Initializing DPDK --------***------------
> EAL: Detected 4 lcore(s)
> EAL: Detected 1 NUMA nodes
> EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
> EAL: No free hugepages reported in hugepages-2048kB
> EAL: No free hugepages reported in hugepages-2048kB
> EAL: No free hugepages reported in hugepages-1048576kB
> EAL: FATAL: Cannot get hugepage information.
> EAL: Cannot get hugepage information.
> Initiated nff-go flow system
> Setting receiver on port 0
> panic: Erorr: Requested receive port exceeds number of ports which can be used
> by DPDK (bind to DPDK). (3), Msg: start dpdk/nff-go failed
> Expected Results:
> no error outputs
> # result from testpmd
> ```
> glasnostic@glasnostic-router:~$ sudo testpmd -w 0003:00:02.0
> --vdev="net_vdev_netvsc0,iface=eth2" -- -i --port-topology=chained
> EAL: Detected 4 lcore(s)
> EAL: No free hugepages reported in hugepages-1048576kB
> EAL: Multi-process socket /var/run/.rte_unix
> EAL: Probing VFIO support...
> EAL: VFIO support initialized
> EAL: WARNING: cpu flags constant_tsc=yes nonstop_tsc=no -> using unreliable
> clock cycles !
> EAL: PCI device 0003:00:02.0 on NUMA socket 0
> EAL: probe driver: 15b3:1004 net_mlx4
> PMD: net_mlx4: cannot access device, is mlx4_ib loaded?
> EAL: Requested device 0003:00:02.0 cannot be used
> PMD: net_failsafe: Initializing Fail-safe PMD for
> net_failsafe_net_vdev_netvsc0_id0
> PMD: net_failsafe: Creating fail-safe device on NUMA socket 0
> PMD: Initializing pmd_tap for net_tap_net_vdev_netvsc0_id0 as dtap0
> PMD: net_failsafe: MAC address is 00:0d:3a:18:3e:11
> Interactive-mode selected
> Warning: NUMA should be configured manually by using --port-numa-config and
> --ring-numa-config parameters along with --numa.
> testpmd: create a new mbuf pool <mbuf_pool_socket_0>: n=171456, size=2176,
> socket=0
> testpmd: preferred mempool ops selected: ring_mp_mc
> Configuring Port 0 (socket 0)
> PMD: net_tap_net_vdev_netvsc0_id0: 0xfc3a80: TX configured queues number: 1
> PMD: net_tap_net_vdev_netvsc0_id0: 0xfc3a80: RX configured queues number: 1
> Port 0: 00:0D:3A:18:3E:11
> Checking link statuses...
> Done
> testpmd> show port info all
> ********************* Infos for port 0 *********************
> MAC address: 00:0D:3A:18:3E:11
> Driver name: net_failsafe
> Connect to socket: 0
> memory allocation on the socket: 0
> Link status: up
> Link speed: 10000 Mbps
> Link duplex: full-duplex
> MTU: 1500
> Promiscuous mode: enabled
> Allmulticast mode: disabled
> Maximum number of MAC addresses: 1
> Maximum number of MAC addresses of hash filtering: 0
> VLAN offload:
> strip off
> filter off
> qinq(extend) off
> No flow type is supported.
> Minimum size of RX buffer: 0
> Maximum configurable length of RX packet: 1522
> Current number of RX queues: 1
> Max possible RX queues: 16
> Max possible number of RXDs per queue: 65535
> Min possible number of RXDs per queue: 0
> RXDs number alignment: 1
> Current number of TX queues: 1
> Max possible TX queues: 16
> Max possible number of TXDs per queue: 65535
> Min possible number of TXDs per queue: 0
> TXDs number alignment: 1
> testpmd>
> ```
> ## directly run testpmd
> ```
> glasnostic@glasnostic-router:~$ sudo testpmd
> EAL: Detected 4 lcore(s)
> EAL: No free hugepages reported in hugepages-1048576kB
> EAL: Multi-process socket /var/run/.rte_unix
> EAL: Probing VFIO support...
> EAL: VFIO support initialized
> EAL: WARNING: cpu flags constant_tsc=yes nonstop_tsc=no -> using unreliable
> clock cycles !
> EAL: PCI device 0003:00:02.0 on NUMA socket 0
> EAL: probe driver: 15b3:1004 net_mlx4
> PMD: net_mlx4: cannot access device, is mlx4_ib loaded?
> EAL: Requested device 0003:00:02.0 cannot be used
> PMD: net_failsafe: Initializing Fail-safe PMD for
> net_failsafe_net_vdev_netvsc_id0
> PMD: net_failsafe: Creating fail-safe device on NUMA socket 0
> PMD: Initializing pmd_tap for net_tap_net_vdev_netvsc_id0 as dtap0
> PMD: net_failsafe: MAC address is 00:0d:3a:18:3e:11
> Warning: NUMA should be configured manually by using --port-numa-config and
> --ring-numa-config parameters along with --numa.
> testpmd: create a new mbuf pool <mbuf_pool_socket_0>: n=171456, size=2176,
> socket=0
> testpmd: preferred mempool ops selected: ring_mp_mc
> Warning! port-topology=paired and odd forward ports number, the last port will
> pair with itself.
> Configuring Port 0 (socket 0)
> PMD: net_tap_net_vdev_netvsc_id0: 0xfc3a80: TX configured queues number: 1
> PMD: net_tap_net_vdev_netvsc_id0: 0xfc3a80: RX configured queues number: 1
> Port 0: 00:0D:3A:18:3E:11
> Checking link statuses...
