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- echo "datanode01" > /etc/hostname
- hostname
- echo "datanode01 192.168.10.172" > /etc/hosts
- systemctl stop firewalld.service
- systemctl disable firewalld.service
- sed -i 's#SELINUX=enforcing#SELINUX=disabled#g' /etc/selinux/config
- setenforce 0
- yum install -y ntp ntpdate
- ntpdate 10.2.3.21
- echo "$((RANDOM%60)) $((RANDOM%24)) * * * /usr/sbin/ntpdate 10.2.3.21" > /var/spool/cron/root
- echo never > /sys/kernel/mm/transparent_hugepage/defrag
- echo never > /sys/kernel/mm/transparent_hugepage/enabled
- echo "echo never > /sys/kernel/mm/transparent_hugepage/defrag" >> /etc/rc.locale
- echo "echo never > /sys/kernel/mm/transparent_hugepage/enabled" >> /etc/rc.locale
- yum install -y nano wget net-tools vim
- #nano /etc/rc.locale
- echo "vm.swappiness = 10" > /etc/sysctl.conf
- sysctl -p
- wget https://archive.cloudera.com/cm6/6.0.1/redhat7/yum/cloudera-manager.repo -P /etc/yum.repos.d/
- rpm --import https://archive.cloudera.com/cm6/6.0.0/redhat7/yum/RPM-GPG-KEY-cloudera
- # cd rpm
- rpm -ivh jdk-8u191-linux-x64.rpm
- yum localinstall --nogpgcheck cloudera-manager-daemons-6.0.1-610811.el7.x86_64.rpm -y
- yum localinstall --nogpgcheck cloudera-manager-agent-6.0.1-610811.el7.x86_64.rpm -y
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