[Q] Which kernel? - HTC Desire S

What are the benefits of the tiamat kernel over the cyanogenmod kernel?
Which one should i use on the miui rom? (Want to have a stable rom with great battery life)

Jahai said:
What are the benefits of the tiamat kernel over the cyanogenmod kernel?
Which one should i use on the miui rom? (Want to have a stable rom with great battery life)
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Stable are both, battery life is a little better with tiamat, because it is undervolted.
Swyped from my HTC Desire S

Tectas said:
Stable are both, battery life is a little better with tiamat, because it is undervolted.
Swyped from my HTC Desire S
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thats all? or are the more benefits? specially on the miui rom?

Tiamat has more governors. It is undervolted, and has higher OC

I'm using cyanogenmod nightlies with latest Tiamat kernel and I'm experiencing random reboots. Might it be because of Tiamat's UV? Maybe I should try cyanogen's own kernel for a while.

clashi said:
I'm using cyanogenmod nightlies with latest Tiamat kernel and I'm experiencing random reboots. Might it be because of Tiamat's UV? Maybe I should try cyanogen's own kernel for a while.
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There are comments about this, plus a temp fix, in the cm nightlies thread...
Sent from my HTC Desire S using xda premium

Jahai said:
thats all? or are the more benefits? specially on the miui rom?
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It has some awesome battery life on Tiamat. I had to recently re-flash after mucking up the battery calibration process and went with hyperion, which had decent battery life but I dunno, Tiamat seemed to pack better battery optimization's.
Compared to the CM one, I found Tiamat to be very much better. Which makes sense since this kernel is targeted at HTC devices. The CM kernel wasn't bad by any means, and was comparable to my stock one, but Tiamat, for me, has proved to be an excellent battery saver and with the CPU Governor settings properly adjusted makes for a long, long lasting device.
A two day usage leaves the phone at around 50% (it's medium to heavy usage), with stock it was 20% and with CM it was 25%.
It's worth testing, at least!

Related

Best kernel for battery life?

I was wondering what the best kernel to use if I was looking for better batter life
Sent from my ADR6400L
Adrenaline's 4.4.2 by FAR I am getting better battery life and performance than I ever have
Sent from my Thundaaabolt using XDA Premium App
I will have to try that one from Adrenaline. In the meantime I have been using lean kernel lame version 0.5. Have not tried the 1.0 version yet, the .92 version gave me shorter battery life and lower performance with a quadrant score to back it up. I work in the middle of no-where, going from stock rooted to rooted with liquid and lean kernel 0.5 I went from 5 hrs battery life to 18 hrs.
Another check next to Adrynalyn's 4.4.2
Sent from my BAMF'd T-Bolt
I personally use Imoseyon's v1.11 Battery savery kernel with the Smartass governor. I don't really need the phone to be overclocked so running it at stock speeds is good enough for me. I can easily last for a day without charge with a decent amount of usage. Wifi @ home, 4g @ work.
dotson817 said:
Adrenaline's 4.4.2 by FAR I am getting better battery life and performance than I ever have
Sent from my Thundaaabolt using XDA Premium App
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You got a +1 from me! I am using the same kernel, and battery life so far is phenomenal! The radio upgrade may also help with the battery, but it is too soon to tell if it had any effect. Anyone try running that kernel on smartass?
with adrynalyne's 4.4.2 kernel do you guys use Setcpu with it and if so can you explain your settings? thanx
Mako84 said:
with adrynalyne's 4.4.2 kernel do you guys use Setcpu with it and if so can you explain your settings? thanx
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Max speed 1036, on demand governor, no extra rules set up. Great battery life.
Can you guys tell a difference in battery if you don't use SetCPU?
I too am running Adrynalyn's 4.4.2. My battery life is much improved.
To follow up on my earlier post I went from leankernel v0.5 to v1.11 normal. Impressed so far battery life is on par with what I experienced on 0.5. Quadrant scores are slightly higher, real life response feels identical.
[Kernel] leanKernel: minimal kernel, 1.41Ghz (and 1.92Ghz)
**Edit
Left out specifics I run with SetCPU (interactiveX) governor 1408 max - 245 min. on Liquid rom v1.0

