The o11ycast: the observability podcast crew and Charity Majors have been integral in my transition from DevOps to observability. We need to see what our code and systems are doing from the moment they are deployed, not just when they break: instant feedback. Observability is a mindset, not a tool set.

This little calculator app allows you to explore the effect of sampling to the accuracy of: 1. Request Rates 2. Error Rates 3. Latency Percentiles You may want to use this, if you are sampling your tracing data. Lightstep is now ServiceNow Cloud Observability Zalando Technology heinrichhartmann.com/sampling/

Observability - the new focus for my newsletter. open.substack.com/pub/practicals…

The Three Pillars of observability are nonsense. They're actually three data types. Let's tear down the silos. #kill3pill kill3pill.com

Just listening to Noah Kagan 's amazing Million Dollar Weekend. I've just asked for 10% off on my evening meal... in a random hotel in Warsaw... feeling very foolish... and get rejected. YASSS. I'm not new to rejection challenges but this is awesome.

Ruby Warsaw Community Conference is over. Thank you to all the speakers, sponsors, and everyone involved in this event. It was a good day.👌 See you in February for the next edition!💪 #rubyonrails #conference

Her: take me to somewhere expensive Me:

9:18am - "Test suite is really slow, wonder why." 9:58am - "CI tool only gives basic metrics. Sigh." 10:12am - "Let's add structured logging." 2:49pm - "First test run! Let's see..." 2:52pm - "73% of the time is from 18% of the tests... WTF?!"

🚀 It’s Day 1 of #EuRuKo2024! Three days of inspiring talks, workshops, and connecting with the Ruby community are officially underway here in Sarajevo. Let’s make this an event to remember! #Ruby #TechConference #TechTalk

At #EuRuKo2024 - super cool conference! I'm here and wearing a red T Shirt with "Fix Bugs 20x Faster" on it. Come and say hi and ask me what goat I have!

Loving the presentation from Euruko by Victor with things he's learned after 25 years. Loving the "birds aren't real" reference!

Cloud costs are getting out of control. Most leaders I talk to have seen the unexpected invoice at the end of the month. I'm building an app to allow your team to track costs on infrastructure. Check it out: monitorcloudcosts.com

Want to build landing pages in the command line whilst keeping marketing happy? youtube.com/shorts/vv3Y-aQ…