Facebook contact sync, battery hog? - Samsung Galaxy Nexus

Hello everyone
I thought i should share what i just discovered. I disabled the syncing of facebook contacts, and my battery usage seems to have dropped significantly.
I have deactivated the autosync and notifications in the facebook app ages ago. The only change now was that in "Accounts and sync".
The first ~8h of my battery history is during the night (see attached screenshots)

Probably because Facebook sync doesn't work with ICS. I would be asking to snyc and continually failing.

I would recommend using this app: https://play.google.com/store/apps/...axsync&feature=nav_result#?t=W251bGwsMSwyLDNd
It also syncs at a much higher resolution.

Just from that picture, it looks like your phone was holding wakelocks like crazy until you made your change. Was that the only change you made? Do you have better batter stats installed?
I'm on AOKP b31 with facebook sync enabled and I definitely don't see that kind of behavior. As of right now my facebook sync has held a wakelock for 70 seconds for the past 12 hours (push notifications working via the blackberry trick, notification updates set to never). Are you on a different ROM that might have a different method of enabling fb contact sync? I know AOKP's trick was turned down by a number of other devs but I forget what the exact reason was, might have been that it opens a potential security hole.

RTContent said:
I would recommend using this app: https://play.google.com/store/apps/...axsync&feature=nav_result#?t=W251bGwsMSwyLDNd
It also syncs at a much higher resolution.
Click to expand...
Click to collapse
I always +1 Haxsync, its a great app! However, afaik it does not sync contact phone numbers, only contact pictures.

WiredPirate said:
I always +1 Haxsync, its a great app! However, afaik it does not sync contact phone numbers, only contact pictures.
Click to expand...
Click to collapse
haxsync syncs my phone numbers ...
you shouldn't use contacts sync that have been hacked into roms because it makes your contacts unsecured that's why google and other roms like CM9 and Buggless Beast won't implement this feature ... fb needs to update its apis to allow secure native contact syncing

blowtorch said:
haxsync syncs my phone numbers ...
you shouldn't use contacts sync that have been hacked into roms because it makes your contacts unsecured that's why google and other roms like CM9 and Buggless Beast won't implement this feature ... fb needs to update its apis to allow secure native contact syncing
Click to expand...
Click to collapse
So haxsync will add the phone # of your FB friends that you don't have on your phone?
For me it just syncs the profile pic and their latest status. It doesn't seem to pull any more data like their phone numbers that they posted on their profile.

Haxsync doesn't sync fb phone numbers for me either. I remember reading somewhere that phone numbers weren't available to any 3rd party apps via facebook. .... and I just removed my facebook sync account and all the numbers I only had via facebook disappeared with it.
I use both haxsync and facebook contact sync because some of my friends have 3rd party app access turned off in their facebook settings, which blocks haxsync from syncing their picture. Can't blame 'em, but it's annoying that the official fb app works this way and the only reason haxsync(which does just about everything better) can't is because it's 3rd party.

that looks like
1) you seem to be losing signal very often (red parts in the signal graph) so apparently you are affected by the signal bug in 4.0.4 and that potentially affects battery life
2) all signal is lost from a certain point midway through (as if airplane mode was enabled) so the battery use went down
so, facebook sync is probably unrelated to what you're seeing

spamlucal said:
that looks like
1) you seem to be losing signal very often (red parts in the signal graph) so apparently you are affected by the signal bug in 4.0.4 and that potentially affects battery life
2) all signal is lost from a certain point midway through (as if airplane mode was enabled) so the battery use went down
so, facebook sync is probably unrelated to what you're seeing
Click to expand...
Click to collapse
Hah, funny what things get your attention and which things slip by. I can't believe I looked at that picture and didn't process that aspect of it.

spamlucal said:
that looks like
1) you seem to be losing signal very often (red parts in the signal graph) so apparently you are affected by the signal bug in 4.0.4 and that potentially affects battery life
2) all signal is lost from a certain point midway through (as if airplane mode was enabled) so the battery use went down
so, facebook sync is probably unrelated to what you're seeing
Click to expand...
Click to collapse
Yes, i thought it looked strange in the graph, but i had no problems using 3g, sending/receiving sms or calls during the whole day. I figured the graph just messed up or something.
The extremely frequent wakelocks are probably the reason to why i have to recharge my phone every 24-36h, but i thought it was the notorious bad battery of the galaxy nexus.
I've bought better battery stats now following JoeSyr's advice, hopefully i'll get to the bottom of what is causing my frequent wakelocks.
2 min later:
Seems like its RILJ who is responsible for the wakelocks, 6861 in 13h.. A new rom, radio and kernel might be in order

Related

Uninstall Friendstream if you want better battery life....

