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Drupal Caching Part 2

 Redis : 

Redis is an open source, advanced key-value store and an apt solution for building highperformance, scalable web applications.

Redis holds its database entirely in the memory, using the disk only for persistence.
Command to connect to remote server : 
$ redis-cli -h host -p port -a password
get,set,del are the command commands of redis,

redis 127.0.0.1:6379> ping
Where 6379 is the default port of the redis

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