On 2022-06-06 11:38 a.m., Nikolaos Milas wrote:
Jun 06 12:01:22 imap(user1)<29639><Vr0atcPg5M3BXBCl>: Warning: Inotify
instance limit for user 500 (UID vmail) exceeded, disabling. Increase
/proc/sys/fs/inotify/max_user_instances
...
Jun 06 12:01:26 imap(user2)<29793><rZuSt8PgztoKyVSG>: Warning: Inotify
instance limit for user 500 (UID vmail) exceeded, disabling. Increase
/proc/sys/fs/inotify/max_user_instances
Restarting Dovecot returns things back to normal.
This might help:
https://doc.dovecot.org/configuration_manual/os/
increasing inotify settings, as the error message suggests. E.g. in
/etc/sysctl.conf