I was about to pull my hair out due to the pathetic battery life on this phone. I screwed and fiddled with every setting I know to fiddle with, with pretty much no luck. I would have to charge after roughly 6 hours of moderate use. Well, finally removed the friendstream widget thinking that would be enough...but nothing. I then went into accounts-sync and completely removed the "facebook for htc sense" account. I think that is what friendstream uses. Anyway, battery life is now actually pretty impressive. I took my phone off charger at 2am last night...played around with it this morning...a couple pictures/emails, about 10 mins. of google nav, showing my bro some things. Anyway, I am at 80% battery life (almost 12 hours to the minute). That is a HUGE improvement and I am now in love with my phone again . A GREAT alternative to friendstream (I think as good if not better) is Pure Messenger Widget. Does almost the exact same thing as friendstream (can include gmail, twitter, facebok and some other social utilities), but uses a ton less battery and is skinnable with htc sense skins to integrate nicely within the EVO.
Figured I would post for those that are having battery issues like I was....give it a try and you should be nicely surprised!
Where to get it though? Don't see that app in market. I can see all the suthors other apps fine.
Just curious... do you happen to remember what the sync interval was before you deleted it?
gbm85 said:
Just curious... do you happen to remember what the sync interval was before you deleted it?
Click to expand...
Click to collapse
default for live stream is 2 hours I believe.
I, for one, appreciate linking my contacts with Facebook, as it provides me with birthday reminders and contact photos with very little effort. I could care less however for the live feed BS. I've unchecked "Sync live feed", and have increased the Sync duration to once a day.
Another big battery killer is the http://forum.xda-developers.com/showthread.php?t=700601 CDMA battery trick, which I have seen great results from.
All of these suggested battery killers are software issues.. something HTC could easily help manage.. or perhaps someone could write a decent "Power Profile" for the phone that basically neuters the power hungry bg processes?
scriptx said:
I, for one, appreciate linking my contacts with Facebook, as it provides me with birthday reminders and contact photos with very little effort. I could care less however for the live feed BS. I've unchecked "Sync live feed", and have increased the Sync duration to once a day.
Another big battery killer is the http://forum.xda-developers.com/showthread.php?t=700601 CDMA battery trick, which I have seen great results from.
All of these suggested battery killers are software issues.. something HTC could easily help manage.. or perhaps someone could write a decent "Power Profile" for the phone that basically neuters the power hungry bg processes?
Click to expand...
Click to collapse
As long as you have the 'live feed' disable you can remove friendstream and still keep contacts synced. I do and the birthdays and pictures from facebook show up fine.
I am also not seeing it in the Market, but all of the dev's other apps are there.
I should have clarified. I deleted facebook for sense, then added back and only checked off sync live feeds. If you don't do this then it still updates and I have found sucks the life out of the battery at a ridiculous rate no matter what interval you set. I have been using my phone a good amount today (17 hours off charger) and I'm at 40%. Considering I was seeing yellow at 5-6 hours before, I am as happy as can be. CDMA was already set on my phone, the above change is the only change I have made and directly responsible for my battery improvement.
I cannot find pure messenger widget in the market either, so if anyone wants .apk, just let me know. I had it backed up.
Awesome! Thanks for the tip... I'm going to try and disable "sync live feeds" and see how it goes because I've had to practically keep my EVO plugged in since I got it!
if it was a free app go head an upload it as an attachment, else PM it to me please nice find
Also, You can probably remove the included Stock app from syncing all together, I prefer Google finance anyway. Also if you use the half screen twitter widget, you can turn off or set sync to one day since it will update whenever you open the app.
Did you remove the whole app "Facebook for HTC Sense" somehow or just remove the account and redo the account?
If you removed the app and put it back, can you explain how you did that?
MCL1981 said:
Did you remove the whole app "Facebook for HTC Sense" somehow or just remove the account and redo the account?
If you removed the app and put it back, can you explain how you did that?
Click to expand...
Click to collapse
You don't want to remove HTC Facebook Sense -- that's the app that allows you to sync your Facebook contacts with your contacts in Address book (the one that shows your pictures of your contacts).
If you want to remove FriendStream, it's best to turn off "Live Sync Feed" first (Menu - Settings - Accounts & Sync - HTC Facebook - Uncheck Live Sync Feed), then uninstall it; otherwise Live sync will always try to sync your feed continuously, thus resulting in battery drain.
I know, I was talking about the poster on the other page that was trying to kill the stuck "sync news feed" function. Even after you uncheck it, it still keeps updating the news feed. Must be a bug somewhere.
Anyway, I found that by removing your Facebook for HTC Sense account then re-adding it and immediately unchecking Sync Live Feed fixes it.
MCL1981 said:
I know, I was talking about the poster on the other page that was trying to kill the stuck "sync news feed" function. Even after you uncheck it, it still keeps updating the news feed. Must be a bug somewhere.
Anyway, I found that by removing your Facebook for HTC Sense account then re-adding it and immediately unchecking Sync Live Feed fixes it.
Click to expand...
Click to collapse
I wasn't addressing your post, but thanks for the heads up -- I was never aware of the bug... well, it's never happened to me anyway.
Yeah many people have found that even after unchecking Sync Live Feed, the people list still keeps getting all those annoying news feed updates. It makes the silly think constantly update and sync wasting what little valuable electricity we have.

