Re: [SLUG] filesystem identification

From: Levi Bard (taktaktaktaktaktaktaktaktaktak@gmail.com)
Date: Sat Oct 16 2004 - 13:50:34 EDT


> I don't recall, but . . . is it possible to mount a drive or partition
> without knowing the filesystem type, even if it's not in fstab? If so,
> you should be able to mount it and use the mount command to find out.
> I'm pretty sure I've mounted something that wasn't in fstab without
> knowing the filesystem type, though I could be misremembering.
You can try mount -t auto (this may be implicit if a type isn't
specified) , but this is kind of hit-or-miss.

> In any case, some of the information spat out by running fsck on an
> unmounted filesystem might tell you what filesystem type it is. For
> instance, I ran fsck on a drive I thought was formatted ext3 and it
> informed me that fsck.reiserfs had been run on it, thus informing me
> that my guess at the filesystem type had been wrong. This also has the
> useful effect of telling you if the filesystem is damaged, in addition
> to telling you what type it is.
That might be a good way.
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