service cloudera-scm-agent stop
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主从节点：
umount /var/run/cloudera-scm-agent/process
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rm -rf /usr/share/cmf /var/lib/cloudera* /var/cache/yum/x86_64/6/cloudera* /var/log/cloudera* /var/run/cloudera* ?/etc/cloudera*?
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3. 卸载安装包：
?for f in `rpm -qa | grep cloudera ` ?; do rpm -e ${f} ; done
有依赖关系的，可执行多次
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4. 清除安装文件
?rm -rf /var/lib/hadoop-* /var/lib/impala /var/lib/solr /var/lib/zookeeper?/var/lib/hue /var/lib/oozie ?/var/lib/pgsql ?/var/lib/sqoop2 ?/data/dfs/ ?/data/impala/ /data/yarn/ ?/dfs/ /impala/ /yarn/ ?/var/run/hadoop-*/ /var/run/hdfs-*/?/usr/bin/hadoop* /usr/bin/zookeeper* /usr/bin/hbase* /usr/bin/hive* /usr/bin/hdfs /usr/bin/mapred /usr/bin/yarn /usr/bin/sqoop* /usr/bin/oozie?/etc/hadoop* /etc/zookeeper* /etc/hive* /etc/hue /etc/impala /etc/sqoop* /etc/oozie /etc/hbase* /etc/hcatalog?
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主从各节点：
cd var/lib/alternatives
rm -ef zook* whirr? sqoop* hadoop* yarn? statestored? solr* sentry* spark* hive* pyspark? pig* oozie* mapred? mahout* llama* impala* hbase* flume* load_gen? kite-dataset? avro-tools hue* hdfs* hcat cli* beeline catalogd
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cd /etc/alternatives/
rm -ef zook* whirr? sqoop* hadoop* yarn? statestored? solr* sentry* spark* hive* pyspark? pig* oozie* mapred? mahout* llama* impala* hbase* flume* load_gen? kite-dataset? avro-tools hue* hdfs* hcat cli* beeline catalogd
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5. 杀死相关进程：
for u in hdfs mapred cloudera-scm hbase hue zookeeper oozie hive impala flume; do sudo kill $(ps -u $u -o pid=); done
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6. 删除parcel包分发文件和解压文件
? rm -rf /opt/cloudera/parcel-cache /opt/cloudera/parcels
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到此卸载完毕。
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