lttctl

Langue: en

Version: May 2010 (ubuntu - 24/10/10)

Section: 1 (Commandes utilisateur)

Sommaire

NAME

lttctl -- linux trace toolkit control

SYNOPSIS

lttctl [options]... [tracename]

DESCRIPTION

lttctl is a small program that controls LTTng through liblttctl.

OPTIONS

•
-h, --help: Show summary of options.
•
-c, --create: Create a trace.
•
-d, --destroy: Destroy a trace.
•
-s, --start: Start a trace.
•
-p, --pause: Pause a trace.
•
--transport TRANSPORT: Set trace's transport. (ex. relay-locked or relay)
•
-o, --option OPTION Set options, following operations are supported:
 
 channel.<channelname>.enable=
 channel.<channelname>.overwrite=
 channel.<channelname>.bufnum=
 channel.<channelname>.bufsize= (in bytes, rounded to next power of 2)
 <channelname> can be set to all for all channels
 channel.<channelname>.switch_timer= (timer interval in ms)

•
-C, --create_start: Create and start a trace.
•
-D, --pause_destroy: Pause and destroy a trace.
•
-w, --write PATH: Path for write trace datas. For -c, -C, -d, -D options.
•
-a, --append: Append to trace, For -w option.
•
-n, --dump_threads NUMBER: Number of lttd threads, For -w option.
•
--channel_root PATH: Set channels root path, For -w option. (ex. /mnt/debugfs/ltt)

AUTHOR

lttctl was written by Zhao Lei <zhaolei@cn.fujitsu.com>, Gui Jianfeng <guijianfeng@cn.fujitsu.com>, and Mathieu Desnoyers <mathieu.desnoyers@efficios.com>.

This manual page was written by Jon Bernard <jbernard@debian.org>, for the Debian project (and may be used by others).