what is the use of minRecordLength in s3 data store configuration

[#1]

Configuring node stores and data stores in AEM 6

what is the use of

• minRecordLength :The minimum size of an object that should be stored in the data store. The default is 16KB.

[#2]

This parameter is used to determined if a given binary object should be stored in the datastore or in the segmentstore/nodestore.