baimu7 opened a new issue, #12296:
URL: https://github.com/apache/ignite/issues/12296

   Hello, we are using Ignite 2.15 in our project. In practice, we found that 
the partition assignment method RendezvousAffinityFunction, which is based on 
consistent hashing, has an issue with uneven distribution. For example, when 
assigning partitions to 120 nodes, the number of partitions assigned to each 
node varies significantly. Is there any way to solve this problem?
   
   Alternatively, if our project does not need to consider backups or data 
migration caused by nodes joining or leaving the cluster, can we simply use a 
straightforward hash function instead of consistent hashing for partition 
assignment? If so, what potential issues might arise from this approach?
   
   <img width="2300" height="155" alt="Image" 
src="https://github.com/user-attachments/assets/69556034-159b-4ee5-9b52-3165dc7f8505";
 />
   
   
[RendezvousAffinityFunctionTest.java](https://github.com/user-attachments/files/21968975/RendezvousAffinityFunctionTest.java)


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