This is documentation for MapR Version 5.0. You can also refer to MapR documentation for the latest release.

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  1. Stop the MapR Warden and ZooKeeper (if installed) services:
    1. Stop MapR Warden by using this command: 

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      sudo serice mapr-warden stop
    2. If ZooKeeper is installed on the node, run this command:

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      sudo service mapr-zookeeper stop
  2. If there is already a patch installed on the cluster, run the following commands to uninstall it:

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    sudo rpm -e mapr-patch
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    sudo zypper remove mapr-patch
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    sudo apt-get -y remove mapr-patch
  3. Install the patch as follows: 

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    sudo rpm -ivh mapr-patch-<new_patch_number>.rpm
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    sudo zypper install mapr-patch-<new_patch_number>.rpm
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    sudo dpkg -i mapr-patch<new_patch_number>.deb
  4. Start the MapR Warden and ZooKeeper (if installed) services:
    1. If ZooKeeper i sinstalled is installed on the node, run this command to start ZooKeeper: 

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      sudo service mapr-zookeeper start
    2. To start Warden, use this command:

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      sudo service mapr-warden start
  5. To verify that the patch was installed successfully, run the following commands:

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    sudo rpm -ql mapr-patch-<new_patch_number>
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    sudo dpkg -l | grep mapr-patch-<new_patch_number>

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