AlexWebLab

Explore a wide range of web development topics, from JavaScript to React and beyond, and uncover valuable insights to enhance your skills.

Latest 2 articles:

Performance Under Load: Latency, Throughput, Percentiles, and Why Fast Systems Suddenly Fail

June 23, 2026Performance

Performance is not one number. Response time, throughput, queueing, percentiles, retry storms, and SLOs all interact, which is why systems that seem fast in staging can collapse under real load.

Distributed vs Single-Node Systems: The Real Costs of Microservices, Network Hops, and Compliance

June 20, 2026Scalability & Reliability

Distributed systems can improve scalability, fault tolerance, and geographic reach, but they also introduce ambiguity, latency, observability pain, and consistency problems that a single machine often avoids.

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