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.NET 10 ActivitySamplingResult PropagationData: Why Recorded Turns False

.NET 10 ActivitySamplingResult PropagationData: Why Recorded Turns False

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4 min read
My scheduled task reported "success" every 5 minutes for 3 weeks. The process inside it had been crashing the whole time.

Comments reveal multiple ways monitoring can lie

My scheduled task reported "success" every 5 minutes for 3 weeks. The process inside it had been crashing the whole time.

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3 min read
ASP.NET Core 10 Authentication Metrics: Distinguish No Result from Failure

ASP.NET Core 10 Authentication Metrics: Distinguish No Result from Failure

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4 min read
Day 25: Git Won't Guess, and an Unconfirmed Alarm Never Rings

Day 25: Git Won't Guess, and an Unconfirmed Alarm Never Rings

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4 min read
We Health-Checked 86 Public MCP Servers. Not One Uses the Legacy Transport.

We Health-Checked 86 Public MCP Servers. Not One Uses the Legacy Transport.

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Comments 1
5 min read
Uptime Cairn: a self-hosted uptime monitor built to survive 5,000 monitors

Uptime Cairn: a self-hosted uptime monitor built to survive 5,000 monitors

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6 min read
exit 0 Lies: A Job That Needed 4,940s in a 2,400s Slot, and the 3-Day Streak That Exposed It

exit 0 Lies: A Job That Needed 4,940s in a 2,400s Slot, and the 3-Day Streak That Exposed It

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20 min read
The 95th percentile is a Gaussian constant, and it moves the wrong way

The 95th percentile is a Gaussian constant, and it moves the wrong way

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8 min read
Your outage monitor under-counts outages and over-states their length, at the same time

Your outage monitor under-counts outages and over-states their length, at the same time

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11 min read
Netdata Cloud vs a Self Hosted Parent Node: The Real Three Year Cost for a Home Server

Netdata Cloud vs a Self Hosted Parent Node: The Real Three Year Cost for a Home Server

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12 min read
I fixed the sensor and silently broke the alarm above it

I fixed the sensor and silently broke the alarm above it

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8 min read
A perfect separation in your data is a bug in your instrument

A perfect separation in your data is a bug in your instrument

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6 min read
Longhorn Read-Only Mounts: Detection, Recovery, and Closing the Silent Failure Window

Longhorn Read-Only Mounts: Detection, Recovery, and Closing the Silent Failure Window

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9 min read
Your eval monitor fired on four days this week. At your sample size, that was the most likely count

Your eval monitor fired on four days this week. At your sample size, that was the most likely count

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8 min read
The wait percentage ranks your idlest thread first

The wait percentage ranks your idlest thread first

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8 min read
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