Openmetrics-exporter, or OME, is an Observability-as-Code framework that reduces the toil of finding-and-combining useful metrics from layers and hundreds of components involved in modern cloud-native systems. Every source, component, or metric is just a simple configuration file because the only “code” you should focus on is for your customers. It...
Every marginally, sophisticated Golang code that I write needs refactoring to solve race and deadlocks. The concurrency primitives like atomic, sync, channels, and waitGroups have their uses and fail. The lack of understanding ends up with a lot of rewrites. This talk aims to solve that. I have seen more Go code shipped as glue programs and binaries than actual web servers, usually intended to...
Systems fail, but the real failures are the ones from those we learn nothing. This talk is a tale of few such failures that went right under our noses and what we did to prevent those. The techniques covered range from Heterogenous systems, unordered events, missing correlations, and human errors. Every time there is a failure, there is a root cause analysis, and there is a vow not to repeat...
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