Hi Frank, No, docker is only needed on the host you're building Metron on.
Kind regards, Laurens On 2017-08-17 07:46, Frank Horsfall wrote: > Hello I am going through the install procedure for 3 nodes at > > https://cwiki.apache.org/confluence/display/METRON/Metron+0.4.0+with+HDP+2.5+bare-metal+install+on+Centos+7+with+MariaDB+for+Metron+REST > > > Just after the step where you verify that Maven is running on the master node > there is a section > > "On Ambari node install and enable docker (we will need it to build Metron > mpack for Ambari):" > > The ambari-server is set up on node1 but the ambari-client is set up on all 3 > nodes. > > My question is do I set up docker on all 3 nodes? > > Kindest regards, > > Frank
