Slides as presented at Jeff Conf, Hamburg 2018. Presented a similar version at Serverless Conf 2018 in Paris.

1. How to Sell
Serverless to
Your Colleagues
Subbu Allamaraju
@sallamar https://www.Subbu.org

2. © 2018 Expedia, Inc.
Not suitable for long-running apps
Expensive Lock-in
Slow on cold start
No local storage
More complex call patterns Unknown
security risks
It’s just a fad
No standards
Observability is hard

3. © 2018 Expedia, Inc.
AWS Lambda (2014)
Docker (2013)
Kubernetes (2014)
Xen (2003) KVM (2008)
EC2 (2006)
CloudFormation (2010)
Azure Functions (2016)
Google Cloud Functions (2016)
Google App Engine (2008)
Hyper-V (2008)VMWare (2001)
Mesos (2009)

4. © 2018 Expedia, Inc.
Velocity
Just-in-time allocation
Infinite scalability
Robustness

5. © 2018 Expedia, Inc.
Provision Deploy code
Velocity Just-in-time allocation
Robustness Infinite scalability
Open loop automation

6. © 2018 Expedia, Inc.
Provision Deploy code
Velocity Just-in-time allocation
Robustness Infinite scalability
Closed loop automation
Feedback loops

7. © 2018 Expedia, Inc.
Provision Deploy code
Velocity Just-in-time allocation
Robustness Infinite scalability
What about stateful?
Change averse

8. © 2018 Expedia, Inc.
What if we’ve a framework that rules them all?
Scheduler frameworks
Apps written to the
framework
Opinionated Complicated
(my hypothesis)
Velocity Just-in-time allocation
Robustness Infinite scalability

9. © 2018 Expedia, Inc.
Simplify and then
automate

10. © 2018 Expedia, Inc.
Stateless
Stateful
Speed,
ephemeral,
simpler
Durability,
consistency,
slower rate
of change

11. © 2018 Expedia, Inc.
Make apps truly
stateless again
Shift stateful
complexity out

12. © 2018 Expedia, Inc.
A framework as
a service
(truly stateless)
Managed
cloud services
(stateful)
Velocity Just-in-time allocation
Robustness Infinite scalability

13. © 2018 Expedia, Inc.
A framework as a service is
a natural way to abstract
operational complexity

14. © 2018 Expedia, Inc.
A function is the simplest
possible abstraction

15. © 2018 Expedia, Inc.
provided

16. © 2018 Expedia, Inc.
S3, Glacier, Aurora,
Elasticache, RDS,
Redshift, DynamoDB,
Neptune, Athena,
ElasticSearch Service,
Quicksight, EMR,
Kinesis, Data Pipeline,
CloudSearch, Redshift,
SQS, SNS, MQ, …
BigQuery, Cloud
Dataflow, Cloud
Dataproc, Cloud Datalab,
Cloud Dataprep, Cloud
Pub/Sub, Data Studio,
Cloud SQL, Cloud
Bigtable, Cloud Spanner,
Cloud Datastore, …
Queue Storage, Blob
Storage, Notification Hubs,
Search, SQL Database, SQL
Data Warehouse, SQL
Server Stretch Database,
Cosmos DB, Redis Cache,
Table Storage, HDInsight,
SQL Data Warehouse,
Event Hubs, …
Embrace the service
ecosystem

17. © 2018 Expedia, Inc.
Not suitable for long-running apps
Expensive Lock-in
Slow on cold start
No local storage
More complex call patterns Unknown
security risks
It’s just a fad
No standards
Observability is hard

18. © 2018 Expedia, Inc.
Not suitable for long-running apps
Expensive Lock-in
Slow on cold start
No local storage
More complex call patterns Unknown
security risks
It’s just a fad
No standards
Observability is hard
Understanding the why

19. © 2018 Expedia, Inc.
Not suitable for long-running apps
Expensive Lock-in
Slow on cold start
No local storage
More complex call patterns Unknown
security risks
It’s just a fad
No standards
Observability is hard
Habits of today aka Inertia

20. © 2018 Expedia, Inc.
Not suitable for long-running apps
Expensive Lock-in
Slow on cold start
No local storage
More complex call patterns Unknown
security risks
It’s just a fad
No standards
Observability is hard
Today != Tomorrow

21. © 2018 Expedia, Inc.
Not suitable for long-running apps
Expensive Lock-in
Slow on cold start
No local storage
More complex call patterns Unknown
security risks
It’s just a fad
No standards
Observability is hard

22. © 2018 Expedia, Inc.

23. © 2018 Expedia, Inc.
Thank you
Subbu Allamaraju
@sallamar
https://www.subbu.org