Env2Vec Accelerating VNF Testing with Deep Learning Guangyuan Piao, - PowerPoint PPT Presentation

Env2Vec Accelerating VNF Testing with Deep Learning Guangyuan Piao, Pat Nicholson, Diego Lugones Eurosys 2020

Release Operate Deploy Build Code VNF Developer Customer Network

Release Operate Deploy Build Code New features VNF Developer Customer Network

Upgrades Release Operate Deploy Build Code New features VNF VNF Developer testing ü 5 9’s ü SLO’s Customer ü Assurance Network ü … time-consuming

VNF testing VNF ? Middleware Config OS KPI’s Virt/Container HW Cloud stack

VNF Anomaly ! testing VNF ? Middleware Config OS Virt/Container HW KPI’s Cloud stack ML

VNF VNF Different stack Middleware Middleware Config Config Cloud stack OS OS Virt/Container Virt/Container HW HW high-dimensional parameter space

Env2Vec Accelerating VNF Testing with Deep Learning 1) Robust to environment variations 2) Simple single ML model 3) Work in previously unseen environments VNF Middleware Config OS Virt/Container HW VNF Middleware Config OS Virt/Container HW

Env2Vec Accelerating VNF Testing with Deep Learning Deep Learning Architecture Anomaly detection FNN GRU Embeddings Contextual Historical Environment FNN: FeedForward Neural Network Features data Metadata GRU: Gated Recurrent Units VNF Middleware Config … g OS n i n i a r T Virt/Container HW

Book (wikipedia) embeddings by genre Environments Embeddings by test case @github: WillKoehrsen/wikipedia-data-science Build type D (debug), T (test), S (stable), etc.

Env2Vec Accelerating VNF Testing with Deep Learning Deep Learning Architecture Anomaly ! KPI’s VNF timeseries Anomaly detection Middleware Config OS Virt/Container FNN GRU Embeddings HW e m i t n u R Contextual Historical Environment Features data Metadata VNF Middleware Config … g OS n i n i a r T Virt/Container HW

KDN dataset (public) Open Virtual Switch Snort SDN-enabled firewall Carrier-grade VNF for multiple Testing environments Build types Services Under test Accuracy 86.2% - 100% False alarms reduced by 20.9% to 38.1% Simplified adoption: single model competitive against multi-model proposals

Env2Vec Accelerating VNF Testing with Deep Learning Guangyuan Piao, Pat Nicholson, Diego Lugones Eurosys 2020