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Around 58% of blocking bugs (i.e. goroutines stuck, unable to make progress) were caused by message passing, not shared memory. The thing that was supposed to be the cure was producing the same problems as the disease.。业内人士推荐PDF资料作为进阶阅读
Unmetered bandwidth，这一点在PDF资料中也有详细论述
The universal cover of the double doughnut is a hyperbolic space