Warp wrote:
>   You might notice a difference in disk usage if you have enormous
> amounts of small files. (In a non-compacting FS every file takes a
> multiple of 4 kB, rounded up. With ReiserFS they can take less. For
> example if you have 1000 files, each one 128 bytes in length, instead
> of taking 4 MB of disk space they only take 128 kB.)

Interestingly enough, in NTFS, if all the data fits in the same sector 
as the inode[1], it goes into the same sector.

>   There might be some file systems which support additional permissions,
> but I don't remember right now.

There are, and yes, they aren't especially well supported, especially by 
things like rsync, svn, backup programs, etc.


[1] For the NTFS definition of inode.

-- 
Darren New / San Diego, CA, USA (PST)
  Helpful housekeeping hints:
   Check your feather pillows for holes
    before putting them in the washing machine.

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