Lambda S3 Put function not triggering for larger files
问题 I am currently exploring storing the attachments of an email separately from the .eml file itself. I have an SES rule set that delivers an inbound email to a bucket. When the bucket retrieves the email, an S3 Put Lambda function parses the raw email (MIME format), base64 decodes the attachment buffers, and does a putObject for each attachment and the original .eml file to a new bucket. My problem is that this Lambda function does not trigger for emails with attachments exceeding ~3-4 MB. The