ambari卸载所有服务组件

一、停止ambari-server

ambari-server stop

二、删除所有已注册的主机

yum remove ambari-agent
yum remove ambari-server

三、删除已安装的服务组件

yum remove -y hive*
yum remove -y hbase*
yum remove -y ranger*
以上只举例了三个服务，其他的自行检查进行删除可使用一下命令检查：
yum list installed | grep ambari
yum list installed | grep hdp
yum remove -y hive* 
yum remove -y hdfs* 
yum remove -y yarn* 
yum remove -y mapreduce2* 
yum remove -y tez* 
yum remove -y hbase* 
yum remove -y pig* 
yum remove -y sqoop* 
yum remove -y oozie* 
yum remove -y zookeeper* 
yum remove -y falcon* 
yum remove -y storm* 
yum remove -y flume* 
yum remove -y accumulo* 
yum remove -y Ambari Infra* 
yum remove -y Ambari Metrics* 
yum remove -y Atlas* 
yum remove -y Kafka* 
yum remove -y Knox* 
yum remove -y Log Search* 
yum remove -y Ranger* 
yum remove -y Ranger KMS* 
yum remove -y SmartSense* 
yum remove -y Zeppelin Notebook* 
yum remove -y Druid* 
yum remove -y Mahout* 
yum remove -y Slider* 
yum remove -y atlas-metadata_2_6_5_0_292-storm-plugin 	0.8.0.2.6.5.0-292 	
yum remove -y atlas-metadata_2_6_5_0_292-sqoop-plugin 	0.8.0.2.6.5.0-292 	
yum remove -y ranger_2_6_5_0_292-yarn-plugin 	0.7.0.2.6.5.0-292 	
yum remove -y bigtop-jsvc 	1.0.15-292 	
yum remove -y spark2_2_6_5_0_292-yarn-shuffle 	2.3.0.2.6.5.0-292 	
yum remove -y ranger_2_6_5_0_292-hdfs-plugin 	0.7.0.2.6.5.0-292 	
yum remove -y ranger_2_6_5_0_292-storm-plugin 	0.7.0.2.6.5.0-292 	
yum remove -y ranger_2_6_5_0_292-kafka-plugin 	0.7.0.2.6.5.0-292 	
yum remove -y atlas-metadata_2_6_5_0_292-hive-plugin 	0.8.0.2.6.5.0-292 	
yum remove -y slider_2_6_5_0_292 	0.92.0.2.6.5.0-292 	
yum remove -y ranger_2_6_5_0_292-hbase-plugin 	0.7.0.2.6.5.0-292 	
yum remove -y ranger_2_6_5_0_292-hive-plugin 	0.7.0.2.6.5.0-292 	
yum remove -y spark_2_6_5_0_292-yarn-shuffle 	1.6.3.2.6.5.0-292 	

四、删除用户

userdel nagios 
userdel hive 
userdel ambari-qa 
userdel hbase 
userdel oozie 
userdel hcat 
userdel mapred 
userdel hdfs 
userdel rrdcached 
userdel zookeeper 
userdel mysql 
userdel sqoop
userdel puppet
userdel yarn
userdel tez
userdel hadoop
userdel knox
userdel storm
userdel falcon
userdel flume
userdel nagios
userdel admin
userdel postgres
userdel  hdfs
userdel  zookeeper
userdel hbase
userdel ams 	
userdel spark 	
userdel kafka 	
userdel ranger 	
userdel kms 	
userdel zookeeper 	
userdel ambari-qa 	
userdel hdfs 	
userdel yarn 	
userdel mapred

五、删除文件

rm -rf /hadoop/*
rm -rf /etc/ambari*
rm -rf /etc/zookeeper/
rm -rf /etc/ranger*
rm -rf /etc/rc.d/init.d/ranger*
rm -rf /etc/hadoop/
rm -rf /etc/hadoop/
rm -rf /etc/hbase/
rm -rf /etc/hive
rm -rf /usr/hdp/
rm -rf /etc/zookeeper/
rm -rf /tmp/ambari-qa
rm -rf /tmp/sqoop-ambari-qa/
rm -rf /kafka-logs/
rm -rf /var/lib/ambari*
rm -rf /var/lib/hive2*
rm -rf /var/run/kafka/
rm -rf /etc/flume 	
rm -rf /etc/hive-hcatalog 	
rm -rf /etc/hive-webhcat 	
rm -rf /etc/phoenix 	
rm -rf /etc/ambari-metrics-collector 	
rm -rf /etc/ambari-metrics-monitor 	
rm -rf /tmp/hdfs 	
rm -rf /tmp/hcat 	
rm -rf /etc/kafka
rm -rf /etc/oozie 	
rm -rf /etc/storm 	
rm -rf /etc/tez 	
rm -rf /etc/falcon 	
rm -rf /etc/slider 	
rm -rf /etc/pig 	
rm -rf /etc/ranger 	
rm -rf /var/log/hadoop 	
rm -rf /var/log/hbase 	
rm -rf /var/log/hive 	
rm -rf /var/log/oozie 	
rm -rf /var/log/sqoop 	
rm -rf /var/log/zookeeper 	
rm -rf /var/log/flume 	
rm -rf /var/log/storm 	
rm -rf /var/log/hive-hcatalog 	
rm -rf /var/log/falcon 	
rm -rf /var/log/webhcat 	
rm -rf /var/log/hadoop-hdfs 	
rm -rf /var/log/hadoop-yarn 	
rm -rf /var/log/hadoop-mapreduce 	
rm -rf /var/log/spark 	
rm -rf /var/log/ranger 	
rm -rf /usr/lib/flume 	
rm -rf /usr/lib/storm 	
rm -rf /var/lib/hive 	
rm -rf /var/lib/oozie 	
rm -rf /var/lib/zookeeper 	
rm -rf /var/lib/flume 	
rm -rf /var/lib/hadoop-hdfs 	
rm -rf /var/lib/slider 	
rm -rf /var/lib/ranger 	
rm -rf /var/tmp/oozie 	
rm -rf /var/tmp/sqoop 	
rm -rf /tmp/hive 	
rm -rf /tmp/hadoop-hdfs 	
rm -rf /etc/sqoop 	
rm -rf /var/log/ambari-metrics-collector 	
rm -rf /var/log/ambari-metrics-monitor 	
rm -rf /usr/lib/ambari-metrics-collector 	
rm -rf /var/lib/hadoop-yarn 	
rm -rf /var/lib/hadoop-mapreduce 	
rm -rf /var/lib/ambari-metrics-collector 	
rm -rf /var/log/kafka 	
rm -rf /tmp/hadoop-yarn 	
rm -rf /hadoop/zookeeper 	
rm -rf /hadoop/hdfs 	
rm -rf /kafka-logs 	
rm -rf /etc/storm-slider-client