04/10/2023© 2014 Constant Contact, Inc. 1

Presented by :

OrchestrationTrade-offs to think about

Igor Moochnick

04/10/2023© 2014 Constant Contact, Inc. 2

Infrastructure components

• Nodes– Compute– DB– Batch

• Load Balancers• DNS• Etc…

04/10/2023© 2014 Constant Contact, Inc. 3

Types of deploys

• Uptime• Downtime

• Distributed?• Centralized?• HA?• Recovery?

04/10/2023© 2014 Constant Contact, Inc. 4

Data Center puppies and herds

• Primarily driven by your data strategy– Can your data survive the data center replacement?

• Legacy systems are an anchor and center of gravity

04/10/2023© 2014 Constant Contact, Inc. 5

No node access

• Bake & brew• Code review process• Source control auditing• Ship logs out• Trash your SSH keys

04/10/2023© 2014 Constant Contact, Inc. 6

How your upgrade process looks like?

• Compute node?– repeatable– reuse?– Fry vs. bake– Configuration management?– Secrets?

04/10/2023© 2014 Constant Contact, Inc. 7

How your upgrade process looks like?

• Databases?– SQL vs. NoSQL– Locking and blocking– Migration?

• Schema?• Data?

– Versioning?• Schema?• Data?

04/10/2023© 2014 Constant Contact, Inc. 8

Failures and healing

• Auto healing?