[sf-lug] filesystem for a 3TB external USB drive
jim at well.com
Tue Jan 3 19:27:14 PST 2012
God love you, Rick, you're a national treasure.
I've been slogging through inode and superblock info,
and thanks for the "block group" tip.
On Tue, 2012-01-03 at 19:09 -0800, Rick Moen wrote:
> Quoting jim (jim at systemateka.com):
> > My answer is "a filesystem is a technology that includes
> > a database, a directory structure and a single unnamed
> > directory, and some software routines in the kernel that can
> > manage the database and directories."
> Some problems with that.
> A filesystem does not incorporate any part of what's in your kernel.
> Filesystems need not include anything much like a database. In some
> filesystems (none that are Linux-native), the top-level directory is
> named. And filesystems aren't necessarily based on directories at all
> (though they usually are).
> You might want to read up on block groups, superblocks, and inodes.
> > Probably helpful to see such in tabular format that maps filesystem
> > names to filesystem features.
> Like this?
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