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    <title>question Unable to start Kafka MirrorMaker in Archives of Support Questions (Read Only)</title>
    <link>https://community.cloudera.com/t5/Archives-of-Support-Questions/Unable-to-start-Kafka-MirrorMaker/m-p/65468#M75972</link>
    <description>&lt;P&gt;Process followed steps:&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;1. Activated CDH5 and kafka parcel from Hosts -&amp;gt;&amp;nbsp; Packets&lt;/P&gt;
&lt;P&gt;2 .Ran below commands&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $ sudo yum clean all&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $ sudo yum install kafka&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $ sudo yum install kafka-server&lt;/P&gt;
&lt;P&gt;3. Added Kafka service from Cloudera Quickstart.&lt;/P&gt;
&lt;P&gt;4. Started service, kafka broker is started but kafka mirror maker is not started&lt;span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="Capture.PNG" style="width: 600px;"&gt;&lt;img src="https://community.cloudera.com/t5/image/serverpage/image-id/3947i057EC2B8A6322D1C/image-size/large?v=v2&amp;amp;px=999" role="button" title="Capture.PNG" alt="Capture.PNG" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;Error log:&lt;/P&gt;
&lt;P&gt;&lt;BR /&gt;&lt;BR /&gt;Supervisor returned FATAL. Please check the role log file, stderr, or stdout.&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp; &amp;nbsp;&amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; Kafka MirrorMaker (quickstart)&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp; &amp;nbsp;Mar 16, 8:35:17 AM &amp;nbsp;&amp;nbsp; &amp;nbsp;15.39s &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&amp;nbsp; &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $&amp;gt; &amp;nbsp;&amp;nbsp;&amp;nbsp; csd/csd.sh ["start"]&lt;BR /&gt;&lt;BR /&gt;&lt;BR /&gt;abort.on.send.failure: true&lt;BR /&gt;offset.commit.interval.ms: 60000&lt;BR /&gt;consumer.rebalance.listener:&lt;BR /&gt;consumer.rebalance.listener.args:&lt;BR /&gt;message.handler:&lt;BR /&gt;message.handler.args:&lt;BR /&gt;SOURCE_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;DESTINATION_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;KAFKA_MIRROR_MAKER_PRINCIPAL:&lt;BR /&gt;SOURCE_SSL_CLIENT_AUTH: false&lt;BR /&gt;DESTINATION_SSL_CLIENT_AUTH: false&lt;BR /&gt;Kafka version found: 0.11.0-kafka3.0.0&lt;BR /&gt;Fri Mar 16 08:35:29 PDT 2018&lt;BR /&gt;JAVA_HOME=/usr/java/jdk1.7.0_67-cloudera&lt;BR /&gt;Using -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/tmp/kafka_kafka-KAFKA_MIRROR_MAKER-6f7e9fa2e076f5332a81ffe11109ab36_pid23448.hprof -XX:OnOutOfMemoryError=/usr/lib64/cmf/service/common/killparent.sh as CSD_JAVA_OPTS&lt;BR /&gt;Using /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER as conf dir&lt;BR /&gt;Using scripts/mirrormaker_control.sh as process script&lt;BR /&gt;CONF_DIR=/var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;CMF_CONF_DIR=/etc/cloudera-scm-agent&lt;BR /&gt;&lt;BR /&gt;Date: Fri Mar 16 08:35:29 PDT 2018&lt;BR /&gt;Host: quickstart.cloudera&lt;BR /&gt;Pwd: /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;CONF_DIR: /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;KAFKA_HOME: /opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka&lt;BR /&gt;Zookeeper Quorum: quickstart.cloudera:2181&lt;BR /&gt;Zookeeper Chroot:&lt;BR /&gt;no.data.loss: true&lt;BR /&gt;whitelist:&lt;BR /&gt;blacklist:&lt;BR /&gt;num.producers: 1&lt;BR /&gt;num.streams: 1&lt;BR /&gt;queue.size: 10000&lt;BR /&gt;queue.byte.size: 100000000&lt;BR /&gt;JMX_PORT: 9394&lt;BR /&gt;MM_HEAP_SIZE: 256&lt;BR /&gt;MM_JAVA_OPTS: -server -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:+CMSScavengeBeforeRemark -XX:+DisableExplicitGC -Djava.awt.headless=true&lt;BR /&gt;abort.on.send.failure: true&lt;BR /&gt;offset.commit.interval.ms: 60000&lt;BR /&gt;consumer.rebalance.listener:&lt;BR /&gt;consumer.rebalance.listener.args:&lt;BR /&gt;message.handler:&lt;BR /&gt;message.handler.args:&lt;BR /&gt;SOURCE_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;DESTINATION_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;KAFKA_MIRROR_MAKER_PRINCIPAL:&lt;BR /&gt;SOURCE_SSL_CLIENT_AUTH: false&lt;BR /&gt;DESTINATION_SSL_CLIENT_AUTH: false&lt;BR /&gt;Kafka version found: 0.11.0-kafka3.0.0&lt;/P&gt;