[KERNEL][28 APR]LorDMod|SMARTASS|BFSv400|CFS|SLQB|UV|1.99GHz|VOL|V DD|SQ LITE3|

http://forum.xda-developers.com/showthread.php?t=1020637
DON'T USE THE ROM, IT IS OUTDATED AND HAS BEEN DISCONTINUED!
DO NOT USE THE "PUV" (Pinky UnderVolt) VERSION, IT WILL CAUSE YOUR DEVICE TO GET STUCK AT THE SPLASHSCREEN! (POSSIBLY)
I DID NOT MAKE THIS KERNEL, I'M JUST POSTING IT HERE FOR YOU ALL.
THIS IS NOT FOR ANY OTHER ROMS BESIDES CM7 (AND CM7-BASED ROMS) AND MIUI, SO DON'T ASK!
I'm using the UUV CFS version. It is very fast and smooth, I urge you not to have an OC past 1.3GHz as a daily driver, unless you want horrible battery life.
Any option below PUV is safe (UUV, -50mV, and -25mV all work, but every device varies).
i didnt think my phone could ever sh*t itself until i flashed this kernal.
dethpikil said:
i didnt think my phone could ever sh*t itself until i flashed this kernal.
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i logged in just to ask you to decrypt that message. what does that mean? bad kernal?
vln004 said:
i logged in just to ask you to decrypt that message. what does that mean? bad kernal?
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Click to collapse
lol, iffy kernal. especially with two versions available, its kinda strange testing them and seeing whats best for your phone. flashed the cfs version, and as expected, things seemed evenly smother throughout the phone, yet even at 1.99, there was nothing special or over the top about performance. also, i had a very strange, completely indescribable hiccup after booting.
EDIT
tried the bfs version, and still nothing special. maybe its just me and my miui rom. the 1.99 is cool, but i think im just gunna stay away from this.
Been running his kernels for a couple of weeks, no issues. It is nice to be able to choose from different undervolt versions. Helps battery life a little, around 5%-10% in my experience.
NikolaiT, just FYI this kernel works with Ultimate Droid, which is based on CM7. In case you want to update the OP.
henrybravo said:
NikolaiT, just FYI this kernel works with Ultimate Droid, which is based on CM7. In case you want to update the OP.
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+1. Running 4.2 cfs -25 version on UD now. 4.0 was the best battery life ever on any cm7 based roms. Haven't tried the puv version yet, but rest assured I will try and report results..
Sent from my Desire HD using Tapatalk
dethpikil said:
lol, iffy kernal. especially with two versions available, its kinda strange testing them and seeing whats best for your phone. flashed the cfs version, and as expected, things seemed evenly smother throughout the phone, yet even at 1.99, there was nothing special or over the top about performance. also, i had a very strange, completely indescribable hiccup after booting.
EDIT
tried the bfs version, and still nothing special. maybe its just me and my miui rom. the 1.99 is cool, but i think im just gunna stay away from this.
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Hardly "iffy", the differences are stated in the thread or here.
I've been using this kernel with CM7 Final for quite some time now and it's been quite solid.
rasroygbiv said:
+1. Running 4.2 cfs -25 version on UD now. 4.0 was the best battery life ever on any cm7 based roms. Haven't tried the puv version yet, but rest assured I will try and report results..
Sent from my Desire HD using Tapatalk
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Click to collapse
Careful, the PUV version softbricked my device. Easily fixable through reflashing your ROM or just a new kernel.
It may not brick yours because some devices can handle it, some can't.
helushune said:
Hardly "iffy", the differences are stated in the thread or here.
