On 20 Mar 2017, at 13.24, Cédric ML <[email protected]> wrote: > > Hello, > > I'm trying to migrate mail accounts from an old server to a new one. > As I need to migrate dozens of accounts which take about 1G each, I need to > do stateful sync to make my migration in two times : > > 1 - I run a : > doveadm -D -o mail_fsync=never -o [email protected] sync -s "" > -R -1 -u [email protected] imapc: > /tmp/firstsync.log 2>&1 > > my accounts are synced, and I get a "state" string (AQAAAHm4+Jk=) as the > output of doveadm sync command.
Stateful synchronization requires at least imapc_features=modseq. That requires that the remote server supports CONDSTORE IMAP extension. And I'm still not entirely sure if that's enough. In general stateful replication isn't really supported with imapc.
