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Fedora 4 can be configured to retain duplicate copies of binary content.
Fedora 4 can also be clustered, and replicate or distribute the content across members of the cluster.
Fixity
If your repository is configured to retain multiple copies of binary content, when you request a fixity check of that content, Fedora will run fixity checks against each copy it stores. It will also "self-heal" all copies of the content, if it has a good copy available.
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