> Done
> No commandline core given, start packet forwarding
> io packet forwarding - ports=1 - cores=1 - streams=1 - NUMA support enabled, MP
> over anonymous pages disabled
> Logical Core 1 (socket 0) forwards packets on 1 streams:
> RX P=0/Q=0 (socket 0) -> TX P=0/Q=0 (socket 0) peer=02:00:00:00:00:00
> io packet forwarding packets/burst=32
> nb forwarding cores=1 - nb forwarding ports=1
> port 0:
> CRC stripping enabled
> RX queues=1 - RX desc=1024 - RX free threshold=0
> RX threshold registers: pthresh=0 hthresh=0 wthresh=0
> TX queues=1 - TX desc=1024 - TX free threshold=0
> TX threshold registers: pthresh=0 hthresh=0 wthresh=0
> TX RS bit threshold=0 - TXQ offloads=0x0
> Press enter to exit
> Telling cores to stop...
> Waiting for lcores to finish...
> ---------------------- Forward statistics for port 0 ----------------------
> RX-packets: 7 RX-dropped: 0 RX-total: 7
> TX-packets: 7 TX-dropped: 0 TX-total: 7
> ----------------------------------------------------------------------------
> +++++++++++++++ Accumulated forward statistics for all ports+++++++++++++++
> RX-packets: 7 RX-dropped: 0 RX-total: 7
> TX-packets: 7 TX-dropped: 0 TX-total: 7
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> Done.
> Shutting down port 0...
> Stopping ports...
> Done
> Closing ports...
> Done
> Bye...
> ```
> ## load mlx4_ib
> ```
> glasnostic@glasnostic-router:~$ sudo modprobe mlx4_ib
> glasnostic@glasnostic-router:~$ lsmod | grep mlx4_ib
> mlx4_ib 176128 0
> mlx4_core 294912 2 mlx4_en,mlx4_ib
> devlink 53248 3 mlx4_en,mlx4_core,mlx4_ib
> ib_core 229376 6 ib_iser,ib_cm,rdma_cm,ib_uverbs,iw_cm,mlx4_ib
> glasnostic@glasnostic-router:~$ sudo testpmd
> EAL: Detected 4 lcore(s)
> EAL: No free hugepages reported in hugepages-1048576kB
> EAL: Multi-process socket /var/run/.rte_unix
> EAL: Probing VFIO support...
> EAL: VFIO support initialized
> EAL: WARNING: cpu flags constant_tsc=yes nonstop_tsc=no -> using unreliable
> clock cycles !
> EAL: PCI device 0003:00:02.0 on NUMA socket 0
> EAL: probe driver: 15b3:1004 net_mlx4
> PMD: net_mlx4: cannot access device, is mlx4_ib loaded?
> EAL: Requested device 0003:00:02.0 cannot be used
> PMD: net_failsafe: Initializing Fail-safe PMD for
> net_failsafe_net_vdev_netvsc_id0
> PMD: net_failsafe: Creating fail-safe device on NUMA socket 0
> PMD: Initializing pmd_tap for net_tap_net_vdev_netvsc_id0 as dtap0
> PMD: net_failsafe: MAC address is 00:0d:3a:18:3e:11
> Warning: NUMA should be configured manually by using --port-numa-config and
> --ring-numa-config parameters along with --numa.
> testpmd: create a new mbuf pool <mbuf_pool_socket_0>: n=171456, size=2176,
> socket=0
> testpmd: preferred mempool ops selected: ring_mp_mc
> Warning! port-topology=paired and odd forward ports number, the last port will
> pair with itself.
> Configuring Port 0 (socket 0)
> PMD: net_tap_net_vdev_netvsc_id0: 0xfc3a80: TX configured queues number: 1
> PMD: net_tap_net_vdev_netvsc_id0: 0xfc3a80: RX configured queues number: 1
> Port 0: 00:0D:3A:18:3E:11
> Checking link statuses...
> Done
> No commandline core given, start packet forwarding
> io packet forwarding - ports=1 - cores=1 - streams=1 - NUMA support enabled, MP
> over anonymous pages disabled
> Logical Core 1 (socket 0) forwards packets on 1 streams:
> RX P=0/Q=0 (socket 0) -> TX P=0/Q=0 (socket 0) peer=02:00:00:00:00:00
> io packet forwarding packets/burst=32
> nb forwarding cores=1 - nb forwarding ports=1
> port 0:
> CRC stripping enabled
> RX queues=1 - RX desc=1024 - RX free threshold=0
> RX threshold registers: pthresh=0 hthresh=0 wthresh=0
> TX queues=1 - TX desc=1024 - TX free threshold=0
> TX threshold registers: pthresh=0 hthresh=0 wthresh=0
> TX RS bit threshold=0 - TXQ offloads=0x0
> Press enter to exit
> Telling cores to stop...
> Waiting for lcores to finish...
> ---------------------- Forward statistics for port 0 ----------------------
> RX-packets: 7 RX-dropped: 0 RX-total: 7
> TX-packets: 7 TX-dropped: 0 TX-total: 7
> ----------------------------------------------------------------------------
> +++++++++++++++ Accumulated forward statistics for all ports+++++++++++++++
> RX-packets: 7 RX-dropped: 0 RX-total: 7
> TX-packets: 7 TX-dropped: 0 TX-total: 7
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> Done.
> Shutting down port 0...
> Stopping ports...
> Done
> Closing ports...
> Done
> Bye...
> ```
>
I am on holiday this week like most people in US. Will be back next week.
What kernel version are you using?
next prev parent reply other threads:[~2018-12-27 21:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-25 13:40 bugzilla
2018-12-27 21:58 ` Stephen Hemminger [this message]
2020-05-12 13:54 ` bugzilla
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