Reliable Insights

A blog on monitoring, scale and operational Sanity

April 8, 2019

Configuring Prometheus storage retention

How can you control how much history Prometheus keeps?

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February 4, 2019

Using tsdb analyze to investigate churn and cardinality

The Prometheus TSDB's code base includes a tool to help you find "interesting" metrics in terms of storage performance.

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January 21, 2019

Optimising Prometheus 2.6.0 Memory Usage with pprof

The 2.6.0 release of Prometheus includes optimisations to reduce the memory taken by indexes and compaction.

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January 7, 2019

Optimising startup time of Prometheus 2.6.0 with pprof

The 2.6.0 release of Prometheus includes WAL loading optimisations to make startup faster.

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