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Cloud Architect
A technology leader focused on cloud innovation, seeking insights on scalable infrastructure, security, and DevOps automation, with a strong interest in multicloud, hybrid cloud, edge computing, and emerging cloud-native technologies. They prioritize security, compliance, and zero-trust principles in their organization's digital transformation.
Cloud infrastructure and scalability (20%)Security, Compliance and Zero Trust (20%)DevOps, SRE Automation (20%)Multicloud, Hybrid Cloud and Edge (20%)Cloud-Native Technologies and Emerging Tools (20%)
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AI Agents, Azure Linux Update, and AWS Outage Lessons...
Mercredi 17 décembre 2025 à 07:51
DevOps & SRE Automation
AI agents as micro‑services: a new DevOps playbook
DevOps.com argues that enterprises achieve real AI value only when they treat AI agents as independent micro‑services, complete with CI/CD pipelines, observability, and automated scaling, rather than as “copilot” add‑ons. The article stresses that this micro‑service mindset unlocks faster iteration and tighter SRE control over latency and failure domains.
DevOps.com
Follow‑the‑sun on‑call model powers AWS’s rapid outage response
The Pragmatic Engineer reveals that AWS’s Incident Response team operates a global “follow‑the‑sun” rotation across Seattle, Dublin and Sydney, ensuring 24/7 expert coverage. This distributed on‑call structure, combined with automated health KPIs, allowed engineers to be paged within minutes of the us‑east‑1 failure, dramatically reducing mean‑time‑to‑detect.
The Pragmatic Engineer
DNS Enactor lock contention exposes the automation paradox
A deep dive into the same AWS outage shows that a race condition in the DNS Enactor service—which uses optimistic locking via Route 53 TXT records—triggered a cascading failure. When one Enactor finally acquired the lock, it attempted to apply an outdated DNS plan, forcing a manual override and highlighting the limits of fully automated control planes.
The Pragmatic Engineer
Multicloud, Hybrid Cloud & Edge
Azure Linux 3.0 update tightens hybrid‑cloud integration
Phoronix reports that Microsoft’s latest Azure Linux 3.0.20251206 release brings kernel hardening, expanded driver support, and improved Azure Arc compatibility, enabling smoother multicloud and edge deployments of Linux workloads across on‑prem, Azure, and other public clouds.
Phoronix
Security, Compliance & Zero Trust
RPZ overrides safeguard IAM and STS during the AWS outage
During the DynamoDB DNS failure, AWS engineers deployed Response Policy Zone (RPZ) overrides inside the private network to temporarily force correct DynamoDB IPs, preserving the functionality of critical security services such as IAM and STS. This ad‑hoc measure exemplifies zero‑trust resilience when automated systems falter.
The Pragmatic Engineer
Cloud Infrastructure & Scalability
Azure Linux 3.0 delivers performance boosts for large‑scale workloads
The same Phoronix article notes that the new Azure Linux build includes a tuned scheduler, updated networking stack, and support for eBPF‑based observability, all aimed at improving scalability for high‑throughput, container‑orchestrated environments on Azure’s hyperscale infrastructure.
Phoronix
Cloud‑Native Technologies & Emerging Tools
Micro‑service AI agents align with serverless and service‑mesh trends
By positioning AI agents as autonomous micro‑services, the DevOps.com guide dovetails with cloud‑native patterns such as serverless functions, side‑car proxies, and service meshes, offering a pathway to embed sophisticated AI while retaining observability and fault isolation.
DevOps.com
Route 53 transactional TXT records as a distributed lock primitive
The Pragmatic Engineer details how AWS engineers repurposed Route 53’s transactional TXT record operations to implement a lightweight distributed lock for DNS updates, a novel use of a core cloud‑native service that avoids adding external dependencies and showcases inventive control‑plane engineering.
The Pragmatic Engineer
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3 sources citées