When use Redis vs memory?

Question

Redis only uses single cores while Memcached utilizes multiple cores. So on average, Redis boasts a higher performance than Memcached in small data storage when measured in terms of cores. Memcached outperforms Redis for storing data of 100k or above. 11 мая 2018 г.

What's the advantage of Redis vs using memory?

Redis is an in-memory but persistent on disk database, so it represents a different trade off where very high write and read speed is achieved with the limitation of data sets that can't be larger than memory.

When should I use Redis memory cache?

Both Redis and Memcached are in-memory, open-source data stores. Memcached, a high-performance distributed memory cache service, is designed for simplicity while Redis offers a rich set of features that make it effective for a wide range of use cases.

Is Redis faster than memory?

Redis is a remote data structure server. It is certainly slower than just storing the data in local memory (since it involves socket roundtrips to fetch/store the data).

What should you not use Redis for?

7 Redis Worst Practices1No password. ... 2KEYS. ... 3Numbered databases/SELECT. ... 4Unbounded Returns with HGETALL, LRANGE, SMEMBERS, and ZRANGE. ... 5One request per connection. ... 6Hot keys. ... 7Running ephemeral Redis as a primary database.

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