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Anton UstyuzhaninI got curious. Here's what happened.

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2026

Open Source Contributions

Contributing fixes and improvements to open source projects.

Sketch of a development workspace with a laptop, programming books, and open source tools

A record of my contributions to open source software.

The story so far

30 October 2026
When a Routine Argo CD Upgrade Slowed Everything Down
A routine Argo CD upgrade brought our deployment pipeline to a crawl. Here's how I tracked down the performance regression, uncovered an unexpected bottleneck, and fixed it upstream.

© 2026 Anton UstyuzhaninMade with curiosity.