Using virtual folders with younger and index files

[Rob Hoelz]

Hi David,

Sorry, I do not - I just have two virtual folders that hold the last two weeks of mail, plus one that
holds flagged mails.

-Rob

On Tue, 27 Feb 2018 23:50:11 -0500
David Mehler <dave.mehler at gmail.com> wrote:

> Hello Rob,
> 
> Do you by chance have a virtual/All folder which holds all your
> messages? If so, could I see that configuration?
> 
> Thanks.
> Dave.
> 
> 
> On 2/27/18, Rob Hoelz <rob+dovecot at hoelz.ro> wrote:
> > Hi list,
> >
> > I just encountered a problem while using dovecot's Virtual plugin
> > with 2.3.0.  I managed to solve the issue,
> > but I wanted to bring it to the attention of others on the list to
> > see if there exists a better solution, if
> > I found a bug, or if it's just a matter of updating documentation.
> >
> > I have a virtual folder to get the most recent two weeks of mails;
> > it looks something like this:
> >  
> >> INBOX
> >>   all younger 1209600  
> >
> > I made this folder back in October.  Lately, I started to notice
> > that the virtual folder had a surprising amount
> > of mail in it - I don't get 1,000 e-mails per week!  After some
> > doveadm commands, I realized that e-mails from
> > October were still present in my virtual folder!  Updating the
> > dovecot-virtual would clear away e-mails older than
> > two weeks (I needed to actually introduce a change, even if it was
> > just whitespace - just touching the file didn't
> > update things), and removing the dovecot index file also cleared
> > things away.  In then end, I ended up just telling
> > dovecot to disable on-disk indexes for that folder.
> >
> > I created this folder based on the examples on
> > https://wiki.dovecot.org/Plugins/Virtual - I'm wondering if I found
> > a bug or if that page should be changed to recommend disabling
> > on-disk indexes when using certain search query filters such as
> > "younger".  If the latter, I can always make the change - just let
> > me know!
> >
> > -Rob
> >