AndrewJSchofield commented on PR #19505:
URL: https://github.com/apache/kafka/pull/19505#issuecomment-2823644245

   > The changes LGTM. 1 doubt I have 
[here](https://github.com/apache/kafka/blob/b088ba799957081d9e549988b439bce405122900/group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupCoordinatorConfig.java#L318)
 we validate that group.share.max.size should be minimum 1 but KIP-932 says as 
minimum to be 10, do we know the reason? And if we want group.share.max.size to 
be minimum as 10 then should we increase the minimum for 
group.share.max.share.sessions to 10 as well?
   
   There's no right answer here for the minima. The defaults are more 
important, I think. The purpose of the `minimum(1)` is to prevent negative or 
zero values. If someone sets `group.share.max.share.sessions` to a value which 
is too low, consumption would be impacted, but setting the minimum value to 10 
hardly makes any practical difference. So, I propose to leave the minimum 
values as they are. @apoorvmittal10 wdyt?


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