Re: readdir loses renamed files

[Andreas Dilger]

On Oct 28, 2004  11:34 +0200, Matthias Andree wrote:
> On Mon, 25 Oct 2004, Theodore Ts'o wrote:
> > And that's because there's no good way to do this without trashing the
> > performance of the system, especially when most applications don't
> > care.  (Do you really want your entire system running significantly
> > slower, penalizing all other applications on your system, just because
> > of one stupid/badly-written application?)
> 
> Please - is it really necessary that application writers are offended in
> this way? Timo is investing enormous time and effort in writing a *good*
> application, and he's effectively seeking a way to *robustly* deal with
> Maildir format mail storage. Please leave it at "readdir/getdents don't
> work the way you expect and cannot for this and that reason."
> 
> Timo tries to implement a *robust* Maildir reader and has just bumped
> into the flaws of DJB's "no-locking" store.
> 
> Yes, it's a mail server again that poses file system questions on this
> list; only it's IMAP this time rather than SMTP and directory
> synchronous I/O...

I read over in reiserfs-list that the reason for the crazy renaming is
to store "attributes" as part of the filename.  Why not just store them
as EAs as they were intended?  With the large inode patches (posted here
a couple of times already) the cost of storing EAs is negligible.

Cheers, Andreas
--
Andreas Dilger
http://sourceforge.net/projects/ext2resize/
http://members.shaw.ca/adilger/             http://members.shaw.ca/golinux/

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