[imp] upgrade from IMP3 -> IMP4 : serious performance hit

[Michael M Slusarz]

Quoting Myke Place <mp at xmission.com>:

> I should probably mention that after my earlier reply, I went back and
> found a setting that made a *huge* difference on our installation.
>
> Setting $conf['server']['sort_limit'] to anything other than '0' (I went
> with 100) caused load to drop from between 10.0-15.0 to about 1.3.
>
> I thought I'd put that out there in case anybody else missed that very
> important setting.

FYI: This indicates a load issue with the IMAP server, not IMP/Horde.  
IMP doesn't do any mail sorting - this is all handled on the IMAP side.

michael

_______________________________________
Michael Slusarz [slusarz at curecanti.org]