Wietse Venema: > > Show actual evidence: two complete logfile records that are too close > together.
And also, show evidence that you haven't made the mistake of setting xxx_destination_recipient_limit=1 (where xxx is the mail delivery transport that talks to google etc.). As documented: o With a corresponding per-destination recipient limit equal to 1, the rate delay specifies the time between deliveries to the same recipient. Different recipients are delivered in parallel, sub- ject to the process limits specified in master.cf. Wietse