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Diffstat (limited to 'docs/testing/user/userguide/14-nsb-operation.rst')
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1 files changed, 111 insertions, 1 deletions
diff --git a/docs/testing/user/userguide/14-nsb-operation.rst b/docs/testing/user/userguide/14-nsb-operation.rst index d157914a9..851c6528e 100644 --- a/docs/testing/user/userguide/14-nsb-operation.rst +++ b/docs/testing/user/userguide/14-nsb-operation.rst @@ -84,6 +84,116 @@ In this example we have ``TRex xe0 <-> xe0 VNF xe1 <-> xe0 UDP_Replay`` downlink_0: - xe0 + +Availability zone +^^^^^^^^^^^^^^^^^ + +The configuration of the availability zone is requred in cases where location +of exact compute host/group of compute hosts needs to be specified for SampleVNF +or traffic generator in the heat test case. If this is the case, please follow +the instructions below. + +.. _`Create a host aggregate`: + +1. Create a host aggregate in the OpenStack and add the available compute hosts + into the aggregate group. + + .. note:: Change the ``<AZ_NAME>`` (availability zone name), ``<AGG_NAME>`` + (host aggregate name) and ``<HOST>`` (host name of one of the compute) in the + commands below. + + .. code-block:: bash + + # create host aggregate + openstack aggregate create --zone <AZ_NAME> --property availability_zone=<AZ_NAME> <AGG_NAME> + # show available hosts + openstack compute service list --service nova-compute + # add selected host into the host aggregate + openstack aggregate add host <AGG_NAME> <HOST> + +2. To specify the OpenStack location (the exact compute host or group of the hosts) + of SampleVNF or traffic generator in the heat test case, the ``availability_zone`` server + configuration option should be used. For example: + + .. note:: The ``<AZ_NAME>`` (availability zone name) should be changed according + to the name used during the host aggregate creation steps above. + + .. code-block:: yaml + + context: + name: yardstick + image: yardstick-samplevnfs + ... + servers: + vnf__0: + ... + availability_zone: <AZ_NAME> + ... + tg__0: + ... + availability_zone: <AZ_NAME> + ... + networks: + ... + +There are two example of SampleVNF scale out test case which use the availability zone +feature to specify the exact location of scaled VNFs and traffic generators. + +Those are: + +.. code-block:: console + + <repo>/samples/vnf_samples/nsut/prox/tc_prox_heat_context_l2fwd_multiflow-2-scale-out.yaml + <repo>/samples/vnf_samples/nsut/vfw/tc_heat_rfc2544_ipv4_1rule_1flow_64B_trex_scale_out.yaml + +.. note:: This section describes the PROX scale-out testcase, but the same + procedure is used for the vFW test case. + +1. Before running the scale-out test case, make sure the host aggregates are + configured in the OpenStack environment. To check this, run the following + command: + + .. code-block:: console + + # show configured host aggregates (example) + openstack aggregate list + +----+------+-------------------+ + | ID | Name | Availability Zone | + +----+------+-------------------+ + | 4 | agg0 | AZ_NAME_0 | + | 5 | agg1 | AZ_NAME_1 | + +----+------+-------------------+ + +2. If no host aggregates are configured, please use `steps above`__ to + configure them. + +__ `Create a host aggregate`_ + + +3. Run the SampleVNF PROX scale-out test case, specifying the availability + zone of each VNF and traffic generator as a task arguments. + + .. note:: The ``az_0`` and ``az_1`` should be changed according to the host + aggregates created in the OpenStack. + + .. code-block:: console + + yardstick -d task start\ + <repo>/samples/vnf_samples/nsut/prox/tc_prox_heat_context_l2fwd_multiflow-2-scale-out.yaml\ + --task-args='{ + "num_vnfs": 4, "availability_zone": { + "vnf_0": "az_0", "tg_0": "az_1", + "vnf_1": "az_0", "tg_1": "az_1", + "vnf_2": "az_0", "tg_2": "az_1", + "vnf_3": "az_0", "tg_3": "az_1" + } + }' + + ``num_vnfs`` specifies how many VNFs are going to be deployed in the + ``heat`` contexts. ``vnf_X`` and ``tg_X`` arguments configure the + availability zone where the VNF and traffic generator is going to be deployed. + + Collectd KPIs ------------- @@ -242,7 +352,7 @@ Baremetal file: /etc/yardstick/nodes/pod.yaml Scale-Out --------------------- +--------- VNFs performance data with scale-out helps |