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#ec2

2 posts

SRE & DevOpsDeep Dive October 4, 2026 9 min read

EC2 Auto Scaling Instance Refresh: Safe AMI and Launch Template Rollouts

Roll out Auto Scaling group changes with explicit capacity bounds, warmup, checkpoints, skip-matching behavior, alarms, and rollback prerequisites.

#aws#ec2#auto-scaling

SRE & DevOpsDeep Dive October 4, 2026 8 min read

AWS CodeDeploy EC2 Blue/Green: Traffic Cutover and Rollback

Operate CodeDeploy blue/green releases for EC2 with precise AppSpec hooks, replacement capacity, load-balancer cutover, alarm-based rollback, and safe cleanup.

#aws#codedeploy#ec2