[Q] JB Kernel / ROM that doesn't cripple 4g speeds? - Samsung Epic 4G Touch

So I've been looking unsuccessfully for a JB Rom that doesn't bork my 4g speeds. On stock kernels I get 8-9 mbs down consistently, then flashing to CM10, PA, CNA, etc I'll get 600kpbs down consistently on 4g. I can then flash right back and get 8-9mbs down consistently, so it isn't a service issue.
I really am not a fan of the stock TW rom, and really like the customization that some of these awesome ROMs offer, but at the same time I don't want to be stuck on essentially 3g speeds when I paid for 4. Does anyone know of a good JB rom or kernel that keeps the 4g speed of stock? TIA
Edit to add: Or is there something else going on that's causing 4g speeds to suck? I'm under the impression that it's something with a custom kernel. On stock kernel I get high speed, and also if I flash AGAT's stock repack I get high speeds as well, but I've yet to find another kernel that keeps those speeds. Thanks.

From what I have read, until we get a stock JB kernal for our phone, we are going to have some issues, and 4g is probably one of them. Just be thankful you have 4g, a lot of us dont

Oh don't get me wrong I am thankful, just ignorant as to why a kernel would do that and if there was a fix
Sent from my Galaxy S II Epic 4G Touch using Tapatalk 2

Can't we just flash one of AGAT's ics kernels to fix the issue

ebuks97 said:
Can't we just flash one of AGAT's ics kernels to fix the issue
Click to expand...
Click to collapse
Lol. Sorry but its ics . Not only that its for twiz roms only.
sent from MY BAD A$$ ET4G

patrao_n said:
Lol. Sorry but its ics . Not only that its for twiz roms only.
sent from MY BAD A$$ ET4G
Click to expand...
Click to collapse
And there's no undervolting on the repacks either.
Sent from my SPH-D710 using Tapatalk 2

byrdcfmma said:
From what I have read, until we get a stock JB kernal for our phone, we are going to have some issues, and 4g is probably one of them. Just be thankful you have 4g, a lot of us dont
Click to expand...
Click to collapse
This pretty much hit it.
The JB Kernel for the E4GT has just barely been released and our developers are still working on getting the kinks out. They've done a phenomenal job so far, I might add. One thing you can try is looking for a ROM / Kernel / Modem combination that will most appease your desire for 4G speeds. I have personally had a lot of success with Paranoid Androids ROM and stock kernel running FI25 (Modem).
When it really comes down to it, we just all have to be patient and thankful for our devs!
Good luck

crkdslider said:
This pretty much hit it.
The JB Kernel for the E4GT has just barely been released and our developers are still working on getting the kinks out. They've done a phenomenal job so far, I might add. One thing you can try is looking for a ROM / Kernel / Modem combination that will most appease your desire for 4G speeds. I have personally had a lot of success with Paranoid Androids ROM and stock kernel running FI25 (Modem).
When it really comes down to it, we just all have to be patient and thankful for our devs!
Good luck
Click to expand...
Click to collapse
Yeah I'm not meaning to seem ungrateful. Just asking the question.
Sent from my SPH-D710 using Tapatalk 2

Related

[Q] New Epic User w/ a few questions...

