Tag Archives: Zookeeper

Install Zookeeper on Linux

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Zookeeper installation steps are nice and easy for dev environment.

  1. Download zookeeper from http://zookeeper.apache.org, extract it to some place, let it be /opt/zookeeper/
  2. Create a simple zoo.cfg file, i.e. copy config sample /opt/zookeeper/conf/zoo_sample.cfg to /opt/zookeeper/conf/zoo.cfg
  3. Start zookeeper
    /opt/zookeeper/bin/zkServer.sh start
  4. Stop zookeeper
    /opt/zookeeper/bin/zkServer.sh stop

Clear Apache Storm cluster remotely

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My bash scripts to clear Storm and Zookeeper cluster remotely by ssh.

Main idea:

Connect to every zookeeper server by ssh and stop zookeeper, then delete data folder. Then connect to every Storm node by ssh, kill Storm processes and delete data folder. Connect to zookeeper servers again, start them. Connect to Storm nodes again, start them. Continue reading →