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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2020-03-21 10:28:17 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2021-02-07 11:16:53 +0000 |
commit | 06cba6ccd165ca8b224797e37fccb9e63f026d77 (patch) | |
tree | e82f1bc439997ae296f2e74f8a64d84c5d95f140 /iredis/data/commands/latency-history.md | |
parent | Initial commit. (diff) | |
download | iredis-06cba6ccd165ca8b224797e37fccb9e63f026d77.tar.xz iredis-06cba6ccd165ca8b224797e37fccb9e63f026d77.zip |
Adding upstream version 1.9.1.upstream/1.9.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'iredis/data/commands/latency-history.md')
-rw-r--r-- | iredis/data/commands/latency-history.md | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/iredis/data/commands/latency-history.md b/iredis/data/commands/latency-history.md new file mode 100644 index 0000000..de48ecd --- /dev/null +++ b/iredis/data/commands/latency-history.md @@ -0,0 +1,47 @@ +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` + +@example + +``` +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][lm]. + +[lm]: /topics/latency-monitor + +@return + +@array-reply: specifically: + +The command returns an array where each element is a two elements array +representing the timestamp and the latency of the event. |