Email listener performing slow for big size emails
SummaryDelay in processing of large attachment through email listener.
Error MessagesNot Applicable
Steps to Reproduce1) Configure an email listener.
2) Ensure that below configuration is set:
mail.imap.partialfetch = True3) Send emails with large attachment.
Root CauseA defect or configuration problem in the operating environment:
The issue is caused by IMAP Partial Fetch functionality.
Partial fetch functionality fetches attachment in batches of 16 KB chunks each.
10 MB file would require more than 500 fetches to complete the download, which would causes delay.
Add the following setting to Email Account receiver key properties as : mail.imap.partialfetch = false
Published February 8, 2017 - Updated February 19, 2017