# MaxScale config problem

**URL:** <https://forums.percona.com/t/maxscale-config-problem/6909>\
**Category:** Other Tools\
**Created:** [March 15, 2019, 4:38am UTC](https://forums.percona.com/t/maxscale-config-problem/6909 "2019-03-15T04:38:23Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ruochen](https://avatars.discourse-cdn.com/v4/letter/r/8e8cbc/32.png) [@ruochen](https://forums.percona.com/u/ruochen)\
**Post date:** [March 15, 2019, 4:38am UTC](https://forums.percona.com/t/maxscale-config-problem/6909/1 "2019-03-15T04:38:23Z")

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Env：  
1）4 server  
2）each server install 3 instances：3306、3307、3308  
3）same port instance in one group cluster，total 3 clusters

how to config maxscale.cnf file for 3 clusters for ReadWriteSplit？

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**Author:** ![steven\_Lin](https://avatars.discourse-cdn.com/v4/letter/s/4bbf92/32.png) [@steven\_Lin](https://forums.percona.com/u/steven_Lin)\
**Post date:** [August 9, 2019, 5:29am UTC](https://forums.percona.com/t/maxscale-config-problem/6909/2 "2019-08-09T05:29:11Z")

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If you use percona XtraDB Cluster, I think it 's better to use proxysql