It is not possible to unmount /dev/sdc4, how?

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Aparin2016-08-08 21:48:49

linux

Aparin, 2016-08-08 21:48:49

It is not possible to unmount /dev/sdc4, how?

I want to make ext4 about 300 GB, so I can't unmount it, what should I do?

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Mystray, 2016-08-08
@Aparin

Of course you can't, you booted from this FS.
Boot from a live-cd/life stick of the same ubuntu, and do what you want at your own peril and risk.

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