That doesn’t mean you should use Redis for everything!
Redis is fast. That doesn’t mean you should use Redis for everything. It’s easy to reach for Redis whenever you need caching, OTPs, rate limiting, locks, queues, sessions, or temporary data. But every new infrastructure component comes with a cost. More services to operate. More failure modes. More things to monitor. More distributed-state problems to reason about. Sometimes Redis is exactly the…
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