Dual CPU setup - AP...
 
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Apr 9 2026 APP 2.0.0-beta40 will be released in 24 hours !

It has a major performance boost of 30-50% over 2.0.0-beta39 from calibration to integration, for mosaics even faster! We extensively optimized many critical parts of APP. All has been tested to guarantee correct optimizations. Drizzle and image resampling is much faster for instance, those modules have been completely rewritten. Much less memory usage. LNC 2.0 will be released which works much better and faster than LNC in it's current state. Improved Outlier Rejection with LN 2.0 rejection. macOS CMD+A works now in file chooser ! And more, all will be added to the release notes in the coming hours...

Update on the 2.0.0 release & the full manual

We are getting close to the 2.0.0 stable release and the full manual. The manual will soon become available on the website and also in PDF format. Both versions will be identical and once released, will start to follow the APP release cycle and thus will stay up-to-date to the latest APP version.

Once 2.0.0 is released, the price for APP will increase. Owner's license holders will not need to pay an upgrade fee to use 2.0.0, neither do Renter's license holders.

 

Dual CPU setup - APP is only using one of them!

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(@imnewhere)
Black Hole
Joined: 9 years ago
Posts: 174
Topic starter  

I am doing a mosaic and noticed that while APP sees all of the installed ram, but it doesn't seem to see both CPUs and is only using one of them, which is confirmed by task manager. Is there any way to fix this?

APP1
APP2


   
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(@wvreeven)
Quasar
Joined: 8 years ago
Posts: 2134
 

@imnewhere Hi, this seems to be related to hyperthreading (or a similar technology). And it looks like you are using APP 1.083-4. Is that correct?

Wouter



   
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(@imnewhere)
Black Hole
Joined: 9 years ago
Posts: 174
Topic starter  

@wvreeven 
I am using 2.0.0 - beta 4 on this one. As far as hyperthreading goes if I use it on my main desktop it sees all of the threads too. On the main desktop I run a xeon e5-2699v3 and on the other computer I run dual xeon e5-2696v4 processors. I have attached one from the main desktop where it shows that, and you can see on both they refer to threads rather than cores. I have attached screenshots from the relevant part of the screen from both computers since I run the other one as a remote desktop.

Capture
Capture

 

 



   
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(@mabula-admin)
Universe Admin
Joined: 9 years ago
Posts: 5056
 

Hi @imnewhere,

Thank you very much for reporting this.

I have added this to our ToDo list to investigate if it is possible to have APP use all avaliable CPUs and thus all available threads.

I know that I investigated this a couple of years ago and back then it was possible but only with commercial Oracle license meaning that an APP version having that capability would be more expensive for sure. Maybe things have changed though so I will make sure to check this soon and will update you on my findings.

Mabula



   
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(@imnewhere)
Black Hole
Joined: 9 years ago
Posts: 174
Topic starter  

Thanks! If you need me to test anything let me know. I built this machine specifically for processing.



   
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