Martin Beranek – Medium

Martin Beranek

Martin Beranek

GitLab artifacts purge!

Due to the rising cost of cloud storage and the ever-increasing volume of data used in pipelines, everyone who hosts GitLab will eventually…

Aug 22

GitLab artifacts purge!

Aug 22

Martin Beranek

Debugging connection count to RabbitMQ from Kubernetes

This is going to be a short one. Have you ever needed to connect which consumer of RabbitMQ is which pod in Kubernetes? We recently had an…

Apr 27

Debugging connection count to RabbitMQ from Kubernetes

Apr 27

Martin Beranek

Fun With NodeLocal DNSCache in Kubernetes Clusters

This is going to be a short one. Have you ever tried to use DNS for load balancing? I am not talking the fancy weighted or latency-based…

Nov 5, 2023

Fun With NodeLocal DNSCache in Kubernetes Clusters

Nov 5, 2023

Martin Beranek

Terraform AWS Drift Checks

IaC (or “Infrastructure as Code”) is an IT management style all members of the technical world have to deal with because working in code…

Nov 2, 2023

Terraform AWS Drift Checks

Nov 2, 2023

Martin Beranek

Analyzing Unexpected Expenses: AWS NAT Gateway and EKS Public Endpoint

When it comes to the cloud, the most frustrating area can be the NAT gateway. I have a basic understanding of how it works, but I am always…

Aug 2, 2023

Analyzing Unexpected Expenses: AWS NAT Gateway and EKS Public Endpoint

Aug 2, 2023

Martin Beranek

Error: Error creating SslCertificate: googleapi: Error 409: The resource already exists…

What a weird title, huh? This is just a small manual how to go around this issue happening in Terraform if you need to change a TLS…

Jul 27, 2023

generated by midjourney

Jul 27, 2023

Martin Beranek

Resolving mysterious exit 137 in Kubernetes GitLab runners

First, let me explain what an error I want to discuss. It usually displays itself during the job execution. It could happen at the…

Jun 27, 2023

Resolving mysterious exit 137 in Kubernetes GitLab runners

Jun 27, 2023

Martin Beranek

How to ignore hyphens in the Elasticsearch

I recently stumbled upon a problem. I wanted to index data containing words divided by hyphens. The problem is that once the data were…

May 2, 2023

DALL-E idea a searcher trying to search in library ignoring hyphens

May 2, 2023

Martin Beranek

Merging two Elasticsearch indices based on common key

I recently stumbled upon an assignment to merge two indices based on a shared key in each document. I was surprised that the answer to my…

Apr 23, 2023

DALL-E idea of merging data based on common key

Apr 23, 2023

Martin Beranek
in
Ackee

Back to the Basics: Kubernetes Service Selector

Today, you will read about something you are familiar with. There is hardly anyone in infrastructure engineering who hasn’t worked with…

Mar 31, 2023

Back to the Basics: Kubernetes Service Selector

Mar 31, 2023

Martin Beranek

Martin Beranek

I am an Infra Team Lead at Shipmonk. My interest is Terraform mainly in GCP. I am also enthusiastic about backend and related topics: Golang, Typescript, ...

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