> On 21/08/2022 13:08 EEST Christian Kivalo <ml+dovecot at valo.at>
wrote:
>
>
> On August 21, 2022 12:34:46 AM GMT+02:00, Jack Cecil <postman at
sysphere.org> wrote:
> >On Fri, 12 Aug 2022, Jack Cecil wrote:
> >
> >> could you help me understand the 'doveadm expunge' feature
better?
> >>
> >> If a Maildir has 20 thousand messages and user is reading it over
IMAP I have a suspicion it is not a good idea to be rewriting the dovecot index
and cache at the same time.
> >>
> >> Should I temporarily prevent login (e.g. with passwd-file deny)
and then kick them before the expunge?
> >
> >Hi. Could someone please drop me a hint? I have 309 users that will be
very angry with me if their Thunderbirds start displaying 0 messages :(
> >
> >Thanks.
> I had never thought about this, i do have some folders for which i expunge
message with doveadm with a cron job, never had a problem.
>
> What keeps you from testing with a test account to see what happens when
you expunge while logged in? My assumption is, the client will update it's
knowledge of the mailbox on next access or login.
> --
> Christian Kivalo
Running doveadm expunge while user is logged in, is safe.
Aki