LATENCY HISTORY
Syntax
LATENCY HISTORY event
- Available since:
- 2.8.13
- Time complexity:
- O(1)
- ACL categories:
-
@admin
,@slow
,@dangerous
,
The LATENCY HISTORY
command returns the raw data of the event
's latency spikes time series.
This is useful to an application that wants to fetch raw data in order to perform monitoring, display graphs, and so forth.
The command will return up to 160 timestamp-latency pairs for the event
.
Valid values for event
are:
active-defrag-cycle
aof-fsync-always
aof-stat
aof-rewrite-diff-write
aof-rename
aof-write
aof-write-active-child
aof-write-alone
aof-write-pending-fsync
command
expire-cycle
eviction-cycle
eviction-del
fast-command
fork
rdb-unlink-temp-file
Examples
127.0.0.1:6379> latency history command
1) 1) (integer) 1405067822
2) (integer) 251
2) 1) (integer) 1405067941
2) (integer) 1001
For more information refer to the Latency Monitoring Framework page.