[vbox-dev] very slow installing windows 7 sp1 beta refresh

Frank Mehnert frank.mehnert at oracle.com
Wed Sep 15 00:54:58 PDT 2010


On Tuesday 14 September 2010, walt wrote:
> On 09/14/2010 06:42 AM, Sander van Leeuwen wrote:
> >   Walt,
> >
> > The performance regression you're seeing is possibly fixed in the trunk
> > now (not synced yet). Look for the following commit:
> >      SyncPageWorkerTrackDeref
> > <http://linserv.germany.sun.com/vbox/wiki/SyncPageWorkerTrackDeref>: Use
> > the hint we retrieved from the cached dirty guest PT. Do not reset the
> > modifications counter in InvalidatePage
> > <http://linserv.germany.sun.com/vbox/wiki/InvalidatePage>.
>
> I'm still waiting for that commit to show up, so meanwhile I did the
> profiling logs, which are attached.  I hope they show something useful.

This changeset is now available in the public SVN, have a look at
r32480.

Kind regards,

Frank
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