CentOS 7上安装Apache Cassandra 用户必须具有 sudo权限，才能安装软件包 首先安装依赖条件，javajdk #sudo yum install java-1.8.0-openjdk-devel #java -version openjdk version "1.8.0_201"OpenJDK Runtime Environment (build 1.8.0_201-b09)OpenJDK 64-Bit Server VM (build 25.201-b09, mixed mode) vim /etc/yum.repos.d/cassandra.repo [cassandra]name=Apache Cassandra baseurl=https://www.apache.org/dist/cassandra/redhat/311x/ gpgcheck=1 repo_gpgcheck=1 gpgkey=https://www.apache.org/dist/cassandra/KEYS sudo yum install cassandra sudo systemctl enable cassandra sudo systemctl start cassandra nodetool status Datacenter: datacenter1=======================Status=Up/Down|/ State=Normal/Leaving/Joining/Moving-- Address Load Tokens Owns (effective) Host ID RackUN 127.0.0.1 103.68 KiB 256 100.0% 129a9437-377d-415b-b6b2-5dc46b73a763 rack1
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