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update wiki pages

Vika 2022-01-05 14:30:33 +00:00
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2
BestPractices.md

@ -62,4 +62,4 @@ There are the following channels for providing technical support for VictoriaMet
* [Slack channel](https://slack.victoriametrics.com/) * [Slack channel](https://slack.victoriametrics.com/)
* [Telegram channel](https://t.me/VictoriaMetrics_en) * [Telegram channel](https://t.me/VictoriaMetrics_en)
We also provide [Enterprise support](https://victoriametrics.com/enterprise.html). We also provide [Enterprise support](https://victoriametrics.com/products/enterprise/).

10
CHANGELOG.md

@ -18,7 +18,7 @@ sort: 15
## [v1.71.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.71.0) ## [v1.71.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.71.0)
* FEATURE: [VictoriaMetrics enterprise](https://victoriametrics.com/enterprise.html): add multi-level downsampling support. See [these docs](https://docs.victoriametrics.com/#downsampling) and [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/36). * FEATURE: [VictoriaMetrics enterprise](https://victoriametrics.com/products/enterprise/): add multi-level downsampling support. See [these docs](https://docs.victoriametrics.com/#downsampling) and [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/36).
* FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): add ability to analyze the correlation between two queries on a single graph. Just click `+Query` button, enter the second query in the newly appeared input field and press `Ctrl+Enter`. Results for both queries should be displayed simultaneously on the same graph. Every query has its own vertical scale, which is displayed on the left and the right side of the graph. Lines for the second query are dashed. See [this pull request](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/1916). * FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): add ability to analyze the correlation between two queries on a single graph. Just click `+Query` button, enter the second query in the newly appeared input field and press `Ctrl+Enter`. Results for both queries should be displayed simultaneously on the same graph. Every query has its own vertical scale, which is displayed on the left and the right side of the graph. Lines for the second query are dashed. See [this pull request](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/1916).
* FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): add ability to override the interval between returned datapoints. By default it is automatically calculated depending on the selected time range and horizontal resolution of the graph. Now it is possible to override it with custom values. This may be useful during data exploration and debugging. * FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): add ability to override the interval between returned datapoints. By default it is automatically calculated depending on the selected time range and horizontal resolution of the graph. Now it is possible to override it with custom values. This may be useful during data exploration and debugging.
* FEATURE: accept optional `extra_filters[]=series_selector` query args at Prometheus query APIs additionally to `extra_label` query args. This allows enforcing additional filters for all the Prometheus query APIs by using [vmgateway](https://docs.victoriametrics.com/vmgateway.html) or [vmauth](https://docs.victoriametrics.com/vmauth.html). See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1863). * FEATURE: accept optional `extra_filters[]=series_selector` query args at Prometheus query APIs additionally to `extra_label` query args. This allows enforcing additional filters for all the Prometheus query APIs by using [vmgateway](https://docs.victoriametrics.com/vmgateway.html) or [vmauth](https://docs.victoriametrics.com/vmauth.html). See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1863).
@ -59,7 +59,7 @@ sort: 15
* FEATURE: expose `/-/healthy` and `/-/ready` endpoints as Prometheus does. This is needed for improving integration with third-party solutions, which rely on these endpoints. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1833). * FEATURE: expose `/-/healthy` and `/-/ready` endpoints as Prometheus does. This is needed for improving integration with third-party solutions, which rely on these endpoints. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1833).
* BUGFIX: vmagent: prevent from scraping duplicate targets if `-promscrape.dropOriginalLabels` command-line flag is set. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1830). Thanks to @guidao for the fix. * BUGFIX: vmagent: prevent from scraping duplicate targets if `-promscrape.dropOriginalLabels` command-line flag is set. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1830). Thanks to @guidao for the fix.
* BUGFIX: vmstorage [enterprise](https://victoriametrics.com/enterprise.html): added missing `vm_tenant_used_tenant_bytes` metric, which shows the approximate per-tenant disk usage. See [these docs](https://docs.victoriametrics.com/PerTenantStatistic.html) and [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1605). * BUGFIX: vmstorage [enterprise](https://victoriametrics.com/products/enterprise/): added missing `vm_tenant_used_tenant_bytes` metric, which shows the approximate per-tenant disk usage. See [these docs](https://docs.victoriametrics.com/PerTenantStatistic.html) and [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1605).