differences between BB and Android?

Why is it BB apps update instantly and Android ones don't?
Examples
Facebook notifications aren't instant. You have to refresh to see em.
Emails, same thing or it you can set it up to check every 15 min.
BB if someone emails me, I get it as soon as it's sent. Same for facebook.
Are their apps or ways to change this?
buffnutz1 said:
Why is it BB apps update instantly and Android ones don't?
Examples
Facebook notifications aren't instant. You have to refresh to see em.
Emails, same thing or it you can set it up to check every 15 min.
BB if someone emails me, I get it as soon as it's sent. Same for facebook.
Are their apps or ways to change this?
Click to expand...
Click to collapse
I use Gmail and it is instant push notification. I don't have to sync anything. I use exchange for my work email which is also push notification and it is instant without any syncing required.
As far as FB goes, I have mine set to notify me through my gmail account and as soon as I receive a comment I get an email instantly.
I also came from a BB and personally will never go back. Good luck
I found the BB market not very useful..but I did have a VZ curve without wifi.
I had issues with syncing working well with task killing..
Once you upgrade to android 2.2 get rid of advanced task killer and automatic task killer..
I've had no issues with syncing since..
buffnutz1 said:
Why is it BB apps update instantly and Android ones don't?
Examples
Facebook notifications aren't instant. You have to refresh to see em.
Emails, same thing or it you can set it up to check every 15 min.
BB if someone emails me, I get it as soon as it's sent. Same for facebook.
Are their apps or ways to change this?
Click to expand...
Click to collapse
Ohh yeah and another thing that I hated about my BB, the thing had virtually no memory on it and I had to constantly deal with a memory leak issue that was basically a known factor with BB's.
I was constantly cleaning and clearing cache on a daily if not 2-3 times a day basis.
My Dinc has never had any issues with this and in fact has plenty of memory to go around.
The only other problem i could complain about on my Dinc is the battery issues but I have been using the Seidio 1750 battery, and have rooted the phone and am running SetCPU and also turned off "Background data always on" and my battery life is awesome now!

Facebook doesnt stay logged in?

