This isn't going through the sensor framework.

On Thu, 2013-12-12 at 20:01 +0000, Clark, Joel wrote:
> For IVI, we are expecting several thousand sensor updates per second, with 
> nearly 200 different types of sensor data.  Think about data on the engine, 
> transmission, wheels, brakes, windows, doors, seats, radar updates on 
> proximity, etc. 
> 
> Regards
> Joel
> 
> 
> -----Original Message-----
> From: Kok, Auke-jan H [mailto:[email protected]] 
> Sent: Thursday, December 12, 2013 11:35 AM
> To: Clark, Joel
> Cc: [email protected]
> Subject: Re: [Dev] Tizen use of FIFO & Nice
> 
> On Thu, Dec 12, 2013 at 9:38 AM, Clark, Joel <[email protected]> wrote:
> > Why does Tizen use FIFO and NICE?  There are more than 500 threads 
> > with FIFO and NICE affecting the performance of critical elements for 
> > reading sensor data and updating location etc.
> 
> Mostly to prioritize screen update refresh rates. Do you really need your GPS 
> location to update within a 20ms interval?
> 
> Humans can see a single frame drop, easily. Audio is critical too.
> Sensor data (apart from touch) is almost irrelevant at the scale that humans 
> can detect.
> 
> Also, even with Nice values set high, applications can still be low latency. 
> They do not necessarily conflict.
> 
> Auke
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