[Dovecot] 1.0-test7

Tom Alsberg alsbergt at cs.huji.ac.il
Mon May 10 21:10:45 EEST 2004

On Mon, May 10, 2004 at 03:23:24AM +0300, Timo Sirainen wrote:
> <snip />
> Somewhat working mbox support:

 - What about preserving the mbox "From " line?  Please don't leave
   this out of the api for 1.0.

>  - combined syncing/rewriting uses much less disk I/O than with older 
> mbox code
>  - expunges aren't working yet
>  - last-uid field in X-IMAPbase header isn't updated
>  - it's currently syncing the whole mbox constantly even if it hasn't 
> changed
>  - it isn't hiding the mbox-specific headers from IMAP clients
>  - if mbox hasn't changed, rewriting could start from the message which 
> requires rewriting instead of syncing the whole mbox
>  - syncing could keep the lock file extra two seconds to make sure if 
> someone changes it the file's mtime changes -> as long as only Dovecot 
> is modifying it, we'll never need to sync the whole mbox -> 
> multi-gigabyte mboxes are still fast!
> One nice thing about this mbox code is that it isn't exactly 
> mbox-specific. Some people are still using formats which use eg. ^A as 
> separator rather than From-line. Some people are using SMTP-formatted 
> data directly ('.' as mail separator, '..' = normal line begins with 
> '.'). These formats should be pretty easy to implement now as all 
> mbox-specific code is in istream-raw-mbox.c file. I'll probably do that 
> once mbox itself is fully working.

  -- Tom

  Tom Alsberg - hacker (being the best description fitting this space)
  Web page:	http://www.cs.huji.ac.il/~alsbergt/
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