* BUGFIX: vmauth: properly take into account the value passed to `-maxIdleConnsPerBackend` command-line flag. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1300). * BUGFIX: vmauth: properly take into account the value passed to `-maxIdleConnsPerBackend` command-line flag. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1300).
* BUGFIX: vmagent: fix [reading data from Kafka](https://docs.victoriametrics.com/vmagent.html#reading-metrics-from-kafka). * BUGFIX: vmagent: fix [reading data from Kafka](https://docs.victoriametrics.com/vmagent.html#reading-metrics-from-kafka).
* BUGFIX: vmalert: fix [replay mode](https://docs.victoriametrics.com/vmalert.html#rules-backfilling) in enterprise version. * BUGFIX: vmalert: fix [replay mode](https://docs.victoriametrics.com/vmalert.html#rules-backfilling) in enterprise version.
@ -120,7 +120,7 @@ sort: 15
## [v1.67.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.67.0) ## [v1.67.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.67.0)
* FEATURE: add ability to accept metrics from [DataDog agent](https://docs.datadoghq.com/agent/) and [DogStatsD](https://docs.datadoghq.com/developers/dogstatsd/). See [these docs](https://docs.victoriametrics.com/Single-server-VictoriaMetrics.html#how-to-send-data-from-datadog-agent). This option simplifies the migration path from DataDog to VictoriaMetrics. See also [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/206). * FEATURE: add ability to accept metrics from [DataDog agent](https://docs.datadoghq.com/agent/) and [DogStatsD](https://docs.datadoghq.com/developers/dogstatsd/). See [these docs](https://docs.victoriametrics.com/Single-server-VictoriaMetrics.html#how-to-send-data-from-datadog-agent). This option simplifies the migration path from DataDog to VictoriaMetrics. See also [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/206).
* FEATURE: vmagent [enterprise](https://victoriametrics.com/enterprise.html): add support for data reading and writing from/to [Apache Kafka](https://kafka.apache.org/). See [these docs](https://docs.victoriametrics.com/vmagent.html#kafka-integration). * FEATURE: vmagent [enterprise](https://victoriametrics.com/products/enterprise/): add support for data reading and writing from/to [Apache Kafka](https://kafka.apache.org/). See [these docs](https://docs.victoriametrics.com/vmagent.html#kafka-integration).
* FEATURE: vmui: switch to [μPlot](https://github.com/leeoniya/uPlot) and add ability to naturally scroll and zoom graphs. See [these docs](https://docs.victoriametrics.com/#vmui). Thanks to @Loori-R. * FEATURE: vmui: switch to [μPlot](https://github.com/leeoniya/uPlot) and add ability to naturally scroll and zoom graphs. See [these docs](https://docs.victoriametrics.com/#vmui). Thanks to @Loori-R.
* FEATURE: vmstorage: stop accepting new data if `-storageDataPath` directory contains less than `-storage.minFreeDiskSpaceBytes` of free space. This should prevent from `out of disk space` crashes. See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/269). * FEATURE: vmstorage: stop accepting new data if `-storageDataPath` directory contains less than `-storage.minFreeDiskSpaceBytes` of free space. This should prevent from `out of disk space` crashes. See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/269).
* FEATURE: calculate quantiles in the same way as Prometheus does in such functions as [quantile_over_time](https://docs.victoriametrics.com/MetricsQL.html#quantile_over_time) and [quantile](https://docs.victoriametrics.com/MetricsQL.html#quantile). Previously results from VictoriaMetrics could be slightly different than results from Prometheus. See [this](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1625) and [this](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1612) issues. * FEATURE: calculate quantiles in the same way as Prometheus does in such functions as [quantile_over_time](https://docs.victoriametrics.com/MetricsQL.html#quantile_over_time) and [quantile](https://docs.victoriametrics.com/MetricsQL.html#quantile). Previously results from VictoriaMetrics could be slightly different than results from Prometheus. See [this](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1625) and [this](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1612) issues.
@ -173,7 +173,7 @@ sort: 15
* FEATURE: add [outliers_mad(tolerance, q)](https://docs.victoriametrics.com/MetricsQL.html#outliers_mad) function to [MetricsQL](https://docs.victoriametrics.com/MetricsQL.html). It returns time series with peaks outside the [Median absolute deviation](https://en.wikipedia.org/wiki/Median_absolute_deviation) multiplied by `tolerance`. * FEATURE: add [outliers_mad(tolerance, q)](https://docs.victoriametrics.com/MetricsQL.html#outliers_mad) function to [MetricsQL](https://docs.victoriametrics.com/MetricsQL.html). It returns time series with peaks outside the [Median absolute deviation](https://en.wikipedia.org/wiki/Median_absolute_deviation) multiplied by `tolerance`.
* FEATURE: add `histogram_quantiles("phiLabel", phi1, ..., phiN, buckets)` function to [MetricsQL](https://docs.victoriametrics.com/MetricsQL.html). It calculates the given `phi*`-quantiles over the given `buckets` and returns time series per each quantile with the corresponding `{phiLabel="phi*"}` label. * FEATURE: add `histogram_quantiles("phiLabel", phi1, ..., phiN, buckets)` function to [MetricsQL](https://docs.victoriametrics.com/MetricsQL.html). It calculates the given `phi*`-quantiles over the given `buckets` and returns time series per each quantile with the corresponding `{phiLabel="phi*"}` label.
