[sf-lug] filesystem for a 3TB external USB drive

jim 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?  
> https://en.wikipedia.org/wiki/Comparison_of_file_systems
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