Reliable Insights

A blog on monitoring, scale and operational Sanity

July 2, 2018

External URLs and path prefixes

In a previous post I looked at setting the external URL. What if the reverse proxy is sending a different path than the user is using?

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June 25, 2018

Using external URLs and proxies with Prometheus

Sometimes users will not access Prometheus's UI directly, instead using another URL. How do you make this work?

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December 18, 2017

What’s the difference between group_interval, group_wait, and repeat_interval?

In this blogpost we try and clear up some confusion by outlining the key differences between commonly confused alerting configuration options: group_interval, group_wait, and repeat_interval.

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July 17, 2017

High Availability Prometheus Alerting and Notification

Prometheus is architected for reliability of alerting, how do you set it up?

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May 15, 2017

A Silence is a Snooze

Have you ever wondered what exactly that "Silence" button on each of your alerts in the Alertmanager actually does? Perhaps you have an idea but are unsure of their correct usage or value.
In this post I aim to clear up any confusion surrounding the silencing of alerts, so you can make the most of its functionality and understand when and why to use them.
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March 13, 2017

Sending alert notifications to multiple destinations

Usually the Prometheus Alertmanager will send a given notification to only one destination. What if you want it to go to both Slack and Pagerduty though?

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February 13, 2017

Using labels to direct email notifications

A handy feature of the Alertmanager is that almost all notification fields are templatable. This can be used to route emails based on labels.

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November 21, 2016

Using OpsGenie with the Alertmanager

The Alertmanager has integrations to a variety of popular notification mechanisms. Let's see how easy it is to hook it in to OpsGenie. Read more

September 19, 2016

Alertmanager Notification Templating with Slack

We've already looked at how to setup Slack with the Alertmanager, and saw the default notification. Wouldn't it be nice to customise it?

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June 9, 2016

Using HipChat with the Alertmanager

Today let's look at how to integrate HipChat with the Prometheus Alertmanager.

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