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Infrastructure & DevOps

The most popular blog posts about infrastructure & devops on Hacker News. 156 posts.

2023
152

Wolf Incident Postmortem

Incident #210 Status Complete, one action item outstanding. Summary Sentinel consumed by wolf after repeated false alarms. Impact Loss of sentinel. No flock impact. Root causes Sentinel generated noisy alerts due to premature deployment, incomplete training, and overly monotonous task. Oncalls failed to respond to…

153

The anatomy of a smart bulb

I’ve been having some troubles with Zigbee. Yes, at our airbnb we have a rather big dining room where I’ve put 7 Zigbee RGBWW Smart bulbs. The problem is that each time I try to turn all 7 on or off there’s either a lag or some of them just won’t switch on or off. The controller is a Sonoff Zigbee 3.0 USB dongle, yes…

154

Webhook Failure Scenarios

<p>A webhooks allow two applications to communicate events. It is relatively simple to get started using webhooks using HTTP and JSON. However, there a number of failure scenarios that developers should be aware of in order to make their webhook implementation robust.</p>

156

Linux being secure is a common misconception

Linux being secure is a common misconception in the security and privacy realm. Linux is thought to be secure primarily because of its source model, popular usage in servers, small userbase and confusion about its security features. This article is intended to debunk these misunderstandings by demonstrating the lack…