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答案:
PC 时代为了突破浏览器的域名并发限制。有了域名发散。 浏览器有并发限制,是为了防止DDOS攻击。
域名发散是pc端为了利用浏览器的多线程并行下载能力。而域名收敛多用与移动端,提高性能,因为dns解析是是从后向前迭代解析,如果域名过多性能会下降,增加DNS的解析开销。
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答案:
PC 时代为了突破浏览器的域名并发限制。有了域名发散。
浏览器有并发限制,是为了防止DDOS攻击。
域名发散是pc端为了利用浏览器的多线程并行下载能力。而域名收敛多用与移动端,提高性能,因为dns解析是是从后向前迭代解析,如果域名过多性能会下降,增加DNS的解析开销。
The text was updated successfully, but these errors were encountered: