How I Write Postmortems
I write postmortems to explain how a failure reached production, what made the impact worse, and which changes will make the next incident easier to prevent or recover from.
Notes
27 posts, 2012–2026: reliability engineering, platform architecture, migration constraints, and AI-assisted engineering.
Recent
I write postmortems to explain how a failure reached production, what made the impact worse, and which changes will make the next incident easier to prevent or recover from.
A target can be eligible and still not be ready. Admission needs a bounded capacity claim before competing workloads can start.
Placement profiles separate durable workload requirements from the infrastructure currently available to satisfy them.
From the archive
Earlier writing, kept online for reference. The CentOS, Git deployment, and Linux migration pieces are dated but the approach still holds up; the personal essays from 2012–2014 don't reflect how I write or think now.
2015
2014
2012