* FEATURE: add `quantiles_over_time("phiLabel", phi1, ..., phiN, series_selector[d])` function to [MetricsQL](https://docs.victoriametrics.com/MetricsQL.html). It calculates the given `phi*`-quantiles over raw samples selected by `series_selector` on the given lookbehind window `d`. It returns time series per each quantile with the corresponding `{phiLabel="phi*"}` label. * FEATURE: add `quantiles_over_time("phiLabel", phi1, ..., phiN, series_selector[d])` function to [MetricsQL](https://docs.victoriametrics.com/MetricsQL.html). It calculates the given `phi*`-quantiles over raw samples selected by `series_selector` on the given lookbehind window `d`. It returns time series per each quantile with the corresponding `{phiLabel="phi*"}` label.
* FEATURE: [enterprise](https://victoriametrics.com/enterprise.html): do not ask for `-eula` flag if `-version` flag is passed to enteprise app. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1621). * FEATURE: [enterprise](https://victoriametrics.com/products/enterprise/): do not ask for `-eula` flag if `-version` flag is passed to enteprise app. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1621).
* BUGFIX: properly handle queries with multiple filters matching empty labels such as `metric{label1=~"foo|",label2="bar|"}`. This filter must match the following series: `metric`, `metric{label1="foo"}`, `metric{label2="bar"}` and `metric{label1="foo",label2="bar"}`. Previously it was matching only `metric{label1="foo",label2="bar"}`. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1601). * BUGFIX: properly handle queries with multiple filters matching empty labels such as `metric{label1=~"foo|",label2="bar|"}`. This filter must match the following series: `metric`, `metric{label1="foo"}`, `metric{label2="bar"}` and `metric{label1="foo",label2="bar"}`. Previously it was matching only `metric{label1="foo",label2="bar"}`. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1601).
* BUGFIX: vmselect: reset connection timeouts after each request to `vmstorage`. This should prevent from `cannot read data in 0.000 seconds: unexpected EOF` warning in logs. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1562). Thanks to @mxlxm . * BUGFIX: vmselect: reset connection timeouts after each request to `vmstorage`. This should prevent from `cannot read data in 0.000 seconds: unexpected EOF` warning in logs. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1562). Thanks to @mxlxm .
@ -508,7 +508,7 @@ Thanks to @johnseekins!
* FEATURE: remove dependency on external programs such as `cat`, `grep` and `cut` when detecting cpu and memory limits inside Docker or LXC container. * FEATURE: remove dependency on external programs such as `cat`, `grep` and `cut` when detecting cpu and memory limits inside Docker or LXC container.
* FEATURE: vmagent: add `__meta_kubernetes_endpoints_label_*`, `__meta_kubernetes_endpoints_labelpresent_*`, `__meta_kubernetes_endpoints_annotation_*` and `__meta_kubernetes_endpoints_annotationpresent_*` labels for `role: endpoints` in Kubernetes service discovery. These labels where added in Prometheus 2.25. * FEATURE: vmagent: add `__meta_kubernetes_endpoints_label_*`, `__meta_kubernetes_endpoints_labelpresent_*`, `__meta_kubernetes_endpoints_annotation_*` and `__meta_kubernetes_endpoints_annotationpresent_*` labels for `role: endpoints` in Kubernetes service discovery. These labels where added in Prometheus 2.25.
* FEATURE: reduce the minimum supported retention period for inverted index (aka `indexdb`) from one month to one day. This should reduce disk space usage for `<-storageDataPath>/indexdb` folder if `-retentionPeriod` is set to values smaller than one month. * FEATURE: reduce the minimum supported retention period for inverted index (aka `indexdb`) from one month to one day. This should reduce disk space usage for `<-storageDataPath>/indexdb` folder if `-retentionPeriod` is set to values smaller than one month.
* FEATURE: vmselect: export per-tenant metrics `vm_vmselect_http_requests_total` and `vm_vmselect_http_requests_duration_ms_total` . Other per-tenant metrics are available as a part of [enterprise package](https://victoriametrics.com/enterprise.html). See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/932 for details. * FEATURE: vmselect: export per-tenant metrics `vm_vmselect_http_requests_total` and `vm_vmselect_http_requests_duration_ms_total` . Other per-tenant metrics are available as a part of [enterprise package](https://victoriametrics.com/products/enterprise/). See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/932 for details.
* BUGFIX: properly convert regexp tag filters containing escaped dots to non-regexp tag filters. For example, `{foo=~"bar\.baz"}` should be converted to `{foo="bar.baz"}`. Previously it was incorrectly converted to `{foo="bar\.baz"}`, which could result in missing time series for this tag filter. * BUGFIX: properly convert regexp tag filters containing escaped dots to non-regexp tag filters. For example, `{foo=~"bar\.baz"}` should be converted to `{foo="bar.baz"}`. Previously it was incorrectly converted to `{foo="bar\.baz"}`, which could result in missing time series for this tag filter.
* BUGFIX: do not spam error logs when discovering Docker Swarm targets without dedicated IP. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1028 . * BUGFIX: do not spam error logs when discovering Docker Swarm targets without dedicated IP. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1028 .

