The address to symbol name mapping allows Tprof to assign ticks by module and subroutine.
地址到符号名的映射使得Tprof可以按模块和子例程分配节拍。
This change must be made at least one TTL period before you intend to change the address, because computers get the TTL along with the name-to-IP mapping.
在您打算更改地址之前，必须提前至少1个TTL时间段执行更改，因为计算机将把TTL以及名称缓存到ip映射。
However, the round robin DNS strategy solves this predicament, by mapping your domain name to more than one IP address.
然而，战略的DNS轮循解决这种困境，你的域名映射不止一个IP地址。
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