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First, what memcached and redis that?
Is a software accesses data in memory, the main scenarios: page caching.
Second, the difference between memcached and redis
- Type
memcached: Type Single
redis: There are five types, string, list, hash, set, order set () - Persistent
memcached: Power off Memory emptied, it can support multi-core
redis: support persistence, reduced performance; only supports single-core - Multi-core
memcached: support for multi-core
redis: only supports single-core