Forgive me in advance, I am asking this question on behalf of my gf that has an Epic.
Every couple hours she gets a prompt to login to facebook which is becomming very annoying. I have an Evo and have never had this issue but I also use the official facebook app, it appears that the epic has its own facebook app which appears to be the one causing us troubles. Does anyone else have this issue with facebook or am I doing something wrong? It would seem there is a way to stay logged in because if you are constantly signing in it kinda defeats the purpose of widgets.
brandenk said:
Forgive me in advance, I am asking this question on behalf of my gf that has an Epic.
Every couple hours she gets a prompt to login to facebook which is becomming very annoying. I have an Evo and have never had this issue but I also use the official facebook app, it appears that the epic has its own facebook app which appears to be the one causing us troubles. Does anyone else have this issue with facebook or am I doing something wrong? It would seem there is a way to stay logged in because if you are constantly signing in it kinda defeats the purpose of widgets.
Click to expand...
Click to collapse
This isn't going to answer your question but I'm just letting you know I get the same issue. I just either leave it or clear the notification up. Wouldn't mind finding a solution to this as well. Good luck!
I was afraid of that, so its either deal with the constant logins to get everything synced properly in your contacts, messages, etc., or go with something like Pure Messanger Widget and stock facebook app?
yep same issue here, ive learned though it does it only when i check my facebook on the epic
if I leave it alone it doesnt log out
There is a similar post in the General forum, but I had the same issues.
When I experienced the same issues, I was still on the stock version of Facebook.apk. The SNS account kept prompting for me to log in again, with each sync interval.
I tried removing and adding the account again and rebooting in between, yet still the same problem. I finally had upgrade Facebook to the latest update that was the cause of all these login issues for older versions.
The upgrade fixed the problem, but I did find an issue when you use the built-in Facebook contact sync alone it may not carry profile pictures over to SMS. I had to manually add the account, this ended up putting two Facebook sync processes on my phone. The first is for Facebook to actually let you login to the app (just has sync contacts), and the second is the process that will sync both contacts and calendar events again. (the original sync we're used to)
Reference thread
EDIT: I just got the same SNS login prompt again.
I've never had any login problems on the facebook app, but I also don't use the feeds and updates widget.
Sent from The Chaotic Void
This only seems to be happening to me more often recently. I swear it's asking me to log in to Facebook & Twitter every hour or so now. When I go to Accounts & Sync I see that there are two accounts (even though I only have one account for each). One Twitter & one Facebook account say there was an error with the syncing process.
I unchecked the sync processes that were having errors. I'll let you know if I keep being asked to log in.
I have this problem too. It says my sync is experiencing errors and its cause it logged me out of Facebook. Once I log back in its fine.
Sent from my Evo Killer!!!
Also i don't have auto sync enabled. I manually refresh them.
Sent from The Chaotic Void
zanderman112 said:
Also i don't have auto sync enabled. I manually refresh them.
Sent from The Chaotic Void
Click to expand...
Click to collapse
whats the setup on that phone atm? I had these same issues(as stated above) and now I'm Flashed to nebula 1.0.7 with froyo and its beast without any problems. Facebook hasn't bugged me once lol
brandenk said:
Forgive me in advance, I am asking this question on behalf of my gf that has an Epic.
Every couple hours she gets a prompt to login to facebook which is becomming very annoying. I have an Evo and have never had this issue but I also use the official facebook app, it appears that the epic has its own facebook app which appears to be the one causing us troubles. Does anyone else have this issue with facebook or am I doing something wrong? It would seem there is a way to stay logged in because if you are constantly signing in it kinda defeats the purpose of widgets.
Click to expand...
Click to collapse
I used to have this issue, but I figured out a simple workaround.
I use the FACEBOOK APP to sync and not the adding a Facebook account under the account section in settings. After I deleted the Facebook account there and made a sync with the Facebook App, the annoying prompt went away and hasn't come back since.
Hasseo said:
I used to have this issue, but I figured out a simple workaround.
I use the FACEBOOK APP to sync and not the adding a Facebook account under the account section in settings. After I deleted the Facebook account there and made a sync with the Facebook App, the annoying prompt went away and hasn't come back since.
Click to expand...
Click to collapse
After doing this, I bet you don't have your friends profile pictures in the stock SMS application anymore. You also wouldn't have Facebook events in your stock Calendar application.
I have the same problem. Funny thing is my widget works fine gets updates and I can upload a picture from within the widget. If I take a picture, or select one from the gallery, then click Share facebook, it will not upload. started one day last week.
On stock rooted and don't get it hourly or even 2x/day that I can remember, just every morning...sometimes it doesn't make it the first time, usually it re-connects, good til the next morning....
I had the same problem. I had to delete the stock sync and use the FB app's sync option but like mentioned above you lose the profile pics on the stock sms so I downloaded "go sms" and the pictures are back...it beats having to log in every hour for sure.
Sent from my SPH-D700 using XDA App
Same issue here. Facebook app from market works fine but the integrated samsung facebook sync and widget have problems. Ridiculous, samsung needs to fix their software.
treeserton said:
Ridiculous, samsung needs to fix their software.
Click to expand...
Click to collapse
I would say it's a Facebook issue. It stopped working properly after the recent Facebook update. It affected all versions of the application, including the Epic's stock version of Facebook.
I do actually. But, no calendar sync.
Sent from the Epic that bites.
I can say that my gf and my brother both have the same issue, only reason i can think Samsung isn't attempting a quick fix is the rumored 2.2 update for the 21st of this month, which will probably have an updated app that fixes the problem. Although as important as facebook is to people I am surprised there is no maintenance release that fixes this,
Same issues here. I was thinking it might have had something to do with networking issues - I usually leave wifi and 4g on all the time. I noticed that I usually get the prompts when I leave home in the morning (go out of range of my house's wifi) and when 4g disconnects and reconnects in spotty 4g areas. I was wondering if maybe the session expires when you switch networks. Same thing would happen on my laptop when I would bring it from home to work or a coffee shop. FB might recognize that the connection is different. Meh, just a theory I thought I'd throw out there.

