Summary: Our smtp server responded slowly sometimes and reached the timeout, but actually it had sent the email successfully. The mta then retried and sent duplicated emails. So changed to a bigger default value. Test Plan: Tested in our deployed and it worked Reviewers: #blessed_reviewers, epriestley Reviewed By: #blessed_reviewers, epriestley Subscribers: epriestley, Korvin Differential Revision: https://secure.phabricator.com/D8852
72 KiB
72 KiB