Managing Long Running Tasks medium
What is a common use case for a 'Delayed Queue' (messages hidden for X minutes)?
- A "Remind me in 15 minutes" functionality, or scheduling retries after a failure.
- B Deleting spam.
- C Slowing down the internet.
- D Encrypting passwords.
Answer: A. "Remind me in 15 minutes" functionality, or scheduling retries after a failure.
Instead of a cron job polling every minute, just push a message with a 15-minute DelaySeconds.
One system design question a day, with spaced repetition so the ones you miss come back.
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