Long delays when deleting a message in inbox

[Aki Tuomi]

On 28.04.2016 20:54, Yves Goergen wrote:
> Hi,
>
> Since recently, there's a long delay when deleting any message from my
> inbox folder. This affects deleting and moving messages, but only the
> inbox of a single mailbox. The delay is a few seconds. Other
> operations work instantly.
>
> The server is Ubuntu 14.04 running Dovecot version "1:2.2.9-1ubuntu2".
> The filesystem is local ext4. My MUA is Thunderbird on Windows, latest
> version, connecting with IMAP.
>
> What could be the cause for this extreme delay?
>
> Yves Goergen
> http://unclassified.software

Have you looked at your logs?

Aki