adb-logcat 命令

常用示例

说明

adb logcat displays the Android system log in real-time. It shows log messages from the system, apps, and various Android components. The output includes timestamp, process ID, thread ID, priority level, tag, and message. Filter expressions allow you to select which log messages to display based on tag name and minimum priority level. Multiple filters can be combined to create complex filtering rules.

参数

-v _format_

Output format: brief, process, tag, thread, raw, time, threadtime (default), long

-b _buffer_

Log buffer: main, system, radio, events, crash, all

-c

Clear the log buffers and exit

-d

Dump log and exit (don't block)

-f _file_

Write output to file

-g

Print the size of the specified log buffer and exit

-n _count_

Set the maximum number of rotated logs (default 4, requires -r)

-r _kbytes_

Rotate log every kbytes of output (default 16, requires -f)

-s

Set default filter to silent (equivalent to *:S)

-e _regex_

Only print lines matching regex

--pid=_pid_

Only show logs from specified process ID