Kiu/VictoriaMetrics
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docs: update information about tsdb usage in cluster version (#4678)

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update information about tsdb usage in cluster version
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Dmytro Kozlov 2023-07-20 20:14:12 +02:00 committed by GitHub
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10
README.md
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@ -401,6 +401,11 @@ matching the specified [series selector](https://prometheus.io/docs/prometheus/l
Cardinality explorer is built on top of [/api/v1/status/tsdb](#tsdb-stats).
In [cluster version of VictoriaMetrics](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html) each vmstorage tracks the stored time series individually.
vmselect requests stats via [/api/v1/status/tsdb](#tsdb-stats) API from each vmstorage node and merges the results by summing per-series stats.
This may lead to inflated values when samples for the same time series are spread across multiple vmstorage nodes
due to [replication](#replication) or [rerouting](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html?highlight=re-routes#cluster-availability).
See [cardinality explorer playground](https://play.victoriametrics.com/select/accounting/1/6a716b0f-38bc-4856-90ce-448fd713e3fe/prometheus/graph/#/cardinality).
See the example of using the cardinality explorer [here](https://victoriametrics.com/blog/cardinality-explorer/).
@ -1784,6 +1789,11 @@ VictoriaMetrics returns TSDB stats at `/api/v1/status/tsdb` page in the way simi
* `match[]=SELECTOR` where `SELECTOR` is an arbitrary [time series selector](https://prometheus.io/docs/prometheus/latest/querying/basics/#time-series-selectors) for series to take into account during stats calculation. By default all the series are taken into account.
* `extra_label=LABEL=VALUE`. See [these docs](#prometheus-querying-api-enhancements) for more details.
In [cluster version of VictoriaMetrics](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html) each vmstorage tracks the stored time series individually.
vmselect requests stats via [/api/v1/status/tsdb](#tsdb-stats) API from each vmstorage node and merges the results by summing per-series stats.
This may lead to inflated values when samples for the same time series are spread across multiple vmstorage nodes
due to [replication](#replication) or [rerouting](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html?highlight=re-routes#cluster-availability).
VictoriaMetrics provides an UI on top of `/api/v1/status/tsdb` - see [cardinality explorer docs](#cardinality-explorer).
## Query tracing

10
docs/README.md
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@ -404,6 +404,11 @@ matching the specified [series selector](https://prometheus.io/docs/prometheus/l
Cardinality explorer is built on top of [/api/v1/status/tsdb](#tsdb-stats).
In [cluster version of VictoriaMetrics](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html) each vmstorage tracks the stored time series individually.
vmselect requests stats via [/api/v1/status/tsdb](#tsdb-stats) API from each vmstorage node and merges the results by summing per-series stats.
This may lead to inflated values when samples for the same time series are spread across multiple vmstorage nodes
due to [replication](#replication) or [rerouting](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html?highlight=re-routes#cluster-availability).
See [cardinality explorer playground](https://play.victoriametrics.com/select/accounting/1/6a716b0f-38bc-4856-90ce-448fd713e3fe/prometheus/graph/#/cardinality).
See the example of using the cardinality explorer [here](https://victoriametrics.com/blog/cardinality-explorer/).
@ -1787,6 +1792,11 @@ VictoriaMetrics returns TSDB stats at `/api/v1/status/tsdb` page in the way simi
* `match[]=SELECTOR` where `SELECTOR` is an arbitrary [time series selector](https://prometheus.io/docs/prometheus/latest/querying/basics/#time-series-selectors) for series to take into account during stats calculation. By default all the series are taken into account.
* `extra_label=LABEL=VALUE`. See [these docs](#prometheus-querying-api-enhancements) for more details.
In [cluster version of VictoriaMetrics](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html) each vmstorage tracks the stored time series individually.
vmselect requests stats via [/api/v1/status/tsdb](#tsdb-stats) API from each vmstorage node and merges the results by summing per-series stats.
This may lead to inflated values when samples for the same time series are spread across multiple vmstorage nodes
due to [replication](#replication) or [rerouting](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html?highlight=re-routes#cluster-availability).
VictoriaMetrics provides an UI on top of `/api/v1/status/tsdb` - see [cardinality explorer docs](#cardinality-explorer).
## Query tracing

10
docs/Single-server-VictoriaMetrics.md
View File

@ -412,6 +412,11 @@ matching the specified [series selector](https://prometheus.io/docs/prometheus/l
Cardinality explorer is built on top of [/api/v1/status/tsdb](#tsdb-stats).
In [cluster version of VictoriaMetrics](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html) each vmstorage tracks the stored time series individually.
vmselect requests stats via [/api/v1/status/tsdb](#tsdb-stats) API from each vmstorage node and merges the results by summing per-series stats.
This may lead to inflated values when samples for the same time series are spread across multiple vmstorage nodes
due to [replication](#replication) or [rerouting](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html?highlight=re-routes#cluster-availability).
See [cardinality explorer playground](https://play.victoriametrics.com/select/accounting/1/6a716b0f-38bc-4856-90ce-448fd713e3fe/prometheus/graph/#/cardinality).
See the example of using the cardinality explorer [here](https://victoriametrics.com/blog/cardinality-explorer/).
@ -1795,6 +1800,11 @@ VictoriaMetrics returns TSDB stats at `/api/v1/status/tsdb` page in the way simi
* `match[]=SELECTOR` where `SELECTOR` is an arbitrary [time series selector](https://prometheus.io/docs/prometheus/latest/querying/basics/#time-series-selectors) for series to take into account during stats calculation. By default all the series are taken into account.
* `extra_label=LABEL=VALUE`. See [these docs](#prometheus-querying-api-enhancements) for more details.
In [cluster version of VictoriaMetrics](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html) each vmstorage tracks the stored time series individually.
vmselect requests stats via [/api/v1/status/tsdb](#tsdb-stats) API from each vmstorage node and merges the results by summing per-series stats.
This may lead to inflated values when samples for the same time series are spread across multiple vmstorage nodes
due to [replication](#replication) or [rerouting](https://docs.victoriametrics.com/Cluster-VictoriaMetrics.html?highlight=re-routes#cluster-availability).
VictoriaMetrics provides an UI on top of `/api/v1/status/tsdb` - see [cardinality explorer docs](#cardinality-explorer).
## Query tracing