问用Kafka在汇合式上运行验证Kafka CLI

EN

kafka-consumer-groups --bootstrap-server=my_cluster.confluent.cloud:9092 --list

Error: Executing consumer group command failed due to org.apache.kafka.common.KafkaException: Failed to find brokers to send ListGroups
java.util.concurrent.ExecutionException: org.apache.kafka.common.KafkaException: Failed to find brokers to send ListGroups
    at java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:396)
    at java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2073)
    at org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:165)
    at kafka.admin.ConsumerGroupCommand$ConsumerGroupService.listConsumerGroups(ConsumerGroupCommand.scala:203)
    at kafka.admin.ConsumerGroupCommand$ConsumerGroupService.listGroups(ConsumerGroupCommand.scala:198)
    at kafka.admin.ConsumerGroupCommand$.run(ConsumerGroupCommand.scala:70)
    at kafka.admin.ConsumerGroupCommand$.main(ConsumerGroupCommand.scala:59)
    at kafka.admin.ConsumerGroupCommand.main(ConsumerGroupCommand.scala)
Caused by: org.apache.kafka.common.KafkaException: Failed to find brokers to send ListGroups
    at org.apache.kafka.clients.admin.KafkaAdminClient$24.handleFailure(KafkaAdminClient.java:3368)
    at org.apache.kafka.clients.admin.KafkaAdminClient$Call.handleTimeoutFailure(KafkaAdminClient.java:838)
    at org.apache.kafka.clients.admin.KafkaAdminClient$Call.fail(KafkaAdminClient.java:804)
    at org.apache.kafka.clients.admin.KafkaAdminClient$TimeoutProcessor.handleTimeouts(KafkaAdminClient.java:934)
    at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.timeoutPendingCalls(KafkaAdminClient.java:1013)
    at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.processRequests(KafkaAdminClient.java:1367)
    at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.run(KafkaAdminClient.java:1331)
    at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.apache.kafka.common.errors.TimeoutException: Timed out waiting for a node assignment. Call: findAllBrokers