I've been using this kernel with CM7 Final for quite some time now and it's been quite solid.
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+1. Not "iffy" at all.
I've been using it for a while now. At the moment I'm using the latest CFS -25 UV version @ 1305 with the scaling set to Intelligent Donkey (lol) and I actually made it an entire day without charging. That's saying a lot for someone that gets about 12 hours max on a charge.
Sent from my GT-I9000 using XDA App
TheBassman369 said:
I've been using it for a while now. At the moment I'm using the latest CFS -25 UV version @ 1305 with the scaling set to Intelligent Donkey (lol) and I actually made it an entire day without charging. That's saying a lot for someone that gets about 12 hours max on a charge.
Sent from my GT-I9000 using XDA App
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I'm currently pulling two days at 64% with the same kernel but my CPU settings are 122 min - 1075 max.
So what's everyone recommendations for the best version of this Kernel in terms of both optimum battery and performance?
Additionally... what kinds of CPU governors and max-min frequencies are you using? I've seen a few post what their using in this thread, but I'd like to get some more opinions.
I've been using this Kernel for a few weeks now with no issues. The UUV had some slight hesitation when scrolling so now I'm running 4.3 CFS with the -50 UV and it's absolutely perfect. Fantastic battery life running at 122/1305 MHz with the -50 UV.
i'm using 4.2 and I didn't flash any scripts... is the default -25UV? I'm gonna try 4.3 and -50 script later tonight.
quick question to the group: what is eating up your battery? mine, oddly enough is cell standby and phone idle. i'm using stock radio. in the past (on froyo builds), it's always been screen time.
substance12 said:
i'm using 4.2 and I didn't flash any scripts... is the default -25UV? I'm gonna try 4.3 and -50 script later tonight.
quick question to the group: what is eating up your battery? mine, oddly enough is cell standby and phone idle. i'm using stock radio. in the past (on froyo builds), it's always been screen time.
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Default is no undervoltage.
Cell Standby and Phone Idle are my two biggest "battery killers" but that's normal operation.
henrybravo said:
+1. Not "iffy" at all.
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maybe all of you missed the whole miui thing. it says it works great with miui, but my phone seemed very buggy after switching from cattleprods kernel, but you tested it on very different roms than me. it addition, my quadrant score were crap on both types, cfs and bfs, which is completely contrary to the description of one over the other. so yes iffy.
Can anyone explain the difference between the scheduler flavors? I use cfs, but bfq or io?
dethpikil said:
maybe all of you missed the whole miui thing. it says it works great with miui, but my phone seemed very buggy after switching from cattleprods kernel, but you tested it on very different roms than me. it addition, my quadrant score were crap on both types, cfs and bfs, which is completely contrary to the description of one over the other. so yes iffy.
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I sure did. Pardon.
sugardaddy1979 said:
Can anyone explain the difference between the scheduler flavors? I use cfs, but bfq or io?
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Click to collapse
Check these two posts: Post 1, Post 2. Looks like BFQ is the standard scheduler and VIO is quicker on paper (kind of like BFS vs CFS).
Thanks for the explanation. The bfqhs seems much smoother than the io. I am running it with the uuv.

