Redis Cache Stampedes: Single Flight, TTL Jitter, and Stale-While-Revalidate
Control Redis cache stampedes with a tested Python refresh lease, TTL jitter, and bounded stale-data policies. Includes a reproducible lab and 15 integration tests.
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Tag: Distributed Systems
Notes on life, design, and the digital world. Written with care, for the curious.
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Kafka Offset Commits with Parallel Workers: Track the Completed Prefix
A tested Python model shows how to commit Kafka offsets safely when workers finish out of order, with offset gaps, bounded queues, and assignment changes.