[Q] Email is killing my battery!

As stated! Literally 78% of battery usage. I have only just started using email on my phone! Battery was amazing up until using email. I'm on rooted 2.3.3! Could anyone help.
The stock email app blows for exchange connectivity. It constantly hangs on me (the retrieval of email that is). I find when you have an area with a flaky connection (in and out of 3g), you get these issue. With it comes battery problems I've noticed.
I use touchdown for my primary exchange account to solve the lack of incoming email, but it too has battery issues if when it goes in and out of 3g coverage. It was fine until an update earlier in the year (on my old phone, then i noticed the battery issue, still notice on the arc now).
Are you using exchange or just regular email? If you notice your battery draining quick, its probably best to do a force close on it. You should be good to go for a few more hours until it happens again and the cycle repeats. The issue has been around wince 2.1 and I'm not sure why google doesn't get around to fixing it (I'm assuming the mail app at least uses a background service by google as I had the same issue on cyanogenmod since android 2.1). Its a well known issue.
I'm sure this doesn't help, its more of a "Me too".
I hope it gets better for you.
Yea its exchange mate! What a nightmare this is! Work email too so really need to find a work-around for this! I don't seem to have the issue of incoming email, it purely seems to be the battery usage! What a shame. thank you for the speedy reply.
you could try forwarding all your email to your gmail/ googlemail account and use that instead... doesn't solve the problem of replying though.. but you would at least get instant notications of incoming mail, without screwing your battery.
I also have this problem on my Arc - Accounts: Gmail & Exchange. With use of Green Power (Battery Saver which enables data traffic only 1 minute, then 10 minutes data traffic off) this drain-problem becomes WORSE. Before Update to 2.3.3 Green Power really saves some battery, after update 2.3.3 Green Power makes the drain more.
Best solution for me atm is: use only 2G, and don´t use Battery Savers like Green Power. I have to try playing around with exchange refresh settings (Push, once per hour...)
With this my battery drain ist about 2% per hour (no wifi, no gps, no calls... Only phone idle). Not perfect, but best i can get atm...
I use moxier mail for exchange mail. It's a pretty expensive app, but works flawless for me. Maybe there are some free exchange apps too try to search the market. Moxier mail doesn't even site up in my battery usage stats.
Thanks, I will give moxier mail a try.
Hard to justify since I bought touchdown already. I've since turned off push in touchdown and set to 15 minute intervals. Not ideal, its no longer draining my battery.
I've had this same problem for a while after updating to 2.3.3, I think the general solution is to NOT use push email and rather, set a interval (15 minutes or greater).
If you're in an area with scarce connectivity, the email application apparently continues to attempt to sync even with no signal so in that case, maybe a 3rd party email client will be better. Though apparently the popular K9 mail doesn't support active sync =/
Can anyone tell me how to set up email using Moxier? I cannot get it to connect to my exchange account at all, i have tried all possible combinations. My email address is [email protected]. Can you tell me what my domain would be? (previously using stock app i used @broadfieldprimary.herts.sch.uk - this worked fine) What my server would be (using stock app, I used db3prd0204.outlook.com - and this worked fine also. But trying to use Moxier - Paid - I cannot get any connection to this email!!! I'm sorry if this is a basic question, but If anyone could explain the set up I would need I would be eternally greatful!!

