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Deploying Apache Airflow on Aiven Runtime

When we first introduced people to Aiven Runtime, before it even had that name, we kept getting asked: "Can we schedule things?" If you come from a Unix background, that tends to cause a reflexive reach for the cron tool, which provides basic scheduling at fixed intervals. But if you've spent more time with distributed software, you're more likely to think of Apache Airflow, which can do a lot more (although, yes, you can use Airflow to schedule tasks at fixed intervals if you want).

All Things Open reminded me that Open Source is at the Heart of What We Do

That was the question posed at the Women in Open Source+ Panel I had been asked to moderate. The panelists, from Snowflake, AWS, and NVIDIA, gave similar answers: We have our jobs today because of the community, and I don’t see that changing any time soon. I felt the same. When I joined Aiven, its direct callout to open source was a deciding factor.

Move the elephant, keep the lights on

TL;DR All scripts in this post live in the companion repository dkrautschick/pg-logical-migration. Every step references a numbered script you can run against your own Aiven project, and the listings/ folder has each step as a standalone snippet for copy-paste self-tests. The demo database is beerdb, a small craft-beer database, because every example database should contain at least one Doppelbock.

AI inference, explained through one question

TL;DR Part 0 of a three-part series on building a documentation assistant with Aiven. This part gives you the vocabulary. Part 1 is the architecture. Part 2 builds the thing. Almost everything written about large language models explains how models get built. Very little explains what happens the other billion times, when a finished model sits there answering questions. That second thing is called inference, and it is where practically all of the engineering work actually lives.

Centralizing logs: Apache Kafka + OpenSearch

TL;DR Aiven for OpenSearch is where you search logs from every service, with OpenSearch Dashboards included and a built-in integration for Aiven service logs. When several destinations need the same logs, or traffic bursts and mapping changes put logs at risk, put Aiven for Apache Kafka in front: applications write once, Kafka buffers and replays, and sink connectors route logs to OpenSearch, object storage and Aiven for ClickHouse.

Introducing Aiven AI Gateway

At home I run fully automated coding loops on a few side projects. They use more than 100-million tokens a day. At Claude Opus 5.5 prices, that costs more than $5,300 a month. For hobby projects. The same usage on DeepSeek V4.1 Flash cost about $330 a month, one sixteenth of the price. If we want to keep scaling how much we use AI, most of those tokens have to run on open models, period.

AWS saw the value of expanding support for Google Cloud #aiven #opensource #shorts

Tony’s first RFC landed in AWS’s OpenSearch migration project, a few people inside AWS asked, “Who’s this guy?” The first AWS maintainer he spoke with saw the value add Google Cloud support, and next, build the Terraform solution their customers want. AWS got what its customers asked for. Aiven customers benefited with being able to choose and so did anyone running OpenSearch on Google Cloud, even self-managed or with another vendor.

How easy is it to deploy a FastAPI Web App to Aiven Runtime?

For years Aiven has been an incredibly easy way to deploy your favorite open source databases... Now we're working to make it easier to deploy Apps too! Chapters AIVEN DATA PLATFORM The Aiven Platform is more than a collection of open source services for streaming, storing and analyzing data. The platform ensures that all services run reliably and securely in the clouds of your choice, are observable, and can easily be integrated with each other and with external 3rd party tools.