&lt;P&gt;--------------------------------------------------------------------------------------------------&lt;/P&gt;
&lt;P&gt;Role log:&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;7:41:33.111 PM &amp;nbsp;&amp;nbsp; &amp;nbsp;INFO &amp;nbsp;&amp;nbsp; &amp;nbsp;MirrorMaker$ &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;Starting mirror maker&lt;BR /&gt;&lt;BR /&gt;7:41:33.181 PM &amp;nbsp;&amp;nbsp; &amp;nbsp;ERROR &amp;nbsp;&amp;nbsp; &amp;nbsp;MirrorMaker$ &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;whitelist must be specified when using new consumer in mirror maker.&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;----------------------------------------------------------------------------------------------------&lt;/P&gt;
&lt;P&gt;STRERR Log:&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;++ pwd&lt;BR /&gt;+ export LOG_DIR=/var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;+ LOG_DIR=/var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;+ '[' -z '' ']'&lt;BR /&gt;+ export KAFKA_HEAP_OPTS=-Xmx256M&lt;BR /&gt;+ KAFKA_HEAP_OPTS=-Xmx256M&lt;BR /&gt;+ '[' -z '' ']'&lt;BR /&gt;+ export 'KAFKA_JVM_PERFORMANCE_OPTS=-XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/tmp/kafka_kafka-KAFKA_MIRROR_MAKER-6f7e9fa2e076f5332a81ffe11109ab36_pid23448.hprof -XX:OnOutOfMemoryError=/usr/lib64/cmf/service/common/killparent.sh -server -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:+CMSScavengeBeforeRemark -XX:+DisableExplicitGC -Djava.awt.headless=true'&lt;BR /&gt;+ KAFKA_JVM_PERFORMANCE_OPTS='-XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/tmp/kafka_kafka-KAFKA_MIRROR_MAKER-6f7e9fa2e076f5332a81ffe11109ab36_pid23448.hprof -XX:OnOutOfMemoryError=/usr/lib64/cmf/service/common/killparent.sh -server -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:+CMSScavengeBeforeRemark -XX:+DisableExplicitGC -Djava.awt.headless=true'&lt;BR /&gt;+ [[ 3 &amp;lt; 2 ]]&lt;BR /&gt;+ exec /opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka/bin/kafka-mirror-maker.sh --abort.on.send.failure true --new.consumer --num.streams 1 --offset.commit.interval.ms 60000 --consumer.config /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER/mirror_maker_consumers.properties --producer.config /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER/mirror_maker_producers.properties&lt;BR /&gt;SLF4J: Class path contains multiple SLF4J bindings.&lt;BR /&gt;SLF4J: Found binding in [jar:file:/opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka/libs/slf4j-log4j12-1.7.25.jar!/org/slf4j/impl/StaticLoggerBinder.class]&lt;BR /&gt;SLF4J: Found binding in [jar:file:/opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka/libs/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class]&lt;BR /&gt;SLF4J: See &lt;A href="http://www.slf4j.org/codes.html#multiple_bindings" target="_blank"&gt;http://www.slf4j.org/codes.html#multiple_bindings&lt;/A&gt; for an explanation.&lt;BR /&gt;SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]&lt;/P&gt;</description>
    <pubDate>Fri, 16 Sep 2022 12:59:08 GMT</pubDate>
    <dc:creator>BlueMoon</dc:creator>
    <dc:date>2022-09-16T12:59:08Z</dc:date>
    <item>
      <title>Unable to start Kafka MirrorMaker</title>
      <link>https://community.cloudera.com/t5/Archives-of-Support-Questions/Unable-to-start-Kafka-MirrorMaker/m-p/65468#M75972</link>
      <description>&lt;P&gt;Process followed steps:&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;1. Activated CDH5 and kafka parcel from Hosts -&amp;gt;&amp;nbsp; Packets&lt;/P&gt;
&lt;P&gt;2 .Ran below commands&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $ sudo yum clean all&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $ sudo yum install kafka&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $ sudo yum install kafka-server&lt;/P&gt;
&lt;P&gt;3. Added Kafka service from Cloudera Quickstart.&lt;/P&gt;
