N900 BT_bt_wake wakelock

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P30SiNa

Senior Member
Feb 22, 2012
255
114
Tehran
nourian.info
Hello. I have this terrible wakelock. I searched the web and didn't find anything. I'm really tired of these wakelocks
Version MK2

It won't let my phone to go to deep sleep. my wifi was off all the time. if I turn it on other wakelocks happen too :eek:

Actually, Most of the times I have lots of kernel wakelocks. and Android OS battery drain
Another wakelocks are sec-battery-monitor and wlan_rx_wake when I turn on wifi.
Hope Samsung fix all of these terrible wakelocks...

But anyway... Does anyone know what is causing this wakelock?
 

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P30SiNa

Senior Member
Feb 22, 2012
255
114
Tehran
nourian.info
No one knows? It's the only thing that won't let my phone to go to deep sleep.
I think it's related to bluetooth maybe. But it's off all the time.
Anyone can help me?

Sent from my SM-N900 using Tapatalk
 

sekely

Member
Dec 23, 2013
7
2
Same here.

===================
General Information
===================
BetterBatteryStats version: 1.15.0.0
Creation Date: 2013-12-23 07:39:12
Statistic Type: Unplugged to Current
Since 7 h 56 m 25 s
VERSION.RELEASE: 4.3
BRAND: samsung
DEVICE: ha3g
MANUFACTURER: samsung
MODEL: SM-N900
OS.VERSION: 3.4.39-2217357
BOOTLOADER: N900XXUCMK2
HARDWARE: universal5420
FINGERPRINT: samsung/ha3gxx/ha3g:4.3/JSS15J/N900XXUCMK2:user/release-keys
ID: JSS15J
TAGS: release-keys
USER: dpi
PRODUCT: ha3gxx
RADIO: N900XXUCMK1
Rooted: false
============
Battery Info
============
Level lost [%]: Bat.: -20% (100% to 80%) [2.5%/h]
Voltage lost [mV]: (4317-4017) [37.8%/h]
===========
Other Usage
===========
Awake (): 7 h 56 m 25 s (28585 s) Ratio: 100.0%
Screen On (): 47 m 5 s (2825 s) Ratio: 9.9%
Wifi On (): 7 h 56 m 25 s (28585 s) Ratio: 100.0%
Wifi Running (): 2 h 50 m 14 s (10214 s) Ratio: 35.7%
Screen dark (): 40 m 55 s (2455 s) Ratio: 8.6%
Screen medium (): 6 m 9 s (369 s) Ratio: 0.6%
=========
Wakelocks
=========
AudioOut_F6 (1013): 4 m 54 s (294 s) Count:4 1.1%
android.media.MediaPlayer (com.sec.android.app.music.Music): 4 m 50 s (290 s) Count:6 1.1%
AudioOut_2 (1013): 2 m 21 s (141 s) Count:12 0.5%
ConnectivityService (Android System): 2 m 7 s (127 s) Count:1125 0.5%
FbClientConnManager (com.facebook.katana.Facebook): 1 m 56 s (116 s) Count:81 0.5%
TimaService (Android System): 1 m 26 s (86 s) Count:98 0.3%
AlarmManager (com.devexpert.weather.Android Weather): 1 m 10 s (70 s) Count:476 0.3%
NlpWakeLock (Google Services): 1 m 10 s (70 s) Count:65 0.3%
ActivityManager-Launch (Android System): 51 s (51 s) Count:403 0.2%
AlarmManager (Android System): 42 s (42 s) Count:1120 0.2%
*sync*_com.android.contacts_Account {name=a0edf64bcb96cc80c74f8b215dc4ded0, type=com.facebook.auth.login} (com.facebook.katana.Facebook): 31 s (31 s) Count:3 0.1%
*sync*_com.android.contacts_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (Samsung Syncadapters): 26 s (26 s) Count:6 0.1%
*sync*_com.android.calendar_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (Samsung Syncadapters): 16 s (16 s) Count:12 0.1%
AlarmReceiver (com.sec.android.app.clockpackage.Clock): 16 s (16 s) Count:6 0.1%
RILJ (Phone): 15 s (15 s) Count:457 0.1%
WifiStateMachine (Android System): 14 s (14 s) Count:523 0.1%
