DevOps Maturity: Teams have different tooling, practice and
maturity
Observability: distributed systems require monitoring, alerting and
retrospective observability
Platform approach: provide a platform that can be built on and
extended with smart defaults
What does operation mean?
Lambda abstracts awasy the operational aspects of running code in the
cloud, so developers don’t think about selecting instance types,
cross-availability zone failover, or patching the operating system,
language runtime, or standard and third party libraries. P.S. similar to
managing personal laptop, os updates, installing new python,
virtualenv…
Operational metrics
Latency: client response time, client to server,
server to response
Throughput: paging rate, CPU utilization, network
bandwidth, sustained high measures of anyone indicates an
over-subscribed compute host