&lt;P&gt;4. Started service, kafka broker is started but kafka mirror maker is not started&lt;span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="Capture.PNG" style="width: 600px;"&gt;&lt;img src="https://community.cloudera.com/t5/image/serverpage/image-id/3947i057EC2B8A6322D1C/image-size/large?v=v2&amp;amp;px=999" role="button" title="Capture.PNG" alt="Capture.PNG" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;Error log:&lt;/P&gt;
&lt;P&gt;&lt;BR /&gt;&lt;BR /&gt;Supervisor returned FATAL. Please check the role log file, stderr, or stdout.&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp; &amp;nbsp;&amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; Kafka MirrorMaker (quickstart)&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp; &amp;nbsp;Mar 16, 8:35:17 AM &amp;nbsp;&amp;nbsp; &amp;nbsp;15.39s &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&amp;nbsp; &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; $&amp;gt; &amp;nbsp;&amp;nbsp;&amp;nbsp; csd/csd.sh ["start"]&lt;BR /&gt;&lt;BR /&gt;&lt;BR /&gt;abort.on.send.failure: true&lt;BR /&gt;offset.commit.interval.ms: 60000&lt;BR /&gt;consumer.rebalance.listener:&lt;BR /&gt;consumer.rebalance.listener.args:&lt;BR /&gt;message.handler:&lt;BR /&gt;message.handler.args:&lt;BR /&gt;SOURCE_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;DESTINATION_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;KAFKA_MIRROR_MAKER_PRINCIPAL:&lt;BR /&gt;SOURCE_SSL_CLIENT_AUTH: false&lt;BR /&gt;DESTINATION_SSL_CLIENT_AUTH: false&lt;BR /&gt;Kafka version found: 0.11.0-kafka3.0.0&lt;BR /&gt;Fri Mar 16 08:35:29 PDT 2018&lt;BR /&gt;JAVA_HOME=/usr/java/jdk1.7.0_67-cloudera&lt;BR /&gt;Using -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/tmp/kafka_kafka-KAFKA_MIRROR_MAKER-6f7e9fa2e076f5332a81ffe11109ab36_pid23448.hprof -XX:OnOutOfMemoryError=/usr/lib64/cmf/service/common/killparent.sh as CSD_JAVA_OPTS&lt;BR /&gt;Using /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER as conf dir&lt;BR /&gt;Using scripts/mirrormaker_control.sh as process script&lt;BR /&gt;CONF_DIR=/var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;CMF_CONF_DIR=/etc/cloudera-scm-agent&lt;BR /&gt;&lt;BR /&gt;Date: Fri Mar 16 08:35:29 PDT 2018&lt;BR /&gt;Host: quickstart.cloudera&lt;BR /&gt;Pwd: /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;CONF_DIR: /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;KAFKA_HOME: /opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka&lt;BR /&gt;Zookeeper Quorum: quickstart.cloudera:2181&lt;BR /&gt;Zookeeper Chroot:&lt;BR /&gt;no.data.loss: true&lt;BR /&gt;whitelist:&lt;BR /&gt;blacklist:&lt;BR /&gt;num.producers: 1&lt;BR /&gt;num.streams: 1&lt;BR /&gt;queue.size: 10000&lt;BR /&gt;queue.byte.size: 100000000&lt;BR /&gt;JMX_PORT: 9394&lt;BR /&gt;MM_HEAP_SIZE: 256&lt;BR /&gt;MM_JAVA_OPTS: -server -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:+CMSScavengeBeforeRemark -XX:+DisableExplicitGC -Djava.awt.headless=true&lt;BR /&gt;abort.on.send.failure: true&lt;BR /&gt;offset.commit.interval.ms: 60000&lt;BR /&gt;consumer.rebalance.listener:&lt;BR /&gt;consumer.rebalance.listener.args:&lt;BR /&gt;message.handler:&lt;BR /&gt;message.handler.args:&lt;BR /&gt;SOURCE_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;DESTINATION_SECURITY_PROTOCOL: PLAINTEXT&lt;BR /&gt;KAFKA_MIRROR_MAKER_PRINCIPAL:&lt;BR /&gt;SOURCE_SSL_CLIENT_AUTH: false&lt;BR /&gt;DESTINATION_SSL_CLIENT_AUTH: false&lt;BR /&gt;Kafka version found: 0.11.0-kafka3.0.0&lt;/P&gt;
&lt;P&gt;--------------------------------------------------------------------------------------------------&lt;/P&gt;
&lt;P&gt;Role log:&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;7:41:33.111 PM &amp;nbsp;&amp;nbsp; &amp;nbsp;INFO &amp;nbsp;&amp;nbsp; &amp;nbsp;MirrorMaker$ &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;Starting mirror maker&lt;BR /&gt;&lt;BR /&gt;7:41:33.181 PM &amp;nbsp;&amp;nbsp; &amp;nbsp;ERROR &amp;nbsp;&amp;nbsp; &amp;nbsp;MirrorMaker$ &amp;nbsp;&amp;nbsp; &amp;nbsp;&lt;BR /&gt;&lt;BR /&gt;whitelist must be specified when using new consumer in mirror maker.&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;----------------------------------------------------------------------------------------------------&lt;/P&gt;
