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Programming things


Just a blog about programming and infra things

Beware of the ETS bag

Performance penalty of ETS bag deduplication

Posted on February 22, 2020

Recently we had a problem on our production environment where one of our microservices started behaving badly, being very slow on startup (syncing phase from Kafka). After few hours of debugging, we found the culprit - it was the slow performance of ETS bag when dealing with large number of... [Read More]
Tags: elixir ets bag

Redefining Elixir modules

Black voodoo magic from ELIXIR

Posted on February 8, 2020

I want to talk about one of the most AWESOME things that Elixir features. It is the ability to redefine module on the fly from iex shell. [Read More]
Tags: elixir iex
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Petar Kujundzic  •  2020

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