MFMailComposeViewController with attachments is very slow

Originator:an00na
Number:rdar://22683450 Date Originated:14-Sep-2015 09:27 AM
Status:Closed Resolved:in iOS 10
Product:iOS SDK Product Version:9.0 GM
Classification:Performance Reproducible:Always
 
Summary:
MFMailComposeViewController with attachments(not very large) is very slow. It takes 5 seconds to be ready after presentation on iPhone 5s.

Steps to Reproduce:
1. Launch sample app.
2. See MFMailComposeViewController is presented.
3. Time it.

Regression:
iOS 8 doesn’t have this issue.

Sample code:
http://cl.ly/2L092p3e2N0n

Comments


Please note: Reports posted here will not necessarily be seen by Apple. All problems should be submitted at bugreport.apple.com before they are posted here. Please only post information for Radars that you have filed yourself, and please do not include Apple confidential information in your posts. Thank you!