Carbon-aware scheduling by default: first balance

Carbon aware scheduling delivers savings in proportion to how much of your workload can move in time or geography. If under 20 percent of it is elastic, cluster-wide gains stay modest. Deferrable jobs do best, cutting carbon intensity 15 to 30 percent: nightly batch, model training, CI builds and tests, report generation, video rendering.

February 12, 2026 6 min 269 4.3

Methodologies

Carbon-aware computing: now the default behavior

Four years ago it was an academic curiosity. Today, scheduling workloads by grid carbon intensity is a built-in option in Kubernetes, in several cloud provider services, and in CI tooling. We look at what genuinely changed and what is still more promise than practice.

September 9, 2025 7 min 237 4.6