In the FWIW category, I've got a tool to graphically display a file's striping pattern for arbitrary Lustre files. It takes in the yaml from "getstripe -y" and will generate a jpeg. Handles DoM, PFL, overstriping, mirroring, pools. Available at https://github.com/HewlettPackard/lustre-stripe-plotter
Example of mirrored DoM PFL file:
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