4
Cluster-VictoriaMetrics.md

@ -225,7 +225,7 @@ It is recommended setting up alerts in [vmalert](https://docs.victoriametrics.co
* URLs for [Graphite Metrics API](https://graphite-api.readthedocs.io/en/latest/api.html#the-metrics-api): `http://<vmselect>:8481/select/<accountID>/graphite/<suffix>`, where: * URLs for [Graphite Metrics API](https://graphite-api.readthedocs.io/en/latest/api.html#the-metrics-api): `http://<vmselect>:8481/select/<accountID>/graphite/<suffix>`, where:
- `<accountID>` is an arbitrary number identifying data namespace for query (aka tenant) - `<accountID>` is an arbitrary number identifying data namespace for query (aka tenant)
- `<suffix>` may have the following values: - `<suffix>` may have the following values:
- `render` - implements Graphite Render API. See [these docs](https://graphite.readthedocs.io/en/stable/render_api.html). This functionality is available in [Enterprise package](https://victoriametrics.com/enterprise.html). - `render` - implements Graphite Render API. See [these docs](https://graphite.readthedocs.io/en/stable/render_api.html). This functionality is available in [Enterprise package](https://victoriametrics.com/products/enterprise/).
- `metrics/find` - searches Graphite metrics. See [these docs](https://graphite-api.readthedocs.io/en/latest/api.html#metrics-find). - `metrics/find` - searches Graphite metrics. See [these docs](https://graphite-api.readthedocs.io/en/latest/api.html#metrics-find).
- `metrics/expand` - expands Graphite metrics. See [these docs](https://graphite-api.readthedocs.io/en/latest/api.html#metrics-expand). - `metrics/expand` - expands Graphite metrics. See [these docs](https://graphite-api.readthedocs.io/en/latest/api.html#metrics-expand).
- `metrics/index.json` - returns all the metric names. See [these docs](https://graphite-api.readthedocs.io/en/latest/api.html#metrics-index-json). - `metrics/index.json` - returns all the metric names. See [these docs](https://graphite-api.readthedocs.io/en/latest/api.html#metrics-index-json).
@ -410,7 +410,7 @@ Restoring from backup:
## Downsampling ## Downsampling
Downsampling is available in [enterprise version of VictoriaMetrics](https://victoriametrics.com/enterprise.html). It is configured with `-downsampling.period` command-line flag. The same flag value must be passed to both `vmstorage` and `vmselect` nodes. See [these docs](https://docs.victoriametrics.com/#downsampling) for details. Downsampling is available in [enterprise version of VictoriaMetrics](https://victoriametrics.com/products/enterprise/). It is configured with `-downsampling.period` command-line flag. The same flag value must be passed to both `vmstorage` and `vmselect` nodes. See [these docs](https://docs.victoriametrics.com/#downsampling) for details.
## Profiling ## Profiling

