It would be better for your health manager to query prometheus instead when
needed.
On Monday, June 22, 2020 at 9:08:08 PM UTC+2, Sébastien Dionne wrote:
>
> I want to use Prometheus + alertmanager for health manager. I want to
> know what is the lowest value I can use for scraping metrics (I hope that I
> can have a config for particuliar rules) and send alert as soon as there
> are alerts. I need almost realtime. Is it possible in Prometheus +
> alertmanager ?
>
>
> I have a sample config that works now, but is it possible to have 1s are
> something that prometheus send alert as soon as the metric is read ?
>
> serverFiles:
> alerts:
> groups:
> - name: Instances
> rules:
> - alert: InstanceDown
> expr: up == 0
> for: 10s
> labels:
> severity: page
> annotations:
> description: '{{ $labels.instance }} of job {{ $labels.job
> }} has been down for more than 1 minute.'
> summary: 'Instance {{ $labels.instance }} down'
>
> alertmanagerFiles:
> alertmanager.yml:
> route:
> receiver: default-receiver
> group_wait: 5s
> group_interval: 10s
>
> receivers:
> - name: default-receiver
> webhook_configs:
> - url: "
> https://webhook.site/815a0b0b-f40c-4fc2-984d-e29cb9606840";
>
>
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