1MX needs 12 seconds per 1000 different remote destinations. 2smtp process limit = 100, bundle_recipients = 0. 3 4/usr/bin/time ./smtp-source -r 1000 fist 5 1.13 real 0.07 user 0.27 sys 6Jun 8 13:32:18 fist mx:smtpd[18174]: connect from spike.porcupine.org(168.100.1 7Jun 8 13:32:31 fist mx:smtp[18209]: 085688: to=<544foo@spike.porcupine.org>, re 8Total time: 13 seconds 9 10/usr/bin/time ./smtp-source -r 2000 fist 11 2.55 real 0.21 user 0.48 sys 12Jun 8 13:33:23 fist mx:smtpd[18174]: connect from spike.porcupine.org(168.100.1 13Jun 8 13:33:48 fist mx:smtp[18184]: 085693: to=<1041foo@spike.porcupine.org>, r 14Total time: 25 seconds 15 16/usr/bin/time ./smtp-source -r 5000 fist 17[test generating machine ran out of resources while receiving mail] 18 19/usr/bin/time ./smtp-source -r 1000 fist 20 1.38 real 0.17 user 0.16 sys 21Jun 8 15:20:33 fist mx:smtpd[27695]: connect from spike.porcupine.org(168.100.1 22Jun 8 15:20:46 fist mx:smtp[27724]: 085687: to=<493foo@spike.porcupine.org>, re 23Total time: 13 seconds 24 25/usr/bin/time ./smtp-source -r 2000 fist 26 2.64 real 0.23 user 0.46 sys 27Jun 8 15:20:52 fist mx:smtpd[27695]: connect from spike.porcupine.org(168.100.1 28Jun 8 15:21:16 fist mx:smtp[27743]: 085687: to=<1086foo@spike.porcupine.org>, r 29Total time: 24 seconds 30 31/usr/bin/time ./smtp-source -r 5000 fist 32[test generating machine ran out of resources while receiving mail] 33 34