I have some problem with throttling for my mail system.main.cfinitial_destination_concurrency       = 1default_destination_concurrency_limit = 1default_destination_recipient_limit   = 2default_destination_rate_delay        = 1mWhen I send mails from my site all forking fine - delay working./etc/aliasesadminuser: <mail1@domain> <mail2@domain> <mail3@domain>When email forwarding for user adminuser delay not working.
postfix forward throttling
postfix