*sync*_gmail-ls_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (com.google.android.gm.Gmail): 10 s (10 s) Count:13 0.0%
*sync*_com.android.calendar_Account {name=0c074206062eebb0a95994421870ecb0, type=com.sec.android.app.sns3.facebook} (com.sec.android.app.sns3.SNS): 10 s (10 s) Count:3 0.0%
wakeLock (Android System): 9 s (9 s) Count:121 0.0%
*sync*_com.samsung.android.SmartClip_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (com.samsung.android.app.pinboard.Scrapbook): 7 s (7 s) Count:3 0.0%
*sync*_com.google.android.gms.people_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 7 s (7 s) Count:415 0.0%
*sync*_com.sec.android.app.sbrowser_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (Samsung Syncadapters): 6 s (6 s) Count:15 0.0%
GCM_CONN_ALARM (Google Services): 5 s (5 s) Count:171 0.0%
Icing (Google Services): 5 s (5 s) Count:514 0.0%
*sync*_com.android.calendar_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (com.google.android.syncadapters.calendar.Google Calendar Sync): 5 s (5 s) Count:18 0.0%
NlpCollectorWakeLock (Google Services): 5 s (5 s) Count:556 0.0%
NetworkLocationLocator (Google Services): 5 s (5 s) Count:517 0.0%
*sync*_com.android.contacts_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.linkedin.android} (com.linkedin.android.LinkedIn): 5 s (5 s) Count:3 0.0%
*sync*_com.android.contacts_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 4 s (4 s) Count:177 0.0%
AlarmManager (com.facebook.katana.Facebook): 4 s (4 s) Count:361 0.0%
NetworkStats (Android System): 4 s (4 s) Count:225 0.0%
SNS (com.sec.android.app.sns3.SNS): 4 s (4 s) Count:12 0.0%
*sync*_com.google.android.music.MusicContent_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (com.google.android.music.Google Play Music): 4 s (4 s) Count:20 0.0%
AlarmManager (Google Services): 3 s (3 s) Count:412 0.0%
*sync*_subscribedfeeds_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 3 s (3 s) Count:636 0.0%
*sync*_com.anydo.provider_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.anydo.account} (Any.DO): 2 s (2 s) Count:19 0.0%
SyncLoopWakeLock (Android System): 2 s (2 s) Count:1389 0.0%
E (net.dinglisch.android.taskerm.Tasker): 2 s (2 s) Count:111 0.0%
fullsync (com.whatsapp.WhatsApp): 2 s (2 s) Count:39 0.0%
*sync*_com.evernote.evernoteprovider_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.evernote} (com.evernote.Evernote): 2 s (2 s) Count:5 0.0%
M (net.dinglisch.android.taskerm.Tasker): 2 s (2 s) Count:99 0.0%
com.google.android.music.leanback.AutoCacheSchedulingService (com.google.android.music.Google Play Music): 2 s (2 s) Count:17 0.0%
GmailProviderProviderChangedBroadcastWakeLock (com.google.android.gm.Gmail): 2 s (2 s) Count:4 0.0%
SyncService (com.evernote.Evernote): 2 s (2 s) Count:2 0.0%
DHCP (Android System): 1 s (1 s) Count:453 0.0%
ScheduleNextAlarmWakeLock (com.android.providers.calendar.Calendar storage): 1 s (1 s) Count:34 0.0%
Event Log Service (Google Services): 1 s (1 s) Count:583 0.0%
*sync*_com.google.android.gms.games.background_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 1 s (1 s) Count:3 0.0%
*sync*_com.google.android.location.reporting_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 1 s (1 s) Count:93 0.0%
show keyguard (Android System): 1 s (1 s) Count:126 0.0%
