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Diffstat (limited to 'web/api/queries/stddev/README.md')
| -rw-r--r-- | web/api/queries/stddev/README.md | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/web/api/queries/stddev/README.md b/web/api/queries/stddev/README.md index f0586a062..3f751a6e1 100644 --- a/web/api/queries/stddev/README.md +++ b/web/api/queries/stddev/README.md @@ -18,10 +18,10 @@ out over a wider range of values. ## how to use -Use it in alarms like this: +Use it in alerts like this: ``` - alarm: my_alarm + alarm: my_alert on: my_chart lookup: stddev -1m unaligned of my_dimension warn: $this > 1000 @@ -61,16 +61,16 @@ and its standard deviation is 100 (meaning that it variates from 900 to 1100), t This is an easy way to check the % variation, without using absolute values. -For example, you may trigger an alarm if your web server requests/sec `cv` is above 20 (`%`) +For example, you may trigger an alert if your web server requests/sec `cv` is above 20 (`%`) over the last minute. So if your web server was serving 1000 reqs/sec over the last minute, -it will trigger the alarm if had spikes below 800/sec or above 1200/sec. +it will trigger the alert if had spikes below 800/sec or above 1200/sec. ## how to use -Use it in alarms like this: +Use it in alerts like this: ``` - alarm: my_alarm + alarm: my_alert on: my_chart lookup: cv -1m unaligned of my_dimension units: % |