Re: directory order of files

[Hans Reiser <reiser@namesys.com>]

Edmund GRIMLEY EVANS wrote:
> 
> With Linux ext2, and some other systems, when you create files in a
> new directory, the file system remembers their order:
> 
> $ mkdir new
> $ cd new
> $ touch one two three four
> $ ls -U
> one  two  three  four
> 
> (1) Is there any standard that says a system should behave this way?
> Is there any software that depends on this behaviour?

Unix filesystem hierarchies are defined to be a partial ordering, not a full ordering.

> 
> (2) Are there Linux file systems that don't work this way? Maybe
> someone with a mounted writable reiserfs could do a quick check.
> 
> Please copy replies to me as I am not subscribed. Thanks.

bash-2.05# mkdir fu
bash-2.05# cd fu
bash-2.05# touch one two three four
bash-2.05# ls -U
one  two  four	three

Hans