[Webkit-unassigned] [Bug 131696] New: Only webkit2 pages should have a page throttler.

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Apr 15 14:49:28 PDT 2014


           Summary: Only webkit2 pages should have a page throttler.
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: WebKit2
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: slewis at apple.com
                CC: barraclough at apple.com

Stephanie Lewis <slewis at apple.com> changed:

           What    |Removed                     |Added
 Attachment #229404|                            |review?
               Flag|                            |

Created an attachment (id=229404)
 --> (https://bugs.webkit.org/attachment.cgi?id=229404&action=review)

The page throttler controls app nap for WebKit2 web processes.  It shouldn't be created for WebKit1 views, SVG images, and the Web inspector.  This led to bugs where we would keep ourselves out of app nap because these extra page throttlers weren't tracking the correct states.

Related radars:
<rdar://problem/16473045> Visibility state counters are often incorrect
<rdar://problem/15511684> High CPU usage in WebContent
<rdar://problem/16218996> battery menu says safari using a lot of power, but i havent really used it in quite a while

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