Listing of logcat Command Options

Option

Description

-b <buffer>

Loads an alternate log buffer for viewing, such as event or radio. The main buffer is used by default. See Viewing Alternative Log Buffers.

-c

Clears (flushes) the entire log and exits.

-d

Dumps the log to the screen and exits.

f <filename>

Writes log message output to <filename>. The default is stdout.

-g

Prints the size of the specified log buffer and exits.

-n <count>

Sets the maximum number of rotated logs to <count>. The default value is 4. Requires the -r option.

-r <kbytes>

Rotates the log file every <kbytes> of output. The default value is 16. Requires the -f option.

-s

Sets the default filter spec to silent.

-v <format>

Sets the output format for log messages. The default is brief format. For a list of supported formats, see Controlling Log Output Format.

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