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Hard Design: Distributed Task Scheduler (Cron at Scale)

What is the 'thundering herd' problem in a task scheduler?

— Tests your understanding of this concept.

Answer Options

A Too many workers competing for locks
B All hourly/minutely jobs firing simultaneously at the scheduled boundary, overwhelming the system
C Too many retry attempts happening at once
D Leader election happening too frequently

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This question is from the Design: Distributed Task Scheduler (Cron at Scale) topic (System Design Cases).

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