Battery/SoT - Xiaomi Redmi Note 7 Questions & Answers

Hey,
I'm running Lineage 17.1 and Predator Kernel in my redmi.
Anyway I get only around 6h of SoT. Any recommendations to improve this?
Thanks!

Screenshots attached

each time after I flashed predator, lineageos 17.1 stuck to "apps are staring..." and then reboot in loop.

I've already used several AOSP roms and several kernels, and I don't like the battery consumption either in standby or in use.
At night and in airplane mode it consumes 6% of battery, which is a lot in 7H, which is the time I sleep. My usage profile has not changed for some time now.
The SOT I get sometimes doesn't arrive at 8H. From my experience I can conclude that the CPU is not very energy efficient, I consider it a spender especially on standby.
I had a Mi9-Lite and it was much better in this respect.
The best results I got, in terms of battery performance, were:
Rom Ancient + Ancient kernel
The Sporus KERNEL (I believe that there is no topic here on the XDA) is also not bad, but it does not have many regulatory updates
Now I'm testing BlissRom + Sporus Kernel (Bliss Rom is very, very fast rom)
If anyone wants I can leave the SporusKernel ZIP here (which is overclocked on the CPU and on the screen)
Sporus Kernel-ZIP: https://www114.zippyshare.com/v/VJQE4cik/file.html

Related

[Q] Battery Life with CM7 Barebones

Hello,
I have received my Kindle 4 days ago. Rooted, backup-ed in the next hour and I installed CM7 Barebones edition, a very nice ROM.
After 2 days of intensive use, I found that the battery life in use is very reasonable, but in sleep mode without wifi, no sync and only the core services of android, i notice a 2% battery loss by hour. In the "battery use" menu in parameters, the process "when phone is idle" take me about 10% of battery. I intend to test with or without airplane mode and the battery consumption is about the same.
So my question for the other users of this rom : are you experiencing the same levels of battery consumption in sleep mode ?
Thank you by advance ...
PinguinKilla said:
Hello,
I have received my Kindle 4 days ago. Rooted, backup-ed in the next hour and I installed CM7 Barebones edition, a very nice ROM.
After 2 days of intensive use, I found that the battery life in use is very reasonable, but in sleep mode without wifi, no sync and only the core services of android, i notice a 2% battery loss by hour. In the "battery use" menu in parameters, the process "when phone is idle" take me about 10% of battery. I intend to test with or without airplane mode and the battery consumption is about the same.
So my question for the other users of this rom : are you experiencing the same levels of battery consumption in sleep mode ?
Thank you by advance ...
Click to expand...
Click to collapse
Honestly haven't tired the Bare Bones ROM but I have the WhistleStop CM7 ROM and the Skimp Killah Super Kang CM7 ROM and both are great. I know Whistlestops version gets great battery life with almost no drain in sleep mode. I can sleep all night and only lose 1% with it. Just trying out the SKSK. I'll let you know.
I personally have not extensively tested the battery life of the rom I built (CM7 barebones). I do know the battery for me has no problem lasting a full day, which is fine for my need's. You could always flash over the stock kernel (which I will attach to this post) and compare the two. The current kernel in use is a intersectRaven build (20120110_1106 I think but am unsure). It is still being developed so battery life will likely just get better.
But anyway. Check the attachments on this post for the stock CM7 kernel built 02-01-2012. Also note, the stock kernel is not overclocked. It's default speed is 1008Mhz, where as Raven's is set to 1.2Ghz.
Ok ... indexa question for the whistletop rom, do you put the kf in airplane mode ? When i did not it seek for a signal and eat some power ....
Sent from my Kindle Fire (CM7).
Takenover83 said:
I personally have not extensively tested the battery life of the rom I built (CM7 barebones). I do know the battery for me has no problem lasting a full day, which is fine for my need's. You could always flash over the stock kernel (which I will attach to this post) and compare the two. The current kernel in use is a intersectRaven build (20120110_1106 I think but am unsure). It is still being developed so battery life will likely just get better.
But anyway. Check the attachments on this post for the stock CM7 kernel built 02-01-2012. Also note, the stock kernel is not overclocked. It's default speed is 1008Mhz, where as Raven's is set to 1.2Ghz.
Click to expand...
Click to collapse
I've notice a similar thing with the battery life. Prior to this ROM I was using whistletop's ROM with no battery loss while the device was sleeping. So as Takenover83 indicated, it's more likely to be an issue with intersectRavens kernal.
No problem, I can live with it for now. I love the responsiveness of this ROM, Thanks Takenover83.
I left my device alone for a little over ~10.5hours. Only thing I turned off was wifi. Note, I have a crap load of app's installed.
After 10 hours, I had 90% battery. So that's roughly 1 percent per hour, which I can live with. This was On Demand 300/1200.
Yeah I noticed a significant drain in battery loss. This morning my kindle was completely dead and when I got it charged I had some serious problems. It seemed wifi stopped working. I was able to connect but none of my google apps couldn't connect.

