Master-slave/ Master-Master or Xtradb cluster which suites bank domain?

Any issue to go with Xtradb cluster ?

I dont know wat you meen with “bank domain” but I am fine with “Percona Xtradb Cluster”, I like it and have no Problems with it  :-)But if I use it as a Docker-Container, i can not Backup with xtrabackup -> no perl ist on “Percona Xtradb Cluster”-Docker-Image

 I mean  transection dB where I need to use temporary table, want to keep alive node and data encryption support.