diff --git a/docs/keyConcepts.md b/docs/keyConcepts.md index a3670d766c..549d7d254f 100644 --- a/docs/keyConcepts.md +++ b/docs/keyConcepts.md @@ -744,21 +744,22 @@ If you need to export raw samples from VictoriaMetrics, then take a look at [exp ### Query latency -By default, Victoria Metrics does not immediately return the recently written samples. Instead, it retrieves the last results written prior to the time specified by the `search.latencyOffset` flag, which has a default offset of 30 seconds. +By default, Victoria Metrics does not immediately return the recently written samples. Instead, it retrieves the last results +written prior to the time specified by the `-search.latencyOffset` command-line flag, which has a default offset of 30 seconds. This is true for both `query` and `query_range` and may give the impression that data is written to the VM with a 30-second delay. -But this flag avoids non-consistent results due to the fact that only part of the values are scraped in the last scrape interval. +This flag prevents from non-consistent results due to the fact that only part of the values are scraped in the last scrape interval. -Here is an illustration of a potential problem when `search.latencyOffset` is set to zero: +Here is an illustration of a potential problem when `-search.latencyOffset` is set to zero: -When this flag is set, the VM will return the last metric value collected before the `search.latencyOffset` -duration throughout the `search.latencyOffset` duration: +When this flag is set, the VM will return the last metric value collected before the `-search.latencyOffset` +duration throughout the `-search.latencyOffset` duration: -It can be overridden on per-query basis via `latency_offset` arg. +It can be overridden on per-query basis via `latency_offset` query arg. ### MetricsQL