Logging is the process by which the system records what's going on - i.e. events, errors, warnings, and related information. Most apps provide details in log files, so the system logs help to debug problems.

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Getting the activities of the user

Is it possible to get a list of user activities? I want to know when the phone was opened, when it was locked, etc. Just the basic things.
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1answer
768 views

Android early boot console over usb

I'm trying to port newer kernel versions onto my Nexus S device. Most newer kernels panic very early on in the boot process. I would like to debug this. However, since the phone has been provided to ...
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1answer
2k views

How to get dumpstate logs in samsung galaxy grand?

While working on my app, I have faced app crash. But I can't get any dumpstate log from data/log folder. So what is the solution to get dumpstate. Or I have to create any folder on my app name in data ...
2
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2answers
1k views

Bug Report and Power-Bug Report Functions not working on Nexus 7 Android 4.3

I need to gather log info for QA testing. The settings menu "Bug Report" and the power menu "Bug Report" functions don't work for me on my Nexus 7 running Jellybean 4.3 (don't know if it ever worked ...
2
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1answer
421 views

How can I monitor and log the connections to my phone's wireless hotspot?

I'm sure the phone will be logging all connections and connection attempts when it is used to set up a wireless hotspot - my question is how can I view these logs? If the default setting is not to ...
2
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0answers
417 views

Music playback stops randomly

I have bought the Xperia ZQ (Xperia ZL's alias in Brazil) C6503. I am experiencing a very annoying problem: from time to time the audio playback in any audio app just stops. If I hit play again it ...
5
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3answers
13k views

What are these dumpstate logs?

So, these files were filling up my /data/logs directory, causing me to run out of storage space rapidly. What are they, why are there so many and how can I stop them clogging my storage? Screenshot ...
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2answers
107 views

How do I begin to troubleshoot aCal?

I'm running aCal on my Samsung Galaxy S / Gingerbread and it isn't updating. Adding events pushes them out to my CalDAV server, but I don't see any events. In aLogcat I see an awful lot of errors: ...
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1answer
240 views

How do I get the log files on my Optima Smart 220?

I want to access the log files of my tablet (Optima Smart 220, running 4.1.1 Jelly Bean). Also, how do I root this device so I can get the log files?
3
votes
1answer
533 views

Dev/Log's - login attempts and how to read the log?

My first post on here and hopefully a easy fun answer. I'm looking for the location for failed login attempts on the device - I've looked on the device and it seems the logs are located in ...
2
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2answers
3k views

How to find the app that causes crashes?

Where should I begin the hunt for the cause of crashes / reboots when logging apps do not work anymore?
4
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2answers
39k views

Samsung Galaxy S3 black screen and automatic reboots

I have a Samsung Galaxy S3, purchased on July 2012. Sometimes, when I press the power button, the screen keeps black. The button LEDs turn on, but nothing else happens, and I have to remove the ...
0
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2answers
310 views

logcat log loss

I am using android jellybeans. There is a large amount of debug information being dumped by many components. So, I notice that logs from my application are often lost. I have tried dumping logcat log ...
3
votes
1answer
1k views

Debug Samsung Galaxy S3 Blank Screen Freezes

my Samsung Galaxy S3 suffers from the Black/Blank screen freeze. The only remedy is to pull the battery to get the phone to respond again. I'm running Android 4.1.1 and I have done a factory reset. ...
1
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0answers
19 views

How can I determine what app put a spam shortcut on my home screen? [duplicate]

Recently, I discovered that some app on my phone had taken it upon itself to place a very nice "Free Games" shortcut on my home screen. I haven't installed any new apps in the recent past, so I would ...
0
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0answers
4k views

Can receive but cannot send SMS on SGS3, help me debug with logcat?