ConnectMQTT (com.nuance.swype.dtc.Swype + Dragon): 1 s (1 s) Count:33 0.0%
BBS_WAKELOCK_WHILE_SAVING_REF (com.asksven.betterbatterystats_xdaedition.BetterBatteryStats): 1 s (1 s) Count:4 0.0%
SCREEN_FROZEN (Android System): 1 s (1 s) Count:455 0.0%
RILS (com.sec.phone.com.sec.phone): 1 s (1 s) Count:11 0.0%
AudioOut_F7 (1013): 1 s (1 s) Count:14 0.0%
================
Kernel Wakelocks !!! wakeup_sources !!!
================
BT_bt_wake (): 7 h 9 m (25740 s) Cnt:(c/wc/ec)6/0/6 -387.9%
PowerManagerService.WakeLocks (): 17 m 34 s (1054 s) Cnt:(c/wc/ec)2411/0/0 3.7%
l2_hsic (): 9 m 17 s (557 s) Cnt:(c/wc/ec)1163/0/1163 2.0%
bluetooth_timer (): 7 m 21 s (441 s) Cnt:(c/wc/ec)12/0/0 1.5%
umts_ipc0 (): 5 m 57 s (357 s) Cnt:(c/wc/ec)1070/0/1070 1.3%
ril-fd (): 5 m 9 s (309 s) Cnt:(c/wc/ec)23/0/0 1.1%
radio-interface (): 3 m 58 s (238 s) Cnt:(c/wc/ec)342/0/0 0.8%
rmnet0 (): 2 m 43 s (163 s) Cnt:(c/wc/ec)123/0/123 0.6%
wlan_rx_wake (): 2 m 37 s (157 s) Cnt:(c/wc/ec)813/0/814 0.6%
wlan_ctrl_wake (): 1 m 41 s (101 s) Cnt:(c/wc/ec)156/0/157 0.4%
wlan_wd_wake (): 56 s (56 s) Cnt:(c/wc/ec)4838/0/0 0.2%
rpm_hsic (): 55 s (55 s) Cnt:(c/wc/ec)1176/0/0 0.2%
alarm (): 22 s (22 s) Cnt:(c/wc/ec)1790/0/0 0.1%
wlan_wake (): 20 s (20 s) Cnt:(c/wc/ec)34092/0/0 0.1%
sec-battery-monitor (): 20 s (20 s) Cnt:(c/wc/ec)952/0/0 0.1%
LightsService (): 16 s (16 s) Cnt:(c/wc/ec)38/0/0 0.1%
bcm2079x_wake_lock_timeout (): 10 s (10 s) Cnt:(c/wc/ec)12/0/12 0.0%
AudioOutLock (): 7 s (7 s) Cnt:(c/wc/ec)5/0/0 0.0%
battery (): 6 s (6 s) Cnt:(c/wc/ec)952/0/0 0.0%
PowerManagerService.Broadcasts (): 2 s (2 s) Cnt:(c/wc/ec)18/0/0 0.0%
PowerManagerService.Display (): (0 s) Cnt:(c/wc/ec)9/0/0 0.0%
bcm2079x_wake_lock (): (0 s) Cnt:(c/wc/ec)13/0/0 0.0%
KeyEvents (): (0 s) Cnt:(c/wc/ec)65473/0/0 0.0%
ApmCommand (): (0 s) Cnt:(c/wc/ec)64/0/0 0.0%
event19-2744 (): (0 s) Cnt:(c/wc/ec)118/0/0 0.0%
======================
Alarms (requires root)
======================
======================
Network (requires root)
======================
==========
CPU States
==========
1.9 GHz (): 3 m 50 s 0.8%
1.8 GHz (): 1 m 21 s 0.3%
1.7 GHz (): 43 s 0.2%
1.6 GHz (): 1 m 26 s 0.3%
1.5 GHz (): 58 s 0.2%
1.4 GHz (): 21 s 0.1%
1.3 GHz (): 33 s 0.1%
1.2 GHz (): 54 s 0.2%
1.1 GHz (): 2 m 3 s 0.4%
1 GHz (): 1 m 19 s 0.3%
900 MHz (): 1 m 30 s 0.3%
800 MHz (): 5 m 46 s 1.2%
650 MHz (): 5 m 8 s 1.1%
600 MHz (): 15 m 45 s 3.3%
550 MHz (): 25 s 0.1%
500 MHz (): 51 s 0.2%
450 MHz (): 43 s 0.2%
400 MHz (): 2 m 43 s 0.6%
350 MHz (): 5 m 31 s 1.2%
300 MHz (): 2 m 36 s 0.5%
250 MHz (): 7 h 1 m 49 s 88.5%
Deep Sleep (): 0.0%
==================
Reference overview
==================
ref_boot: Reference ref_boot created 40 s (Wl: 7 elements; KWl: 9elements; NetS: null; Alrm: null; Proc: 9 elements; Oth: 3 elements; CPU: 1 elements)
ref_unplugged: Reference ref_unplugged created 9 h 47 m 1 s (Wl: 0 elements; KWl: 39elements; NetS: null; Alrm: null; Proc: 0 elements; Oth: 6 elements; CPU: 22 elements)
ref_charged: Reference ref_charged created 9 h 47 m 1 s (Wl: 0 elements; KWl: 39elements; NetS: null; Alrm: null; Proc: 0 elements; Oth: 6 elements; CPU: 22 elements)
ref_current: Reference ref_current created 17 h 43 m 27 s (Wl: 55 elements; KWl: 39elements; NetS: null; Alrm: null; Proc: 89 elements; Oth: 7 elements; CPU: 22 elements)
 
