Reliable Insights

A blog on monitoring, scale and operational Sanity

August 3, 2020

Linux software RAID metrics from the node exporter

/proc/mdstat is another of the files that the node exporter exposes as metrics.

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July 27, 2020

New Features in Prometheus 2.20.0

Prometheus 2.20.0 is now out, following on from 2.19.0 with many fixes and improvements.

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July 20, 2020

Delete All Your Alerts

Trying to improve alerting piecemeal can be difficult.

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July 13, 2020

Time metric from the node exporter

The node exporter exposes the current machine time.

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July 6, 2020

Creating Alertmanager Silences from Python

We recently looked at creating silences from the command line, what about from programs?

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June 29, 2020

Using Letsencrypt with the node exporter

As of 1.0, the node exporter has experimental support for TLS. This can be hooked up to Letsencrypt.

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June 22, 2020

Remote read and partial failures

What happens when your clustered storage fails?

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June 15, 2020

New Features in Prometheus 2.19.0

Prometheus 2.19.0 is now out, following on from 2.18.0 with many fixes and improvements.

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June 8, 2020

Pre-creating Alertmanager Silences

You don't have to wait for alerts to fire to create a silence.

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June 1, 2020

Debugging out of order samples

How do you debug and resolve the "Error on ingesting out-of-order samples" warning from Prometheus?

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