How to restrict RPC bandwidth of specific user for HDFS?

[#1]

In order to not affect important users, some specific user can be set in low priority when reading data in hdfs. Is there any sollution to meet this requirement?

[#2]

The jira HADOOP-9640 added the feature of allowing good users (not hogging NN rpc queue) to have fair response time. The explanation on how this works is available in this video https://www.youtube.com/watch?v=7Axz3bO18l8&ab_channel=DataWorksSummit