Hey guys I got my hands on a Epic 4G from a friend for doing some computer work and I have a Evo 4G as well. I really like the Epic 4G but it is so much different in terms of rooting and flashing, I have my phone rooted with the latest version of Gingerbread and with ACS Recovery based on CWM5. I am planning on running CM7 but I am looking for the best kernel to use and the best way to install them.
Also are there any scripts that are similar to Dark Tremors Apps 2 SD? Thanks for you time!
nolimit06 said:
Hey guys I got my hands on a Epic 4G from a friend for doing some computer work and I have a Evo 4G as well. I really like the Epic 4G but it is so much different in terms of rooting and flashing, I have my phone rooted with the latest version of Gingerbread and with ACS Recovery based on CWM5. I am planning on running CM7 but I am looking for the best kernel to use and the best way to install them.
Also are there any scripts that are similar to Dark Tremors Apps 2 SD? Thanks for you time!
Click to expand...
Click to collapse
well if u wanna get updated to CM7. inside the thread is a video by qbking77 that shows u everything u will need and he will walk u through it all. but if u have any experience with flashing there is nothing diff just have to flash 2 files instead of one is the only difference
phatryan69 said:
well if u wanna get updated to CM7. inside the thread is a video by qbking77 that shows u everything u will need and he will walk u through it all. but if u have any experience with flashing there is nothing diff just have to flash 2 files instead of one is the only difference
Click to expand...
Click to collapse
What are some good kernels to try that have good performance and wireless n capabilities?
Honestly if ur gonna run cm7 with the stoc kernal I would try that for the time being or follow the nightlies. But a couple of other ppl have kernals for cm7 but try stock first then go from there. I'm on nightly 15 and haven't found ay probs with it yet
Sent from my SPH-D700 using XDA App
Everything good is in the top 10 in Development. You can't ask what is the best because each phone reacts differently to the kernels. Also move to CWM 5.027 since it is officially supported for our phone now. Once you move to CM7 you will be on MTD and either stick with MTD ROMs or Odin back and repartition your phone to try BML ROMs. Read through the development ROMs and kernels to follow the bugs and fixes some users experience.
Sent from my SPH-D700 using XDA App
Thanks for your help guys, guess I am a little spoiled with my Evo and was surprised there was far less available for the Epic.
So I am un and running on CM7 with no problems but by wireless speeds are horrible, the link speed are wireless b speeds (19-30Mbps) will this kernel solve this problem? http://forum.xda-developers.com/showthread.php?t=1342047 I thought this phone was b/g/n like the Evo.
nolimit06 said:
So I am un and running on CM7 with no problems but by wireless speeds are horrible, the link speed are wireless b speeds (19-30Mbps) will this kernel solve this problem? http://forum.xda-developers.com/showthread.php?t=1342047 I thought this phone was b/g/n like the Evo.
Click to expand...
Click to collapse
I connect to g and n
Sent from my SPH-D700 using xda premium
i find myself using shadow kernel. seems to work very well with my phone with cm7. never had good results with samuri. plus the voodoo color is awesome and uv/oc is a must for me. but in the end you just have to try out them all and find which one works best for you
blong82 said:
i find myself using shadow kernel. seems to work very well with my phone with cm7. never had good results with samuri. plus the voodoo color is awesome and uv/oc is a must for me. but in the end you just have to try out them all and find which one works best for you
Click to expand...
Click to collapse
Do you have a link sir?
yer sir....http://forum.xda-developers.com/showthread.php?t=1379841
just make sure which one goes with your rom...
nolimit06 said:
Thanks for your help guys, guess I am a little spoiled with my Evo and was surprised there was far less available for the Epic.
Click to expand...
Click to collapse
I ran an evo for a week. It was interesting.
There is less going on with the epic as far as rom choices, but what we lack in quantity we make up for in quality. CM7 is very good and stable. With it you don't really need apps2sd because there is a bunch of space available. As far as a good kernel, stock is fine, but I have been using KernelSanders. It's stable, can overclock, and great battery life. I'd check it out
Sent from my SPH-D700 using XDA App
Unless you like the ACS recovery better, I would recommend upgrading your recovery to CWM: http://www.youtube.com/watch?v=xuLWzeJ1lT4&feature=relmfu
Here's a tutorial video for installing CM7 on the Epic (Don't forget it's MTD): http://www.youtube.com/watch?v=0tzT7ZjMdEw