2
PerTenantStatistic.md

@ -4,7 +4,7 @@ sort: 18
# VictoriaMetrics Cluster Per Tenant Statistic # VictoriaMetrics Cluster Per Tenant Statistic
***The per-tenant statistic is a part of [enterprise package](https://victoriametrics.com/enterprise.html). It is available for download and evaluation at [releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases)*** ***The per-tenant statistic is a part of [enterprise package](https://victoriametrics.com/products/enterprise/). It is available for download and evaluation at [releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases)***
<img alt="cluster-per-tenant-stat" src="PerTenantStatistic-stats.jpg"> <img alt="cluster-per-tenant-stat" src="PerTenantStatistic-stats.jpg">

8
vmagent.md

@ -525,7 +525,7 @@ It may be useful to perform `vmagent` rolling update without any scrape loss.
## Kafka integration ## Kafka integration
[Enterprise version](https://victoriametrics.com/enterprise.html) of `vmagent` can read and write metrics from / to Kafka: [Enterprise version](https://victoriametrics.com/products/enterprise/) of `vmagent` can read and write metrics from / to Kafka:
* [Reading metrics from Kafka](#reading-metrics-from-kafka) * [Reading metrics from Kafka](#reading-metrics-from-kafka)
* [Writing metrics to Kafka](#writing-metrics-to-kafka) * [Writing metrics to Kafka](#writing-metrics-to-kafka)
@ -535,7 +535,7 @@ The enterprise version of vmagent is available for evaluation at [releases](http
### Reading metrics from Kafka ### Reading metrics from Kafka
[Enterprise version](https://victoriametrics.com/enterprise.html) of `vmagent` can read metrics in various formats from Kafka messages. These formats can be configured with `-kafka.consumer.topic.defaultFormat` or `-kafka.consumer.topic.format` command-line options. The following formats are supported: [Enterprise version](https://victoriametrics.com/products/enterprise/) of `vmagent` can read metrics in various formats from Kafka messages. These formats can be configured with `-kafka.consumer.topic.defaultFormat` or `-kafka.consumer.topic.format` command-line options. The following formats are supported:
* `promremotewrite` - [Prometheus remote_write](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_write). Messages in this format can be sent by vmagent - see [these docs](#writing-metrics-to-kafka). * `promremotewrite` - [Prometheus remote_write](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_write). Messages in this format can be sent by vmagent - see [these docs](#writing-metrics-to-kafka).
* `influx` - [InfluxDB line protocol format](https://docs.influxdata.com/influxdb/v1.7/write_protocols/line_protocol_tutorial/). * `influx` - [InfluxDB line protocol format](https://docs.influxdata.com/influxdb/v1.7/write_protocols/line_protocol_tutorial/).
@ -571,7 +571,7 @@ data_format = "influx"
#### Command-line flags for Kafka consumer #### Command-line flags for Kafka consumer
These command-line flags are available only in [enterprise](https://victoriametrics.com/enterprise.html) version of `vmagent`, which can be downloaded for evaluation from [releases](https://github.com/VictoriaMetrics/VictoriaMetrics/releases) page (see `vmutils-*-enteprise.tar.gz` archives) and from [docker images](https://hub.docker.com/r/victoriametrics/vmagent/tags) with tags containing `enterprise` suffix. These command-line flags are available only in [enterprise](https://victoriametrics.com/products/enterprise/) version of `vmagent`, which can be downloaded for evaluation from [releases](https://github.com/VictoriaMetrics/VictoriaMetrics/releases) page (see `vmutils-*-enteprise.tar.gz` archives) and from [docker images](https://hub.docker.com/r/victoriametrics/vmagent/tags) with tags containing `enterprise` suffix.
``` ```
-kafka.consumer.topic array -kafka.consumer.topic array
@ -604,7 +604,7 @@ These command-line flags are available only in [enterprise](https://victoriametr
### Writing metrics to Kafka ### Writing metrics to Kafka
[Enterprise version](https://victoriametrics.com/enterprise.html) of `vmagent` writes data to Kafka with `at-least-once` semantics if `-remoteWrite.url` contains e.g. Kafka url. For example, if `vmagent` is started with `-remoteWrite.url=kafka://localhost:9092/?topic=prom-rw`, then it would send Prometheus remote_write messages to Kafka bootstrap server at `localhost:9092` with the topic `prom-rw`. These messages can be read later from Kafka by another `vmagent` - see [these docs](#reading-metrics-from-kafka) for details. [Enterprise version](https://victoriametrics.com/products/enterprise/) of `vmagent` writes data to Kafka with `at-least-once` semantics if `-remoteWrite.url` contains e.g. Kafka url. For example, if `vmagent` is started with `-remoteWrite.url=kafka://localhost:9092/?topic=prom-rw`, then it would send Prometheus remote_write messages to Kafka bootstrap server at `localhost:9092` with the topic `prom-rw`. These messages can be read later from Kafka by another `vmagent` - see [these docs](#reading-metrics-from-kafka) for details.
Additional Kafka options can be passed as query params to `-remoteWrite.url`. For instance, `kafka://localhost:9092/?topic=prom-rw&client.id=my-favorite-id` sets `client.id` Kafka option to `my-favorite-id`. The full list of Kafka options is available [here](https://github.com/edenhill/librdkafka/blob/master/CONFIGURATION.md). Additional Kafka options can be passed as query params to `-remoteWrite.url`. For instance, `kafka://localhost:9092/?topic=prom-rw&client.id=my-favorite-id` sets `client.id` Kafka option to `my-favorite-id`. The full list of Kafka options is available [here](https://github.com/edenhill/librdkafka/blob/master/CONFIGURATION.md).

2
vmalert.md

@ -233,7 +233,7 @@ There are the following approaches exist for alerting and recording rules across
rules to `AccountID=123`. rules to `AccountID=123`.
* To specify `tenant` parameter per each alerting and recording group if * To specify `tenant` parameter per each alerting and recording group if
[enterprise version of vmalert](https://victoriametrics.com/enterprise.html) is used [enterprise version of vmalert](https://victoriametrics.com/products/enterprise/) is used
with `-clusterMode` command-line flag. For example: with `-clusterMode` command-line flag. For example:
```yaml ```yaml

