Quiz: What does an Auto Scaling Group (ASG) do when traffic surges on an application?
An Auto Scaling Group dynamically adjusts instance count to maintain steady performance during traffic spikes and reduce costs during quiet periods.
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An Auto Scaling Group dynamically adjusts instance count to maintain steady performance during traffic spikes and reduce costs during quiet periods.
AWS Fargate lets you run Docker containers without having to provision, configure, patch, or scale virtual machine clusters yourself.
… stateless architectures , state is stored in centralized datastores/caches, allowing individual application nodes to be freely added or removed without disrupting users.
An Active-Active Multi-Region setup distributes user traffic across multiple live cloud regions simultaneously, providing near-zero downtime even if an entire region fails.
Prometheus acts as the time-series metric collector and alerting engine, while Grafana provides rich visualization dashboards.
Blue/Green deployments minimize downtime and risk by spinning up the new release alongside the current version and flipping traffic at the router once validated.
755 octal notation assigns rwx (4+2+1=7) to Owner, and r-x (4+0+1=5) to Group and Others.
A Container Runtime handles the lifecycle of containers on a node, interacting with Linux cgroups and namespaces to isolate processes.