Re: [webkit-dev] webkit r38760 degrades performance significantly

2008-12-01 Thread Adam Roben


On Nov 28, 2008, at 3:18 AM, Dave Cronk wrote:

As reported earlier the r38760 build caused a 5% degradation in  
performance on my MBP 17.  Now the r38826 build has caused a further  
degradation. During this period the Safari browser has maintained a  
score of about 3300.


Prior to r38760 - about 830
After r38760 - about 870
After r38826 - about 900

Please let me now if I'm the only one seeing this degradation and  
I'll check for any other possible explanations.


It sounds like you're running nightly builds. I think some other  
responders to this thread have assumed that you meant that the actual  
code change that resulted in r38760 being committed to Subversion  
caused a performance regression, while what you really mean (I think)  
is that the r38760 nightly build is slower than some nightly build  
prior to it.


Can you tell us which builds you ran and the score you obtained for  
each? (How was the score determined, btw?)


-Adam

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Re: [webkit-dev] webkit r38760 degrades performance significantly

2008-11-30 Thread Simon Fraser


On Nov 28, 2008, at 12:18 AM, Dave Cronk wrote:

As reported earlier the r38760 build caused a 5% degradation in  
performance on my MBP 17.  Now the r38826 build has caused a further  
degradation. During this period the Safari browser has maintained a  
score of about 3300.


Prior to r38760 - about 830
After r38760 - about 870


http://trac.webkit.org/changeset/38760

As mentioned before, this commit has no effect on the code, so any  
significant performance degradation that you are measuring here puts  
your methodology in question. Are your results repeatable?


After r38826 - about 900


http://trac.webkit.org/changeset/38826

This also looks like it's unlikely to have performance impact.

Simon

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Re: [webkit-dev] webkit r38760 degrades performance significantly

2008-11-28 Thread Dave Cronk
As reported earlier the r38760 build caused a 5% degradation in performance on 
my MBP 17.  Now the r38826 build has caused a further degradation. During this 
period the Safari browser has maintained a score of about 3300.

Prior to r38760 - about 830
After r38760 - about 870
After r38826 - about 900

Please let me now if I'm the only one seeing this degradation and I'll check 
for any other possible explanations.

- Dave
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[webkit-dev] webkit r38760 degrades performance significantly

2008-11-25 Thread Dave Cronk
webkit r38760 (11/25) degrades performance by about 5%.
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Re: [webkit-dev] webkit r38760 degrades performance significantly

2008-11-25 Thread Eric Seidel
Performance of what?  On what test?

http://trac.webkit.org/changeset/38760
doesn't touch any code. :)

-eric

On Tue, Nov 25, 2008 at 5:46 PM, Dave Cronk [EMAIL PROTECTED] wrote:

 webkit r38760 (11/25) degrades performance by about 5%.
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Re: [webkit-dev] webkit r38760 degrades performance significantly

2008-11-25 Thread Dave Cronk
SunSpider 
 
On Tuesday, November 25, 2008, at 08:24PM, Eric Seidel [EMAIL PROTECTED] 
wrote:
Performance of what?  On what test?

http://trac.webkit.org/changeset/38760
doesn't touch any code. :)

-eric

On Tue, Nov 25, 2008 at 5:46 PM, Dave Cronk [EMAIL PROTECTED] wrote:

 webkit r38760 (11/25) degrades performance by about 5%.
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Re: [webkit-dev] webkit r38760 degrades performance significantly

2008-11-25 Thread Dave Cronk
SunSpider 
 
On Tuesday, November 25, 2008, at 08:24PM, Eric Seidel [EMAIL PROTECTED] 
wrote:
Performance of what?  On what test?

http://trac.webkit.org/changeset/38760
doesn't touch any code. :)

-eric

On Tue, Nov 25, 2008 at 5:46 PM, Dave Cronk [EMAIL PROTECTED] wrote:

 webkit r38760 (11/25) degrades performance by about 5%.
 ___
 webkit-dev mailing list
 webkit-dev@lists.webkit.org
 http://lists.webkit.org/mailman/listinfo.cgi/webkit-dev


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Re: [webkit-dev] webkit r38760 degrades performance significantly

2008-11-25 Thread Dave Cronk
SunSpider 
 
On Tuesday, November 25, 2008, at 08:24PM, Eric Seidel [EMAIL PROTECTED] 
wrote:
Performance of what?  On what test?

http://trac.webkit.org/changeset/38760
doesn't touch any code. :)

-eric

On Tue, Nov 25, 2008 at 5:46 PM, Dave Cronk [EMAIL PROTECTED] wrote:

 webkit r38760 (11/25) degrades performance by about 5%.
 ___
 webkit-dev mailing list
 webkit-dev@lists.webkit.org
 http://lists.webkit.org/mailman/listinfo.cgi/webkit-dev


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