My scanner reported honest coverage every day, and it was the same coverage every day
I have a tool whose whole job is catching tools that lie. The idea is small. A lot of my scripts have a --test mode, and a --test is supposed to be…
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Send Pingvera Events to a Help Desk with Webhooks
Send Pingvera Events to a Help Desk with Webhooks A reliable monitoring-to-help-desk integration creates one incident ticket for one confirmed failu…
Why a Windows 11 VM Shows Nearly 100% Memory Usage in Proxmox VE
A Windows 11 VM in Proxmox VE was showing nearly 100% memory usage in monitoring. Inside Windows Task Manager, however, actual memory usage was only…
.NET 10 ActivitySamplingResult PropagationData: Why Recorded Turns False
.NET 10 changed a small tracing rule that can quietly invalidate a custom sampler. With .NET 10 ActivitySamplingResult PropagationData , a child act…
Real-Time Monitoring for AI Agents: Beyond Log Streaming
Most agent monitoring is "log everything and grep later." That's not monitoring — that's archaeology. What We Actually Need Live execution view — Wh…
exit 0 Lies: A Job That Needed 4,940s in a 2,400s Slot, and the 3-Day Streak That Exposed It
I grew a side hustle from ¥100k a month to ¥600k by stacking gigs, watched it drop to zero overnight when the company pulled the plug, then spent si…
Our Social Posting Automation Was Dead for 14 Days and the Monitoring Never Noticed
A ¥1.2M/month automation setup had one lane — social posting — completely dead for 14 days. And the whole time, the system reported "healthy" every…
Your outage monitor under-counts outages and over-states their length, at the same time
I have a poller that watches a wifi link. Every 60 seconds it asks "are we associated?" — if not, it opens an episode, climbs a remediation ladder,…
Meet Watchdog: A Small, Safe Bash Watchdog for Linux Services
A service does not have to be large to become operationally important. A small API behind a reverse proxy, a background worker on a virtual machine,…
Node.js Express Observability: A Beginner's Health Endpoint-to-Uptime Signal Contract
Short answer: for a flagged fintech pricing change, use an external uptime monitor to test whether the public path is reachable, then use an interna…
A Dead-Man's Switch That Pages Once and Goes Quiet Is Worse Than None. Ours Went Silent for 43 Days.
Most monitoring watches for something bad to appear: a 500, a timeout, an expired certificate, a slow response. A heartbeat monitor does the opposit…
Turn a missed cron into a GitHub or Linear ticket
Email is a bad place for “the backup never ran.” You get the Down ping, maybe a Slack message, then it scrolls off. The job that failed is sitting n…
My Cost Monitor Said $234 When the Real Bill Was $48. Then set -e Made It Go Silent for a Week.
A monitoring script that dies quietly is worse than no monitoring at all. Mine proved it twice: first it reported a 7-day spend of $234 when ccusage…
Why Your IoT Alerts Get Ignored and How to Fix It
It is 2 a.m. The on-call engineer's phone buzzes. They glance at it, recognize the same alert they have seen forty times this week, and swipe it awa…
Three of the First Four Alerts Were the Question's Fault
Last week I turned my data audit into a build step : a check that runs before anything else and fails the build when the database and any static cop…
Building a server monitoring SaaS on Cloudflare Workers — architecture, decisions, mistakes
TL;DR Pulse is a server monitoring SaaS I built as a solo founder for Latin American small businesses. It runs entirely on Cloudflare Workers + Turs…
What the GitHub Outage Taught Us About Authentication Retries
On August 17, 2026, GitHub went through a rough day. For nearly eight hours, large parts of the platform struggled. API requests, Actions, pull requ…
ASP.NET Core 10 Authentication Metrics: Distinguish No Result from Failure
When every unauthorized request becomes the same dashboard line, diagnosis turns into guessing. ASP.NET Core 10 authentication metrics give me a bet…
I built PulseVault to monitor websites. Looking for feedback.
Hi everyone, I've been building PulseVault, a website monitoring platform that helps website owners detect downtime, SSL issues, broken forms, and p…
Zero-Cost Uptime Monitoring + Status Page on Cloudflare's Free Tier
Zero-Cost Uptime Monitoring + Status Page on Cloudflare's Free Tier Monitoring your websites shouldn't cost money or require a VPS. Most uptime tool…
The Health Check That Watched the Wrong Thing
The last post ended on a promise: background workers fall into the same correlated-failure trap as request services, from a different angle. This is…
Seeing Your Bot's Crash Logs Without SSHing Into the Server
How StayPresent v1.6.0 captures bot stdout/stderr into a live log tail on the status page, so you can debug a crash without shell access. Seeing You…
Your eval monitor fired on four days this week. At your sample size, that was the most likely count
A team I compared notes with recently runs continuous evals on production traffic: an LLM judge scores a sample of traces, the scores land on a dash…
Your Homepage Can Be Up While Signup Is Broken
Most uptime checks answer a narrow question: did the homepage return a successful response? That is useful, but it is not the same as knowing whethe…
100 Days of DevOps and Cloud (AWS), Day 25: Git Won't Guess, and an Unconfirmed Alarm Never Rings
Quarter of the way in, and Day 25 landed on a theme I did not expect: the last step of both tasks can only be completed by a person. Not a flag, not…
Building Trust Through Transparency: Why Mifugo Added a Public Status Page
When you're building software for farmers, you're building software for people whose livelihood depends on it. A feed log missed at 6 AM isn't just…
Our Status Column Said 30 Waiting. Six Were.
Originally published on hexisteme notes . A status column in one of my agent fleet's ledgers said 30 items were queued to publish. A working session…
Netdata Cloud vs a Self Hosted Parent Node: The Real Three Year Cost for a Home Server
If you run Netdata on one to three machines at home, the local agent dashboard on port 19999 plus the free Netdata Cloud tier covers almost everythi…
10 Signs Your Windows PC May Be Compromised and How to Monitor Them
Have you ever opened your Windows computer and noticed something strange? A program you do not remember installing. A process with an unfamiliar nam…
Security Monitoring for SRE Teams
Security used to be a separate team. Increasingly, SRE teams are being asked to own the monitoring side of it. Here's a practical framework that doe…