Mail service (exchange) draining battery?

guys, I've recently noticed that mail_service (from exchange)wakelock drains my battery pretty badly, I've reset the account a few days back and enjoyed quite a bit of good battery life (like 1-2 hrs for 1%, with 3G/data on and auto sync off) for two days,but today the bug came back. I wonder any of you experience this?
There has been reports of battery drain and the Android OS not going to deep sleep properly. However, there's to many factors to take into account.
Some claim that opening and closing the camera app has something to do with it. (CMOS sensor is kept open and active)
fregor said:
There has been reports of battery drain and the Android OS not going to deep sleep properly. However, there's to many factors to take into account.
Some claim that opening and closing the camera app has something to do with it. (CMOS sensor is kept open and active)
Click to expand...
Click to collapse
my Android OS was at 30some%, the betterbatterystats showed mail_service contributed to over 50mins wakelocks while I set manual sync. I am afraid it's another bug that android has.
exchange sucks when it comes to battery life, but I think it's more a protocol thing than an app thing. I did battery tests ages ago on my nexus one, and found exchange sucked up more battery/h than gmail/gtalk/facebook/+++ (basically everything else + phone idle) did combined.
Note that if you dont have exchange on push sync some exchange servers will require a full refresh when you connect. So it'll suck up more battery to sync every hour than having push notifications on. (Although exchange push requires a continously connected encrypted session... which isn't great for battery life either).
nurre said:
exchange sucks when it comes to battery life, but I think it's more a protocol thing than an app thing. I did battery tests ages ago on my nexus one, and found exchange sucked up more battery/h than gmail/gtalk/facebook/+++ (basically everything else + phone idle) did combined.
Note that if you dont have exchange on push sync some exchange servers will require a full refresh when you connect. So it'll suck up more battery to sync every hour than having push notifications on. (Although exchange push requires a continously connected encrypted session... which isn't great for battery life either).
Click to expand...
Click to collapse
I've been using exchange since I got my Desire and GS2, but neither one had problem with exchange draining battery (which I didn't find it from betterbatterystats), and even for Galaxy Nexus, this bug is on and off, I hope there's a solution for that
hongkongtom said:
I've been using exchange since I got my Desire and GS2, but neither one had problem with exchange draining battery (which I didn't find it from betterbatterystats), and even for Galaxy Nexus, this bug is on and off, I hope there's a solution for that
Click to expand...
Click to collapse
It never showed up in the battery stats for anything. But if I disabled exchange and left it overnight I'd have WAY better battery/h than I did if I left it on.
nurre said:
It never showed up in the battery stats for anything. But if I disabled exchange and left it overnight I'd have WAY better battery/h than I did if I left it on.
Click to expand...
Click to collapse
For disable do u mean freeze/ remove account/ stop auto sync?
Sent from my Galaxy Nexus
ICL53F
4.0.2
Rooted
Stock rom & Recovery
hongkongtom said:
For disable do u mean freeze/ remove account/ stop auto sync?
Sent from my Galaxy Nexus
ICL53F
4.0.2
Rooted
Stock rom & Recovery
Click to expand...
Click to collapse
I removed the account, just to be certain it wasn't doing anything. When I added the exchange account I noticed a quite bad drop in battery time, even though it never showed anywhere. So I tested it overnight tons of times with different settings. And the thing that helped me improve my battery time more than anything else was removing exchange.
nurre said:
I removed the account, just to be certain it wasn't doing anything. When I added the exchange account I noticed a quite bad drop in battery time, even though it never showed anywhere. So I tested it overnight tons of times with different settings. And the thing that helped me improve my battery time more than anything else was removing exchange.
Click to expand...
Click to collapse
well, that sucks, i need my exchange to get through my job, when exchange is behaving well, i got quite good battery life with 1% drop with 1-2hrs with no tweak (stock 4.0.2), now when exchange bug kicks in 1% would drop in around 15min. i can believe Google can still let it happen when we are already in its 4.0
I had this problem using Enhanced Email, and was able to resolve it by disabling calendar sync for the exchange account. As I understand Enhanced Email to be pretty similar to the stock email application, perhaps you might give that a try and see if it improves the situation.
