OBJECT FREQ
Syntax
        OBJECT FREQ key
- Available since:
 - 4.0.0
 - Time complexity:
 - O(1)
 - ACL categories:
 - 
              
                
@keyspace,@read,@slow, 
This command returns the logarithmic access frequency counter of a Redis object stored at <key>.
The command is only available when the maxmemory-policy configuration directive is set to one of the LFU policies.