ANR正确解读，准确定位并解决的思路与方法？最近自己定制的系统动不动出现ANR对话框，搞的头痛死了．大家有没好的解决思路与方法？怎么正确解读，准确定位？
解决方案 »
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http://blog.csdn.net/xqhrs232/article/details/7306895定位到关键的事件信息如下：
01-1516:49:02.433 E/ActivityManager( 2466): ANR in com.android.mms(com.android.mms/.ui.SlideshowActivity)
01-1516:49:02.433 E/ActivityManager( 2466): Reason:keyDispatchingTimedOut
01-1516:49:02.433 E/ActivityManager( 2466): Load: 0.6 / 0.61 / 0.42
01-1516:49:02.433 E/ActivityManager( 2466): CPU usage from 1337225ms to57ms ago:
01-1516:49:02.433 E/ActivityManager( 2466): sensorserver_ya:8% = 0% user + 8% kernel / faults: 40 minor
......
01-1516:49:02.433 E/ActivityManager( 2466): -com.android.mms:0% = 0% user + 0% kernel
01-1516:49:02.433 E/ActivityManager( 2466): -flush-179:8: 0% =0% user + 0% kernel
01-1516:49:02.433 E/ActivityManager( 2466): TOTAL: 25% = 10% user + 14%kernel + 0% iowait + 0% irq + 0% softirq
01-1516:49:02.436 I/ ( 2466):dumpmesg >"/data/log/dumpstate_app_anr.log"
我们用自然语言来描述一下日志，这也算是一种能力吧。
01-1516:49:02.433 E/ActivityManager( 2466): ANR in com.android.mms(com.android.mms/.ui.SlideshowActivity)
翻译：在16:49分2秒433毫秒的时候ActivityManager（进程号为2466)发生了如下错误：com.android.mms包下面的.ui.SlideshowActivity无响应。01-1516:49:02.433 E/ActivityManager( 2466): Reason:keyDispatchingTimedOut
翻译：原因，keyDispatchingTimeOut-按键分配超时 01-1516:49:02.433 E/ActivityManager( 2466): Load: 0.6 / 0.61 /0.42
翻译：5分钟，10分钟，15分钟内的平均负载分别为：0.6, 0.61 ,0.42
http://www.android123.com.cn/androidkaifa/794.htmlAndroid 通过ANR来查看死锁
http://www.eoeandroid.com/code/2011/1220/446.html
http://blog.chinaunix.net/space.php?uid=20783399&do=blog&id=1845036
######################################Android ANR分析15:59:37 I/ActivityManager(130): ANR in process: com.android.email (last in com.android.email)=>frameworks\base\services\java\com\android\server\am\ActivityManagerService.java
=>提示输出cpu信息Annotation: keyDispatchingTimedOut
CPU usage:=>frameworks\base\services\java\com\android\server\ProcessStats.java
=>输出cpu当前状态=>/proc/loadavg 显示cpu负荷
=>1-分钟平均负载 / 5-分钟平均负载 / 15-分钟平均负载
Load: 4.37 / 4.55 / 3.97
=>cpu状态的时间段
CPU usage from 10987ms to 27ms ago: =>/proc/state读取cpu的使用情况
=>http://linux.die.net/man/5/proc
=>user
=>kernel
=>iowait
=>irq -> 0
=>softirq -> 0
=>minor The number of minor faults the process has made which have not required loading a memory page from disk. =>major The number of major faults the process has made which have required loading a memory page from disk.
