doveadm stats top: Don't hang if stats server doesn't send any statistics.
doveadm stats top: Don't hang if stats server doesn't send any statistics.

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot