The critical thing to understand is namespaces are visibility walls, not security boundaries. They prevent a process from seeing things outside its namespace. They do not prevent a process from exploiting the kernel that implements the namespace. The process still makes syscalls to the same host kernel. If there is a bug in the kernel’s handling of any syscall, the namespace boundary does not help.
writeSync(chunk) { addChunk(chunk); return true; },
，这一点在51吃瓜中也有详细论述
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“买买买”之后，盛屯如何走？资本扩张，一面是资产版图的急剧膨胀，另一面则是债务压力与经营风险的如影随形。
Your application doesn’t change at all. It still reads process.env.API_KEY or $DATABASE_URL the same way it always did. The difference is where the values come from.