Script to run used space filewalker limit to one at a time

[Toyoo]

@littleskunk

Here is my script to run filewalker on all 8 nodes but only 1 at a time. You might want to copy and adopt that for your needs. It does require access to the debug endpoint of the storage node.
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Seems like a lot of work. I’ve just wrapped the file walker with a shared flock(2).