Apache Ambari Administration
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Back up Current Data

Steps

  1. On the Ambari Server host, stop the original Ambari Server.

    ambari-server stop
  2. Create a directory to hold the database backups.

    cd /tmp
    mkdir dbdumps/
    cd dbdumps/
  3. Create the database backups.

    pg_dump -U {ambari.db.username} -f ambari.sql

    Password: {ambari.db.password}

    where the following:

    Variable

    Description

    Default

    ambari.db.username

    The database username.

    ambari

    ambari.db.password

    The database password.

    bigdata

  4. Create a backup of the Ambari Server meta info.

    ambari-server backup