Here is the output of agent.log ; truncated in that it seems to only repeat:
/srv/hops/kagent/logs# cat agent.log
2020-09-04 14:35:55,128 INFO [agent/setupLogging] Hops-Kagent started.
2020-09-04 14:35:55,128 INFO [agent/setupLogging] Heartbeat URL: https://hopsworks.glassfish.service.consul:443/hopsworks-api/api/agentresource?action=heartbeat
2020-09-04 14:35:55,128 INFO [agent/setupLogging] Host Id: ip-10-0-1-154
2020-09-04 14:35:55,128 INFO [agent/setupLogging] Hostname: ip-10-0-1-154
2020-09-04 14:35:55,128 INFO [agent/setupLogging] Public IP: 10.0.1.154
2020-09-04 14:35:55,129 INFO [agent/setupLogging] Private IP: 10.0.1.154
2020-09-04 14:35:55,134 INFO [agent/] Hops Kagent PID: 23027
2020-09-04 14:35:55,138 INFO [agent/run] Starting commands handling thread
2020-09-04 14:35:55,142 INFO [agent/send] Logging in to Hopsworks…
2020-09-04 14:35:55,142 INFO [host_services_watcher_action/action] Service Service: Consul/consul - State: INIT started
2020-09-04 14:35:55,163 INFO [host_services_watcher_action/action] Service Service: kafka/zookeeper - State: INIT started
2020-09-04 14:35:55,175 INFO [agent/] RESTful service started.
2020-09-04 14:35:55,642 ERROR [service/alive] Service filebeat-beamjobservercluster is DEAD.
2020-09-04 14:35:55,656 ERROR [service/alive] Service kafka is DEAD.
2020-09-04 14:35:55,676 ERROR [service/alive] Service filebeat-beamjobserverlocal is DEAD.
2020-09-04 14:35:55,703 ERROR [service/alive] Service filebeat-spark is DEAD.
2020-09-04 14:35:55,723 ERROR [service/alive] Service filebeat-kagent is DEAD.
2020-09-04 14:35:55,755 ERROR [service/alive] Service filebeat-tf-serving is DEAD.
2020-09-04 14:35:55,768 ERROR [service/alive] Service kagent is DEAD.
2020-09-04 14:35:55,775 ERROR [service/alive] Service historyserver is DEAD.
2020-09-04 14:35:55,815 ERROR [service/alive] Service nodemanager is DEAD.
2020-09-04 14:35:55,835 ERROR [service/alive] Service filebeat-sklearn-serving is DEAD.
2020-09-04 14:35:55,875 ERROR [service/alive] Service filebeat-beamsdkworker is DEAD.
2020-09-04 14:35:57,908 ERROR [service/alive] Service filebeat-beamjobservercluster is DEAD.
2020-09-04 14:35:57,922 ERROR [service/alive] Service kafka is DEAD.
2020-09-04 14:35:57,940 ERROR [service/alive] Service filebeat-beamjobserverlocal is DEAD.
2020-09-04 14:35:57,965 ERROR [service/alive] Service filebeat-spark is DEAD.
2020-09-04 14:35:57,983 ERROR [service/alive] Service filebeat-kagent is DEAD.
2020-09-04 14:35:58,015 ERROR [service/alive] Service filebeat-tf-serving is DEAD.
2020-09-04 14:35:58,027 ERROR [service/alive] Service kagent is DEAD.
2020-09-04 14:35:58,034 ERROR [service/alive] Service historyserver is DEAD.
2020-09-04 14:35:58,070 ERROR [service/alive] Service nodemanager is DEAD.
2020-09-04 14:35:58,089 ERROR [service/alive] Service filebeat-sklearn-serving is DEAD.
2020-09-04 14:35:58,125 ERROR [service/alive] Service filebeat-beamsdkworker is DEAD.
2020-09-04 14:36:00,150 ERROR [service/alive] Service filebeat-beamjobservercluster is DEAD.
2020-09-04 14:36:00,162 ERROR [service/alive] Service kafka is DEAD.
2020-09-04 14:36:00,180 ERROR [service/alive] Service filebeat-beamjobserverlocal is DEAD.
2020-09-04 14:36:00,205 ERROR [service/alive] Service filebeat-spark is DEAD.
2020-09-04 14:36:00,224 ERROR [service/alive] Service filebeat-kagent is DEAD.
2020-09-04 14:36:00,254 ERROR [service/alive] Service filebeat-tf-serving is DEAD.
2020-09-04 14:36:00,266 ERROR [service/alive] Service kagent is DEAD.
2020-09-04 14:36:00,272 ERROR [service/alive] Service historyserver is DEAD.
2020-09-04 14:36:00,309 ERROR [service/alive] Service nodemanager is DEAD.
2020-09-04 14:36:00,327 ERROR [service/alive] Service filebeat-sklearn-serving is DEAD.
2020-09-04 14:36:00,370 ERROR [service/alive] Service filebeat-beamsdkworker is DEAD.
2020-09-04 14:36:02,399 ERROR [service/alive] Service filebeat-beamjobservercluster is DEAD.
2020-09-04 14:36:02,413 ERROR [service/alive] Service kafka is DEAD.
2020-09-04 14:36:02,436 ERROR [service/alive] Service filebeat-beamjobserverlocal is DEAD.
2020-09-04 14:36:02,466 ERROR [service/alive] Service filebeat-spark is DEAD.
2020-09-04 14:36:02,486 ERROR [service/alive] Service filebeat-kagent is DEAD.
2020-09-04 14:36:02,518 ERROR [service/alive] Service filebeat-tf-serving is DEAD.
2020-09-04 14:36:02,530 ERROR [service/alive] Service kagent is DEAD.
2020-09-04 14:36:02,536 ERROR [service/alive] Service historyserver is DEAD.
2020-09-04 14:36:02,573 ERROR [service/alive] Service nodemanager is DEAD.