Modems

Hey guys I was wondering what do the modems do for our phones?..
And please don't give me heat about using search or using google because I did both, just trying to get a general answer!! Thanks in advance
Sent from my SPH-D710 using XDA
modem = radio
Modems are in charge of how your GPS, 4g, 3g and singles run. newer modems can show overall improvement on signal performance. but some are better than others depending on your phone. but normally newer modems run smoother then past modems.
The reason saying why some are better than others depending on your phone is because some modems react differently with this phone.
Lets say that we both put the new FC07 modem on our phones. you might experience better performance than I do. yet if I install the FC06 modem I might get better performance than the FC07 modem.
I have flashed a lot of Rom's, Kernels, and Modems and have always seen an improvement with the newer modems.
Hope this helped
I'm using an ics rom (cm9) to be exact and want to use FC07 modem.. my question is will I have to switch the modem if I decide to use a gingerbread rom again?.. will the modem screw with the signal? Thanks for the fast response
Sent from my SPH-D710 using XDA
Jeepguyxj said:
Modems are in charge of how your GPS, 4g, 3g and singles run. newer modems can show overall improvement on signal performance. but some are better than others depending on your phone. but normally newer modems run smoother then past modems.
The reason saying why some are better than others depending on your phone is because some modems react differently with this phone.
Lets say that we both put the new FC07 modem on our phones. you might experience better performance than I do. yet if I install the FC06 modem I might get better performance than the FC07 modem.
I have flashed a lot of Rom's, Kernels, and Modems and have always seen an improvement with the newer modems.
Hope this helped
Click to expand...
Click to collapse
Dude you've greatly helped me.. ALOT.. thanks for that.. just trying to make sure I know what I'm flashing so I don't get hard bricked.. learning something new everyday since I just got my phone
Sent from my SPH-D710 using XDA
flaheat88 said:
I'm using an ics rom (cm9) to be exact and want to use FC07 modem.. my question is will I have to switch the modem if I decide to use a gingerbread rom again?.. will the modem screw with the signal? Thanks for the fast response
Sent from my SPH-D710 using XDA
Click to expand...
Click to collapse
Having a modem that is ICS specific doesn't really matter when going back to Gingerbread. a kernel on the other hand from my experience.. I always got a hangup.. you should be fine when you are on a gingerbread Rom with a ICS modem
flaheat88 said:
I'm using an ics rom (cm9) to be exact and want to use FC07 modem.. my question is will I have to switch the modem if I decide to use a gingerbread rom again?.. will the modem screw with the signal? Thanks for the fast response
Sent from my SPH-D710 using XDA
Click to expand...
Click to collapse
You can use any modem with whatever version of android you're running. I am on a GB version, running newest FC07 leak modem, works brilliant. (even though it seems that FC05 worked a bit better....) modems are completely independent of the version of android you're running.
Kernels are android version specific. GB kernels for GB roms, ICS kerns for ICS roms, they do not mix. unless you like bricks.
Thanks bro
Sent from my SPH-D710 using XDA
Hey guys this is a bit off topic but I don't want to start another thread..
where can I learn to use adb with this device? A link would help greatly.. having no luck using xda from my phone at the moment
Sent from my SPH-D710 using XDA
flaheat88 said:
Hey guys this is a bit off topic but I don't want to start another thread..
where can I learn to use adb with this device? A link would help greatly.. having no luck using xda from my phone at the moment
Sent from my SPH-D710 using XDA
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=1364089
Good basic adb usage there.

