Am 07.07.2014 18:39, schrieb Wietse Venema: > btb: >> Jul 6 08:26:29 msa-aux postfix/example-internal/smtp[2553]: >> 3h5pzz1NVpzyQm: to=<j...@example.com>, >> relay=mta.example.com[10.3.70.5]:25, delay=6.4, delays=0.01/0.02/6.2/0.21, >> dsn=2.1.5, status=deliverable (250 2.1.5 Ok) > > It took 6.4 seconds to verify this recipient, of which 6.2 seconds > were spent connecting over TCP and completing the SMTP handshake > with the remote SMTP server. > >> this isn't consistent - most mail is verified and then relayed >> successfully. it seems to happen once every few hundred messages >> or so. how can i further troubleshoot why this is occurring? > > Find out why it takes 6.2 seconds to connect over TCP and to > complete the SMTP handshake with the remote SMTP server. > > Wietse >
additional you may check this Jul 6 08:28:14 msa-aux postfix/verify[2551]: close database /var/lib/postfix/verify_cache.db: No such file or directory (possible Berkeley DB bug) Best Regards MfG Robert Schetterer -- [*] sys4 AG http://sys4.de, +49 (89) 30 90 46 64 Franziskanerstraße 15, 81669 München Sitz der Gesellschaft: München, Amtsgericht München: HRB 199263 Vorstand: Patrick Ben Koetter, Marc Schiffbauer Aufsichtsratsvorsitzender: Florian Kirstein
