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    <title>question Re: Error in Kafka when enable TLS in Support Questions</title>
    <link>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384461#M245378</link>
    <description>&lt;P&gt;&lt;a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/109102"&gt;@Loaimohamed79&lt;/a&gt;&amp;nbsp; please restart cloudera-scm-agent on all the kafka instances and check if you are still see this error.&lt;/P&gt;&lt;P&gt;Were u able to run this command before enabling it?&lt;/P&gt;</description>
    <pubDate>Sat, 02 Mar 2024 16:46:03 GMT</pubDate>
    <dc:creator>HanzalaShaikh</dc:creator>
    <dc:date>2024-03-02T16:46:03Z</dc:date>
    <item>
      <title>Error in Kafka when enable TLS</title>
      <link>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384234#M245281</link>
      <description>&lt;P&gt;when try to create topic after enable TLS&amp;nbsp;&lt;/P&gt;&lt;P&gt;&lt;STRONG&gt;kafka-topics --create --topic demo --bootstrap-server 192.168.1.235:9093 --partitions 3 --replication-factor 3&lt;/STRONG&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;this command give me this error&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;DIV&gt;Error while executing topic command : org.apache.kafka.common.errors.TimeoutException: Call(callName=listTopics, deadlineMs=1709199819559) timed out at 9223372036854775807 after 1 attempt(s)&lt;/DIV&gt;&lt;DIV&gt;24/02/29 11:42:40 INFO internals.AdminMetadataManager: [AdminClient clientId=adminclient-1] Metadata update failed&lt;/DIV&gt;&lt;DIV&gt;org.apache.kafka.common.errors.TimeoutException: Call(callName=fetchMetadata, deadlineMs=1709199789530) timed out at 9223372036854775807 after 1 attempt(s)&lt;/DIV&gt;&lt;DIV&gt;Caused by: org.apache.kafka.common.errors.TimeoutException: Timed out waiting to send the call.&lt;/DIV&gt;&lt;DIV&gt;24/02/29 11:42:40 ERROR admin.TopicCommand$: java.util.concurrent.ExecutionException: org.apache.kafka.common.errors.TimeoutException: Call(callName=listTopics, deadlineMs=1709199819559) timed out at 9223372036854775807 after 1 attempt(s)&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.internals.KafkaFutureImpl.wrapAndThrow(KafkaFutureImpl.java:45)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.internals.KafkaFutureImpl.access$000(KafkaFutureImpl.java:32)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.internals.KafkaFutureImpl$SingleWaiter.await(KafkaFutureImpl.java:89)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:260)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at kafka.admin.TopicCommand$AdminClientTopicService.createTopic(TopicCommand.scala:227)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at kafka.admin.TopicCommand$TopicService.createTopic(TopicCommand.scala:196)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at kafka.admin.TopicCommand$TopicService.createTopic$(TopicCommand.scala:191)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at kafka.admin.TopicCommand$AdminClientTopicService.createTopic(TopicCommand.scala:219)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at kafka.admin.TopicCommand$.main(TopicCommand.scala:62)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at kafka.admin.TopicCommand.main(TopicCommand.scala)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;Caused by: org.apache.kafka.common.errors.TimeoutException: Call(callName=listTopics, deadlineMs=1709199819559) timed out at 9223372036854775807 after 1 attempt(s)&lt;/DIV&gt;&lt;DIV&gt;Caused by: org.apache.kafka.common.errors.TimeoutException: The AdminClient thread has exited.&lt;/DIV&gt;&lt;DIV&gt;&amp;nbsp;&lt;/DIV&gt;&lt;DIV&gt;24/02/29 11:42:40 ERROR utils.KafkaThread: Uncaught exception in thread 'kafka-admin-client-thread | adminclient-1':&lt;/DIV&gt;&lt;DIV&gt;java.lang.OutOfMemoryError: Java heap space&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at java.nio.HeapByteBuffer.&amp;lt;init&amp;gt;(HeapByteBuffer.java:57)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at java.nio.ByteBuffer.allocate(ByteBuffer.java:335)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.memory.MemoryPool$1.tryAllocate(MemoryPool.java:30)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.network.NetworkReceive.readFrom(NetworkReceive.java:113)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.network.KafkaChannel.receive(KafkaChannel.java:448)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.network.KafkaChannel.read(KafkaChannel.java:398)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.network.Selector.attemptRead(Selector.java:678)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.network.Selector.pollSelectionKeys(Selector.java:580)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.common.network.Selector.poll(Selector.java:485)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:549)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.processRequests(KafkaAdminClient.java:1272)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.run(KafkaAdminClient.java:1203)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;at java.lang.Thread.run(Thread.java:750)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;also when try to add role like kafka-connect didn't&amp;nbsp; start because this error below.