[Webkit-unassigned] [Bug 169179] New: WebContent process often uses 100% CPU on tabelog.com
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Sat Mar 4 23:07:49 PST 2017
https://bugs.webkit.org/show_bug.cgi?id=169179
Bug ID: 169179
Summary: WebContent process often uses 100% CPU on tabelog.com
Classification: Unclassified
Product: WebKit
Version: Safari Technology Preview
Hardware: Unspecified
OS: Unspecified
Status: NEW
Severity: Normal
Priority: P2
Component: Page Loading
Assignee: webkit-unassigned at lists.webkit.org
Reporter: rniwa at webkit.org
CC: beidson at apple.com
Reproduction steps:
1. Visit https://tabelog.com/tokyo/A1308/A130801/rstLst/RC010201/
2. If you see a map with English text, click on "æ¥æ¬èª" on the right upper corner, and open the URL again.
3. Open a bunch of pages on a new tab by cmd+click on the names of restaurants.
4. Open one of the newly opened tabs.
5. Go back to the ranking / list page.
6. Open more restaurants in a new tab.
Repeat 3-6 a couple of times.
WebContent process will end up using 100% of CPU.
Tested on STP23 and STP24.
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