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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Logcat command not reading arguments properly

I'm trying to get my phone to constantly record its logcat. I'm using the following command: logcat -f /sdcard/logcat.log -r 1024 -n 10 & The problem is when I execute this, it only saves 5 ...
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1answer
12 views

retrieve logcat after a system crash

Is it possible to retrieve a logcat from before a system crash after the phone recovers? I.e. my phone is running normally, then it crashes and reboots, and I want to view the logs when it recovers ...
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How to troubleshot: IpcThreadState log spam / system_server eating battery

The last days, i encounter the issue of my phone draining its battery fast (about 10-15%/h when idle). I'm trying to see what's happening, there are no unusual or suspicious alarms or wake locks. ...
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2answers
2k views

Clearing logcat on HTC one X

I've faced with insufficient storage problem on my HTC One X (rooted, stock ROM 4.2.2, CWM recovery). I've solve this problem before on a Samsung device by dialing *#9900# then press Delete ...
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1answer
20 views

Background logcat with filter

I have an app which seems to crash sometimes but of course not at that time when I have it connected to my PC and run logcat. Is there a good method of grepping logcat in background (best would be ...
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1answer
870 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
3k 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 ...
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0answers
26 views

How to Logcat everything (Main, Radio) at the very first boot in production builds

Hello Android Enthusiasts; I want to logcat the Very first boot in a chinese MTK production device, the ADB comes disabled with the device. is there any way to enable it before boot. The used ...
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1answer
463 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 ...
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0answers
26 views

After using *#9900# to delete logcats all the apps aren't responding. How do I solve this problem?

After running out of internal storage (device storage running out. Some device functions may not work) I used *#9900# and chose 2nd option to delete logcats but now every app I touch the phone become ...
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2answers
29 views

How can I take a log snapshot of device information?

If I experienced a problem with my phone — for example, if I cannot make calls, or cannot download or watch videos — I would like to take gather a log of device information including which ...
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0answers
26 views

What is a cops.log file?

Suddenly my internal storage was totally full. Many things didn't work anymore in my phone including wifi and my launcher (even the option in the settings disappeared). Some apps crashed also. So I ...
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2answers
7k 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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2answers
3k views

Empty /data/log folder

I have Galaxy Sii s9100 with CM 10.2 (android 4.3) I am encountering the bug that fill the folder /data/log and display the notfication "Storage space running out" I can see that the problem is ...
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3answers
2k views

How to Manage (and preferably clear) the `Frequently contacted` list in the Favourites tab

I have a Samsung Galaxy Note 3, with Adroid Version 4.4.2 If you click on Phone and then go to Favourites (The 3rd Tab at the top), you will see 1 or 2 lists: Favourites Frequently contacted I ...
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0answers
6 views

2.3 Tablet bootloop, trying to pull logfile with root adb [duplicate]

I have an old android tablet (2.3) which I've had for a number of years now. I've been trying to get access to the application data storage, because I had some important documents stored in a notes ...
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87 views

Is my Wifi Chip broken or just a software issue?

I have a Oneplus One Chinese version loaded with Official CM11S XNPH44S. Problem is that I can turn on my wifi but most of the it can't see the wifi networks around, even I have a wifi network in my ...
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0answers
55 views

Why is my Nvidia tablet looking for chinese servers(baidu.com)?

I am not sure if this is the right area for the question, or if it is even a big deal, but here i go. When using by Nvidia tablet to develop an app I realized that it was attempting to reach a server ...
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3answers
181 views

Android device crash logs?

I've been having issues* with my Samsung Galaxy S4 (Rooted, Echoe rom, SCH-i545, 4.4.2) lately and have been trying to figure out why. Problem is, it seems like neither alogcat nor adb can show, that ...
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0answers
83 views

Which application is switching on wifi?

I am running Android 4.3 on a Samsung Galaxy S3, switching on or off WiFi on a need-to-use basis. A few days back, I realized that WiFi would spontaneously be switched on. I switched it off, but it ...
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0answers
167 views

How to enable USB diagnostic port in an android phone?

Currently we are developing a LTE software which need the information from the Phone using QXDM tool.As of now,Most of the USB dongles and mobiles which i bought are having ROM with USB diagnostic ...
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1answer
83 views

View log files on rooted Nexus 9

I'd like to check some log files of a app I've downloaded from the browser. I rooted my device already and saw in the "SuperSU"-App a Logs-Tab. How can/do I use that? Or do I have to do something ...
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45 views

phone crashing constantly

can you help me discover what is causing my phone to crash? I've been having this problem for a while now but it seems to be getting worse. it happens at random and is almost like a RAM seizure. the ...
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1answer
93 views

Show boot process on screen

I've borked something in my nexus 4 stock rom playing with system files over ADB, and my device no longer boots past the animation. Is there any way I can make the system show it's boot process ...
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2answers
7k views

History of files sent over Bluetooth?

