howzi commented on PR #5147: URL: https://github.com/apache/hadoop/pull/5147#issuecomment-1323243368
> > Actually it is an obvious performance problem, it takes over 3 mins to refresh the state store cache in our enviroment. Different deployment of ZK may cause a diffrent choice. For example, we have a exclusive ZK cluster for router, it's not a big problem for us. > > Anyway, I realized this is not a good feature for everyone, I will change it to an optional configuration, that must be better. > > Can we provide some information to explain this problem? it will help to understand this change better. > > Thank you very much for helping to review this pr! @ZanderXu We have thousands of mount points and > > Actually it is an obvious performance problem, it takes over 3 mins to refresh the state store cache in our enviroment. Different deployment of ZK may cause a diffrent choice. For example, we have a exclusive ZK cluster for router, it's not a big problem for us. > > Anyway, I realized this is not a good feature for everyone, I will change it to an optional configuration, that must be better. > > Can we provide some information to explain this problem? it will help to understand this change better. > > Thank you very much for helping to review this pr! @ZanderXu We have thousands of mount points on zk, and the network delay between zk and router become lager because of multi-region deployment. So we are going to fix it by this way. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
