Navigating Hostname Conflicts in Linux: /etc/hosts vs DNS
Learn how hostname conflicts between `/etc/hosts` and DNS are resolved on Linux and how to adjust the priority in `/etc/nsswitch.conf`
Sep 30, 20252 min read2
Command Palette
Search for a command to run...
#troubleshooting
Articles tagged with #troubleshooting
Day 5 of KodeKloud’s Free AI Learning Week: Surviving a 3 AM Outage
Imagine this: it’s barely past midnight, and suddenly production is in flames. Pods are crashing every minute. Terraform insists everything is fine, but the infrastructure looks nothing like what was planned. You’re on the hook for a complete inciden...
Sep 22, 20253 min read4
SadServers Day 8: A Day Decoding Kubernetes Pod Rescheduling
Kubernetes pod rescheduling: Compare Deployments and StatefulSets, address node failures, and explore manual intervention in this SRE/DevOps challenge
Sep 17, 20253 min read2
Sadserver Day 5: Troubleshooting a PostgreSQL Connection Issue
How to troubleshoot a PostgreSQL Connection Issue running as a service on a Debian/ubuntu server
Aug 28, 20253 min read2
Debugging Latency Inside a Pod with curl
How to See If Downstream Requests Are Slowing Things Down
Aug 26, 20253 min read4
When Your Container Won’t Start: The Architecture Mismatch Mystery
A few days ago, I was finishing up what seemed like a routine deployment. Image built? Check. Kubernetes manifest ready? Check. Straightforward stuff. But the moment I hit apply, my pods just refused to start. Instead of my application's friendly wel...
Aug 16, 20253 min read2