Re: [lttng-dev] lttng-dev Digest, Vol 156, Issue 3

2021-04-06 Thread Ramesh Errabolu via lttng-dev
Will try the dummy app to check if the basic setup is good. Wondering if being able to trace shared libraries is something not supported. Regards, Ramesh On Tue, Apr 6, 2021 at 6:46 PM Jonathan Rajotte-Julien < jonathan.rajotte-jul...@efficios.com> wrote: > > I followed your command sequence an

Re: [lttng-dev] lttng-dev Digest, Vol 156, Issue 3

2021-04-06 Thread Jonathan Rajotte-Julien via lttng-dev
> I followed your command sequence and noticed a bunch of files being > created. However when I tried to run babeltrace on these outputs I don't > see any of the functions that should have been called. Including below the > search for symbols. At least userspace tracing seems to work. I would re

Re: [lttng-dev] QSBR urcu question

2021-04-06 Thread Mathieu Desnoyers via lttng-dev
- On Apr 5, 2021, at 1:43 PM, lttng-dev lttng-dev@lists.lttng.org wrote: > Hello all, > > I am using the QSBR flavor of URCU and I have a question: is it ok to call > rcu_register_thread more than once per thread? Yes, but you should unregister before registering again. > Similarly, is it o

Re: [lttng-dev] Userspace tracing in docker containers

2021-04-06 Thread Jonathan Rajotte-Julien via lttng-dev
Hi, On Mon, Apr 05, 2021 at 11:09:39AM -0700, Eqbal via lttng-dev wrote: > Hi, > > I am trying to get user space tracing working for an application running in > a docker container. I am running lttng session daemon in another container. > I mounted the unix socket locations (either /var/run/lttng

Re: [lttng-dev] lttng-dev Digest, Vol 156, Issue 3

2021-04-06 Thread Jonathan Rajotte-Julien via lttng-dev
Hi, I think you need to take a step back and figure out how lttng is deployed and more importantly the overall architecture of lttng and its principal moving pieces. First, you need a functioning and running lttng-sessiond process. >From lttng-console-log.txt: root@RocrLnx23:~/git/compute/o