Does Android keep a history of the files sent via Bluetooth? I didn't see anything like that in the user interface (there's a log of received files, but not sent ones), but maybe there's a hidden log ...
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137 views

Call log not displaying missed call when Network Data reenabled?

Sometimes Network Data is off. This could happen because the user intentionally disables it for some purpose (such as to decrease exposure to radiation), or because the user is on a plane and when ...
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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 ...
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0answers
52 views

Analyze backtrace of Kernel panic / find cause

I have this problem on my Samsung Galaxy Note 2 LTE with random reboots and kind of clean restarts in the kernel logs (no oops / panic, even though some usb errors) and now I got a kernel panic in the ...
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0answers
713 views

List of purchased apps and app install/uninstall history log anywhere?

My device was damaged and since then I've had to order a hardware replacement. Given that all purchases and application installs/uninstalls via Google Play Store are carried out in connection with my ...
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1answer
80 views

Console logs disappear quickly

When I debug any app (native or hybrid), the console device logs they appear in the logcat but after 2+ min they automatically cleared out by Eclipse - though my device does not go in sleep mode. It ...
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1answer
211 views

View LogCat from unrooted android device without computer assistance

Ever since Android 4.1's new security model, all LogCat viewers I've came across require root access. Even the LogCat viewer for the IDE I'm using (AIDE) won't work. Without rooting my device, or ...
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1answer
65 views

How can I Know about SD card logs (eject or mount details) in Android logs?

I want to maintain a log of when the SD card is ejected or mounted in my Android device. How can I do this?
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10 views

How To Take Logs with adb from Android Device [duplicate]

I am new to android OS.Can someone help me with step by step procedure of taking android logs and debugging with adb and what is best way to look into log-cat logs. your help will be appreciated.
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224 views

Android device randomly crashes (signal 11) after being sent for repairs

For the last two years, I've owned an ASUS PadFone 2 and an ASUS PadFone Infinity (A86) after the PadFone 2 broke down. It started off with the PadFone 2 randomly rebooting, I couldn't find a certain ...
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1answer
85 views

Does android save a log of its own IP addresses?

I have a Wifi network to which I connect at work. The IP address has always been DHCP, but today the DHCP server is down. If I can figure out what IP address I had, I can set it statically (after ...
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2answers
3k 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 ...
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1answer
519 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 ...
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0answers
18 views

Record a custom log into sdcard in background

I've been using CatLog, which actually lets you record your logs with a filter. My filter is "pressS", which filters the "pressSnooze" and "pressStop" messages from AlarmAlert process. So that, I'm ...
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1answer
108 views

How to check logs with no adb on KitKat after a reboot crash?

Navigating the site I see reboot questions are common, and there are two main suggestions for log viewing: (1) adb, which requries a computer nearby, and (2) aLogrec, which seems to not be working for ...
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1answer
646 views

History of installed/uninstalled apps

I don't know if there is already a thread about this particular issue, but if so forgive me. I would like to know how can I see the date when I installed and uninstalled a certain app some time ago ...
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1answer
464 views

Is it safe to rename, delete or disable system/bin/mediaserver?

mediaserver is constantly running in the background eating up CPU. I don't care at this point if I don't get to use the gallery app and I'm fed up with having to reboot every time I hop out of my ...
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0answers
239 views

Low internal memory led to installation error

OK, so this is the problem. I own a lenovo idea tab A3000, with no SIM cards inserted( that results in impossibility of using a dial pad) but rooted. Android version 4.2.2 . Like many other users, I ...
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3answers
15k 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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1answer
38 views

Read logs from recovery

I want to read logs of Android device having stucked at boot logo,I don't have adb access,So is it possible to read logs displayed by logcat in recovery by mounting /system/ partition ?
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0answers
46 views

Nexus 10 does not show stacktraces anymore

I have an Nexus 10 with Android 4.4.4 (Stock, no root). Today I noticed a strange behaviour: When an App crashes, the device doesn't show the Stacktrace in Logcat. I purposely implemented a Bug in ...
6
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1answer
574 views

Which app sent the unauthorized texts?

Today I got an automated text from my wireless provider saying I'd gone over my text limit. This is odd because I send maybe 50 texts a month. When I logged into their customer site I found over 3000 ...
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2answers
39 views

Apps spamming my log

I've been looking at my log recently for more development of android applications, and I've noticed my log is spammed with all sorts of information that I wouldn't considered needed to be logged. ...
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2answers
401 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 ...
2
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1answer
2k views

How can I determine what is causing my Nexus 4 to freeze?

I have a new-ish Nexus 4 with Cataclysm ROM installed (rooted, 4.3). The device has recently started freezing - being unresponsive to button presses, but with the white LED pulsing. I have to ...
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0answers
42 views

Recent activities log

Is there an easy way to view a list of recent activities? The one I'm looking for doesn't seem to be showing up in the main recent apps view, and adb logcat is so noisy I'm having a hard time finding ...