For those getting +5 hours of SOT, what are your current ROMs and kernels?

Also, how's performance for you?
I'm running a build of Exodus 5.1 with the boeffla kernel, and I'm getting around 3 hours SOT from 100% to 0% battery. That said, I have it set up in a way where I have zero lag (not using performance governor) and I'm getting 76206 on Antutu. with. I've also got Greenify and Amplify.
Just as a side note, how is your charging? I'm getting around 200mAh in (from my best cable and charger) boosted to around 650mAh using boeffla settings. Isn't that a bit low?
Atleast for me and my OPO, only the original charger and cable gets reconized as AC Charger, everything else i plug in as USB Charge, thats why the chip is force values around 200-650mA.
Boeffla Kernel can show u that, if the app says "Ac Charger" + a mAh value then u'r good, if it's not and just shows only a mAh value instead, the Cabel and Chager are reconzied as USB Charger therefore the IC Power Chip limits the throughput.
Sultanxda's 5.1.1 caf rom. Can easily bit 6-7 hours sot. Stock kernal
Before switching roms you should try wakelock detector and/or better battery stats to see if something is keeping your phone awake and killing your battery.
I don't worry too much about benchmark scores, focus on how your rom runs for everyday usage. Performance is just fine for me, but I don't play any heavy games on my phone though
Sent from my A0001 using Tapatalk
Stock ROM and Boeffla Kernel, 6 hours of SOT with a battery friendly configuration (light undervolt, small underclock and balanced governor), but performances are still great with no lags. However with the stock kernel I never went below 5 hours, which is already a great result
used to have 8h SoT on KitKat. any lollipop / MM rom gives me max. 4h.
Darkobas best battery for me. Around 6 hrs. Then Herna's Omni and RaCyan: more than 5hrs.
Sent from my A0001 using Tapatalk
slimsaber 0r Omni 6.0.x and sultan CM 13 06/12. CM 07/12build all giving 5+ hrs SOT for me.
I got about 5.5hrs on data (mostly LTE) yesterday across about 14-15hrs usage.
Sultanxda CM13 rom. Everything stock. No greenify and amplify and stuff. Turn of keep awake and wake up for google play services.
recently switched back to kitkat after realizind nobody was gonna fix the sitty battery life on 5.x and upwards. Not regretting my decesion. Bear in mind this is a one and a half year old phone that has seen daily usage, almost half of it was on 5.x, waiting for a battery drain fix. When it didn't come, I came back to 4.4.4 and I'm happy to say my battery is still healthy (was a bit worried all those months running a battery draining rom would have strained my battery). Cant tell you anything about charging since im using stock kernel on official CM11S with a stock charger, other than the fact that it charges really fast. Performance is so good that i decided to try and undervold (to 1950~) and im seeing no noticeable difference. Device is nice and snappy. I'd wholeheartedly suggest a switch to kitkat for the time being for anyone that wants to max out battery usage.
Note: These screenshots were taken after only the 2nd battery charge cycle so the battery still isnt calibrated all the way. After a few more charge cycles, i could probably get back to what i was used to on kitkat in terms of battery life: namely 8h screen time.
Darkobas ROM lightning kernel stylo king smartmax profile 1st charge cycle
My phone running on stock COS12.1 and can get around 7-8 hours of SOT with WiFi in 1 day usage. On 2 days usage SOT 5 to 6 hours. But on Mobile Data I getting a 4 to 5 hours of SOT. For charging I using Apple's wall brick from old Ipad and original OPO cable - 0 - 100% in less then 2 hours.
Sultan cm13 nov build. Getting constantly over 5hr sot with LTE. Standby time 12-16hrs.
Disable the wakeup for google play services.
