[lttng-dev] Machine Interface
Thibault, Daniel
Daniel.Thibault at drdc-rddc.gc.ca
Thu Feb 13 15:41:48 EST 2014
-----Message d'origine-----
> This should be :
> for MI input: lttng machine <input>
> for XML output: lttng <command> <command-option> --xml
>
> --xml would be an option for each command
> The syntax would be: lttng list -k --xml and the output would be an xml-formatted list of kernel tracepoints to stdout.
Okay, how about an example where one uses ' lttng list -k --xml' to get the list of kernel tracepoints and then pipes this to 'enable-event' in order to enable each event? As a one-liner, mind you. The idea is one would insert some sed/grep magic in the pipe to assign events to channels or filter some out.
Daniel U. Thibault
Protection des systèmes et contremesures (PSC) | Systems Protection & Countermeasures (SPC)
Cyber sécurité pour les missions essentielles (CME) | Mission Critical Cyber Security (MCCS)
R & D pour la défense Canada - Valcartier (RDDC Valcartier) | Defence R&D Canada - Valcartier (DRDC Valcartier)
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Gouvernement du Canada | Government of Canada
<http://www.valcartier.drdc-rddc.gc.ca/>
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