Reliable Insights

A blog on monitoring, scale and operational Sanity

June 10, 2019

Monitoring memcached with Prometheus

As with many applications, there's an exporter for memcached.

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June 3, 2019

Finding churning targets in Prometheus with scrape_series_added

Prometheus 2.10 has a new metric to make finding churn easier.

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May 27, 2019

New Features in Prometheus 2.10.0

Prometheus 2.10.0 is now out, following on from 2.9.0 with many fixes and improvements.

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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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