Scaling Microservices withContiv

contiv.io@projectcontiv

Sukhesh Halemane Github @shaleman

Joji Mekkattuparamban Github @jojimt

•Microservices scale Challenge• Project Contiv• Demo

Agenda

contiv.io

Microservice explosion

500+ microservices450 microservices 500+ microservices

Source:Netflix: http://www.slideshare.net/BruceWong3/the-case-for-chaosTwitter: https://twitter.com/adrianco/status/441883572618948608Hail-o: https://sudo.hailoapp.com/services/2015/03/09/journey-into-a-microservice-world-part-3/

• Hide infrastructure complexity from applications• No more Vlan, Vxlan, VTEP, Spanning tree, Vlan stitching

contiv: Networking for Microservice

Virtual Network Per Tenant

Org 1

Org 2

Segment per Microservice

Network based service routing

Segment 1Srv1

Segment 2Srv2 Srv2 Srv2

Srv1 Srv1

Service

Security Policies

Number of IP table rules increase exponentially as microservices scale out

Scaling security policies

1 2 3 4 5 60

2000

4000

6000

8000

10000

12000

14000

16000

18000

20000

Contiv IP tables

Number of Microservices

Scale out# of instances

Contiv# of rules

IP table # of rules

50 1500 500

50 2500 2000

50 3500 4500

50 4500 8000

50 5500 12500

50 6500 18000

Contiv Network Performance

Special thanks to: Leslie Qi WangSource: https://communities.cisco.com/community/developer/opensource/blog/2016/02/03/docker-overlay-network-performance-comparison--bare-metal

Performance at Scale

HW configuration: 2x UCS C240 servers with 2s socket, 12 core Intel Xeon E5 cpu each, 192G DRAM, 1x10G NIC.1x Nexus 9000 series switch

0 100 1000 50000

1000000000

2000000000

3000000000

4000000000

5000000000

6000000000

7000000000

8000000000

9000000000

10000000000

Throughput

Throughput

Number of Security Rules

Demo

Contiv + K8S Demo Topology

k8master

Contiv Master

Kubernetes Master / API

Server

etcd

k8ode01

Contiv Netplugin Kubelet

Srv1 Srv2 Srv3 Srv4

etcd

Docker

k8node02

Contiv Netplugin

Kubelet

Srv1 Srv2 Srv3 Srv4

etcd

Docker

Contiv Virtual Network

Thank you

contiv.io

@abhinandanpb @DivyaVavili @erikh

@jainvipin @jojimt @mapuri

@shaleman @unclejack @vvb

Find us on Github

@vishal-j