[lttng-dev] doubt regarding lttng

Jonathan Rajotte-Julien jonathan.rajotte-julien at efficios.com
Thu Jan 24 09:56:38 EST 2019


On Thu, Jan 24, 2019 at 04:58:26PM +0530, Urmila R wrote:
> while creating an event rule getting error saying that requires a root
> lttng- session daemon as well as tracing group membership
> how can i resolve this problem

Read the doc. [1]

[1] https://lttng.org/docs/v2.10/#doc-tracing-the-linux-kernel
[2] https://lttng.org/docs/v2.10/#doc-tracing-group

It mostly depends on how lttng was installed since some ways of installing take
care of some steps for you.

The error message is pretty self explanatory. You both need a sessiond running
as root and the controlling user be either root or part of the "tracing" user
group.

Cheers

-- 
Jonathan Rajotte-Julien
EfficiOS


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