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Apache Accumulo for Developers by Guðmundur Jón Halldórsson

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Setting up and configuring Accumulo

The last step in the setup process of Accumulo is to hook Accumulo to Hadoop and ZooKeeper, that we configured in the previous sections.

Installing Accumulo

Use wget to download the Accumulo version we want to set up. Currently, 1.4.2 is the latest version, but please check this before continuing and update if needed. After getting the file, we need to extract it. Instead of using the default name we have two options: one is to rename it as we are doing here, and the other is to use symlink (that is easier when we update the Accumulo node). Finally, recursively change the ownership of the given directory to our Hadoop user; hadoopuser (you can create a separate user for Accumulo).

For Linux, enter the following ...

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