system_server: 12% = 4% user + 7% kernel / faults: 1886 minor
m.android.email: 12% = 6% user + 5% kernel / faults: 2716 minor
sensorserver_ya: 7% = 0% user + 7% kernel
breeze.launcher: 3% = 0% user + 3% kernel / faults: 94 minor
ocess.msn.shell: 0% = 0% user + 0% kernel / faults: 38 minor
m.android.phone: 0% = 0% user + 0% kernel
alog: 0% = 0% user + 0% kernel
rpcrotuer_smd_x: 0% = 0% user + 0% kernel
rild: 0% = 0% user + 0% kernel
alog: 0% = 0% user + 0% kernel
events/0: 0% = 0% user + 0% kernel
port-bridge: 0% = 0% user + 0% kernel
TOTAL: 81% = 13% user + 25% kernel + 42% iowait
15:59:37 I/ActivityManager(130): Removing old ANR trace file from /data/anr/traces.txt
http://blog.csdn.net/xqhrs232/article/details/7350815
Android ANR keyDispatchingTimedOut Error 之 Painless Threading http://blog.csdn.net/wwang196988/article/details/6786764浅谈ANR及如何分析解决ANR
http://www.360doc.com/content/12/0226/15/7635_189765894.shtml浅谈ANR及如何分析解决ANR(2)
http://www.360doc.com/content/11/1026/11/5600807_159283573.shtml
android-writing-zippy-android-apps.pdf
http://dl.google.com/googleio/2010/android-writing-zippy-android-apps.pdf
ERROR/ActivityManager(2099): Load 8.94/5.62/2.83
ERROR/ActivityManager(2099): CPU usage from 12750ms to 1460ms ago:
ERROR/ActivityManager(2099): 92% 2032/MAP100serial:17% user + 75% kernel
ERROR/ActivityManager(2099): 4.7% 2417/com.android.myApp:2.8% user + 1.9% kernel
ERROR/ActivityManager(2099): 1.1% 2099/system_server:0.6% user + 0.5% kernel /faults:66 minor
ERROR/ActivityManager(2099): 0.7% 4/events/0:0.0% user + 0.7% kernel
ERROR/ActivityManager(2099): 0% 2172/com.android.inputmethod.latin:0% user + 0% kernel
ERROR/ActivityManager(2099): 0% 2268/wpa_supplicant:0% user + 0% kernel
ERROR/ActivityManager(2099): 0% 2493/com.android.browser:0% user + 0% kernel /faults:12 minor
ERROR/ActivityManager(2099): 100% TOTAL:20% user + 79% kernel
ERROR/ActivityManager(2099): CPU usage from 334ms to 848ms later:
ERROR/ActivityManager(2099): 92% 2032/MAP100serial:15% user + 76% kernel
ERROR/ActivityManager(2099): 92% 2044/MAP100serial:15% user + 76% kernel ERROR/ActivityManager(2099): 3.9% 2417/com.android.myApp:3.9% user + 0% kernel
ERROR/ActivityManager(2099): 1.9% 2435/com.android.myApp:1.9% user + 0% kernel
ERROR/ActivityManager(2099): 1.9% 2492/com.android.myApp:1.9% user + 0% kernel
ERROR/ActivityManager(2099): 1.9% 2099/system_server:0% user + 1.9% kernel
ERROR/ActivityManager(2099): 1.9% 2100/HeapWorker:1.9% user + 0% kernel
ERROR/ActivityManager(2099): 1.9% 2131/InputDispatcher:0% user + 1.9% kernel
ERROR/ActivityManager(2099): 100% TOTAL:19% user + 80% kernel
ERROR/ActivityManager(2099): 92% 2044/MAP100serial:15% user + 76% kernel 怎么会开启两个守户进程？并且他们的PID号还不一样，奇怪了呢？！
ERROR/ActivityManager(2099): 92% 2044/MAP100serial:15% user + 76% kernel 但是用PS显示进程PID号只看到一个啊！怎么出来个副本？守护进程的启动我用了oneshot开关啊----应该就只会启动一次啊！CPU usage from 12750ms to 1460ms ago:----表示发生ANR之前的系统CPU状况
CPU usage from 334ms to 848ms later:----表示发生ANR之后的系统CPU状况
http://bbs.189works.com/thread-40746-1-1.html
http://www.cnblogs.com/papam/archive/2009/09/02/1559154.html文件锁fcntl( )函数说明http://www.360doc.com/content/11/0110/14/1317564_85469431.shtml
http://wenku.it168.com/d_000083535.shtml
1》printCurrentState（ ）----CPU usage from
2》printProcessCPU（ ）