A 200 Is Not a Success
With the database stopped the homepage still returned 200, at a fifth of its normal text with none of its articles. Find...
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What Your Health Check Does Not Check
Four dependencies stopped one at a time on a running stack. Two of the outages left the health check, the status code an...
What a Database Backup Does Not Contain
The media on one real system is larger than the dump that is supposed to protect it — 66 MB across 2,765 files against a...
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How to Prove Your Backup Actually Restores
A real 156-table database dumped, loaded into a throwaway server and compared. The backup was fine. The check reported 6...
What One Server Actually Runs
This publication — the live site, a full staging copy, an error tracker and its own CI runner — is four cores and 16 GB...
How Much of the Internet the Big Clouds Hold
Add up Amazon's published address file and you get 188 million. The real figure is 101,829,252, because the same block i...
How Far Away the Cloud Is From Singapore
A dropdown asks which region, and most people pick the familiar name. Measured from a server in Singapore, the closest r...
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