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Concept guides/Databases in production/Hot partitions and sharding

CodingDatabases in production

Hot partitions and sharding

Hard3 min read

Questions it teaches

Single stream partition throttles DynamoDBHard35 min Single tenant shard hotHard35 min Hot partition index bloatHard35 min Single partition throttledHard45 min Hot partition in time-series dataHard35 min

Related

Databases in production Observability SQL Incident response Dependencies and deploys

Builds on: Observability

Cron failures (silent drops)3 min A/b variant regression4 min

Builds on: SQL

Duplicates5 min Joins5 min

Leads to: Incident response

A restore that stalls4 min CDN time-to-live (TTL)3 min

Related: Dependencies and deploys

Configuration errors3 min Environment misconfiguration3 min

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