&lt;P&gt;STRERR Log:&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;++ pwd&lt;BR /&gt;+ export LOG_DIR=/var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;+ LOG_DIR=/var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER&lt;BR /&gt;+ '[' -z '' ']'&lt;BR /&gt;+ export KAFKA_HEAP_OPTS=-Xmx256M&lt;BR /&gt;+ KAFKA_HEAP_OPTS=-Xmx256M&lt;BR /&gt;+ '[' -z '' ']'&lt;BR /&gt;+ export 'KAFKA_JVM_PERFORMANCE_OPTS=-XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/tmp/kafka_kafka-KAFKA_MIRROR_MAKER-6f7e9fa2e076f5332a81ffe11109ab36_pid23448.hprof -XX:OnOutOfMemoryError=/usr/lib64/cmf/service/common/killparent.sh -server -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:+CMSScavengeBeforeRemark -XX:+DisableExplicitGC -Djava.awt.headless=true'&lt;BR /&gt;+ KAFKA_JVM_PERFORMANCE_OPTS='-XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/tmp/kafka_kafka-KAFKA_MIRROR_MAKER-6f7e9fa2e076f5332a81ffe11109ab36_pid23448.hprof -XX:OnOutOfMemoryError=/usr/lib64/cmf/service/common/killparent.sh -server -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:+CMSScavengeBeforeRemark -XX:+DisableExplicitGC -Djava.awt.headless=true'&lt;BR /&gt;+ [[ 3 &amp;lt; 2 ]]&lt;BR /&gt;+ exec /opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka/bin/kafka-mirror-maker.sh --abort.on.send.failure true --new.consumer --num.streams 1 --offset.commit.interval.ms 60000 --consumer.config /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER/mirror_maker_consumers.properties --producer.config /var/run/cloudera-scm-agent/process/125-kafka-KAFKA_MIRROR_MAKER/mirror_maker_producers.properties&lt;BR /&gt;SLF4J: Class path contains multiple SLF4J bindings.&lt;BR /&gt;SLF4J: Found binding in [jar:file:/opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka/libs/slf4j-log4j12-1.7.25.jar!/org/slf4j/impl/StaticLoggerBinder.class]&lt;BR /&gt;SLF4J: Found binding in [jar:file:/opt/cloudera/parcels/KAFKA-3.0.0-1.3.0.0.p0.40/lib/kafka/libs/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class]&lt;BR /&gt;SLF4J: See &lt;A href="http://www.slf4j.org/codes.html#multiple_bindings" target="_blank"&gt;http://www.slf4j.org/codes.html#multiple_bindings&lt;/A&gt; for an explanation.&lt;BR /&gt;SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]&lt;/P&gt;</description>
      <pubDate>Fri, 16 Sep 2022 12:59:08 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Archives-of-Support-Questions/Unable-to-start-Kafka-MirrorMaker/m-p/65468#M75972</guid>
      <dc:creator>BlueMoon</dc:creator>
      <dc:date>2022-09-16T12:59:08Z</dc:date>
    </item>
    <item>
      <title>Re: Unable to start Kafka MirrorMaker</title>
      <link>https://community.cloudera.com/t5/Archives-of-Support-Questions/Unable-to-start-Kafka-MirrorMaker/m-p/65547#M75973</link>
      <description>&amp;gt; ERROR whitelist must be specified when using new consumer in mirror maker.&lt;BR /&gt;&lt;BR /&gt;In the Kafka Service add wizard, ensure you enter at least one entry under the presented Mirror Maker pre-configuration page for the field "Topic Whitelist".&lt;BR /&gt;&lt;BR /&gt;You can do this after adding the service (like in your current case) by visiting CM -&amp;gt; Kafka -&amp;gt; Configuration, look for "Topic Whitelist" and add some valid values to it.</description>
      <pubDate>Mon, 19 Mar 2018 08:30:36 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Archives-of-Support-Questions/Unable-to-start-Kafka-MirrorMaker/m-p/65547#M75973</guid>
      <dc:creator>Harsh J</dc:creator>
      <dc:date>2018-03-19T08:30:36Z</dc:date>
    </item>
    <item>
      <title>Re: Unable to start Kafka MirrorMaker</title>
      <link>https://community.cloudera.com/t5/Archives-of-Support-Questions/Unable-to-start-Kafka-MirrorMaker/m-p/65556#M75974</link>
      <description>Thanks Harsh. I have set Topic Whitelist { '|' }.&lt;BR /&gt;Kafka started working.</description>
      <pubDate>Mon, 19 Mar 2018 17:09:36 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Archives-of-Support-Questions/Unable-to-start-Kafka-MirrorMaker/m-p/65556#M75974</guid>
      <dc:creator>BlueMoon</dc:creator>
      <dc:date>2018-03-19T17:09:36Z</dc:date>
    </item>
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