Troubleshooting

Understanding ndots in Kubernetes DNS Resolution The ndots option in DNS configuration plays a subtle but important role in how domain names are resolved inside Kubernetes pods. Incorrectly configured ndots can lead to unnecessary DNS queries, delays, or failed resolutions. What is ndots? ndots is a setting in /etc/resolv.conf that determines whether a DNS query is treated as a fully qualified domain name (FQDN) or a partial name requiring search path resolution. ...

Introduction An I/O error in a Proxmox VM can bring a virtual machine to a halt. These errors often relate to disk access issues and can indicate underlying hardware problems, misconfigurations, or storage corruption. In this guide, we’ll explore how to diagnose, understand, and fix I/O errors in Proxmox virtual machines. Common Causes of I/O Errors 1. Disk Image Corruption Improper shutdowns, disk overuse, or failing storage media can corrupt VM disk images. ...