1.
Reverse Engineering
Cloud Native
Interoperability and Community
@k_gamanji katie-gamanji

2.
Katie Gamanji
Sr Kubernetes Field Engineer @Apple
TOC (Technical Oversight Committee) @CNCF
Advisory Board Member @Keptn
Creator of Cloud Native Fundamentals @Udacity
@k_gamanji katie-gamanji

3.
Reverse Engineering
Cloud Native
Interoperability and Community
@k_gamanji katie-gamanji

4.
Emergence of
Interfaces
Sustainable
Community
Cloud Native in
Data Science

5.
Container
Globalization

6.
Container primitives
cgroups
Impose limits
Namespaces
Process resources
Linux kernel since
2008

7.
Why containers became popular only in the
recent years?

8.
Technology became the
competitive edge
Application
complexity
Fast
deployments
Environment
uniformity
3
2
1

9.
Container Orchestrators

10.
Clear benefits of
adoption
99%
On-premise
52%
Operating 6< clusters
88%
VMWare Tanzu: State of Kubernetes 2022

11.
Emergence
of
Interfaces

12.
The Practical Past
CNI
Container Network Interface
CRI
Container Runtime Interface

13.
CNI
Container Network Interface

14.
Each pod has a unique IP

15.
Route Table
Inter-node communication
root netns root netns

16.
CNI
Provides only network
connectivity of containers and
removes allocated resources on
container deletion.

17.
CNI
Container Network Interface

18.
CRI
Container Runtime Interface

19.
1 / 2 Container Runtime

20.
2 / 2 Container Runtime
CRI

21.
CRI
Provides an abstraction layer over
the integration of container
runtimes (inc. Docker and rkt)

22.
CRI
Container Runtime Interface

23.
The Innovation Wave
SMI
Service Mesh Interface
CSI
Container Storage Interface
Cluster API
Cluster Provisioning

24.
SMI
Service Mesh Interface
CSI
Container Storage Interface
Cluster API
Cluster Provisioning

25.
Ensure visibility across the stack:
● Simplify instrumentation
● Lowering the data aggregation
costs
● Standardizing formats and
frameworks
Observability Stack

26.
“Simplify the application deployment on any platform
while enriching the developer experience.”
Application Deployment

27.
Community
Sustainability

28.
Open Governance:
Inclusive is better than exclusive
contribute.cncf.io

29.
CNCF Technical Advisory Groups (TAGs)

30.
“Community needs to scale continuously at the pace of
technology growth.”
● CK{AD,A,S} certifications
● KCNA - Kubernetes and Cloud Native Associate
certification
● Cloud Native Fundamentals course @Udacity
Community Sustainability

31.
Continue building a diverse
community!

32.
Cloud Native
in
Data Science

33.
Machine Learning
Batch
Streaming
Storage
Analysis
Artificial Intelligence
Cloud Native Data Science

34.
The
Perspective
Innovation
Vendors
Extensibility
End Users
Diversity
Community

35.
jobs.apple.com

36.
kgamanji.medium.com

37.
Reach out!
@k_gamanji katie-gamanji