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xclub_101

Senior Member
Oct 15, 2012
1,252
358
Samsung Galaxy S23 Ultra
My Note 3 is just a few days old. It was fine till now, with no funny wakelocks. But all of a sudden, it seeing the same BT_bt_wake activity today. It's draining like 3% every hour.


My guess is that it is Bluetooth-related, and it should go away if you turn-off Bluetooth (for instance using the quick toggles), so this should be your first test.

If that is correct but you still need to use your Bluetooth-related devices then the next step is to see which device from your paired devices creates problems - my guess is that Bluetooth v4 devices would be fine, but maybe older Bluetooth devices are not handled so well in hardware and as a result keep a wakelock in software.

The problem might also be from a device that is not even paired with your Note 3 but is active around you and keeps sending (discovery?) packets around - in that case I really am curious what could be done (other than trying to turn-off that device).
 
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sekely

Member
Dec 23, 2013
7
2
My guess is that it is Bluetooth-related, and it should go away if you turn-off Bluetooth (for instance using the quick toggles), so this should be your first test.

If that is correct but you still need to use your Bluetooth-related devices then the next step is to see which device from your paired devices creates problems - my guess is that Bluetooth v4 devices would be fine, but maybe older Bluetooth devices are not handled so well in hardware and as a result keep a wakelock in software.

The problem might also be from a device that is not even paired with your Note 3 but is active around you and keeps sending (discovery?) packets around - in that case I really am curious what could be done (other than trying to turn-off that device).

I just did a short test:
activated BT for 10 seconds, didn't connect anything to it.
deactivated BT.
left the device for an hour.

bt_bt_wakelock was stuck
 
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xclub_101

Senior Member
Oct 15, 2012
1,252
358
Samsung Galaxy S23 Ultra
I just did a short test:
activated BT for 10 seconds, didn't connect anything to it.
deactivated BT.
left the device for an hour.

bt_bt_wakelock was stuck


That is very interesting (and a little worrying, since it means that turning it off does not solve the problem, at least not immediately) - how many devices do you have in your list of paired devices? And how many other devices do you see around you?

I would assume that restarting the phone would fix things, but that is a really messy workaround.
 

MTU79

New member
Dec 28, 2013
4
0
Same stuff w. my SM-N900

No one knows? It's the only thing that won't let my phone to go to deep sleep.
I think it's related to bluetooth maybe. But it's off all the time.
Anyone can help me?

Sent from my SM-N900 using Tapatalk

Have same **** w. my SM-N900 - afther first on/off bluetooth phone does not go to "deep sleep" if I switch WiFi on. Tried wipe out / safe mode etc - does not help. Looks like either SW bug or something wrong w. hardware (unlikely). The only thing helps for a while - to swithch bluethooth on and off once again, then phone goes to bed till next WiFi on/off. Then you need to on-off your bluetooth once again - and os in the loop.

And yes - bt_bt_wake is whown by BBS as main system wakelock.

any ideas how to shoot this bt_bt_wake issue?... Probably buy IPas mini?.. but it does not have awesome stylus...
 

sekely

Member
Dec 23, 2013
7
2
That is very interesting (and a little worrying, since it means that turning it off does not solve the problem, at least not immediately) - how many devices do you have in your list of paired devices? And how many other devices do you see around you?

I would assume that restarting the phone would fix things, but that is a really messy workaround.

I have 3 devices paired (headphone, earphone, keyboard).
regarding to other devices @ the near surrounding - not related. the issue was reproduced in different environments.
restarting the phone solving the issue but I don't think that this is an appropriate solution.

I found an old android code from 2011 that takes the bt_bt_wake. I couldn't find any release.
since I haven't seen much complain about bt_bt_wake my best guess is - rare system flow which cause an internal exception, which doesn't release the lock. but it's just a shot in the dark, I hate C code.
 

contactsunny

New member
Aug 28, 2011
3
3
35
Mysore
www.thetechcheck.com
BT is the obvious culprit

My guess is that it is Bluetooth-related, and it should go away if you turn-off Bluetooth (for instance using the quick toggles), so this should be your first test.

