The old limit of 5000 is becoming noticeably slow as we build up more data. In practice, 1000 is a more reasonable limit.
Created attachment 385816 [details] Patch
Comment on attachment 385816 [details] Patch Clearing flags on attachment: 385816 Committed r253599: <https://trac.webkit.org/changeset/253599>
All reviewed patches have been landed. Closing bug.
<rdar://problem/57990563>