Distributed Caching: Eviction Policies - What's Your Go-To?

im wrestling with cache eviction policies lately for a high traffic service. were using redis, and while lru is the default and often good, im wondering if there are specific scenarios where other policies like lfu or ttl based eviction shine. whats your experience. when do you find yourself reaching for something other than lru, and what kind of performance gains or trade offs did you observe