If that is correct but you still need to use your Bluetooth-related devices then the next step is to see which device from your paired devices creates problems - my guess is that Bluetooth v4 devices would be fine, but maybe older Bluetooth devices are not handled so well in hardware and as a result keep a wakelock in software.

The problem might also be from a device that is not even paired with your Note 3 but is active around you and keeps sending (discovery?) packets around - in that case I really am curious what could be done (other than trying to turn-off that device).

Sorry, I hadn't seen your reply. And a simple restart fixed the issue. This only occurs when I switch on the BT. And then I'll have to restart the device to stop this from occurring again. Its a bit frustrating. If this is fixed, i easily get 24 hours of more with at least 3 hours of screen on, 1 hour of GPS, 1 hour of gaming, and 1 hour of music. That's a good backup for me.
 

MTU79

New member
Dec 28, 2013
4
0
bt_bt_wake wakelock issue has gone after Kitkat upgrade. Confirmed also by other fellows. But still there are some other wakelocks like sec-battery-stat which drain battery fadt if WiFi is on.
 

Mahabadi

New member
Feb 26, 2014
2
0
Note 3 wakelock

Follow this:
0)I use Cpu Spy app to determine wakelock & Deep Sleep Problems
1) go to Wifi settings & turn on Wifi
2) go to Advanced
3)Set "Keep Wi-Fi on during sleep" to "Never"
4)Wait some seconds (I used to turn off screen, wait for some seconds)
5) turn off wifi

if you want to use wifi, turn on wifi and set "keep Wi-Fi..." to "Always" or not.
Notice that befor turning of Wifi, set it to "Never"

notice that when your phone is connected to charger T before disconnecting charger, unlock phone and wait for a few seconds while screen is on, then disconnect charger,
 
Last edited:

sekely

Member
Dec 23, 2013
7
2
bt_bt_wake wakelock issue has gone after Kitkat upgrade. Confirmed also by other fellows. But still there are some other wakelocks like sec-battery-stat which drain battery fadt if WiFi is on.

same here, I'll keep following and update if anything changes.
now I have the l2_hsic issue. it's like hydra - you kill one wakelock issue, 2 pops instead
 

ky3bmu4

Senior Member
Aug 31, 2010
289
24
Today i met this sec-battery-monitor wakelock which is huge problem for going into a deepsleep and drains the battery a lot. Did the postera under these thread resolve the issue?

PS I tried to use a chinese powerbank yesterday and also charged the phone via chinesee car plug today...
 

arcma

Member
Dec 31, 2010
7
1
solution

I had wlan_wake and bt_bt_wake issue on v4.3. Clear the cache for the system (or all) of the applications for me is the solution!
I used SD Maid to clean.
 

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  • 1
    Same here.

