How Redis only uses memory storage without persisting data storage

How can Redis only use memory storage instead of persistent data storage (the data will become empty every time it is restarted), that is to say, use it as a memory cache similar to Memcache. How to do this?

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How can Redis only use memory storage instead of persistent data storage (the data will become empty every time it is restarted), that is to say, use it as a memory cache similar to Memcache. How to do this?

Just don’t enable persistence and comment out the save line.

Comment out the save line

in the redis configuration