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Talk 1: the cost of Scaling

Analyze expenses

Aws explorer

Google mail alerts

Clean

Clean unused VMs, IPs, snapshots, files.

AWS: check the regions

Data transfert

Inter-regions transfert = $$$

Compute

• Use new generations: cheaper and more powerfull
• Reserve instances
• ⚠️ Spot instances

Serverless is not for everybody

Multi cloud

Use Terraform/Ansible/Docker

Go bare metal (OVH)

Talk 2: Scaling behind the scene (LeaseWeb)

Datacenter management with APIs

Talk 3: Scaling apis from 0 to 40k RPM

Monitor: new relic

Provision unused machines, ready when needed.