    ===================
    General Information
    ===================
    BetterBatteryStats version: 1.15.0.0
    Creation Date: 2013-12-23 07:39:12
    Statistic Type: Unplugged to Current
    Since 7 h 56 m 25 s
    VERSION.RELEASE: 4.3
    BRAND: samsung
    DEVICE: ha3g
    MANUFACTURER: samsung
    MODEL: SM-N900
    OS.VERSION: 3.4.39-2217357
    BOOTLOADER: N900XXUCMK2
    HARDWARE: universal5420
    FINGERPRINT: samsung/ha3gxx/ha3g:4.3/JSS15J/N900XXUCMK2:user/release-keys
    ID: JSS15J
    TAGS: release-keys
    USER: dpi
    PRODUCT: ha3gxx
    RADIO: N900XXUCMK1
    Rooted: false
    ============
    Battery Info
    ============
    Level lost [%]: Bat.: -20% (100% to 80%) [2.5%/h]
    Voltage lost [mV]: (4317-4017) [37.8%/h]
    ===========
    Other Usage
    ===========
    Awake (): 7 h 56 m 25 s (28585 s) Ratio: 100.0%
    Screen On (): 47 m 5 s (2825 s) Ratio: 9.9%
    Wifi On (): 7 h 56 m 25 s (28585 s) Ratio: 100.0%
    Wifi Running (): 2 h 50 m 14 s (10214 s) Ratio: 35.7%
    Screen dark (): 40 m 55 s (2455 s) Ratio: 8.6%
    Screen medium (): 6 m 9 s (369 s) Ratio: 0.6%
    =========
    Wakelocks
    =========
    AudioOut_F6 (1013): 4 m 54 s (294 s) Count:4 1.1%
    android.media.MediaPlayer (com.sec.android.app.music.Music): 4 m 50 s (290 s) Count:6 1.1%
    AudioOut_2 (1013): 2 m 21 s (141 s) Count:12 0.5%
    ConnectivityService (Android System): 2 m 7 s (127 s) Count:1125 0.5%
    FbClientConnManager (com.facebook.katana.Facebook): 1 m 56 s (116 s) Count:81 0.5%
    TimaService (Android System): 1 m 26 s (86 s) Count:98 0.3%
    AlarmManager (com.devexpert.weather.Android Weather): 1 m 10 s (70 s) Count:476 0.3%
    NlpWakeLock (Google Services): 1 m 10 s (70 s) Count:65 0.3%
    ActivityManager-Launch (Android System): 51 s (51 s) Count:403 0.2%
    AlarmManager (Android System): 42 s (42 s) Count:1120 0.2%
    *sync*_com.android.contacts_Account {name=a0edf64bcb96cc80c74f8b215dc4ded0, type=com.facebook.auth.login} (com.facebook.katana.Facebook): 31 s (31 s) Count:3 0.1%
    *sync*_com.android.contacts_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (Samsung Syncadapters): 26 s (26 s) Count:6 0.1%
    *sync*_com.android.calendar_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (Samsung Syncadapters): 16 s (16 s) Count:12 0.1%
    AlarmReceiver (com.sec.android.app.clockpackage.Clock): 16 s (16 s) Count:6 0.1%
    RILJ (Phone): 15 s (15 s) Count:457 0.1%
    WifiStateMachine (Android System): 14 s (14 s) Count:523 0.1%
    *sync*_gmail-ls_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (com.google.android.gm.Gmail): 10 s (10 s) Count:13 0.0%
    *sync*_com.android.calendar_Account {name=0c074206062eebb0a95994421870ecb0, type=com.sec.android.app.sns3.facebook} (com.sec.android.app.sns3.SNS): 10 s (10 s) Count:3 0.0%
    wakeLock (Android System): 9 s (9 s) Count:121 0.0%
    *sync*_com.samsung.android.SmartClip_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (com.samsung.android.app.pinboard.Scrapbook): 7 s (7 s) Count:3 0.0%
    *sync*_com.google.android.gms.people_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 7 s (7 s) Count:415 0.0%
    *sync*_com.sec.android.app.sbrowser_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.osp.app.signin} (Samsung Syncadapters): 6 s (6 s) Count:15 0.0%
    GCM_CONN_ALARM (Google Services): 5 s (5 s) Count:171 0.0%
    Icing (Google Services): 5 s (5 s) Count:514 0.0%
    *sync*_com.android.calendar_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (com.google.android.syncadapters.calendar.Google Calendar Sync): 5 s (5 s) Count:18 0.0%
    NlpCollectorWakeLock (Google Services): 5 s (5 s) Count:556 0.0%
    NetworkLocationLocator (Google Services): 5 s (5 s) Count:517 0.0%
    *sync*_com.android.contacts_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.linkedin.android} (com.linkedin.android.LinkedIn): 5 s (5 s) Count:3 0.0%
    *sync*_com.android.contacts_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 4 s (4 s) Count:177 0.0%
    AlarmManager (com.facebook.katana.Facebook): 4 s (4 s) Count:361 0.0%
    NetworkStats (Android System): 4 s (4 s) Count:225 0.0%
    SNS (com.sec.android.app.sns3.SNS): 4 s (4 s) Count:12 0.0%
    *sync*_com.google.android.music.MusicContent_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (com.google.android.music.Google Play Music): 4 s (4 s) Count:20 0.0%
    AlarmManager (Google Services): 3 s (3 s) Count:412 0.0%
    *sync*_subscribedfeeds_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 3 s (3 s) Count:636 0.0%
    *sync*_com.anydo.provider_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.anydo.account} (Any.DO): 2 s (2 s) Count:19 0.0%
    SyncLoopWakeLock (Android System): 2 s (2 s) Count:1389 0.0%
    E (net.dinglisch.android.taskerm.Tasker): 2 s (2 s) Count:111 0.0%
