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torsten-online / Kubernetes_DNS01_Resolving.md
Created January 23, 2025 23:10
Cert-Manager DNS Resolving issue at Rancher Kubernetes Management Environment

Howto to fix regular occuring DNS Issue by using Cert-Manager and Rancher

IT can be happen sometimes, that the Issuer or Cluster Issuer can not be registred to the DNS01 / Cloudflare challenge..

Did you already had this strange error message?

Get "https://acme-v02.api.letsencrypt.org/directory": tls: failed to verify certificate: x509: certificate is valid for ingress.local, not acme-v02.api.letsencrypt.org
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torsten-online / OpenSUSE_Freezing_Bug_IntelGPU.md
Last active September 25, 2025 08:02
Freezing Bugs on OpenSUSE MicroOS - Kalpa & Aeon Desktop with Intel Alder Lake-P GT2 [Iris Xe Graphics] GPU

Howto fix freezing (hanging?) bugs on OpenSUSE MicroOS, e.g. when using Kalpa (KDE) or Aeon Desktop (Gnome, based on OpenSUSE) with Intel Alder Lake-P GT2 [Iris Xe Graphics] GPU and i5-1240P CPU

I am User of the great Dynabook Tecra A50-K and having problems with hanging/freezing Chrome Browser/Konsole and other apps.

This Gist will describe how I fixed this stupid issue.

Background

lspci