diff options
Diffstat (limited to 'docs/testing/user/userguide/02-methodology.rst')
| -rw-r--r-- | docs/testing/user/userguide/02-methodology.rst | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/docs/testing/user/userguide/02-methodology.rst b/docs/testing/user/userguide/02-methodology.rst new file mode 100644 index 00000000..9f377d8d --- /dev/null +++ b/docs/testing/user/userguide/02-methodology.rst @@ -0,0 +1,85 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +=========== +Methodology +=========== + +Abstract +======== + +This chapter describes the methodology/overview of SampleVNF project from +the perspective of a :term:`VNF` and verifying the :term:`NFVI` + +Overview +======== +This project provides a placeholder for various sample VNF (Virtual Network Function (:term:`VNF`)) +development which includes example reference architecture and optimization methods +related to VNF/Network service for high performance VNFs. + +The sample VNFs are Open Source approximations* of Telco grade :term:`VNF` +using optimized VNF + NFVi Infrastructure libraries, with Performance Characterization of Sample† Traffic Flows. +• * Not a commercial product. Encourage the community to contribute and close the feature gaps. +• † No Vendor/Proprietary Workloads + +ETSI-NFV +======== + +.. _NFV-TST001: http://www.etsi.org/deliver/etsi_gs/NFV-TST/001_099/001/01.01.01_60/gs_NFV-TST001v010101p.pdf +.. _SampleVNFtst: https://wiki.opnfv.org/display/SAM/Technical+Briefs+of+VNFs +.. _Yardstick_NSB: http://artifacts.opnfv.org/yardstick/docs/testing_user_userguide/index.html#document-13-nsb-overview + +SampleVNF Test Infrastructure (NSB (Yardstick_NSB_))in yardstick helps to facilitate +consistent/repeatable methodologies for characterizing & validating the +sample VNFs (:term:`VNF`) through OPEN SOURCE VNF approximations. + +Network Service Benchmarking in yardstick framework follows ETSI GS NFV-TST001_ +to verify/characterize both :term:`NFVI` & :term:`VNF` + +The document ETSI GS NFV-TST001_, "Pre-deployment Testing; Report on Validation +of NFV Environments and Services", recommends methods for pre-deployment +testing of the functional components of an NFV environment. + +The SampleVNF project implements the methodology described in chapter 13 of Yardstick_NSB_, +"Pre-deployment validation of NFV infrastructure". + +The methodology consists in decomposing the typical :term:`VNF` work-load +performance metrics into a number of characteristics/performance vectors, which +each can be represented by distinct test-cases. + +.. seealso:: SampleVNFtst_ for material on alignment ETSI TST001 and SampleVNF. + +Metrics +======= + +The metrics, as defined by ETSI GS NFV-TST001, are shown in +:ref:`Table1 <table2_1>`. + +.. _table2_1: + +**Table 1 - Performance/Speed Metrics** + ++---------+-------------------------------------------------------------------+ +| Category| Performance/Speed | +| | | ++---------+-------------------------------------------------------------------+ +| Network | * Throughput per NFVI node (frames/byte per second) | +| | * Throughput provided to a VM (frames/byte per second) | +| | * Latency per traffic flow | +| | * Latency between VMs | +| | * Latency between NFVI nodes | +| | * Packet delay variation (jitter) between VMs | +| | * Packet delay variation (jitter) between NFVI nodes | +| | | ++---------+-------------------------------------------------------------------+ + +.. note:: The description in this OPNFV document is intended as a reference for + users to understand the scope of the SampleVNF Project and the + deliverables of the SampleVNF framework. For complete description of + the methodology, please refer to the ETSI document. + +.. rubric:: Footnotes +.. [1] To be included in future deliveries. + |