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Stabilizing ETL Pipelines With Airflow, Presto, and Metadata Contracts (Wed, 02 Jul 2025)
Wednesday. 10:04 AM. The dashboard says conversions dropped 18%. Product’s panicking. Marketing’s quiet-slacking you. But nothing’s failed—Airflow’s green, Hive tables are updating, and your pipeline logs look squeaky clean. That’s when it hits you: this isn’t a failure. It’s something worse. It’s silent data drift.
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Parallel Data Conflict Resolution in Enterprise Workflows: Pessimistic vs. Optimistic Locking at Scale (Wed, 02 Jul 2025)
Data conflict resolution is not a simple backend detail in modern enterprise systems, particularly when supporting complex concurrent operations. It is a full-stack architectural matter that affects consistency, UX, observability, and trust in the system. We experienced this firsthand while building a government system that handled claims adjudication. Multiple case workers accessed and edited the shared records in parallel, and the premise that all system parts could be operated separately started to break down. Locking was no longer a database concern; it became a product at that scale.
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Deploying LLMs Across Hybrid Cloud-Fog Topologies Using Progressive Model Pruning (Wed, 02 Jul 2025)
Large Language Models (LLMs) have become backbone for conversational AI, code generation, summarization, and many more scenarios. However, their deployment poses significant challenges in environments where compute resources are limited mostly in hybrid cloud-fog architectures, where real-time inference may need to run closer to the edge. In these instances, progressive model pruning plays a pivotal role offering solution to reduce model size and computation cost without impacting accuracy. In this article, we will discuss how to efficiently deploy LLMs across cloud-fog topologies using layer-aware, resource-adaptive pruning techniques.
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Top NoSQL Databases and Use Cases (Wed, 02 Jul 2025)
Traditional relational databases (SQL), while robust and reliable, are not always the ideal solution. The demand for high-performance, scalable, and schema-flexible data storage systems has driven the adoption of NoSQL databases, which offer alternatives to the rigid structure of relational systems. NoSQL (short for “Not Only SQL”) databases are designed to handle large volumes of unstructured, semi-structured, or structured data, with a focus on flexibility, horizontal scalability, and real-time performance. They are increasingly used in modern architectures, especially where speed, flexibility, and high throughput are essential, such as mobile applications, real-time analytics, and IoT systems.
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DevOps Cafe Podcast

DevOps Cafe Ep 79 - Guests: Joseph Jacks and Ben Kehoe (Mon, 13 Aug 2018)
Triggered by Google Next 2018, John and Damon chat with Joseph Jacks (stealth startup) and Ben Kehoe (iRobot) about their public disagreements — and agreements — about Kubernetes and Serverless. 
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DevOps Cafe Ep 78 - Guest: J. Paul Reed (Mon, 23 Jul 2018)
John and Damon chat with J.Paul Reed (Release Engineering Approaches) about the field of Systems Safety and Human Factors that studies why accidents happen and how to minimize the occurrence and impact. Show notes at http://devopscafe.org
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DevOps Cafe Ep. 77 - Damon interviews John (Wed, 20 Jun 2018)
A new season of DevOps Cafe is here. The topic of this episode is "DevSecOps." Damon interviews John about what this term means, why it matters now, and the overall state of security.  Show notes at http://devopscafe.org
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