    fullsync (com.whatsapp.WhatsApp): 2 s (2 s) Count:39 0.0%
    *sync*_com.evernote.evernoteprovider_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.evernote} (com.evernote.Evernote): 2 s (2 s) Count:5 0.0%
    M (net.dinglisch.android.taskerm.Tasker): 2 s (2 s) Count:99 0.0%
    com.google.android.music.leanback.AutoCacheSchedulingService (com.google.android.music.Google Play Music): 2 s (2 s) Count:17 0.0%
    GmailProviderProviderChangedBroadcastWakeLock (com.google.android.gm.Gmail): 2 s (2 s) Count:4 0.0%
    SyncService (com.evernote.Evernote): 2 s (2 s) Count:2 0.0%
    DHCP (Android System): 1 s (1 s) Count:453 0.0%
    ScheduleNextAlarmWakeLock (com.android.providers.calendar.Calendar storage): 1 s (1 s) Count:34 0.0%
    Event Log Service (Google Services): 1 s (1 s) Count:583 0.0%
    *sync*_com.google.android.gms.games.background_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 1 s (1 s) Count:3 0.0%
    *sync*_com.google.android.location.reporting_Account {name=c6e4f0109f89c57f75b7928770c57fb0, type=com.google} (Google Services): 1 s (1 s) Count:93 0.0%
    show keyguard (Android System): 1 s (1 s) Count:126 0.0%
    ConnectMQTT (com.nuance.swype.dtc.Swype + Dragon): 1 s (1 s) Count:33 0.0%
    BBS_WAKELOCK_WHILE_SAVING_REF (com.asksven.betterbatterystats_xdaedition.BetterBatteryStats): 1 s (1 s) Count:4 0.0%
    SCREEN_FROZEN (Android System): 1 s (1 s) Count:455 0.0%
    RILS (com.sec.phone.com.sec.phone): 1 s (1 s) Count:11 0.0%
    AudioOut_F7 (1013): 1 s (1 s) Count:14 0.0%
    ================
    Kernel Wakelocks !!! wakeup_sources !!!
    ================
    BT_bt_wake (): 7 h 9 m (25740 s) Cnt:(c/wc/ec)6/0/6 -387.9%
    PowerManagerService.WakeLocks (): 17 m 34 s (1054 s) Cnt:(c/wc/ec)2411/0/0 3.7%
    l2_hsic (): 9 m 17 s (557 s) Cnt:(c/wc/ec)1163/0/1163 2.0%
    bluetooth_timer (): 7 m 21 s (441 s) Cnt:(c/wc/ec)12/0/0 1.5%
    umts_ipc0 (): 5 m 57 s (357 s) Cnt:(c/wc/ec)1070/0/1070 1.3%
    ril-fd (): 5 m 9 s (309 s) Cnt:(c/wc/ec)23/0/0 1.1%
    radio-interface (): 3 m 58 s (238 s) Cnt:(c/wc/ec)342/0/0 0.8%
    rmnet0 (): 2 m 43 s (163 s) Cnt:(c/wc/ec)123/0/123 0.6%
    wlan_rx_wake (): 2 m 37 s (157 s) Cnt:(c/wc/ec)813/0/814 0.6%
    wlan_ctrl_wake (): 1 m 41 s (101 s) Cnt:(c/wc/ec)156/0/157 0.4%
    wlan_wd_wake (): 56 s (56 s) Cnt:(c/wc/ec)4838/0/0 0.2%
    rpm_hsic (): 55 s (55 s) Cnt:(c/wc/ec)1176/0/0 0.2%
    alarm (): 22 s (22 s) Cnt:(c/wc/ec)1790/0/0 0.1%
    wlan_wake (): 20 s (20 s) Cnt:(c/wc/ec)34092/0/0 0.1%
    sec-battery-monitor (): 20 s (20 s) Cnt:(c/wc/ec)952/0/0 0.1%
    LightsService (): 16 s (16 s) Cnt:(c/wc/ec)38/0/0 0.1%
    bcm2079x_wake_lock_timeout (): 10 s (10 s) Cnt:(c/wc/ec)12/0/12 0.0%
    AudioOutLock (): 7 s (7 s) Cnt:(c/wc/ec)5/0/0 0.0%
    battery (): 6 s (6 s) Cnt:(c/wc/ec)952/0/0 0.0%
    PowerManagerService.Broadcasts (): 2 s (2 s) Cnt:(c/wc/ec)18/0/0 0.0%
    PowerManagerService.Display (): (0 s) Cnt:(c/wc/ec)9/0/0 0.0%
    bcm2079x_wake_lock (): (0 s) Cnt:(c/wc/ec)13/0/0 0.0%
    KeyEvents (): (0 s) Cnt:(c/wc/ec)65473/0/0 0.0%
    ApmCommand (): (0 s) Cnt:(c/wc/ec)64/0/0 0.0%
    event19-2744 (): (0 s) Cnt:(c/wc/ec)118/0/0 0.0%
    ======================
    Alarms (requires root)
    ======================
    ======================
    Network (requires root)
    ======================
    ==========
    CPU States
    ==========
    1.9 GHz (): 3 m 50 s 0.8%
    1.8 GHz (): 1 m 21 s 0.3%
    1.7 GHz (): 43 s 0.2%
    1.6 GHz (): 1 m 26 s 0.3%
    1.5 GHz (): 58 s 0.2%
    1.4 GHz (): 21 s 0.1%
    1.3 GHz (): 33 s 0.1%
    1.2 GHz (): 54 s 0.2%
    1.1 GHz (): 2 m 3 s 0.4%
    1 GHz (): 1 m 19 s 0.3%
    900 MHz (): 1 m 30 s 0.3%
    800 MHz (): 5 m 46 s 1.2%
    650 MHz (): 5 m 8 s 1.1%
    600 MHz (): 15 m 45 s 3.3%
    550 MHz (): 25 s 0.1%
    500 MHz (): 51 s 0.2%
    450 MHz (): 43 s 0.2%
    400 MHz (): 2 m 43 s 0.6%
    350 MHz (): 5 m 31 s 1.2%
    300 MHz (): 2 m 36 s 0.5%
    250 MHz (): 7 h 1 m 49 s 88.5%
    Deep Sleep (): 0.0%
    ==================
    Reference overview
    ==================
    ref_boot: Reference ref_boot created 40 s (Wl: 7 elements; KWl: 9elements; NetS: null; Alrm: null; Proc: 9 elements; Oth: 3 elements; CPU: 1 elements)
    ref_unplugged: Reference ref_unplugged created 9 h 47 m 1 s (Wl: 0 elements; KWl: 39elements; NetS: null; Alrm: null; Proc: 0 elements; Oth: 6 elements; CPU: 22 elements)
    ref_charged: Reference ref_charged created 9 h 47 m 1 s (Wl: 0 elements; KWl: 39elements; NetS: null; Alrm: null; Proc: 0 elements; Oth: 6 elements; CPU: 22 elements)
    ref_current: Reference ref_current created 17 h 43 m 27 s (Wl: 55 elements; KWl: 39elements; NetS: null; Alrm: null; Proc: 89 elements; Oth: 7 elements; CPU: 22 elements)
    1
    Same here