Looking for a STABLE ROM for the Step Daughter

Was looking for some pointers on a STABLE ROM
Stability is the number one item of importance, rather than ICS or GB, but ICS is preferred for the camera options..
Currently the ET4G is at the stock OTA ICS build, but it is not even activated at this point.
My Step Daughter is using my EVO 4G, and as I upgraded my GF to the SGS3, I want to drop the EVO and move her to the ET4G.
No real rush, I told her it would be a week or two, I am just looking for a build that is super stable, as I wont get much chance to update and/or modify the build once I get it fully setup and give it to her.
Think I am best off using the rooted version of the Stock ICS FF18 ROM, with a modded kernel and just leaving it at that point?
Sadly, I have spent far to much time in the Epic section for my phone, and haven't had a chance to sort through all the builds here.
No need for extra themes, or fancy mods, just basic ICS will suffice, she couldn't tell the difference anyways.
I tried both Blazer and Calk's GB ROM, but both had stability issues here and there, and I was hoping for some tips to use with a new ICS build, now that the OTA is out.
Any advice for better stability than:
Stock ICS build
CWM recovery
Modded Kernel (AGAT's ?)
and just let it go at that?
Well for ICS I'm running M'ICS 1.1 its very stable. Also using agat 0.2.1 dirty kernel (safe) for extra speed and battery life. As for GB, calkulin or blazer roms are very stable as well. I got good battery life on both. Just make sure you read up and ask questions if you not sure. Happy flashing.
Sent from my SPH-D710 using xda app-developers app
Me personally I'm using the deodexed stock rooted ROM with Agat's safe kernel & Phaker's placebo script, & it's been super smooth for me so far
Sent from my Epic 4G Touch using Tapatalk 2
Thanks for the responses..
I have been leaning towards rooted stock ICS with AGAT's kernel, but figured I would see what flash-a-holics would advise
DCRocks said:
Thanks for the responses..
I have been leaning towards rooted stock ICS with AGAT's kernel, but figured I would see what flash-a-holics would advise
Click to expand...
Click to collapse
Lol, flash-a-holic? I'm in denial. Lol
Sent from my SPH-D710 using xda app-developers app
I love Flashahol! I'm running blazer ics, just came from calkulins 1.6 about a month ago. Both are solid.
Sent from my SPH-D710 using xda app-developers app
With the issues surrounding ICS, think I am gonna go with a GB ROM..
Torn between Blazer and Calk's... sigh... lol...
I personally liked blazer more that calkulins. But that's just me. Its all up to you. Plus I flashed mysterious beast theme for it.
Sent from my SPH-D710 using xda app-developers app
I'm gonna stay away from themes and tweaks, unless I find I got no choice...
Been a big fan of Calk's for a long time, and tried both before my GF got her SGS3, just seemed to have a few more issues with Blazer, but most was with Facebook, and I feel it may have been a FB app issue, and I also think I am gonna stay with the EL29 modem, as the newer ones didnt seem to work as well.
I may just keep both on the internal SD, and create a nand backup of both one I get the the phone fully setup, and let her try both for a week or two and see what works best for her in the Baltimore area.
Yeah the EL29 modern works good for me in the dmv area.. I also been having success with ff18 in dc
-Sent from my Blu Kuban themed Tapatalk like a Boss

