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System Architecture
Sep 28, 2026 • 5 min read

Distributed Tracing in Heterogeneous Python Architectures: W3C TraceContext & OpenTelemetry Mastery

Diagnosing microsecond latency bottlenecks across asynchronous microservices, Django web tiers, and Celery worker queues requires unified tracing. Learn how to instrument OpenTelemetry, propagate W3C TraceContext headers, and configure tail sampling.

#Architecture #Distributed Systems #Observability #OpenTelemetry
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Databases & Performance
Sep 28, 2026 • 6 min read

Database Connection Multiplexing with PgBouncer: Transaction vs. Session Pooling at Scale

PostgreSQL allocates a dedicated OS process for every incoming client connection, consuming 5-10MB RAM per backend. Learn how to configure PgBouncer in transaction pooling mode to scale to 10,000+ client connections while navigating prepared statements and session state.

#Architecture #Databases #Performance #PgBouncer
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