Tag: #dnf
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 5 posts
5 posts are tagged #dnf; the most recent was published on 2026-08-14.
Often tagged together: #air-gap 5 #linux 5 #rhel 5 #package-management 4 #rpm 3
Most read in the last 90 days:
- The Air-Gapped Operations Playbook — Keeping Up with Security Patches, Rolling Back, and Managing CVE Lag
- Downloading on the Outside for an Air-Gapped Transfer — dnf download, reposync, and yumdownloader Solve Different Problems
- Building a Local Repository Inside an Air-Gapped Network — createrepo_c, repodata, .repo Files, and GPG Keys
Why Installing RHEL Packages in an Air-Gapped Network Is Genuinely Hard — Dependencies Are a Graph, and You Cannot Solve It from the Inside
Explains from first principles why bringing RHEL packages into a locked-down network for finance, government, or defense never ends at "just copy one rpm file". It covers the fact that RPM dependencies are a symbol-level
2026-08-14 · 8 min read #linux#rhel#air-gap#dnf#rpmModules and Version Pinning in an Air-Gapped Network — RHEL 8, 9, and 10 Tell Different Stories
Separates out, against the official documentation, exactly where RHEL 8 modularity goes wrong in an air-gapped network and how that story changes in RHEL 9 and RHEL 10. The key point is that in a local repository built b
2026-08-14 · 10 min read #linux#rhel#air-gap#dnf#modularityBuilding a Local Repository Inside an Air-Gapped Network — createrepo_c, repodata, .repo Files, and GPG Keys
Covers the whole process of turning a transferred bundle of rpms into a working dnf repository inside an air-gapped network. It walks through the structure of the repodata directory that createrepoc produces and the role
2026-08-14 · 10 min read #linux#rhel#air-gap#dnf#createrepoThe Air-Gapped Operations Playbook — Keeping Up with Security Patches, Rolling Back, and Managing CVE Lag
The story that begins after the transfer procedure is finished — the operations chapter, about running an air-gapped network for years. It first makes clear that slow CVE response inside an air-gapped network is not team
2026-08-14 · 13 min read #linux#rhel#air-gap#dnf#securityDownloading on the Outside for an Air-Gapped Transfer — dnf download, reposync, and yumdownloader Solve Different Problems
A command-by-command walkthrough of the real procedure for pulling RHEL packages, dependencies and all, on an internet-connected machine so the result can be carried into an air-gapped network. It covers exactly what --r
2026-08-14 · 10 min read #linux#rhel#air-gap#dnf#rpm