Roman Levchenko (@rlevchenko) header
Roman Levchenko (@rlevchenko) profile picture

Roman Levchenko

@rlevchenko

Former 7 x Microsoft MVP (Azure, Datacenter), Clouds, Automation and DevOps | Tweets on Crypto in a spare time | https://teapawt.net/t.co/reUka051tC

 Voronezh
rlevchenko.com
Joined December 2012
  • Tweets1.8K
  • Following1.2K
  • Followers753
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Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)Photo by Roman Levchenko (@rlevchenko)
My first book is published! (VMM 2016 Cookbook) @Amazon @PacktPub @Packt #MVPBuzz #SysCtr #SCVMM #HyperV #Virtualization #VMM #Microsoft #S2D #vCenter #VMWare #OpsMgr #SCOM #Clouds #WindowsServer #mvpsummit #ShieldedVMs rlevchenko.com/2018/03/05/my…
Image from Roman Levchenko (@rlevchenko)
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How to fix Allure TestOps configuration errors (PostgreSQL, Redis, Spring, RabbitMQ) #TestOps #DevOps #Allure #Spring rlevchenko.com/2026/05/30/ho…
How to fix Allure TestOps configuration errors (PostgreSQL, Redis, Spring, RabbitMQ)

How to fix Allure TestOps configuration errors (PostgreSQL, Redis, Spring, RabbitMQ)

Recently, I have migrated our highly available Allure TestOps environment from Kubernetes (AWS) to an RPM-based setup running in on-premise environment. During the migration, I encountered several …

rlevchenko.com
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Fixing a Broken etcd Cluster Member #etcd #linux #troubleshooting rlevchenko.com/2026/04/15/fi…
Fixing a Broken etcd Cluster Member

Fixing a Broken etcd Cluster Member

Sometimes etcd nodes can fail and show scary errors. For example: the member has been permanently removed from the cluster data-dir used by this member must be removed failed to create snapshot dir…

rlevchenko.com
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Happy to see my feature request finally closed. Only took 5 years though. Thanks to the Microsoft AKS team for listening to the community. #github #azure #kubernetes github.com/Azure/AKS/issues/…
Allow migration from Basic LB to Standard · Issue #1687 · Azure/AKS

Allow migration from Basic LB to Standard · Issue #1687 · Azure/AKS

GA ETA: August 2025* *ETAs are estimations and are subject to change [request] There are some features that rely on Standard LB only and aren't allowed on cluster with Basic Load Balancers. For...

github.com
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Why Old Docker Clients No Longer Work In Your Pipelines #docker #gitlab #devops #api #breakingchange rlevchenko.com/2026/02/01/wh…
Why Old Docker Clients No Longer Work In Your Pipelines

Why Old Docker Clients No Longer Work In Your Pipelines

If your pipelines suddenly started failing with an error like: Error response from daemon: client version 1.40 is too old. Minimum supported API version is 1.44 —even though you didn’t change anyth…

rlevchenko.com
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Using the GitLab Rails Console: Practical Examples for Managing Container Registry #GitLab #rails #ruby #containers #registry #sql rlevchenko.com/2026/01/18/us…

Using the GitLab Rails Console: Practical Examples for Managing Container Registry

While the GitLab UI and API are the standard tools for day-to-day operations, they often hit a wall when dealing with massive datasets. API rate limits can slow down bulk cleanup tasks, and the UI …

rlevchenko.com
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+ Added new technical reviews; updated years of experience + Mentioned message brokers I have worked with #kafka #rabbitmq #servicebus #linux #azure #aws rlevchenko.com/about/
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Why GitLab Fails with “Operation Not Permitted” on Windows Using Podman #Docker #Podman #WSL #Windows #DevOps #GitLab rlevchenko.com/2026/01/11/wh…
Why GitLab Fails with “Operation Not Permitted” on Windows Using Podman

Why GitLab Fails with “Operation Not Permitted” on Windows Using Podman

If you run GitLab (or any application that modifies file permissions or ownership of files in volume mounts) in a container, you may see the installation fail with an error like: chgrp: changing gr…

rlevchenko.com
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*I don’t own the rights to this picture — thanks to whoever made it! #cloudflare #internet
Image from Roman Levchenko (@rlevchenko)
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Helm 4 has arrived #helm #kubernetes #cicd docs.helm.sh/docs/overview/#…
Helm 4 Overview | Helm

