Complete guide to install Docker Engine on RHEL 9. Covers Docker CE installation, post-install steps, Docker Compose, and verification.
Here is how to install Docker on RHEL 9 in 2026.
sudo dnf config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
sudo dnf install -y docker-ce docker-ce-cli containerd.io docker-compose-plugin
sudo systemctl start docker && sudo systemctl enable docker
sudo usermod -aG docker $USERdocker run hello-world
docker compose versionRHEL 9 includes Podman as a Docker-compatible alternative:
podman run hello-world
A practical guide to moving from HashiCorp Vault to OpenBao: the in-place path for Vault CE, the export path for Enterprise, and what breaks on cutover.
What's new in OpenBao 2.7, from the OpenBao team in Prague: external keys for HSMs, post-quantum TLS, read scaling on PostgreSQL, and secrets for AI agents.
Notes from Xebia's Cloud Optimization 2025 evening in Amsterdam: ABN AMRO's six-year FinOps timeline, a maturity assessment, Wehkamp's cost bot and wiv.ai.
Notes from the Kubernetes 10 years meetup at the Datadog office in Amsterdam (24 April 2025): KubeHound attack graphs, an observability talk and SRE.
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