Reverse debugging at scale

Say you receive an email notification that a service is crashing just after your last code change deploys. The crash happens in only 0.1 percent of the servers where it runs. But you’re at a large-scale company, so 0.1 percent equals thousands of servers — and this issue is going to be hard to reproduce. Several [...] Read More... The post Reverse debugging at scale appeared first on Facebook Engineering.
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