Maybe the UUID is a simple way to generate replica id.

--
此致!Best Regards
陈明雨 Mingyu Chen

Email:
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At 2019-08-28 19:21:28, "Yi,Guolei" <[email protected]> wrote:
>
>RowsetId is used to identify a batch load file in one replica so that it is 
>unique in one replica[not tablet!!!] currenlty. Same rowsetid does not mean 
>same data for different replica. It has many restrictions, for example:
>
>  *   BE could not use rowset id as a cache key in file or block cache because 
> rowsetid is not unique among different replicas.
>  *   BE has to rename rowsetid when clone rowset from other BEs.
>  *   During offload rowset to object storage like S3/BOS.., the object will 
> be shared among replicas. It must have a unique rowsetid globally.
>
>
>——
>yiguolei
>

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