Install: CentOS / Fedora / RHEL


If you already upgraded your Chunkservers to v. 3.0.83 or higher, please DO NOT downgrade them!

In MooseFS Chunkserver v. 3.0.83 we changed Chunk header from 5k to 8k (see changelog) - it means, that Chunkserver older than 3.0.83 cannot "understand" new Chunk header, which may lead to potential data loss!

To install/update MooseFS from officially supported repository follow the instructions below:

Add the appropriate key to package manager:

# curl "" > /etc/pki/rpm-gpg/RPM-GPG-KEY-MooseFS

Next you need to add the repository entry (MooseFS 3.0):
For MoosefS 2.0, use: After those operations it should be possible to install the packages with following commands:

Running the system

You can find more details on running the system in Documentation section available from tabs at the top of the page.

Update from previous versions

To install 2.0.x the packages from 1.6.x/1.7.x should be uninstalled without removing metadata information. It is strongly advised to backup the metadata before the update.

Once the system is running in version 2.0.x the normal update procedure from package manager should work.

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