Optimizing waits in Airflow

Marton Trencseni - Sat 01 February 2020 • Tagged with data, airflow, python

Sometimes I get to put on my Data Engineering hat for a few days. I enjoy this because I like to move up and down the Data Science stack and I try to keep myself sharp technically. Recently I was able to spend a few days optimizing our Airflow ETL for speed.

Airflow DAG

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Fetchr Data Science Infra at 1 year

Marton Trencseni - Tue 14 August 2018 • Tagged with data, etl, workflow, airflow, fetchr, model, ml

A description of our Analytics+ML cluster running on AWS, using Presto, Airflow and Superset.

Fetchr Data Science Infra

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Building the Fetchr Data Science Infra on AWS with Presto and Airflow

Marton Trencseni - Wed 14 March 2018 • Tagged with data, etl, workflow, airflow, fetchr

We used Hive/Presto on AWS together with Airflow to rapidly build out the Data Science Infrastructure at Fetchr in less than 6 months.

Warehouse DAG

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Luigi vs Airflow vs Pinball

Marton Trencseni - Sat 06 February 2016 • Tagged with data, etl, workflow, luigi, airflow, pinball

A spreadsheet comparing the three opensource workflow tools for ETL.


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Airflow review

Marton Trencseni - Wed 06 January 2016 • Tagged with data, etl, workflow, airflow

Airflow is a workflow scheduler written by Airbnb. It supports defining tasks and dependencies as Python code, executing and scheduling them, and distributing tasks across worker nodes. It supports calendar scheduling (hourly/daily jobs, also visualized on the web dashboard), so it can be used as a starting point for traditional ETL. It has a nice web dashboard for seeing current and past task state, querying the history and making changes to metadata such as connection strings.


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