Я новичок в Kafka и пытаюсь установить центр управления Confluent на моем компьютере ubuntu.
Вот документ, которому я следовал: https://docs.confluent.io/platform/current/installation/installing_cp/deb-ubuntu.html
Я успешно построил kafka с 3 брокерами и zookeeper, но есть проблема в Confluent Control Center.
Когда я запускаю conf-cont-center
sudo systemctl start confluent-control-center
Журнал под /var/log/confluent/control-center.log говорит, что:
The state store, commander, may have migrated to another instance.
at org.apache.kafka.streams.state.internals.WrappingStoreProvider.stores(WrappingStoreProvider.java:65)
at org.apache.kafka.streams.state.internals.CompositeReadOnlyKeyValueStore.all(CompositeReadOnlyKeyValueStore.java:97)
at io.confluent.controlcenter.command.CommandMigrator.getActiveControllerCountTriggers(CommandMigrator.java:132)
at io.confluent.controlcenter.command.CommandMigrator.disableActionsForActiveControllerCountTrigger(CommandMigrator.java:97)
at io.confluent.controlcenter.command.CommandMigrator.migrate(CommandMigrator.java:57)
at io.confluent.controlcenter.ControlCenter.main(ControlCenter.java:139)