A sample configuration file for HAProxy that allows it to load balance ODBC and JDBC connections for Teiid.

haproxy_eds.conf

global
        log 127.0.0.1   local0
        log 127.0.0.1   local1 notice
        maxconn 4096
        chroot /var/lib/haproxy
        user haproxy
        group haproxy
        daemon
        #debug
        #quiet

defaults
        log     global
        mode    http
        option  httplog
        option  dontlognull
        option redispatch
        retries 3
        maxconn 2000
        contimeout      5000
        clitimeout      50000
        srvtimeout      50000

listen stats :9090
        balance
        mode http
        stats enable
        stats auth admin:admin

listen eds_jdbc :32000
        mode tcp
        option tcplog
        balance leastconn

        server eds_jdbc01 147.114.24.141:31000 check
        server eds_jdbc02 147.114.24.141:31100 check
        server eds_jdbc03 147.114.24.136:31000 check
        server eds_jdbc04 147.114.24.136:31100 check

listen eds_odbc :31200
        mode tcp
        option tcplog
        balance leastconn

        server eds_odbc01 147.114.24.141:35432 check
        server eds_odbc02 147.114.24.141:35532 check
        server eds_odbc03 147.114.24.136:35432 check
        server eds_odbc04 147.114.24.136:35532 check