Nothing but hell since ICS

I have had nothing but hell out of this phone since ICS. Has anyone had a lot of problems with ICS or is it just me? Nothing works consistently anymore. I believe this phone has become unreliable.
Wow hell.. huh?
Did you consider rooting and try custom ROMs to get to heaven?
Sent from my SPH-D710 using xda app-developers app
BluesRulez said:
Wow hell.. huh?
Did you consider rooting and try custom ROMs to get to heaven?
Sent from my SPH-D710 using xda app-developers app
Click to expand...
Click to collapse
I did. :/
The several i tried lasted a week at the latest. But most did the same thing as stock ics. Calls never recieved, voicemails never received. Once i couldn't dial out and it took three flashes to fix it. I got a new one from sprint but i really just don't know if i want to go through anymore drama.
PoisonerKA said:
I did. :/
The several i tried lasted a week at the latest. But most did the same thing as stock ics. Calls never recieved, voicemails never received. Once i couldn't dial out and it took three flashes to fix it. I got a new one from sprint but i really just don't know if i want to go through anymore drama.
Click to expand...
Click to collapse
Try OC EL29, you'll get no bugs, and a better battery life than on ICS.
Still had trouble with ics and el 29. I tried just running GB but that message never goes away. Its always trying to download and killing my battery and connection. I never had this niche trouble with my evo 4g
There's an unrooted trick that is said to kill the update notification.
http://forum.xda-developers.com/showthread.php?p=28921256
Sent from my SPH-D710 using Xparent SkyBlue Tapatalk 2
BluesRulez said:
Wow hell.. huh?
Did you consider rooting and try custom ROMs to get to heaven?
Sent from my SPH-D710 using xda app-developers app
Click to expand...
Click to collapse
The devs did a great job with the ROMs but its not the same like gingerbread since Samsung and sprint screwed our ICS, every custom ROM I tryed still has that nasty super fast scroll, it has that glitchy freezing up a bit also when scrolling. OP if you want ICS you will need to get on an aosp ROM or cm9 and aokp that's the closest and smoothness of ICS you will get or you could just roll back to gingerbread.
Another thing is there's a lot of folks that would claim how smooth these ICS custom ROMs are but in reality it isn't its either you guys are blind or your just to into and to used to ICS that it blended in you guys soul.every time I roll back to gingerbread I see a huge difference in smoothness and butter heck even these jellybean aosp and cm10 ROMs are way smoother then the ICS that Samsung and sprint gave us.
Sent from my SPH-D710 using xda premium
yellowman82 said:
The devs did a great job with the ROMs but its not the same like gingerbread since Samsung and sprint screwed our ICS, every custom ROM I tryed still has that nasty super fast scroll, it has that glitchy freezing up a bit also when scrolling. OP if you want ICS you will need to get on an aosp ROM or cm9 and aokp that's the closest and smoothness of ICS you will get or you could just roll back to gingerbread.
Another thing is there's a lot of folks that would claim how smooth these ICS custom ROMs are but in reality it isn't its either you guys are blind or your just to into and to used to ICS that it blended in you guys soul.every time I roll back to gingerbread I see a huge difference in smoothness and butter heck even these jellybean aosp and cm10 ROMs are way smoother then the ICS that Samsung and sprint gave us.
Sent from my SPH-D710 using xda premium
Click to expand...
Click to collapse
Maybe I'll try a jellybean ROM. With the short gap between ICS and JB, i wonder if ICS is the Vista of Android.
PoisonerKA said:
Maybe I'll try a jellybean ROM. With the short gap between ICS and JB, i wonder if ICS is the Vista of Android.
Click to expand...
Click to collapse
JB is awesome its just the battery but I prefer it then ICS.
Sent from my SPH-D710 using xda premium
One piece of advice: Go get sfhub's stock ek02 or eg30 auto package. Start from the beginning and go back and flash an ICS ROM. That usually fixes any bugs. :good:
I don't know about the other ICS ROMs but I have tried CM9 and Blu Kuban and they come as close to perfection as we could've gotten without source kernel. Haven't fully tried ICS since just because I prefer the better battery life of GB though.
I'm on cm10 and the battery is much better than anything I got in ICS, and I've tried half the ROMs out there. Blue kuban, codename, cm9, aokp, etc. The cm10 ROM is freaking amazing. Honestly, try it. You won't regret it
Swyped from a Galaxy S2 on CM10
MultiLockOn said:
I'm on cm10 and the battery is much better than anything I got in ICS, and I've tried half the ROMs out there. Blue kuban, codename, cm9, aokp, etc. The cm10 ROM is freaking amazing. Honestly, try it. You won't regret it
Swyped from a Galaxy S2 on CM10
Click to expand...
Click to collapse
I might try cm10, but I've tried CM on this phone and the evo4g I had and they were both horrible experiences.
I'm getting pretty decent battery on pics and not to many bugs lol.don't use 4g.task manager doesn't kill me. So its working beautifully for me
Sent from my SPH-D710 using XDA
Also I hope you are not restoring apps and data when downgrading etc. Start clean 100%.
Sent from my SPH-D710 using xda app-developers app
BluesRulez said:
Also I hope you are not restoring apps and data when downgrading etc. Start clean 100%.
Sent from my SPH-D710 using xda app-developers app
Click to expand...
Click to collapse
I always start fresh. I don't back up texts, apps, hell not even a NAND back up.
Q _ Q moar OP
rovar said:
Q _ Q moar OP
Click to expand...
Click to collapse
Awh cmon.that's uncalled for meanie.
Sent from my SPH-D710 using XDA
PoisonerKA said:
I always start fresh. I don't back up texts, apps, hell not even a NAND back up.
Click to expand...
Click to collapse
Look, if you are doing everything right as you say, and are having problems that are making your phone "hell," the problem is likely your device itself. I have personally never had issues with any ICS builds, from the leaks, to the OTAs, to CM9. And the latest FH23 leak gives me excellent battery life. Unfortunately, since you didn't give any more information to go on than the fact that you phone has been hell, I have no further advice to give you then to get your phone replaced. Again, I have had no issues with ICS. Running much smoother than GB.
sputnik767 said:
Look, if you are doing everything right as you say, and are having problems that are making your phone "hell," the problem is likely your device itself. I have personally never had issues with any ICS builds, from the leaks, to the OTAs, to CM9. And the latest FH23 leak gives me excellent battery life. Unfortunately, since you didn't give any more information to go on than the fact that you phone has been hell, I have no further advice to give you then to get your phone replaced. Again, I have had no issues with ICS. Running much smoother than GB.
Click to expand...
Click to collapse
I have never had any battery life issues. All my problems revolve around the phone part of my smart phone. I didn't start a thread to cry as as one jerk off suggested, I am having huge problems around ICS that is making my phone worthless. Even this replacement phone that i just activated is getting **** phone reception compared to my old one with GB. If they both have ICS installed they both get crap signal. I wonder.if its related to Sprint.
PoisonerKA said:
I have never had any battery life issues. All my problems revolve around the phone part of my smart phone. I didn't start a thread to cry as as one jerk off suggested, I am having huge problems around ICS that is making my phone worthless. Even this replacement phone that i just activated is getting **** phone reception compared to my old one with GB. If they both have ICS installed they both get crap signal. I wonder.if its related to Sprint.
Click to expand...
Click to collapse
First thing, have you updated profile and PRL? If so, have you tried using the ODIN one-click to go back to EL29 ROM, kernel, and modem? Let's start there. If you are having no issues using EL29 as I suggested, we can further explore this being an ICS-related issue. Otherwise, it could very well be Sprint. If that works fine, use ODIN to install the latest FH23 leaked ROM, kernel, and modem. Forget flashing through recovery for now, and only use the one-clicks that erase user data. Also, do you have these issues everywhere you go, or is this localized to a particular area? To put it simply, for 2 phones to be having an identical problem (given a device that is not really known for having problems) is very strange, which leads me to blame Sprint in your particular area. But if you say that you did not have these issues on GB, let's explore that further. ODIN EL29 and report back.

