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Naively it seems weird since metadata is just data, right? So if you can store a large amount of data in a file, you should be able to store the metadata But I

• TallGuyShort 11y ago
  Well the metadata I'm referring to is the metadata required to locate a file: mappings from directory structure, filename, possibly permissions / ownership to the blocks and replicas distributed across a cluster. If you get to the point where you need start locating metadata because it might also be arbtirarily distributed you now need meta-metadata. And I'm sure you can see how complex that's going to get :)