[dpdk-dev] Testing vmdq sample application

ANKIT BATRA ankitbatra2009 at gmail.com
Thu Sep 11 12:58:45 CEST 2014


Hi,

I want to use VMDQ for traffic exchange between virtual machines and
external world. Need to know how to configure vmdq interface and the
configuration to be done on virtual machine manager(host machine) as well
as on the Virtual Machines(guest).
On Thu, Sep 11, 2014 at 2:03 PM, Richardson, Bruce <
bruce.richardson at intel.com> wrote:

> Also check that the mac addresses are configured correctly on the packets
> being sent. In vmdq_dcb mode, the nic doesn't act in promiscuous mode
> picking up all packet irrespective of MAC address, so the destination mac
> must match that of the NIC port.
>
> /Bruce
>
> > -----Original Message-----
> > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Wei-Chun Chao
> > Sent: Wednesday, September 10, 2014 8:49 PM
> > To: ANKIT BATRA
> > Cc: dev at dpdk.org
> > Subject: Re: [dpdk-dev] Testing vmdq sample application
> >
> > Is your traffic VLAN tagged?
> >
> > I think vmdq_app has "conf.enable_default_pool = 0;" so untagged
> > traffic will be dropped.
> >
> > Thanks,
> > Weichun
> >
> > On Wed, Sep 10, 2014 at 12:00 PM, ANKIT BATRA <ankitbatra2009 at gmail.com>
> > wrote:
> > > Hi,
> > >
> > > I have started the application on my host machine.And from another
> terminal
> > > on host machine gave sudo killall -HUP vmdq_dcb_app and sent packets on
> > NIC
> > > card from another machine .But on terminal where vmdq application is
> > > running, I am seeing that no packets are coming.All rows and columns
> are
> > > 0.And where will the VMs will come into picture here for testing this.
> > > Please suggest and correct me if i am doing anything incorrect.
> > >
> > > On Wed, Sep 10, 2014 at 6:24 AM, Ouyang, Changchun <
> > > changchun.ouyang at intel.com> wrote:
> > >
> > >> Hi
> > >>
> > >> Firstly compiling the application
> > >> 1. Go to the examples directory:
> > >> export RTE_SDK=/path/to/rte_sdk
> > >> cd ${RTE_SDK}/examples/vmdq
> > >> 2. Set the target (a default target is used if not specified). For
> example:
> > >> export RTE_TARGET=x86_64-native-linuxapp-gcc
> > >> See the Intel® DPDK Getting Started Guide for possible RTE_TARGET
> values.
> > >> 3. Build the application:
> > >> make
> > >>
> > >> Then running the application
> > >> To run the example in a linuxapp environment:
> > >> user at target:~$ ./build/vmdq_app -c f -n 4 -- --nb-pools 8
> > >>
> > >> If you use 1G NIC, 8 pools are available,
> > >> If you use 10G NIC, 64 pools are available,
> > >>
> > >> At last, send packets with vlan tag to select a pool.
> > >>
> > >> The vlan tag and pool has the following mapping:
> > >> const uint16_t vlan_tags[] = {
> > >>         0,  1,  2,  3,  4,  5,  6,  7,        // It occupies pool 0 ~
> pool
> > >> 7, one for each
> > >>         8,  9, 10, 11,  12, 13, 14, 15,     // It occupies pool 8 ~
> pool
> > >> 15, one for each
> > >>         16, 17, 18, 19, 20, 21, 22, 23,    // It occupies pool 16 ~
> pool
> > >> 23, one for each
> > >>         24, 25, 26, 27, 28, 29, 30, 31,    // It occupies pool 24 ~
> pool
> > >> 31, one for each
> > >>         32, 33, 34, 35, 36, 37, 38, 39,    // It occupies pool 32 ~
> pool
> > >> 39, one for each
> > >>         40, 41, 42, 43, 44, 45, 46, 47,    // It occupies pool 40 ~
> pool
> > >> 47, one for each
> > >>         48, 49, 50, 51, 52, 53, 54, 55,    // It occupies pool 48 ~
> pool
> > >> 55, one for each
> > >>         56, 57, 58, 59, 60, 61, 62, 63,    // It occupies pool 56 ~
> pool
> > >> 63, one for each
> > >> };
> > >>
> > >> Thanks
> > >> Changchun
> > >>
> > >> > -----Original Message-----
> > >> > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of ANKIT BATRA
> > >> > Sent: Wednesday, September 10, 2014 3:23 AM
> > >> > To: dev at dpdk.org
> > >> > Subject: [dpdk-dev] Testing vmdq sample application
> > >> >
> > >> > Hi,
> > >> >
> > >> >  I am trying to run vmdq sample application.But not getting how to
> test
> > >> > this.Can anyone please help with detailed procedure how to test this
> > >> sample
> > >> > application.
> > >> > --
> > >> > Regards
> > >> > Ankit Batra
> > >>
> > >
> > >
> > >
> > > --
> > > Regards
> > > Ankit Batra
>



-- 
Regards
Ankit Batra


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