re: [RRG] Consensus check: mapping granularity

[Xu Xiaohu <xuxh@huawei.com>]

> > Maybe the final IPv4 mapping system will be able to handle 4 billion
> > micronets, or maybe it can only handle a billion.  A consumer
> > terabyte hard drive could store 250 bytes of mapping for every
> > single IPv4 address - so I don't see that storage is a problem.
> 
> I don't believe that the mapping system will be placed on a consummer
> terabyte hard drive... The main concern with using host identifiers from
> a scalability viewpoint is the potential churn, not the amount of storage.

The storage pressure of the mapping server can be alleviated by using
distribute system, however, the storage pressure on ITR's cache can not be
neglected.

Best wishes,
Xiaohu XU





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