Ever wondered how Prometheus is using its memory? Let's find out!
Reliable Insights
A blog on monitoring, scale and operational Sanity
Today let's look at how to integrate HipChat with the Prometheus Alertmanager.
It's a frequently asked question as to how to do various security related features with Prometheus. Let's take a deeper look at why we chose the approach we did.
A not uncommon question about Prometheus is why the Alertmanager is a separate binary. Let's look at that.
There's a common misunderstanding when dealing with Prometheus counters, and that is how to apply aggregation and other operations when using the rate and other counter-only functions.
When you've broken a metric out into labels a common need is to tell what proportion each label represents of the total. The group_left modifier of Prometheus is the key.
We've already looked at how the Prometheus Alertmanager can talk to Pagerduty and Slack. It also works with SMTP, more commonly known as email. Let's see how to get it working via a Gmail account.
