Bug 217847

Summary:	Repaint issue in large SVG on https://demo.ui.com
Product:	WebKit	Reporter:	Jon Lee <jonlee>
Component:	SVG	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	simon.fraser, webkit-bug-importer, zimmermann
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified
URL:	https://demo.ui.com/manage/site/outlets/dashboard

Description Jon Lee 2020-10-16 15:05:41 PDT

On STP 114,

Load https://demo.ui.com/manage/site/outlets/maps/topology. It will take a long time.

Eventually you'll see a tall SVG of a network map. Click and drag around. Repaint rects are very wrong and there's a trail of stuff left behind.

Comment 1 Radar WebKit Bug Importer 2020-10-16 15:08:01 PDT

<rdar://problem/70393495>

Comment 2 Simon Fraser (smfr) 2020-10-17 12:15:49 PDT

And WebKit is vastly slower than Chrome.