After a complete setup of TX to MaxScale 2.2.x to Columnstore 1.1.x when we executed the following
mxs_adapter -c /etc/Columnstore.xml -u cdcuser -p cdcpassword -h maxscale -P 4001 cdc_test test
we got the output as "MaxScale connection could not be created: Request timed out"
CDCUSER was already created and when we try to login with an invalid user, we got an authentication error which is expected. This confirms MaxScale is alive.
Attached are the logs from the MaxScale for your reference.
We used the following RPMs for our setup CDC setup with 2 UMs and 3 PMs: