On Thu, Aug 31, 2006 at 07:20:12AM -0500, Ron Johnson wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > [EMAIL PROTECTED] wrote: > > On Wed, Aug 30, 2006 at 05:51:27PM -0700, Steve Lamb wrote: > >> I've yet to fathom a need for a 2 million message mailbox. Not to > >> mention > >> the support structure behind it since 2 million would break or strain both > >> maildir and mbox. > > > > Perhaps reiserfs? > > I have an ext3 directory with close to 10^6 files in it, and it has > no problem reading a single file. The app is pretty slow adding > "the first" file, but after all the relevant data structures are > cached, adding more files is a snap. > > The size of the average email in D-User (2006q3) is 5150.46 bytes, > just a smidge over 5KiB. > > So an mbox with 2*10^6 d-User emails in it would be (decimal) > 10.3GB. Do most mbox support libraries have long-file support? > Even if they did, deleting an email from such a file would be > painful in the extreme.
No. mbox isn't the way to go. > As for Maildir, ext3 could handle that. Reiserfs could, but don't > know what it would gain you, since it's forte' is *small* files, and > I think that 5KiB is just a bit too big. True. And reiser seems to have worse recovery problems when the hardware fails. > > Either way, it is the MUA that must analyze the headers and put them > in thread-order, and that would just be a beast. > > Besides, how does one manage a 2*10^6 email folder? My 21" monitor > running at 1280x1024 can only display 45 email subjects. That would > be *44,445* screens of emails. Totally unmanageable by humans. Maybe one pixel per message? :-( -- hendrik -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]