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Stopping due to error&lt;BR /&gt;org.apache.kafka.connect.errors.ConnectException: Failed to connect to and describe Kafka cluster. Check worker's broker connection and security properties.&lt;BR /&gt;at org.apache.kafka.connect.util.ConnectUtils.lookupKafkaClusterId(ConnectUtils.java:64)&lt;BR /&gt;at org.apache.kafka.connect.util.ConnectUtils.lookupKafkaClusterId(ConnectUtils.java:45)&lt;BR /&gt;at org.apache.kafka.connect.cli.ConnectDistributed.startConnect(ConnectDistributed.java:95)&lt;BR /&gt;at org.apache.kafka.connect.cli.ConnectDistributed.main(ConnectDistributed.java:78)&lt;BR /&gt;Caused by: java.util.concurrent.ExecutionException: org.apache.kafka.common.errors.TimeoutException: Call(callName=listNodes, deadlineMs=1709200849909) timed out at 1709200849951 after 1 attempt(s)&lt;BR /&gt;at org.apache.kafka.common.internals.KafkaFutureImpl.wrapAndThrow(KafkaFutureImpl.java:45)&lt;BR /&gt;at org.apache.kafka.common.internals.KafkaFutureImpl.access$000(KafkaFutureImpl.java:32)&lt;BR /&gt;at org.apache.kafka.common.internals.KafkaFutureImpl$SingleWaiter.await(KafkaFutureImpl.java:89)&lt;BR /&gt;at org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:260)&lt;BR /&gt;at org.apache.kafka.connect.util.ConnectUtils.lookupKafkaClusterId(ConnectUtils.java:58)&lt;BR /&gt;... 3 more&lt;BR /&gt;Caused by: org.apache.kafka.common.errors.TimeoutException: Call(callName=listNodes, deadlineMs=1709200849909) timed out at 1709200849951 after 1 attempt(s)&lt;BR /&gt;Caused by: org.apache.kafka.common.errors.TimeoutException: Timed out waiting for a node assignment.&lt;/P&gt;</description>
      <pubDate>Thu, 29 Feb 2024 10:12:18 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384234#M245281</guid>
      <dc:creator>Loaimohamed79</dc:creator>
      <dc:date>2024-02-29T10:12:18Z</dc:date>
    </item>
    <item>
      <title>Re: Error in Kafka when enable TLS</title>
      <link>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384461#M245378</link>
      <description>&lt;P&gt;&lt;a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/109102"&gt;@Loaimohamed79&lt;/a&gt;&amp;nbsp; please restart cloudera-scm-agent on all the kafka instances and check if you are still see this error.&lt;/P&gt;&lt;P&gt;Were u able to run this command before enabling it?&lt;/P&gt;</description>
      <pubDate>Sat, 02 Mar 2024 16:46:03 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384461#M245378</guid>
      <dc:creator>HanzalaShaikh</dc:creator>
      <dc:date>2024-03-02T16:46:03Z</dc:date>
    </item>
    <item>
      <title>Re: Error in Kafka when enable TLS</title>
      <link>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384464#M245381</link>
      <description>&lt;P&gt;I did that but still have the same error.&lt;/P&gt;&lt;P&gt;Yes, it was work before enable it.&lt;/P&gt;</description>
      <pubDate>Sun, 03 Mar 2024 13:07:54 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384464#M245381</guid>
      <dc:creator>Loaimohamed79</dc:creator>
      <dc:date>2024-03-03T13:07:54Z</dc:date>
    </item>
    <item>
      <title>Re: Error in Kafka when enable TLS</title>
      <link>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384810#M245493</link>
      <description>&lt;P&gt;Hi&amp;nbsp;&lt;A class="dcxa-lithium-link" href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/109102" target="_blank"&gt;&lt;SPAN&gt;Loaimohamed79&lt;/SPAN&gt;&lt;/A&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN&gt;I see you cannot create the topics after enabling the TLS and it failed with the&amp;nbsp;TimeoutException.&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;Since you have enabled the TLS, &lt;STRONG&gt;'listeners'&lt;/STRONG&gt; property must be using&amp;nbsp;&lt;STRONG&gt;SASL_SSL&lt;/STRONG&gt; or &lt;STRONG&gt;SSL&lt;/STRONG&gt; protocol and hence with the '&lt;STRONG&gt;kafka-topics' &lt;/STRONG&gt;command you will need to use the argument&amp;nbsp; --command-config and pass the &lt;STRONG&gt;client.properties&lt;/STRONG&gt; file that includes the below properties&lt;STRONG&gt;,&lt;BR /&gt;---&lt;BR /&gt;&lt;/STRONG&gt;security.protocol=SASL_SSL OR SSL&lt;BR /&gt;sasl.kerberos.service.name=kafka&lt;BR /&gt;ssl.truststore.location=&amp;lt;truststore-location&amp;gt;&lt;BR /&gt;---&lt;/P&gt;&lt;P&gt;So the command will look like,&lt;BR /&gt;&lt;STRONG&gt;kafka-topics --create --topic demo --bootstrap-server 192.168.1.235:9093 --partitions 3 --replication-factor 3 --command-config &amp;lt;client.properties-file-location&amp;gt;&lt;/STRONG&gt;&lt;/P&gt;&lt;P&gt;Kindly follow these steps and let us know if it helps.&lt;/P&gt;</description>
      <pubDate>Sun, 10 Mar 2024 08:10:06 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Support-Questions/Error-in-Kafka-when-enable-TLS/m-p/384810#M245493</guid>
      <dc:creator>arandive</dc:creator>
      <dc:date>2024-03-10T08:10:06Z</dc:date>
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