jdk8 build times

David Holmes david.holmes at oracle.com
Thu Aug 29 00:33:26 UTC 2013

On 29/08/2013 7:44 AM, Pete Brunet wrote:
> On 8/28/13 2:11 PM, Tim Bell wrote:
>> On 08/28/13 11:47 AM, Pete Brunet wrote:
>>> Since winset ran in a separate window and it closed before I could
>>> use the info I needed this advice:
>>> http://superuser.com/questions/93826/winsat-command-line-closes-too-fast
>>> Running as admin solved it.
>> Or open a command window and type in the command line as I did (see
>> attached screen grab).

That has to be an Administrator privileged command-window (run as 
Administrator). Otherwise the regular command-window launches a 
privileged one that closes itself upon completion.


>> If you are on the system console of a Windows 7 box, you can right
>> click on the system icon and pick 'Properties', then click
>> 'Performance Information and Tools' to get to a "Windows Experience
>> Index" screen.  Unfortunately this refuses to run over an RDP (remote
>> desktop) connection, so it is back to the command line for me.
> Using properties didn't work for me but this should work through RDP:
> activate the control panel, view by small icons (instead of categories),
> choose Performance Information Tools.
> I didn't see anything about disk performance beside the performance
> number, 5.9 in my case.
>>> Here are my numbers: 23.629, 30.545, 113.723 which are about 10x worse
>>> than your numbers below.  It would be interesting to see someone's
>>> numbers for a laptop SSD.
>> Yes it would be interesting to hear about SSD.  Your numbers are about
>> as bad as on my laptop, a Dell E6420 loaded with AV and other
>> corporate mandated S/W.
>>> What do I need to do to use a datacenter VM?
>> That is internal corporate trivia, so I will tell you about it off-list.
>>> Would the latency from Austin negate the gain in disk performance?
>> Not much - at least I have not noticed it.  You typically pay once for
>> the time to fetch or update the sources, and then build many times.
>> That is why we want everything local to the build system.
>> Tim

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