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docs: add changelog entry for downsampling.period and dedup.minScrapeInterval verification (#5000)

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* docs: add changelog entry for downsampling.period and dedup.minScrapeInterval verification

- added changelog entry
- documented requirements for dedup.minScrapeInterval and downsampling.period being multiples of each other

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* docs: `make docs-sync`

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

---------

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>
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1
docs/CHANGELOG.md
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@ -47,6 +47,7 @@ ssue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4825) and [these
* BUGFIX: [Official Grafana dashboards for VictoriaMetrics](https://grafana.com/orgs/victoriametrics): fix display of ingested rows rate for `Samples ingested/s` and `Samples rate` panels for vmagent's dasbhoard. Previously, not all ingested protocols were accounted in these panels. An extra panel `Rows rate` was added to `Ingestion` section to display the split for rows ingested rate by protocol.
* BUGFIX: [vmui](https://docs.victoriametrics.com/#vmui): fix the bug causing render looping when switching to heatmap.
* BUGFIX: [VictoriaMetrics enterprise](https://docs.victoriametrics.com/enterprise.html) validate `-dedup.minScrapeInterval` value and `-downsampling.period` intervals are multiples of each other. See [these docs](https://docs.victoriametrics.com/#downsampling).
## [v1.93.4](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.93.4)

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docs/README.md
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@ -1697,6 +1697,10 @@ Downsampling happens during [background merges](https://docs.victoriametrics.com
and can't be performed if there is not enough of free disk space or if vmstorage
is in [read-only mode](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html#readonly-mode).
Please, note that intervals of `-downsampling.period` must be multiples of each other.
In case [deduplication](https://docs.victoriametrics.com/#deduplication) is enabled value of `-dedup.minScrapeInterval` must also be multiple of `-downsampling.period` intervals.
This is required to ensure consistency of deduplication and downsampling results.
The downsampling can be evaluated for free by downloading and using enterprise binaries from [the releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases).
## Multi-tenancy

4
docs/Single-server-VictoriaMetrics.md
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@ -1705,6 +1705,10 @@ Downsampling happens during [background merges](https://docs.victoriametrics.com
and can't be performed if there is not enough of free disk space or if vmstorage
is in [read-only mode](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html#readonly-mode).
Please, note that intervals of `-downsampling.period` must be multiples of each other.
In case [deduplication](https://docs.victoriametrics.com/#deduplication) is enabled value of `-dedup.minScrapeInterval` must also be multiple of `-downsampling.period` intervals.
This is required to ensure consistency of deduplication and downsampling results.
The downsampling can be evaluated for free by downloading and using enterprise binaries from [the releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases).
## Multi-tenancy