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How do I umount device that has been mounted twice

Fresh7 days ago
Mar 15, 20263434 views
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Problem

I have a mounted to and accidentally mounted it again to /mnt/db2 (I intended to mount ). Is there any way to umount but only for the 2nd mount? The contains live databases, so I'd rather not have have any down time.

Error Output

/dev/sdf

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1 Fix

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Fix for: How do I umount device that has been mounted twice

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You can specify the directory that has the mount: The man page for mentions unmounting from the directory explicitly. It says it is the best way to do it, and that it works if you've mounted the device more than once. Giving the special device on wh…

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