Search Issue Tracker
Duplicate
Votes
0
Found in
2017.1.0f3
Issue ID
947224
Regression
Yes
Particle System Sub Emitter maximizes CPU usage up to 95%
Reproduction steps:
1. Download project "Particle Bug.zip" and open in Unity
2. Select object "Problem Particle System" in Hierarchy
3. Enter Play mode
4. Select PostLateUpdate.ParticleSystemEndUpdateAll in Profiler
5. Disable / Enable Sub Emitters of "Problem Particle System"
Expected: CPU usage to be about 2 to 10%
Actual: maximum CPU usage is about 95% (reason for percentage is "Sub Emitter Particle" property Size over Lifetime)
Reproduced on: 2017.1.0b1; 2017.1.1f1; 2017.2.0b10; 2017.3.0a7
Not reproduced on: 5.6.3p2; 2017.1.0a6
Regression introduced: 2017.1.0b1
Note: "Sub Emitter Particle" property Collision also increases CPU usage, but not to that extent
Add comment
All about bugs
View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.
Latest issues
- Tile Palette grid is moved after entering Play Mode
- Tile Palette Edit mode turns off in Play Mode
- The Editor crashes when Generating Font Atlas in the Font Asset Creator with “9999999999” padding and 256x256 Atlas Resolution
- [iOS] An “ArgumentNullException” error is thrown when GetIntroductoryPriceDictionary() method is called
- Font Import Settings documentation page is missing when the documentation button is pressed in the Inspector window
This is a duplicate of issue #930933