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

walt w41ter at gmail.com
Wed Sep 15 07:27:31 PDT 2010


On 09/15/2010 12:54 AM, Frank Mehnert wrote:
> 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.

Yes, speed is back to normal now, thanks :)






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