Am 25.12.2014 um 21:07 schrieb Benny Pedersen: >> We’re using dovecot 1.0.7, which seems to be the latest version
available on CentOS 5.update to centos 7 if dovecot still not working, report again
And if it is then still slow because some people have folders with shitloads of emails, you may consider switching your mail storage over to mdbox with enabled compression.