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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8 views

Is this a A2Dp logging bug, or am I missing something?

I'm working on an automatic test for something, and to do it I'm parsing logcat. Part of my test includes knowing when A2Dp has begun playing sound. When my headset is connected, and nothing is ...
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19 views

What is the difference between “beginning of main” in logcat and bugreport

I see that "beginning of main" section is present in both, logcat as well as bugreport. What is the difference between the two?
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2answers
27 views

adb locat - cannot redirect to textfile - read only filesystem

When I trie to show logs of a specific priority in logcat and direct the stream to a textfile I get the following error message: 1|shell@android:/ $ adb logcat "*:W" > logcat.txt ...
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1answer
61 views

How to know if phone has been connected via USB? (connection log on the phone?)

I'm trying to find out if someone has connected the Android phone (Samsung Note 4) to the PC via USB. Is there a log somewhere on the device showing the timestamp of connection? Preferably without ...
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1answer
21 views

How to find and read boot up log files?

My phone's SD card got stolen yesterday, and I'm trying to find a way to read the boot up logs. I had left it at work by accident, and I know that it had to have been stolen by one of our employees in ...
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20 views

Debugging faulty Andriod apps

Okay I am running a Cyanogenmod Nightly build on my Samsung Galaxy P1000. The problem is that it has a camera app that crashes if I switch to video recording mode. The worst part is that I don't know ...
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70 views

How are the commands “log” and “logwrapper” used?

I'm trying to figure out the usage of "log" and "logwrapper" command but so far cannot find out a good manual. (E.g. This is a very good manual written for "logcat"). I'm looking for a real-time ...
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36 views

How to enable bootloader logs

I am working on a OEM project in Android. I want to take bootloader logs immediately after rebooting my device. How to take bootloader logs?
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31 views

View when a known Bluetooth device was last connected

I somehow managed to loose my LG G Watch, and it has now been about 2 weeks :/ Around the time that I lost it, I was doing some traveling, so I am trying to figure out where exactly me device might ...
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99 views

How to clear sysdump logs from Asus Zenfone 5?

I have an ASUS Zenfone 5 (501CG) 16 GB model while phone is nicely built and good to have if you have one extra power bank. Since few days I see some lag in its UI, I feel it is because of the known ...
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0answers
152 views

Swiftkey (or other app/system?) slowness. How to find the cause?

Since the last 2 months, my SwiftKey keyboard has been at times almost unusable: keystrokes are lost and taps are understood as swipes. This doesn't always happen, and together with the fact that its ...
3
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0answers
175 views

How to Diagnose WiFi Issues?

My Samsung Galaxy S4 (GT-I9515) with Android 5.0.1 does not connect to one particular WiFi any more - the Eduroam network at my workplace. The network is listed in the available networks list, with ...
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1answer
43 views

How do I know which process or app currently accessing camera?

How do I know which process or app currently accessing camera ? android 5.1, nexus 5, shell access (no root)
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1answer
52 views

Log adb commands

I am trying do do some stuff the Android Device Monitor does on command line in a script. As far as I found out you cannot use the monitor from command line without GUI. My approach is to capture ...
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0answers
100 views

Unable to read from '/sys/class/leds/wled:backlight/max_current'

I updated my Sony Z1 Compact to 5.0. And now every 50ms I see message in LogCat Unable to read from '/sys/class/leds/wled:backlight/max_current' What's the problem? And how can i resolve it?
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2answers
878 views

“Storage Space Running Out” even though plenty of storage remains?

I've got a Samsung Galaxy i9000 equiv(T959) that has recently been showing "Storage Space Running Out". I have been running Cyanogen 10.1 for a couple of years without any problems, until now. But I ...
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0answers
59 views

Log of all user activity

Is there a place or file where android saves all user activities? For example something that records when users send mail, receive a call, send a message... I know that there are log files, but I'm ...
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0answers
39 views

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
187 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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0answers
77 views

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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1answer
124 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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0answers
102 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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50 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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54 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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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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1answer
40 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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192 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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283 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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0answers
177 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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3answers
2k 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
365 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
281 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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59 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
215 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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0answers
238 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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0answers
83 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 ...
2
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0answers
5k 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
250 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
147 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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1answer
570 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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0answers
11 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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0answers
288 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 ...
4
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1answer
148 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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0answers
23 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
162 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 ...
3
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1answer
2k 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
678 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
264 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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1answer
167 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
55 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 ...