The Opsee Blog
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Goroutines, Closures, and You
The Opsee bastion is built to run a lot of checks against services external to it simultaneously. It does all kinds of things like measure…latency for time-to-first-byte, response latency, and evaluates assertions against the bodies and headers of the response returned--all guaranteeing that the execution of the check happens in a timely manner, cancelling checks that exceed a timeout, and then notifying us when that happens via metrics. It's a thing I helped build and architect, and I'm really quite proud of it. ¶ There are a number of components to check execution, but the two most important are the Checker and Runner: ¶…
Greg PoirierMar 30
