Thank you. i can change to initial not a problem.
[xx@xx sbin]# /opt/kafka_2.13-2.6.0/bin/kafka-topics.sh --bootstrap-server
broker1.amazonaws.com:9096 --list
Error while executing topic command : org.apache.kafka.common.errors.TimeoutException: Call(callName=listTopics, deadlineMs=1619179522400, tries=1, nextAllowedTryMs=-9223372036854775709) timed out at 9223372036854775807 after 1 attempt(s)
[2021-04-24 00:04:22,760] ERROR Uncaught exception in thread 'kafka-admin-client-thread | adminclient-1': (org.apache.kafka.common.utils.KafkaThread)
java.lang.OutOfMemoryError: Java heap space
at java.nio.HeapByteBuffer.<init>(HeapByteBuffer.java:57)
at java.nio.ByteBuffer.allocate(ByteBuffer.java:335)
at org.apache.kafka.common.memory.MemoryPool$1.tryAllocate(MemoryPool.java:30)
at org.apache.kafka.common.network.NetworkReceive.readFrom(NetworkReceive.java:113)
at org.apache.kafka.common.network.KafkaChannel.receive(KafkaChannel.java:447)
at org.apache.kafka.common.network.KafkaChannel.read(KafkaChannel.java:397)
at org.apache.kafka.common.network.Selector.attemptRead(Selector.java:678)
at org.apache.kafka.common.network.Selector.pollSelectionKeys(Selector.java:580)
at org.apache.kafka.common.network.Selector.poll(Selector.java:485)
at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:544)
at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.processRequests(KafkaAdminClient.java:1293)
at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.run(KafkaAdminClient.java:1224)
at java.lang.Thread.run(Thread.java:748)
[2021-04-24 00:04:22,760] ERROR java.util.concurrent.ExecutionException: org.apache.kafka.common.errors.TimeoutException: Call(callName=listTopics, deadlineMs=1619179522400, tries=1, nextAllowedTryMs=-9223372036854775709) timed out at 9223372036854775807 after 1 attempt(s)
at org.apache.kafka.common.internals.KafkaFutureImpl.wrapAndThrow(KafkaFutureImpl.java:45)
at org.apache.kafka.common.internals.KafkaFutureImpl.access$000(KafkaFutureImpl.java:32)
at org.apache.kafka.common.internals.KafkaFutureImpl$SingleWaiter.await(KafkaFutureImpl.java:89)
at org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:260)
at kafka.admin.TopicCommand$AdminClientTopicService.getTopics(TopicCommand.scala:352)
at kafka.admin.TopicCommand$AdminClientTopicService.listTopics(TopicCommand.scala:260)
at kafka.admin.TopicCommand$.main(TopicCommand.scala:66)
at kafka.admin.TopicCommand.main(TopicCommand.scala)
Caused by: org.apache.kafka.common.errors.TimeoutException: Call(callName=listTopics, deadlineMs=1619179522400, tries=1, nextAllowedTryMs=-9223372036854775709) timed out at 9223372036854775807 after 1 attempt(s)
Caused by: org.apache.kafka.common.errors.TimeoutException: The AdminClient thread has exited.
I also tested using /opt/kafka_2.13-2.6.0/bin/kafka-console-producer.sh --broker-list
broker1.amazonaws.com:9096 --topic mytopic --producer.config /opt/kafka/config/client_sasl.properties