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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-03-09 13:19:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-03-09 13:19:22 +0000
commitc21c3b0befeb46a51b6bf3758ffa30813bea0ff0 (patch)
tree9754ff1ca740f6346cf8483ec915d4054bc5da2d /health/REFERENCE.md
parentAdding upstream version 1.43.2. (diff)
downloadnetdata-c21c3b0befeb46a51b6bf3758ffa30813bea0ff0.tar.xz
netdata-c21c3b0befeb46a51b6bf3758ffa30813bea0ff0.zip
Adding upstream version 1.44.3.upstream/1.44.3
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'health/REFERENCE.md')
-rw-r--r--health/REFERENCE.md32
1 files changed, 6 insertions, 26 deletions
diff --git a/health/REFERENCE.md b/health/REFERENCE.md
index 599f0064..7ea89529 100644
--- a/health/REFERENCE.md
+++ b/health/REFERENCE.md
@@ -234,7 +234,6 @@ Netdata parses the following lines. Beneath the table is an in-depth explanation
| [`plugin`](#alert-line-plugin) | no | Restrict an alert or template to only a certain plugin. |
| [`module`](#alert-line-module) | no | Restrict an alert or template to only a certain module. |
| [`charts`](#alert-line-charts) | no | Restrict an alert or template to only certain charts. |
-| [`families`](#alert-line-families) | no | Restrict a template to only certain families. |
| [`lookup`](#alert-line-lookup) | yes | The database lookup to find and process metrics for the chart specified through `on`. |
| [`calc`](#alert-line-calc) | yes (see above) | A calculation to apply to the value found via `lookup` or another variable. |
| [`every`](#alert-line-every) | no | The frequency of the alert. |
@@ -438,23 +437,6 @@ template: disk_svctm_alert
charts: !*sdb* *
```
-#### Alert line `families`
-
-The `families` line, used only alongside templates, filters which families within the context this alert should apply
-to. The value is a space-separated list.
-
-The value is a space-separate list of simple patterns. See our [simple patterns docs](https://github.com/netdata/netdata/blob/master/libnetdata/simple_pattern/README.md) for
-some examples.
-
-For example, you can create a template on the `disk.io` context, but filter it to only the `sda` and `sdb` families:
-
-```yaml
-families: sda sdb
-```
-
-Please note that the use of the `families` filter is planned to be deprecated in upcoming Netdata releases.
-Please use [`chart labels`](#alert-line-chart-labels) instead.
-
#### Alert line `lookup`
This line makes a database lookup to find a value. This result of this lookup is available as `$this`.
@@ -719,14 +701,14 @@ If you have an e.g. external disk mounted on `/mnt/disk1` and you don't wish any
it (but you do for all other mount points), you can add the following to the alert's configuration:
```yaml
-chart labels: mount_point=!/mnt/disk1 *`
+chart labels: mount_point=!/mnt/disk1 *
```
The `chart labels` is a space-separated list that accepts simple patterns. If you use multiple different chart labels,
then the result is an OR between them. i.e. the following:
```yaml
-chart labels: mount_point=/mnt/disk1 device=sda`
+chart labels: mount_point=/mnt/disk1 device=sda
```
Will create the alert if the `mount_point` is `/mnt/disk1` or the `device` is `sda`. Furthermore, if a chart label name
@@ -751,7 +733,7 @@ alert information. Current variables supported are:
| ${family} | Will be replaced by the family instance for the alert (e.g. eth0) |
| ${label:LABEL_NAME} | The variable will be replaced with the value of the chart label |
-For example, a summry field like the following:
+For example, a summary field like the following:
```yaml
summary: 1 minute received traffic overflow for ${label:device}
@@ -760,7 +742,7 @@ summary: 1 minute received traffic overflow for ${label:device}
Will be rendered on the alert acting on interface `eth0` as:
```yaml
-info: 1 minute received traffic overflow for ${label:device}
+summary: 1 minute received traffic overflow for eth0
```
> Please note that variable names are case-sensitive.
@@ -882,13 +864,11 @@ registry](https://registry.my-netdata.io/api/v1/alarm_variables?chart=system.cpu
Netdata supports 3 internal indexes for variables that will be used in health monitoring.
-<details markdown="1"><summary>The variables below can be used in both chart alerts and context templates.</summary>
+<details><summary>The variables below can be used in both chart alerts and context templates.</summary>
Although the `alarm_variables` link shows you variables for a particular chart, the same variables can also be used in
templates for charts belonging to a given [context](https://github.com/netdata/netdata/blob/master/web/README.md#contexts). The reason is that all charts of a given
-context are essentially identical, with the only difference being the [family](https://github.com/netdata/netdata/blob/master/web/README.md#families) that
-identifies a particular hardware or software instance. Charts and templates do not apply to specific families anyway,
-unless if you explicitly limit an alert with the [alert line `families`](#alert-line-families).
+context are essentially identical, with the only difference being the family that identifies a particular hardware or software instance.
</details>