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AWS re:Invent 2025 Part 2/4 - Infrastructure & Developer Experience
AWS re:Invent 2025 Series (Part 2 of 4)
AWS announces Graviton5 with 192 cores (3x previous gen) and 40% better price-performance vs x86. Trainium 3 delivers 4.4x performance at 50% lower cost, with NeuronLink eliminating 50% network overhead. Lambda Durable Functions enable year-long workflows. Werner Vogels introduces the "Renaissance Developer" framework for the AI era. Plus: BellSoft's hardened Java images cut CVEs by 95%, GitHub Actions package management security gaps exposed, and Proxmox releases VMware escape hatch.
Links & Resources:
- Full episode page: https://platformengineering.org/podcasts/00050-aws-reinvent-2025-infrastructure-developer-experience
- BellSoft Hardened Images: https://www.infoq.com/news/2025/12/bellsoft-hardened-images/
- GitHub Actions Security Critique: https://nesbitt.io/2025/12/06/github-actions-package-manager.html
- Proxmox DCM 1.0: https://www.theregister.com/2025/12/05/proxmox_datacenter_manager_1_stable/
Key Topics:
- Graviton5: 192 cores (3x), 40% price-performance vs x86, 250M+ ops/sec in-memory
- Trainium 3: 4.4x AI training performance, 50% cost reduction, NeuronLink
- Lambda Durable Functions: Year-long workflows with context.step/wait
- Werner Vogels' Renaissance Developer concept and verification debt
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By vibesreAWS re:Invent 2025 Series (Part 2 of 4)
AWS announces Graviton5 with 192 cores (3x previous gen) and 40% better price-performance vs x86. Trainium 3 delivers 4.4x performance at 50% lower cost, with NeuronLink eliminating 50% network overhead. Lambda Durable Functions enable year-long workflows. Werner Vogels introduces the "Renaissance Developer" framework for the AI era. Plus: BellSoft's hardened Java images cut CVEs by 95%, GitHub Actions package management security gaps exposed, and Proxmox releases VMware escape hatch.
Links & Resources:
- Full episode page: https://platformengineering.org/podcasts/00050-aws-reinvent-2025-infrastructure-developer-experience
- BellSoft Hardened Images: https://www.infoq.com/news/2025/12/bellsoft-hardened-images/
- GitHub Actions Security Critique: https://nesbitt.io/2025/12/06/github-actions-package-manager.html
- Proxmox DCM 1.0: https://www.theregister.com/2025/12/05/proxmox_datacenter_manager_1_stable/
Key Topics:
- Graviton5: 192 cores (3x), 40% price-performance vs x86, 250M+ ops/sec in-memory
- Trainium 3: 4.4x AI training performance, 50% cost reduction, NeuronLink
- Lambda Durable Functions: Year-long workflows with context.step/wait
- Werner Vogels' Renaissance Developer concept and verification debt