Better battery life, a De-Sensed ROM or AOSP?

Can't stand Sense, but seems like AOSP ROMs have its fair issues with the Thunderbolt.. Has anyone tried both? If so, which had the better battery life?
wade_county said:
Can't stand Sense, but seems like AOSP ROMs have its fair issues with the Thunderbolt.. Has anyone tried both? If so, which had the better battery life?
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I'm on the extended battery but I get at minimum 18 hours with 4G always on and everything constantly syncing.
Sense FTW
Sent from my Synergized Thunderbolt via XDA Premium App
I get pretty good battery life on CM7 with the stock battery but if I use my 2750 mAh extended battery I get amazing battery life!
AOSP FTW
CanesDrew said:
I'm on the extended battery but I get at minimum 18 hours with 4G always on and everything constantly syncing.
Sense FTW
Sent from my Synergized Thunderbolt via XDA Premium App
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Mustang302LX said:
I get pretty good battery life on CM7 with the stock battery but if I use my 2750 mAh extended battery I get amazing battery life!
AOSP FTW
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Click to collapse
I like AOSP, but I'm just wondering if a stripped out/unbloated De-Sensed ROM has better battery life and less bugs than a AOSP one. Btw, I have a stock battery.. + 2 spares.
I got WAY better battery life with a de-sensed rom over AOSP. No matter what kernel/rom combination I try nothing has come close to sense or sense based roms.
AOSP roms are not perfect yet as far as the RIL, but way too much useful stuff on certain ones to go back to sense for me. Battery life is probably 12-16 hours on average for me on CM7 RC 1.6. If it lasts that long, it's good enough for me.
I think it comes down to personal preference. I didn't see a big enough difference to stay with one over the other for battery life. I'm sure it's different for everyone based on kernel settings, oc or not, number of things active in background, level of use etc.
Sent from my ADR6400L using Tapatalk
Jaxwindle said:
I think it comes down to personal preference. I didn't see a big enough difference to stay with one over the other for battery life. I'm sure it's different for everyone based on kernel settings, oc or not, number of things active in background, level of use etc.
Sent from my ADR6400L using Tapatalk
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I agree. Both are pretty stable now assuming you install them right and don't mess them up. Differences in battery are as you said, usage overall and what you installed after the rom. I'd say at this point in the life of both sense and the AOSP based roms. Much of how good a ROM is, depends on how knowledgeable a user is in using it to its potential, just like with any electronic device.
brandnewsimmy said:
I got WAY better battery life with a de-sensed rom over AOSP. No matter what kernel/rom combination I try nothing has come close to sense or sense based roms.
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agree with this.
I dont notice ANY substantial difference between AOSP or Sense.
I've tried the following TB roms:
Das Bamf Remix 1.8.6 (and others in that series)
CM7
Various Synergy Builds
Gingeritis (current ROM)
I'm a heavy data/phone/txt user. I only have the standard battery. I get through 1 day on a full charge with any of the roms above, and no more then that.
rajuabju said:
I dont notice ANY substantial difference between AOSP or Sense.
I've tried the following TB roms:
Das Bamf Remix 1.8.6 (and others in that series)
CM7
Various Synergy Builds
Gingeritis (current ROM)
I'm a heavy data/phone/txt user. I only have the standard battery. I get through 1 day on a full charge with any of the roms above, and no more then that.
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+1 that and I have tried:
Das Bamf 1.6, 1.8, 2.x
Liquid
Theory (at least two in the series)
CM7
Gingeritus
Gingeritus GTX &
Telsa Coil.
Just installed NonS3ns3 and its fast as eff. Now looking for a low voltage kernel, is there a preferred kernel?
By asking which is better you've now got all these "fanboys" from each side swearing that their side is the best. Well, honestly, both can be great on battery. The ROM doesn't play as big a role in battery life as you think. It's moreso the kernal & the radio.
I find on either side the MR2.5 & MR 3.5 radios do well. AOSP side the leankernal is great and on de-sensed the dreamkernal is great.
voxigenboy said:
By asking which is better you've now got all these "fanboys" from each side swearing that their side is the best. Well, honestly, both can be great on battery. The ROM doesn't play as big a role in battery life as you think. It's moreso the kernal & the radio.
I find on either side the MR2.5 & MR 3.5 radios do well. AOSP side the leankernal is great and on de-sensed the dreamkernal is great.
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Thanks for the info. Trust me, I get the major reason for battery life is always a kernel and underclocking. I had the OG Droid and I modded it like crazy, the only reason why I started this post was because if Sense takes so much space and RAM I wanted one that was minimal. I'd take AOSP, but I searched a ton and it has its issues on the Thunderbolt unfortunately.
wade_county said:
Just installed NonS3ns3 and its fast as eff. Now looking for a low voltage kernel, is there a preferred kernel?
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Click to collapse
there are no kernels for nonsense or cleantheory yet.

