* Alerting docs: link fixes and a note for expressions * changes format of note * fixes extra space * Update docs/sources/alerting/alerting-rules/create-grafana-managed-rule.md Co-authored-by: Jack Baldry <jack.baldry@grafana.com> * update prometheus link --------- Co-authored-by: Jack Baldry <jack.baldry@grafana.com>
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https://grafana.com/docs/grafana/latest/alerting/manage-notifications/create-silence/ | Add silence alert notification |
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Manage silences | 410 |
Manage silences
Silences stop notifications from getting created and last for only a specified window of time.
Note that inhibition rules are not supported in the Grafana Alertmanager.
Add silences
To add a silence, complete the following steps.
- In the left-side menu, click Alerts & IRM and then Alerting.
- Click Silences.
- From the Alertmanager dropdown, select an external Alertmanager to create and manage silences for the external data source. Otherwise, keep the default option of Grafana.
- Click Create silence to open the Create silence page.
- In Silence start and end, select the start and end date to indicate when the silence should go into effect and expire.
- Optionally, in Duration, specify how long the silence is enforced. This automatically updates the end time in the Silence start and end field.
- In the Label and Value fields, enter one or more Matching Labels. Matchers determine which rules the silence will apply to.
- In Comment, add details about the silence.
- Click Submit.
Edit silences
To edit a silence, complete the following steps.
- In the left-side menu, click Alerts & IRM and then Alerting.
- Click Silences to view the list of existing silences.
- Find the silence you want to edit, then click Edit (pen icon).
- Make the desired changes, then click Submit to save your changes.
Create a URL to link to a silence form
When linking to a silence form, provide the default matching labels and comment via matcher and comment query parameters. The matcher parameter should be in the following format [label][operator][value] where the operator parameter can be one of the following: = (equals, not regex), != (not equals, not regex), =~ (equals, regex), !~ (not equals, regex).
The URL can contain many query parameters with the key matcher.
For example, to link to silence form with matching labels severity=critical & cluster!~europe-.* and comment Silence critical EU alerts, create a URL https://mygrafana/alerting/silence/new?matcher=severity%3Dcritical&matcher=cluster!~europe-*&comment=Silence%20critical%20EU%20alert.
To link to a new silence page for an external Alertmanager, add a alertmanager query parameter with the Alertmanager data source name.
Remove silences
To remove a silence, complete the following steps.
- In the left-side menu, click Alerts & IRM and then Alerting.
- Click Silences to view the list of existing silences.
- Select the silence you want to end, then click Unsilence.
Note: You cannot remove a silence manually. Silences that have ended are retained and listed for five days.