The LATENCY LATEST command reports the latest latency events logged.
Each reported event has the following fields:
"All-time" means the maximum latency since the Redis instance was started, or the time that events were reset LATENCY RESET.
127.0.0.1:6379> debug sleep 1 OK (1.00s) 127.0.0.1:6379> debug sleep .25 OK 127.0.0.1:6379> latency latest 1) 1) "command" 2) (integer) 1405067976 3) (integer) 251 4) (integer) 1001
For more information refer to the Latency Monitoring Framework page.
Array reply: specifically:
The command returns an array where each element is a four elements array representing the event's name, timestamp, latest and all-time latency measurements.
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