Definitive best kernel/rom combo for battery? NS4g

I use my ns4g pretty heavily so I need a rom and kernel optimized for battery life. I'm looking for 3+ hours screen on time, something the ics roms/kernels I've had havent quite delivered. i dont wanna downgrade to gb, but I'd like to find a good combo of battery life and stability...
TheMachoMidget said:
I use my ns4g pretty heavily so I need a rom and kernel optimized for battery life. I'm looking for 3+ hours screen on time, something the ics roms/kernels I've had havent quite delivered. i dont wanna downgrade to gb, but I'd like to find a good combo of battery life and stability...
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Click to collapse
try this ics kernel, http://goo.gl/QAuKi its Trinity TEUV(TEI6S). its undervolted, underclocked at 880mhz, and its bus/gpu is overclocked 10% at 220mhz. its fast and great on battery. i use it with cm9, but it should be good with any ics rom
You don't even know lol ive tried and tested that decent battery but I can't live without the mods... solid performance tho
Sent from my Nexus S 4G using xda premium
With all the mods, they r all good as well (icup speedy, matr1x, sg-uv etc.). The new franco.kernel is released and it runs very nice. It doesn't have mods yet but the battery life and performance are super. Also like simms said, the barebones trinity kernels are the best in battery life.
I'm running NexusBeam with franco's latest and I got like 25 hours of battery after average use.
Beamed from my Nexus S using XDA app
simms22 said:
try this ics kernel, http://goo.gl/QAuKi its Trinity TEUV(TEI6S). its undervolted, underclocked at 880mhz, and its bus/gpu is overclocked 10% at 220mhz. its fast and great on battery. i use it with cm9, but it should be good with any ics rom
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Click to collapse
TEUV All the way for battery performance
Matr1x v15.0 is out, has all the features and is undervolted.
I get 20-25 hours out of battery with around 4-5 hours screen on time.
Do you think using running CyberGR-MOD|NS.NGN ICS with Matr1x 14.5CFS, i could get decent battery life? i'm asking cuz i want to install ROM on Gf's phone, she still running CM7 from when i did last time, but i don't want to put a rom that lacks features. i want one feature rich that will not suck on battery life
I can't get over 2 hours screen on time MAX at all anymore. I'm running Peter Alfonso's Bugless Beast GB with GlaDOS 1.12 kernel undervolted to 880 MHz and 20% screen brightness. Even with a new Battery and a full wipe and clean install I still get terrible battery life. Anybody have any ideas? I'm dying here. Is my phone broken?

Most recommended rom/kernel question

What is the most recommended 2.7 gingerbread rom that offers great battery life even with hard cpu usage.
Also do kernels that offer the same speed still differ in battery life consumption? and could I get one recommended plz
Thanks
rasdabess said:
What is the most recommended 2.7 gingerbread rom that offers great battery life even with hard cpu usage.
Also do kernels that offer the same speed still differ in battery life consumption? and could I get one recommended plz
Thanks
Click to expand...
Click to collapse
I'd recommend either singh miui as is with the stock cm7 kernel it comes with, or eagleblood 2.7 with morfic's trinity kernel, you can either use the ELP version which OC's to a max. of 1.1GHz and is more battery friendly (i.e. undervolted) or the T15 version for higher OCing which is still pretty good for battery life.
I'm personally using eagleblood 2.7 with T15 trinity kernel.
P.S. of course all other roms, and kernels, available in the development section of this forum are great and each has it's unique touch. Ultimately, it's a matter of personal preference as well as what works best with your device seeing as to how performance fluctuates so much from one G2x to the other.
From my personal expetience cm7 nightly + faux kernel give the best battery live. I've tried Trinity and it is pretty good but lasts 2-3 hours less, at least for me
Sent from my LG-P999 using xda premium
m00nman said:
From my personal expetience cm7 nightly + faux kernel give the best battery live. I've tried Trinity and it is pretty good but lasts 2-3 hours less, at least for me
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+1
Same here
lannister80 said:
+1
Same here
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that puts some questions to sleep. i was wondering why trinity ELP was still giving me bad battery life than faux 123.
THANKS!

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