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Systems-engineering

Advanced guides on infrastructure, cloud architecture, and observability for enterprise systems.

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Mitigating Cardinality Explosion in Prometheus
LATEST07/07/2026

Mitigating Cardinality Explosion in Prometheus

A staff-level breakdown of Prometheus cardinality explosion: TSDB internals, relabelling configs, Cortex/Mimir limits, and remote-write sharding fixes.

1 Articles

Fixing State Drift in GraphQL Gateways

A technical breakdown of query plan drift, APQ cache poisoning, and entity cache desync in distributed GraphQL gateways, with Apollo Router remediation configs.

07/07/20265 min