2
vmbackupmanager.md

@ -4,7 +4,7 @@ sort: 10
## vmbackupmanager ## vmbackupmanager
***vmbackupmanager is a part of [enterprise package](https://victoriametrics.com/enterprise.html). It is available for download and evaluation at [releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases)*** ***vmbackupmanager is a part of [enterprise package](https://victoriametrics.com/products/enterprise/). It is available for download and evaluation at [releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases)***
The VictoriaMetrics backup manager automates regular backup procedures. It supports the following backup intervals: **hourly**, **daily**, **weekly** and **monthly**. Multiple backup intervals may be configured simultaneously. I.e. the backup manager creates hourly backups every hour, while it creates daily backups every day, etc. Backup manager must have read access to the storage data, so best practice is to install it on the same machine (or as a sidecar) where the storage node is installed. The VictoriaMetrics backup manager automates regular backup procedures. It supports the following backup intervals: **hourly**, **daily**, **weekly** and **monthly**. Multiple backup intervals may be configured simultaneously. I.e. the backup manager creates hourly backups every hour, while it creates daily backups every day, etc. Backup manager must have read access to the storage data, so best practice is to install it on the same machine (or as a sidecar) where the storage node is installed.
The backup service makes a backup every hour and puts it to the latest folder and then copies data to the folders which represent the backup intervals (hourly, daily, weekly and monthly) The backup service makes a backup every hour and puts it to the latest folder and then copies data to the folders which represent the backup intervals (hourly, daily, weekly and monthly)

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vmgateway.md

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# vmgateway # vmgateway
***vmgateway is a part of [enterprise package](https://victoriametrics.com/enterprise.html). It is available for download and evaluation at [releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases)*** ***vmgateway is a part of [enterprise package](https://victoriametrics.com/products/enterprise/). It is available for download and evaluation at [releases page](https://github.com/VictoriaMetrics/VictoriaMetrics/releases)***
<img alt="vmgateway" src="vmgateway-overview.jpeg"> <img alt="vmgateway" src="vmgateway-overview.jpeg">
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* Provides access by tenantID in the Cluster version * Provides access by tenantID in the Cluster version
* Allows for separate write/read/admin access to data * Allows for separate write/read/admin access to data
`vmgateway` is included in our [enterprise packages](https://victoriametrics.com/enterprise.html). `vmgateway` is included in our [enterprise packages](https://victoriametrics.com/products/enterprise/).
## Access Control ## Access Control