[Q] Best AOSP ROMs with working 4g?

I have looked at a few of the AOSP ROM threads and they say they don't have working 4g but someone on another forum said that even if they say the 4g is not working it actually is in most cases. This is a bit confusing and I don't really feel like flashing a bunch of ROMs to find out which ones actually work so can you guys give me some suggestions? I have only used tw ROMs until now.
I've never heard that all of them should have full working LTE.
Sent from the future via Xparent Green Tapatalk 2
Ok thanks for the quick response.
Recommend that you update profile and prl and make a nandroid backup before you start flashing aosp roms.
Sent from the future via Xparent Green Tapatalk 2
The 4g works but not as good as it does on a touchwiz rom. In places where my 4g works great on a touchwiz rom I can barely get 4g on a AOSP rom.
MIUI v5 has no LTE. I think the others do though.
D
Lancerz said:
The 4g works but not as good as it does on a touchwiz rom. In places where my 4g works great on a touchwiz rom I can barely get 4g on a AOSP rom.
Click to expand...
Click to collapse
This is good to know. In my area, Sprint is just now installing LTE and it's pretty spotty right now.
MIUI v4 has very impressive LTE results. The ROM in general probably isn't as stable as, say, maybe Liquid Smooth. But I have seen an increase of about 10% in LTE data speeds. Which is, to me, significant.
Sent from my SPH-L710 using xda app-developers app
Thank you all for the replies. I always make sure to do a nandroid when flashing any rom. Would hate to lose all my stuff haha. Having flashed multiple tw roms, I'm comfortable with the process but are there any things I should be aware of when flashing AOSP other than flashing the Gapps before rebooting?
hewey_mx5 said:
Thank you all for the replies. I always make sure to do a nandroid when flashing any rom. Would hate to lose all my stuff haha. Having flashed multiple tw roms, I'm comfortable with the process but are there any things I should be aware of when flashing AOSP other than flashing the Gapps before rebooting?
Click to expand...
Click to collapse
Nope....just remember to choose the AOSP variant if you're gonna be switching kernels

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