Reliable Insights

A blog on monitoring, scale and operational Sanity

May 20, 2019

Analyse a metric by kernel version

Using PromQL you can combine metrics for analysis.

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May 13, 2019

Be discerning in what dashboards you share with users

There's no way that sharing metrics with your users or customers can go wrong. Right?

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April 29, 2019

Avoid the Wall of Graphs

Data is not the same as information.

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April 22, 2019

Using snmpbulkwalk to debug snmp_exporter issues

Many problems with the snmp_exporter turn out to actually be issues elsewhere, but how can you tell?

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April 15, 2019

New Features in Prometheus 2.9.0

Prometheus 2.9.0 is now out, following on from 2.8.0 with many fixes and improvements.

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April 8, 2019

Configuring Prometheus storage retention

How can you control how much history Prometheus keeps?

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April 1, 2019

Staleness and PromQL

How should a monitoring system deal with metrics no longer being there?

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March 25, 2019

How does a Prometheus Summary work?

We looked previously at the counter and gauge, how does the Prometheus summary work?

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March 18, 2019

New Features in Prometheus 2.8.0

Prometheus 2.8.0 is now out, following on from 2.7.0 with many fixes and improvements.

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