Helm 4 Overview | Helm

Helm v4 represents a significant evolution from v3, introducing breaking changes, new architectural patterns, and enhanced functionality while maintaining backwards compatibility for charts.

docs.helm.sh
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Breaking my silence a bit - #Docker: "We are seeing error rates recovering across our SaaS services. We continue to monitor as we process our backlog". It seems they are likely referring to #AWS, which is currently experiencing issues.+ some disruptions with #Atlassians
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AWS: health.aws.amazon.com/health…
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That's why you need a private registry and have heterogenous environments dockerstatus.com/
Docker Status

Docker Status

Latest service status for Docker

dockerstatus.com
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Help @StevybSC #mvpbuzz gofund.me/6718ecdf
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Fixing GitLab Runner Issues on Kubernetes #GitLab #AWS #Kubernetes #DevOps rlevchenko.com/2025/03/17/fi…
Fixing GitLab Runner Issues on Kubernetes

Fixing GitLab Runner Issues on Kubernetes

Recently, I encountered and resolved several issues that were causing job failures and instability in AWS-based GitLab Runner setup on Kubernetes. In this post, I’ll walk through the errors, …

rlevchenko.com
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Solving Docker Hub rate limits in Kubernetes with containerd registry mirrors #Kubernetes #AWS #DevOps #Containers #Docker #containerd rlevchenko.com/2025/01/26/so…
Solving Docker Hub rate limits in Kubernetes with containerd registry mirrors

Solving Docker Hub rate limits in Kubernetes with containerd registry mirrors

When running Kubernetes workloads in AWS EKS (or any other environment), you may encounter the Docker Hub rate limit error: 429 Too Many Requests – Server message: toomanyrequests: You have r…

rlevchenko.com
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Argo CD Login and API: received unexpected content-type or TLS handshake timeout #WSL #Windows #ArgoCD #AWS #Traefik #Ingress #Kubernetes rlevchenko.com/2024/09/27/ar…
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Docker Desktop now supports host networking capability and automatic disk space reclamation for WSL2 docker.com/blog/docker-deskt… #Docker #containers #development #wsl @Docker
Docker Desktop 4.34: MSI Installer GA, Upgraded Host Networking, and Powerful Enhancements for...

Docker Desktop 4.34: MSI Installer GA, Upgraded Host Networking, and Powerful Enhancements for...

Discover Docker Desktop 4.34's enhancements that boost security, scalability, and productivity for developers. This release includes a readily available MSI installer for simpler Windows deployment,...

docker.com
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Roman Levchenko retweeted
Roman Levchenko (@rlevchenko) profile picture
Roman Levchenko@rlevchenko10 Jul 2023
A friendly reminder #mvpbuzz
Tony Redmond (@12Knocksinna) profile pictureTony Redmond
@12Knocksinna7 Jul 2022
Here's my challenge to the MVPs that my comment about self-congratulatory messages irked. Next year, when you're renewed and want to announce your achievement, include a link to some work you're proud of. That way your message will have value and share knowledge. All goodness.
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New enhancements in #Kubernetes 1.30 kubernetes.io/blog/2024/04/1…

Kubernetes v1.30: Uwubernetes

Editors: Amit Dsouza, Frederick Kautz, Kristin Martin, Abigail McCarthy, Natali Vlatko Announcing the release of Kubernetes v1.30: Uwubernetes, the cutest release! Similar to previous releases, the...

kubernetes.io
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Technical Review: Learn PowerShell in a Month of Lunches, Fourth Edition #PowerShell #Windows #MacOS #Linux #VisualStudioCode rlevchenko.com/2024/04/10/te…
Technical Review: Learn PowerShell in a Month of Lunches, Fourth Edition

Technical Review: Learn PowerShell in a Month of Lunches, Fourth Edition

Let me continue with a series of blog posts discussing technical reviews conducted between 2022 and the present year. In a previous post, I highlighted “Learn PowerShell in a Month of Lunches…

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