[lttng-dev] beginner question

Alexandre Montplaisir alexandre.montplaisir at polymtl.ca
Sat May 5 00:31:59 EDT 2012

On 12-05-05 12:14 AM, Loris Degioanni wrote:
> I just installed the lttng package on a fresh Ubuntu 12 machine, and
> I'm following the tutorial at http://lttng.org/quickstart.
> The enable-event step fails with this error:
> # lttng enable-event sched_switch,sys_open -k
> kernel event sched_switch created in channel channel0
> Error: Event sys_open: Enable kernel event failed (channel channel0,
> session mysession)
> Warning: Some command(s) went wrong
> What am I doing wrong?
> Loris 


Can you please paste the output of:

# lttng list -k

Alexandre Montplaisir
École Polytechnique de Montréal

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