    My Note 3 is just a few days old. It was fine till now, with no funny wakelocks. But all of a sudden, it seeing the same BT_bt_wake activity today. It's draining like 3% every hour.
    1
    My Note 3 is just a few days old. It was fine till now, with no funny wakelocks. But all of a sudden, it seeing the same BT_bt_wake activity today. It's draining like 3% every hour.


    My guess is that it is Bluetooth-related, and it should go away if you turn-off Bluetooth (for instance using the quick toggles), so this should be your first test.

    If that is correct but you still need to use your Bluetooth-related devices then the next step is to see which device from your paired devices creates problems - my guess is that Bluetooth v4 devices would be fine, but maybe older Bluetooth devices are not handled so well in hardware and as a result keep a wakelock in software.

    The problem might also be from a device that is not even paired with your Note 3 but is active around you and keeps sending (discovery?) packets around - in that case I really am curious what could be done (other than trying to turn-off that device).
    1
    http://xdaforums.com/showthread.php?t=2473748



    Sent from my SM-N9005 using XDA Premium 4 mobile app
    1
    My guess is that it is Bluetooth-related, and it should go away if you turn-off Bluetooth (for instance using the quick toggles), so this should be your first test.

    If that is correct but you still need to use your Bluetooth-related devices then the next step is to see which device from your paired devices creates problems - my guess is that Bluetooth v4 devices would be fine, but maybe older Bluetooth devices are not handled so well in hardware and as a result keep a wakelock in software.

    The problem might also be from a device that is not even paired with your Note 3 but is active around you and keeps sending (discovery?) packets around - in that case I really am curious what could be done (other than trying to turn-off that device).

    I just did a short test:
    activated BT for 10 seconds, didn't connect anything to it.
    deactivated BT.
    left the device for an hour.

    bt_bt_wakelock was stuck