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OpenTelemetry Expanding πŸ”, Kubernetes 1.32 πŸ†•, Regular Restarts Are Good πŸ”

TLDR DevOps <dan@tldrnewsletter.com>

November 11, 12:17 pm

TLDR DevOps
OpenTelemetry is enhancing its observability capabilities to include CI/CD pipelines, driven by the recent release of Semantic Conventions v1.27.0 β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ  β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ β€Œ 

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News & Trends

OpenTelemetry Is expanding into CI/CD observability (4 minute read)

OpenTelemetry is enhancing its observability capabilities to include CI/CD pipelines, driven by the recent release of Semantic Conventions v1.27.0, which provides standardized attributes for reporting pipeline performance. This initiative aims to unify the diverse CI/CD tools landscape, promoting a common language for telemetry that enhances monitoring and improves the efficiency of software delivery processes.
Kubernetes v1.32 sneak peek (5 minute read)

Kubernetes v1.32 is set to introduce various updates, including enhancements to Dynamic Resource Allocation (DRA) and improvements for Windows nodes and environment variables. API removals and changes, such as the removal of the v1beta3 FlowSchema API, are planned to support a more efficient and flexible resource management system.
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Opinions & Tutorials

IPv6 Adoption: Enhancing Azure WAF on Front Door (3 minute read)

It is important for enterprises to adopt IPv6. Azure Web Application Firewall (WAF) enhances security by supporting IPv6 traffic. It supports custom rules and has logging features. Azure WAF can block malicious requests from IPv6 addresses and ensure robust protection for modern web applications.
Algorithms we develop software by (3 minute read)

This article explores software development heuristics like starting fresh each day on a feature, only keeping tests if unfinished. Inspired by Extreme Programming, this technique boosts efficiency and code quality. Other methods include rewriting solutions to solidify learning and a β€œgun to the head” approach for rapid problem-solving. All focus on refining pathfinding in problem spaces.
Regular Restarts Are Good, Actually (3 minute read)

Heroku's 24-hour dyno restarts, often misunderstood, help prevent memory leaks and align with Twelve-Factor App principles by enforcing stateless processes. This simplifies state coordination, scaling, and promotes idempotent, atomic, and reentrant task design. Long tasks should be broken down for easier retries, with rare exceptions for monolithic tasks like database dumps.
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Resources & Tools

Consolidating Observability Tools (Sponsor)

DevOps teams today use an average of 12+ monitoring tools. Download the Datadog solution brief to learn how you can replace tool sprawl with a single source of truth that allows you to respond to IT outages faster and more efficiently. Get the brief
Gitleaks (GitHub Repo)

Gitleaks is a powerful tool designed to detect secrets such as passwords, API keys, and tokens in Git repositories and other files. It offers seamless integration through pre-commit hooks or GitHub actions and supports installation via Homebrew, Docker, or Go.
CloudFox (GitHub Repo)

CloudFox is an open-source command-line tool designed to help penetration testers and offensive security professionals gain situational awareness in unfamiliar cloud environments by identifying exploitable attack paths in cloud infrastructure.
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Miscellaneous

Google Axion CPU With GCE C4A vs. AWS Graviton4 Performance Review (1 minute read)

Google's first-generation Axion processor impressively outperforms the fourth-generation AWS Graviton4 across various benchmarks, solidifying its competitive stance in the cloud computing landscape.
How we prevent conflicts in authoritative DNS configuration using formal verification (16 minute read)

Cloudflare has implemented formal verification techniques to ensure the correctness of IP address allocations by their DNS nameservers. It uses a system named Topaz that mathematically proves DNS addressing behaviors to enhance resilience and flexibility and prevent bugs before deployment.
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Quick Links

AWS introduces service versioning and deployment history for Amazon ECS services (1 minute read)

Amazon ECS now offers service versioning and deployment history, enabling users to track, review, and debug application changes over time.
Serverless containers at AWS re:Invent 2024 (2 minute read)

AWS re:Invent 2024, which will take place in Las Vegas from December 2 to December 6, will feature sessions focused on Amazon Elastic Container Service (ECS) and AWS Fargate.
PSA: SQLite does not do checksums (2 minute read)

SQLite doesn't use checksums by default, relying instead on hardware/OS for data integrity, leaving it vulnerable to undetected disk corruption or bit flips.

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Thanks for reading,
Kunal Desai & Martin Hauskrecht


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