For a couple months now (during which time I've tried ~20 ROMs), I can receive & make calls fine, receive & send emails fine, sync fine, everything is fine except I cannot send SMS. I've tried ...
2
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1answer
3k views

Google Play Store Doesn't Open

So, in the end of the past year I have finally got to root my china replica (fake) Galaxy SIII Everything was working just fine, until I remove some app from the /system/app directory, because this ...
2
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0answers
1k views

Trace/log of all activity on my android device [duplicate]

Is it possible to put on trace or get log of all activity on android device. If so, How?Also are there any key logger application
5
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2answers
5k views

Analyzing packets in android

I want to analyze packets on my rooted Android mobile phone. What I did so far: I have installed shark for root and shark reader. I tried to sniff packets, but shark reader only shows RAW packet. ...
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0answers
23 views

What is FxStreamingTexture and why does it fill up my logcat?

My locgat is full of such lines: 01-05 10:46:40.939: D/FxStreamingTexture(3948): BasicFuture_get return m_value = android.graphics.Bitmap@4074d6b8 How can I get rid of them?
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0answers
170 views

What is the origin and purpose of RS_##.log files?

On my Galaxy S3 (I747, rooted stock ROM, 4.1.1 jellybean), there are a number (currently 66) of files in /data with names following the format RS_##.log, where ## is a 1 or 2 digit number, currently ...
13
votes
7answers
877 views

How can I monitor and log data connection mode and rate, and log with location?

I would like to understand what connection type and theoretical data rate my phone is using for its data connection, and how it changes with different locations. I'm not looking for an actual data ...
2
votes
1answer
422 views

What would cause the existence of a /sdcard/logfile.log?

Since quite some time I've been getting a file /sdcard/logfile.log which gets really big quickly, last time I checked it was about 2MB. That file seems a general system log since I remember seeing ...
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2answers
406 views

How do one know what is the reasons why an android apps exit with exceptions?

Sometime, when you install a particular apps in the emulator, it work perfectly fine. So, you install the apps into your phone and/or tablet and it throws an exception when you run it. Similar, when ...
3
votes
3answers
518 views

Can the on-board ADB Server find the device itself?

I know that Android devices have an on-board adb server. I am able to start the server through the terminal emulator and run adb commands, but the device itself does not show up in the device list. ...
2
votes
1answer
3k views

How can I get a LogCat? [duplicate]

Possible Duplicate: How can I view and examine the Android log? Sometimes I get asked for a LogCat. What is this? What is it supposed to do? How can I get it?
2
votes
1answer
1k views

How to troubleshoot a lockup/freeze

I have a GNex running on CN(A) 3.8. It has started to lockup/freeze when the screen is off. So far it occurs mostly overnight while it's charging. I have to pull the battery to resolve. I believe it ...
0
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1answer
670 views

Dangers of Apps running in “Hidden mode”?

I have downloaded an app to record all my calls. The app is working great but the trouble is that it doesn't shows up under the "Ongoing" in the notification bar nor does it shows up in "active ...
4
votes
1answer
375 views

Is there a way to get detailed information on why an OTA update fails?

I'm trying to figure out why my OTA update is failing. I have unrooted my Droid Bionic, and did a factory reset. It starts to update, then reaches about a quarter of the way and stops. It just ...
2
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0answers
368 views

How can I see bootloader stdout debugging messages?

I'm trying to understand the mechanisms of the Android bootloader. The source code for this is here: ...
6
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2answers
2k views

What is the format of Android's logs?

I'm trying to gather data about my phone by analyzing the log files in /dev/log. I'm specifically looking at /dev/log/main. I always thought that any sane log format would be plain text, yet these ...
1
vote
2answers
602 views

How can I track my app usage? [duplicate]

Possible Duplicate: How can I track app usage? If you're not familiar with the late Wakoopa app for desktop, it's a small utility that runs in the background and monitors what application / ...
5
votes
2answers
11k views

How can I access android log files on my Nexus 7 without root access?

Since aLogcat now no longer works with Jelly Bean, how can I access the system log files on my device without either root access or attaching it to a computer? I have tried using adb logcat from my ...
2
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1answer
516 views

How active should I expect my Jelly Bean system log file to be?

