-1 from my side. If there are no nodes for a service this is an exceptional situation, which should be handled explicitly. Silent fallback will make things less obvious.
On Fri, Apr 14, 2017 at 3:44 PM, Alexander Fedotov < [email protected]> wrote: > Hi Igniters! > > I want to discuss if it possible to implement ClusterGroup fallback, i.e. > create > a chained cluster group ClusterGroup1->ClusterGroup2 that will refer to > nodes > satisfying conditions for ClusterGroup1 while there are such nodes and > if no such nodes become available then the nodes satisfying ClusterGroup2 > conditions > will come into play. > > As an example, consider a case when service per node should be deployed on > server nodes > located on a specific host. If all the server nodes on the host go down, > then all the remaining server nodes should be used for service deployment. > > Any thoughts? > > Kind regards, > Alex. >
