3_1_4是ambari版本号
sudo rpm -qa| grep 3_1_4 | awk '{print $1}'| xargs rpm -e --nodeps
sudo rpm -qa| grep ambari| awk '{print $1}'| xargs rpm -e --nodeps
rm -rf /usr/hdp/
userdel accumulo
userdel admin
userdel ambari-qa
userdel ams
userdel atlas
userdel falcon
userdel flume
userdel hadoop
userdel hbase
userdel hcat
userdel hdfs
userdel hive
userdel kafka
userdel kms
userdel knox
userdel mapred
userdel nagios
userdel oozie
userdel postgres
userdel puppet
userdel ranger
userdel rrdcached
userdel spark
userdel sqoop
userdel storm
userdel tez
userdel yarn
userdel yarn-ats
userdel zeppelin
userdel zookeeper
rm -rf /var/log/ambari* /var/log/hadoop /var/log/hbase /var/log/hive /var/log/oozie /var/log/sqoop /var/log/zookeeper /var/log/flume /var/log/storm /var/log/hive-hcatalog /var/log/falcon /var/log/webhcat /var/log/hadoop-hdfs /var/log/hadoop-yarn /var/log/hadoop-mapreduce /var/log/spark /var/log/spark2 /var/log/ranger /var/log/atlas /var/log/kafka /var/log/knox /var/log/livy2 /var/log/zeppelin /var/log/accumulo /var/log/hst /var/log/solr /var/log/falcon