When using aLogcat to view my Android log files, I find very few messages showing up in any of the views. Selecting Verbose level and no filter, I see that Main contains mostly garbage collection ...
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3answers
900 views

Pause Android LogCat output

How can I get a wider LogCat output than the one from the terminal window? I also want to be able to pause the output so I can actually read something. My OS is Windows 7 X64.
7
votes
2answers
11k views

Problems accessing message logs on Jelly Bean with aLogcat

Summary I have been having problems accessing the K9 log messages using aLogcat, see below for more details. What I would like to know is: Why are no log messages from K9 appearing in the aLogcat ...
3
votes
1answer
342 views

How to log and visualize resource usage stats (to identify resource hogs)?

I want to be able to collect up to, say, a couple of day's worth of resource usage statics for my android, at the resolution of individual apps, and ordered according to their shares of the resource. ...
0
votes
1answer
7k views

Android debugging-Boot Loops: Is there any way to get a log of information without ADB? Can the emulator even help? [duplicate]

Possible Duplicate: Android boot-up messages for debugging? Related to this post I created: Does the Android emulator generate some sort of log file I can access if it crashes? I have ...
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vote
1answer
4k views

Does the Android emulator generate some sort of log file I can access if it crashes?

Let's say I am working with the Android emulator, and get it to run one of my custom images/custom kernels, and it gets stuck in a boot-loop or crashes after a little while in booting up, does it ...
2
votes
2answers
4k views

Is there a good way to find out why an Android phone hangs?

Are there any log files you can look into, or any good ways of finding out if an app is causing the phone to hang (if even possible)? My friend has an Xperia Arc and after a while with a custom ROM ...
7
votes
2answers
7k views

Does android keep a log of when it starts?

I'm making a parental control/accountability app for android. It consists of a monitoring service that runs in the background and starts when the phone is booted. Unfortunately, I have found that ...
1
vote
1answer
1k views

rmt_storage keeps polling and spam logcat

In logcat I can see rmt_storage keeps doing something every 2/3 seconds I/rmt_storage(15279): rmt_storage open success I/rmt_storage(15279): rmt_storage shared memory ioctl success ...
8
votes
1answer
260 views

LogCat shows exception in SyncProcessorQueue every 5 seconds

I just started noticing this in my Logcat, it seems like every 5 seconds I get this exception caught. Does anyone have any idea what app or part of the OS it could be? I can't imagine whatever this is ...
4
votes
2answers
949 views

Something causes my phone to hang and reboot

This problem always happens after I restore my apps from Titanium Backup and move them to the SD card, regardless which ROM. However, I noticed that this problem has something to do with the SD card. ...
1
vote
1answer
2k views

Where is the Android log file to see if app installed correctly? [duplicate]

Possible Duplicate: How can I view and examine the Android log? Where is the log file. Why not logs/system.log? I see a log using app but nothing about install information. Like failures ...
3
votes
1answer
915 views

My Device Keeps Rebooting (LogCat attached)

For some reason, after I changed my device's battery. It just keeps rebooting and here's a LogCat of the error: E/JavaBinder( 1305): *** Uncaught remote exception! (Exceptions are not yet supported ...
2
votes
2answers
2k views

How do I increase the log size of dev/log/main?

How do I increase the size of dev/log/main by a factor of 10? My understanding is the log has a fixed size (16K?) and rolls over when that limit is reached. I'd like to find out what the log size is ...
7
votes
1answer
4k views

Dropbox not installed, but there is log activity in /data/system/dropbox?

I don't have dropbox installed, but whilst checking log files I've found that there is a /data/system/dropbox directory with log files from the 18th (which I think is the last time I rebooted my ...
3
votes
3answers
15k views

Can I delete the log files on my device?

I'm currently developing on an Android 2.3.4 device. I've got root access to the file system, and I'm looking for the location of the system log files (like /var/log) so that I can delete them, but ...
7
votes
1answer
234 views

Is there a way to save pop up alerts?

After every call/message, my service provider (airtel) displays a popup which has the last call cost and current balance. Is there a way I could log them automatically and have the latest balance ...