Adb logcat

This command is used to display the device logcat

adb logcat *:V

Only shows the Verbose level which is the lowest priority

adb logcat *:V

adb logcat *:D

Only shows the Debug level

adb logcat *:D

adb logcat *:I

Only shows the Info level

adb logcat *:I

adb logcat *:W

Only shows the Warning level

adb logcat *:W

adb logcat *:E

Only shows the Error level

adb logcat *:E

adb logcat *:F

Only shows the Fatal level

adb logcat *:F

adb logcat *:S

Only shows the Silent level which is the highest priority

adb logcat *:S

adb logcat -b radio

Shows buffer containing radio/telephone related messages

adb logcat -b radio

adb logcat -b event

Shows buffer containing event related messages

adb logcat -b event

adb logcat -b main

Default

adb logcat -b main

adb logcat -c

Clear the entire log table and exit

adb logcat -c

adb logcat -d

Dump the entire log to screen and exit

adb logcat -d

adb logcat -f test.logs

Writes log messages to the test.logs file

adb logcat -f test.logs

adb logcat -g

Prints the size of specified log buffer and exits

adb logcat -g

adb logcat -n count

Sets the maximum number of rotated logs to the specified count value

adb logcat -n 5

adb logcat

adb logcat
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Frequently Asked Questions

  • What is abd logcat command?

    It is a simple command to show the device logs. It comes with various options so that we can easily filter out the logs which we are interested in.

  • How to save abd logcat?

    Right-click in the logcat messages window, choose select all. Then your save will be all logcat messages in that window (including the ones scrolled out of view).

  • How to exit abd logcat?

    Simply hit Ctrl+C to exit the adb logcat.

  • What's the lowest and highest priority values in log messages?

    In log messages, verbose has the lowest priority and silent has the highest priority.

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