2016-10-27 14:36 GMT+02:00 Timo Sirainen <t...@iki.fi>: > imapsync will change IMAP UIDs and cause clients to redownload all mails. > http://wiki2.dovecot.org/Migration/Dsync should work though.
Just to be sure: dsync from the *new* node would connect via IMAP to the older node and transfer everything ? By running this: doveadm -o mail_fsync=never sync -1 -R -u user@domain imapc: should be OK if newer mails are arrived on the new server ?