Android异常日志快速定位分析小技巧

adb shell/data/tombstones/data/anr/data/system/dropbox

--------- beginning of system--------- beginning of events

"main" prio=

main

----- pidCmd line：Cmd line: system_server

"main" prio=5 tid=1 Native

beginning of crash--------- beginning of crash

Fatal

am_anr

Subject:Subject: executing serviceSubject: Input dispatching timed out

CPU usage from

00000000005f29dc

H:Androidandroid-sdk-windowsndk21.1.6352462toolchainsaarch64-linux-android-4.9prebuiltwindows-x86_64binH:Androidandroid-sdk-windowsndk21.1.6352462toolchainsarm-linux-androideabi-4.9prebuiltwindows-x86_64bin

aarch64-linux-android-addr2line -C -f -e <对应带符号表的so库> <8位内存地址>

./aarch64-linux-android-addr2line -C -f -e /android_arm64/libNvStreamingSdkCoreSymbol.so 0005f29dc

adb logcat -b all > logcat_all.txt           (抓全部日志)adb logcat -s *:E > logcat_err.log           (抓错误日志)adb logcat -s *:I                            (抓INFO或以上级别的日志)adb logcat | grep $(adb shell pidof xxx.xxx) (抓某一进程的log)

null pointer dereference