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Stories, guides, and lessons from the world of observability

Latency Percentiles are Incorrect P99 of the Times

Latency Percentiles are Incorrect P99 of the Times

What are P90, P95, and P99 latency? Why are they incorrect P99 of the times? Latency is for a unit of time and the preferred aggregate is percentile.

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Piyush Verma

Piyush Verma

SRE Tooling – the Clever Hans fallacy

SRE Tooling – the Clever Hans fallacy

Chef or Ansible? Terraform or Pulumi? Python or Ruby? Last9 or Last9? Discover how building new tools links to the tale of a horse that could do math!

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Piyush Verma

Piyush Verma

Root Cause Analysis For Reliability: A Case Study

Root Cause Analysis For Reliability: A Case Study

Let's explore the importance of RCAs in Site Reliability Engineering, why use RCAs, and our take on what constitutes a “good” RCA.

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Piyush Verma

Piyush Verma