Touch Sampling Rate - Xiaomi Black Shark 3 Questions & Answers

Anyone have tried this?
https://www.youtube.com/watch?v=riWKa6hN_So&ab_channel=ChongLiu
adb shell getevent -r-t-l
giving me rate of 180hz most of the time

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Questions about Using SetCPU on rooted EVO

For background I am running Fresh's rom on my Evo. Have a couple questions:
#1 Really not sure if I need to use Perflock. When I'm in SetCPU, I have my min max 245 - 768. Despite this it is ranging 245-998. While it doesn't appear to be in use / idle it appears to hanging around 245. Is this normal behavior for the CPU when SetCPU is not enabled? It appears to me that I do need Perflock because once I set it, the processor is limited to 768 as requested.
#2 if Perflock is required, is it worth the extra step each boot to change from 999 to 768? Is it a big savings?
#3 How does one check to see that the mandatory 245 speed is really active when screen is off?
Thanks!
I'm not altogether sure about #1 or #2.
I can answer #3.
If you are running fresh, you can check this using adb.
Just lock your screen and leave it for a while to idle.
On your computer, using adb, you can type:
Code:
adb shell powertop -d
Wait for it to finish. It should print out a bunch of output after 15 seconds or so. Near the top, there will be CPU frequencies and a percentage of time spent right next to them.
Look for something along the lines of:
Code:
245 MHz x%
Jykinturah said:
I'm not altogether sure about #1 or #2.
I can answer #3.
If you are running fresh, you can check this using adb.
Just lock your screen and leave it for a while to idle.
On your computer, using adb, you can type:
Code:
adb shell powertop -d
Wait for it to finish. It should print out a bunch of output after 15 seconds or so. Near the top, there will be CPU frequencies and a percentage of time spent right next to them.
Look for something along the lines of:
Code:
245 MHz x%
Click to expand...
Click to collapse
Thanks! I'll try that out

[Q] Accessing ppg raw sensor data?

Hi!
I will be developing an application that will check if your heart is healthy and i need a device where i can access the raw data of the heartrate sensor to see if there is any irregularities.
Has anyone tried getting access to this? If this is the case any idea what the sampling rate of the sensor is?
Regards

Has anyone got adb shell dumpsys batterystats --reset to work?

Since Lenovo P2 is one big power source I have found out that I rarely have to charge the battery to 100%. Often I find 80% sufficient, but if you only charge to this level battery stats won't reset. I think the lowest you can charge while battery stats still resets is 90%. I have tried the adb shell dumpsys batterystats --reset without success (rooted with Magisk). Magisk have previously had problems so it could be a reason. It could also be due to the stock rom/kernel not supporting this.
My question is simply: Has anyone successfully resetted battery stats with the dumpsys command? (which I believe is the only way doing it manually)

Question Pixel 6 Pro Refresh rate

I've just set up my phone, and from all the videos never seen anyone comenting on the LTPO panel refresh rate. Tested the screen by enabling the FPS counter in developer settings and noticed it never goes down to 10hz. Even worse - always on stays locked at 120hz and home screen locks at 60hz. Is there something I am missing, or is it a bug?
IvanPTachev said:
I've just set up my phone, and from all the videos never seen anyone comenting on the LTPO panel refresh rate. Tested the screen by enabling the FPS counter in developer settings and noticed it never goes down to 10hz. Even worse - always on stays locked at 120hz and home screen locks at 60hz. Is there something I am missing, or is it a bug?
Click to expand...
Click to collapse
I've seen on other device threads were the built in FPS counter doesn't show the actual refresh rate and only bounces between those two. Can't recall what method was used but there are other apps that will display the proper info.
I see. I read on the Xda review, that it fluctuates between 60-120 so wanted to test and see if thats true, as I would imagine it dropping down to 10hz would be way better for battery performance.
This review is confirming that too. The variable refresh rate is definitely broken...
JDUS said:
This review is confirming that too. The variable refresh rate is definitely broken...
Click to expand...
Click to collapse
As I understand it, SurfaceFlinger only sees 60 and 120, but can't see below 60. It is the display controller that sees below 60, so I suspect the Poco X3 has a different display controller than the Pixel 6 Pro. I think the Pixel 6 Pro would have to have a different display controller to allow the the developer options refresh rate to display anything below 60.
Anyone having an issue where the phone just drops down to 60hz even thou the slider is set on 120hz?? Happens about once a day for me the only way to fix it is a reboot
Joelbrentbell said:
Anyone having an issue where the phone just drops down to 60hz even thou the slider is set on 120hz?? Happens about once a day for me the only way to fix it is a reboot
Click to expand...
Click to collapse
Are you using tasker? I noticed in tasker that one of the tasks I had running dropped the display down to 60hz. Either that or it lowered performance in some way.
I am not using tasker the phone is 100% stock don't know why I'm having this issue
The Oneplus 9 Pro was meant to go down 1Hz when looking at static content but no one can verify that, according to GSM Arena.
If the static content can be a GIF image, one can easily verify the 1 Hz claim if the GIF updates only once every second.
The LTPO display seems a mess. Totally broken.
https://twitter.com/i/web/status/1455577873209864198
Joelbrentbell said:
Anyone having an issue where the phone just drops down to 60hz even thou the slider is set on 120hz?? Happens about once a day for me the only way to fix it is a reboot
Click to expand...
Click to collapse
yes, i am having the exact same issue.
i reckon it could be due to some app which hangs in the background as i already witnessed that if you listen to telegram or whatsapp voice messages and minimize the messenger app, you get the same issue.
I truly am not a person who feels I need to point fingers at the competition in order to feel better, but this is interesting: Samsung attempts to explain Galaxy S22 screen refresh-rate shenanigans

SM-R810 not recording sleep / not measuring heart rate on manual request

Hi all!
I have the following issue: for the last couple of days, I noticed, that the watch is not recording sleep, and also not able to measure heartrate when I use the feature from S-Health, saying: "Stay still, while your watch tries to measure your heart rate again". Of course, I'm not moving, and the next try fails again.
However, if I set the watch to do continuous heart rate monitoring, it does measure the heart rate.
I have tried to reset the watch, went back to tizen 4, but did not help.
Any help is appreciated!

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