I'm on sultan's 01/01 cm13 build. Currently have 1:43 sot and am at 78%. Was at 92% after upgrading. So that's 7.357 minutes per 1% battery, or 12.26 hours SOT. Wakelocks are not an issue here because this is continuous use on about 30% brightness, wifi and lte on, sync on, Web browsing and YouTube only (no gaming). Completely stock build with no power saving bs. Sultan for president!
TLDR; depending on your useage, 12 hours SOT on cm13 is possible.
4.4 with cm11s
I've never had more than 2 hours SOT with any rom (stock, sultan's caf, exodus, and others), do I have a battery problem?
5,5-6h SoT with Fusionjack's SlimSaber 6.01 which is based on OmniROM Sources. I'm using this ROM without any modifications, like custom kernel or xposed, neither i'm using things like greenify or similar. I've just tuned the power profiles to save battery while screen is off and limited max cpu frequency to 1958MHz to prevent heating. I'm using Facebook+Messenger and WhatsApp, which are by far the biggest battery hoggers and running Google Now with on Tap with GPS at hight accuracy the whole day. So the reached SoT is absolutely nice. Calculatory that would mean, without Facebook, WhatsApp and deactivated GoogleNow and GPS i could easily reach 8h SoT, but i prefer the comfort over the battery life, coz that's why i'm having such a smartphone.
Sultanxda CM12.1 rom w/ the kernel it comes with. With LTE/WiFi mixed use all day, getting 5-ish SOT and 24 hours battery life total. Installed Greenify but have it limited to hibernating 3 apps only. Likely going to fool around with profiles to see if I can squeeze an extra 3-4 hours out of it.
nikhil18 said:
Darkobas ROM lightning kernel stylo king smartmax profile 1st charge cycle
Click to expand...
Click to collapse
Hi, I'm running the same setup as you, I was just wondering about the level of screen brightness you are using? Is your phone running on full brigthness, 10%, 50%, 70%? And are you using apps like greenify, nap or anything similar?
I'm getting good battery life with your setup but not as good as you. My screen brightness is always set to full and I'm sure that could drain my battery faster. So I'm just curious to about what level of screen brightness everyone is using approximately to get these kind of great screen on times. I'm just super impressed and hats of to you and everyone who achieves this lenght of usage!!
Arju007 said:
Hi, I'm running the same setup as you, I was just wondering about the level of screen brightness you are using? Is your phone running on full brigthness, 10%, 50%, 70%? And are you using apps like greenify, nap or anything similar?
I'm getting good battery life with your setup but not as good as you. My screen brightness is always set to full and I'm sure that could drain my battery faster. So I'm just curious to about what level of screen brightness everyone is using approximately to get these kind of great screen on times. I'm just super impressed and hats of to you and everyone who achieves this lenght of usage!!
Click to expand...
Click to collapse
I got best battery with Darkobas, but my best is around 6. It depends on alot of things: your battery, your signal, your usages... I think my battery is old and the signal here is weak. So you can only compare to your battery life with other roms, other kernels...
Sent from my A0001 using Tapatalk
anbinhv said:
I got best battery with Darkobas, but my best is around 6. It depends on alot of things: your battery, your signal, your usages... I think my battery is old and the signal here is weak. So you can only compare to your battery life with other roms, other kernels...
Sent from my A0001 using Tapatalk
Click to expand...
Click to collapse
I definitely understand that and the factors there is. But I was just wondering if those who are receiving 6+ SOT have their screen brightness turned down or if their screen brightness is fully turned up.

