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Diffstat (limited to 'docs/testing/user/userguide/14-nsb-operation.rst')
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diff --git a/docs/testing/user/userguide/14-nsb-operation.rst b/docs/testing/user/userguide/14-nsb-operation.rst index c96155804..72b1c4bbc 100644 --- a/docs/testing/user/userguide/14-nsb-operation.rst +++ b/docs/testing/user/userguide/14-nsb-operation.rst @@ -434,6 +434,43 @@ There two types of Standalone contexts available: OVS-DPDK and SRIOV. OVS-DPDK uses OVS network with DPDK drivers. SRIOV enables network traffic to bypass the software switch layer of the Hyper-V stack. +Emulated machine type +^^^^^^^^^^^^^^^^^^^^^ + +For better performance test results of emulated VM spawned by Yardstick SA +context (OvS-DPDK/SRIOV), it may be important to control the emulated machine +type used by QEMU emulator. This attribute can be configured via TC definition +in ``contexts`` section under ``extra_specs`` configuration. + +For example: + +.. code-block:: yaml + + contexts: + ... + - type: StandaloneSriov + ... + flavor: + ... + extra_specs: + ... + machine_type: pc-i440fx-bionic + +Where, ``machine_type`` can be set to one of the emulated machine type +supported by QEMU running on SUT platform. To get full list of supported +emulated machine types, the following command can be used on the target SUT +host. + +.. code-block:: yaml + + # qemu-system-x86_64 -machine ? + +By default, the ``machine_type`` option is set to ``pc-i440fx-xenial`` which is +suitable for running Ubuntu 16.04 VM image. So, if this type is not supported +by the target platform or another VM image is used for stand alone (SA) context +VM (e.g.: ``bionic`` image for Ubuntu 18.04), this configuration should be +changed accordingly. + Standalone with OVS-DPDK ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -564,3 +601,33 @@ may be changed. 2. Subsection ``runner``: specifies the test duration and the interval of TG and VNF side KPIs polling. For more details, refer to :doc:`03-architecture`. + +Preparing test run of vPE test case +----------------------------------- +The vPE (Provider Edge Router) is a :term: `VNF` approximation +serving as an Edge Router. The vPE is approximated using the +``ip_pipeline`` dpdk application. + + .. image:: images/vPE_Diagram.png + :width: 800px + :alt: NSB vPE Diagram + +The ``vpe_config`` file must be passed as it is not auto generated. +The ``vpe_script`` defines the rules applied to each of the pipelines. This can be +auto generated or a file can be passed using the ``script_file`` option in +``vnf_config`` as shown below. The ``full_tm_profile_file`` option must be +used if a traffic manager is defined in ``vpe_config``. + +.. code-block:: yaml + + vnf_config: { file: './vpe_config/vpe_config_2_ports', + action_bulk_file: './vpe_config/action_bulk_512.txt', + full_tm_profile_file: './vpe_config/full_tm_profile_10G.cfg', + script_file: './vpe_config/vpe_script_sample' } + +Testcases for vPE can be found in the ``vnf_samples/nsut/vpe`` directory. +A testcase can be started with the following command as an example: + +.. code-block:: bash + + yardstick task start /yardstick/samples/vnf_samples/nsut/vpe/tc_baremetal_rfc2544_ipv4_1flow_64B_ixia.yaml |