問題文
A public sector cluster needs a cumulative hotfix applied with as little downtime as possible. The operator enables high availability for the name service and then starts a cluster wide rolling restart. What happens to the name service while the worker hosts go down one after another?
選択肢
- Cloudera Manager restarts the worker hosts in sequence during the maintenance pass, so the name service stays available to clients and the standby role receives the additional duties at every step.
- Cloudera Manager restarts the worker hosts in sequence during the maintenance pass, so the name service stays available to clients and the standby role receives the active duties at every step.
- Cloudera Manager restarts the worker hosts in sequence during the maintenance pass, so the name service stays unavailable to clients and the standby role receives the active duties at every step.
- Cloudera Manager restarts the worker hosts in sequence during the maintenance pass, so the name service stays unavailable to clients and the standby role receives the additional duties at every step.