ROM for good battery life?

Hey! I am currently running 7.1.1 on my rooted OP5 but I am not satisfied with the battery life... is there any rom that sagnifically improves the battery life of the oneplus 5?
You can try RR unofficial with Blu Spark Kernel. It has an fully working OOS Stock Cam and comes with YouTube Adaway and background player. Also i get 9 hours SOT with the default kernel profile and no heavy multitasking. Or wait for an unreleased ROM, can't say the name yet, cause it's in an Testing Phase.:highfive:
What kind of battery life are you currently getting? Are you running stock OOS with the stock kernel? Switching to a custom ROM to improve battery life seems extreme if you haven't explored any options on your current ROM to improve battery life first. Are you trying to improve SOT? Reduce idle drain? Both?
freaky2xd said:
Hey! I am currently running 7.1.1 on my rooted OP5 but I am not satisfied with the battery life... is there any rom that sagnifically improves the battery life of the oneplus 5?
Click to expand...
Click to collapse
Yeah, install EX kernel, significantly under-volt and under-frequency it, and install one of these super aggressive EX profiles that put half your cores to sleep. The delete all apps you don't use, particularly system apps, and Greenify everything else, turn off push notifications and location services, and turn down screen brightness to a minimum. While you are at it lock the phone in a volt to keep you from turning on the screen. You will get great battery life alright, but you may not like using the phone :banghead:
I'm running Pure Fusion with blu spark and am getting nearly 9hrs SOT
Great ROM and kernel combo imo

Stand-by battery life with custom ROMs is bad

In the same conditions (no SIM, no WiFi, no Bluetooth, no NFC, fresh reinstall) using the latest available MoKee ROM and the latest available LineageOS, I get 1 hour of stand-by autonomy for each percent of battery capacity. But using the official 4.4.2 ROM, I get like one day for 6% of battery.
Battery life while watching a video on LineageOS was OK though.
I guess the custom ROMs lack some Samsung deep sleep stuff? I also have a Galaxy Note 8.0 (the tablet) and it has astonishing stand-by autonomy.
Is there something I can do to improve stand-by autonomy of my Note 3? Thanks.
you can use another kernel or you looks at "Tweaks" - Manager for your Note 3.
Here can you change the Settings for max/min CPU, Deep Sleep and another
Well it was the NFC, I thought I had it disabled but it was still active. I seem to be getting a stand-by battery life similar to that of the standard ROM now. I didn't think just having NFC enabled would consume so much energy.

ROM / kernel tierlist, battery drain

Hello there.
I'm looking for some opinions or reviews of custom ROMs and kernels.
I need best battery performance. But every time I try something new, the best I get is overnight battery drain (e.g.: I lose 20% of battery when sleeping).
I was using PixelExperience 11, which when I used greenify didn't have this overnight drain. Then I switched to A12 (ArrowOS) and here I am again.
I have 25% battery wear (real capacity around 3000 mAh), which is not great but performed good on PE11. My phone usually lasts one or two days of light use (Messenger, Discord, sometimes watching YT on 4G), which is not bad for two and half years old battery! But the overnight drain isn't good thing ...
I very doubt that every Mi 9T or Redmi K20 user has this poor battery performance - battery drain when not in use, on every custom ROM, so there must be some tweak (kernel?), ROM or something I don't know about. Or I am simply doing something wrong.
As I told you, I need best battery (and if it's possible, not MIUI). I'm currently on ArrowOS12 with InfinityBattery Kernel. ROMs, kernels suggestions? What's your battery performance? Do you have this drain too?

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