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RE: MD5 in the read path


Makes sense. Thanks!

-----Original Message-----
From: Joseph Lynch [mailto:joe.e.lynch@xxxxxxxxx] 
Sent: Wednesday, September 26, 2018 9:02 PM
To: dev@xxxxxxxxxxxxxxxxxxxx
Subject: Re: MD5 in the read path

>
> Thank you all for the response.
> For RandomPartitioner, MD5 is used to avoid collision. However, why is 
> it necessary for comparing data between different replicas? Is it not 
> feasible to use CRC for data comparison?
>
My understanding is that it is not necessary to use MD5 and we can switch out the message digest function as long as we have an upgrade path. I believe this is the goal of https://issues.apache.org/jira/browse/CASSANDRA-13292.

-Joey

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