Zookeeper版本升级在CentOS的操作流程

?CentOS???Zookeeper??????????????:

????

???????????,???ZooKeeper??????????ZooKeeper????????????????????,??? /var/lib/zookeeper?????????????????:

cp -R /var/lib/zookeeper /var/lib/zookeeper_backup 

??????ZooKeeper

??Apache ZooKeeper????(https://zookeeper.apache.org/releases.html)?????????????

????ZooKeeper??

?????,?????????ZooKeeper??????????????:

systemctl stop zookeeper # ??Linux?? # service zookeeper stop # ??????,?????? 

??Windows??,??????????:

net stop zookeeper 

??????ZooKeeper???

????????????????,?? /tmp/zookeeper_upgrade?

tar -zxvf zookeeper-new_version-bin.tar.gz -C /tmp 

????????

?????,?????ZooKeeper????,????????????? /etc/zookeeper(Linux)? C:\Program Files\Apache ZooKeeper\version(Windows)?

cp -R /etc/zookeeper /etc/zookeeper_backup 

?????????????

????????ZooKeeper? conf ?????????????????????,?????? data ???????????? /var/lib/zookeeper ???

cp -R /tmp/zookeeper_upgrade/conf/* /etc/zookeeper/ cp -R /tmp/zookeeper_upgrade/data/* /var/lib/zookeeper/ 

?????ZooKeeper?????

??????ZooKeeper?????????????????? bin/zkServer.sh(Linux)? bin\zkServer.cmd(Windows)??,??????????????????

??????ZooKeeper??

????????????ZooKeeper??:

systemctl start zookeeper # ??Linux?? # service zookeeper start # ??????,?????? 

??Windows??,??????????:

net start zookeeper 

????

??ZooKeeper?????,???????????????????ZooKeeper?JMX??????????(? zkCli.sh)???????ZooKeeper???????

systemctl status zookeeper # ??Linux?? # service zookeeper status # ??????,?????? 

????

• ???????????,???????????????,?????????????????
• ????????ZooKeeper???????????????????,???????????
• ???,????????????????????,????????????

??????,??????CentOS??????Zookeeper??????????????????,?????????????????????