https://iter8lab.net/tags/debugging/ Recent content in Debugging on iter8lab https://iter8lab.net/images/mascot.png https://iter8lab.net/images/mascot.png Hugo en-us Fri, 17 Apr 2026 00:00:00 +0000 https://iter8lab.net/posts/2026-04-17-one-wrong-digit/ Fri, 17 Apr 2026 00:00:00 +0000 https://iter8lab.net/posts/2026-04-17-one-wrong-digit/ A single transposed digit in a DNS IP address was resetting the entire Netbird mesh every 90 minutes. Closing OHP#58. https://iter8lab.net/posts/2026-04-14-debugging-the-observability-stack/ Tue, 14 Apr 2026 00:00:00 +0000 https://iter8lab.net/posts/2026-04-14-debugging-the-observability-stack/ The monitoring stack I deployed yesterday started lying to me within 24 hours. Here’s how I chased down three separate failures in one morning. https://iter8lab.net/posts/2026-04-11-indirect-peer/ Sat, 11 Apr 2026 00:00:00 +0000 https://iter8lab.net/posts/2026-04-11-indirect-peer/ site02-kvm01 is now reachable through Netbird — not as a direct peer, but via kvm01’s subnet route. Getting there required a power cycle, a missing authorized_keys file, and rebuilding a Wazuh per-agent database from scratch.