Unable to add Conpute Resource to SolusIO: Task: install agent on x.x.x.x Cannot connect to x.x.x.x:22. Error 110. Operation timed out

Symptoms 

Unable to add Compute Resource to SolusIO:

SVM_ERROR: Task: install agent on x.x.x.x Cannot connect to x.x.x.x:22. Error 110. Operation timed out 

Cause

API docker container got stuck. 

Resolution

1. Connect to SolusIO management node via SSH
2. Redeploy the whole solus stack with:

   # docker stack rm solus
   # docker stack deploy --with-registry-auth -c /usr/local/solus/config/stack.yml solus
   # service docker restart