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Capacity Reservation Resource Groups now support Amazon EC2 Capacity Blocks and interruptible Capacity Reservations in AWS GovCloud (US) Regions

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AWS·Nov 6, 2026, 02:00 PMFeatureAI-assisted summary

Summary

Capacity Reservation Resource Groups now support EC2 Capacity Blocks for ML and interruptible reservations in AWS GovCloud (US) Regions.
Groups can include any reservation type, allowing mixed‑type launches, prioritization in EC2 Fleet/Auto Scaling, and automatic fallback to On‑Demand when needed.
No extra charges; feature is available in all supported regions except China.

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Official source Last checked Nov 11, 2026, 3:00 PM

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AI-assisted summarysource healthyLast checked Nov 11, 2026, 3:00 PM

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