I suspect the battery usage and best settings depend heavily on exchange server types as well. So do your own testing on this
TheJ0hnman said:
I had this problem using Enhanced Email, and was able to resolve it by disabling calendar sync for the exchange account. As I understand Enhanced Email to be pretty similar to the stock email application, perhaps you might give that a try and see if it improves the situation.
Click to expand...
Click to collapse
I've tried Enhanced Email and seems it doesn't support calendar sync fot 4.0 just yet. and i really do need calendar sync for my job.
actually, i also bought Touchdown, but too bad that it can't be integrated into phone's calendar, and the calendar viewing is suck for TD. (i really got spoiled by Calendar Pad / Jorte which can display individual events under month view.)
nurre said:
I suspect the battery usage and best settings depend heavily on exchange server types as well. So do your own testing on this
Click to expand...
Click to collapse
i think so too, but i think if i set manual sync the app shouldn't have that much of wake locks which keep my phone awake which drains battery.
I had my exchange account set to only sync email. I also set the check frequency to manual... the exchange service would still suck up a ton of battery. Every few hours I would receive a notification of new email for my exchange account. WTF? Why was it syncing in the background when I had sync set to manual..?
Sent from my Galaxy Nexus using Tapatalk
NPuter said:
I had my exchange account set to only sync email. I also set the check frequency to manual... the exchange service would still suck up a ton of battery. Every few hours I would receive a notification of new email for my exchange account. WTF? Why was it syncing in the background when I had sync set to manual..?
Sent from my Galaxy Nexus using Tapatalk
Click to expand...
Click to collapse
Are u using the stock app? I never have this problem you mentioned at the second part.
Sent from my Galaxy Nexus
ICL53F
4.0.2
Rooted & CWM
Stock rom
I had that bug so I removed and re-added my work exchange account and the CPU usage went away after a couple hours of syncing.
Then I downloaded touchdown and haven't gone back to the stock android email client.
Erukian said:
I had that bug so I removed and re-added my work exchange account and the CPU usage went away after a couple hours of syncing.
Then I downloaded touchdown and haven't gone back to the stock android email client.
Click to expand...
Click to collapse
Sorry I don't understand ur first part? So it had gone to normal after a few hours of syncing you mean?
Done more testing yesterday, after a 12hr working day (no emailing on phone but few calendars added/editted,all time 3G & data on ) , the exchange caused around 500 partial wakelocks (spent around 10min in total) reported by betterbatterystats, causing my phone to drop 1% in around 30min which I've undervolted using JameBond 1.2-307.
Yet, when I got home, I switched to my home Wi-Fi and found that the wakelocks were much less and my battery dropped 1% in around 1.5 to 2hr.
Don't know if the network status from 3G triggered the exchange to drain power from wakelocking.
Sent from my Galaxy Nexus
ICL53F (JameBond 1.2/307)
4.0.2
Rooted & CWM
Stock rom
hongkongtom said:
Sorry I don't understand ur first part? So it had gone to normal after a few hours of syncing you mean?
Done more testing yesterday, after a 12hr working day (no emailing on phone but few calendars added/editted,all time 3G & data on ) , the exchange caused around 500 partial wakelocks (spent around 10min in total) reported by betterbatterystats, causing my phone to drop 1% in around 30min which I've undervolted using JameBond 1.2-307.
Yet, when I got home, I switched to my home Wi-Fi and found that the wakelocks were much less and my battery dropped 1% in around 1.5 to 2hr.
Don't know if the network status from 3G triggered the exchange to drain power from wakelocking.
Sent from my Galaxy Nexus
ICL53F (JameBond 1.2/307)
4.0.2
Rooted & CWM
Stock rom
Click to expand...
Click to collapse
If your undervolted then your battery readout is incorrect anyway. Your battery meter isn't displaying actual battery capacity, it's estimating it based on a scale of power consumption @ X mhz of processor speed within an actual timeframe.
When you undervolt, there's no reference point. Your battery display is somewhat useless. It's why often times the last 10% @ idle seems to last forever.
I have high battery usage from Exchange. It's been a concern of mine for some time. Glad to see others noticing the same thing.
Sent from my Galaxy Nexus using Tapatalk
I am connected to two different Exchange accounts, one 2007 server and one 2010 server. Both set to automatic push. Battery life has been excellent with this phone and getting better. Yesterday, with several phone calls, emails, etc. I clocked in at 1 day 7 hours before I hit the 14% warning threshold.

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