On Fri, Apr 25, 2014 at 3:38 PM, Chaitannya Mahatme <[email protected]> wrote: > Hello Everyone, > > I have recently installed lttng on my machine .. (Ubuntu 12.04) > It's a fresh instalation on vmware. Every thing runs fine expect that > no trace information is captured. What can be the issue?
How did you install LTTng? Did you use your ditribution's packages, the PPAs or a tarball? Which version are you using? > > lttng enable-event sched_switch,sched_process_fork -k > lttng start > lttng stop > babeltrace lttng-traces/mysession-20140425-235804/ > > There is no output here. > > du -h lttng-traces/mysession-20140425-235804/ > > 8.0K lttng-traces/mysession-20140425-235804/kernel/index > 20K lttng-traces/mysession-20140425-235804/kernel > 24K lttng-traces/mysession-20140425-235804/ > > o/p of uname -a > Linux ubuntu 3.2.0-23-generic-pae #36-Ubuntu SMP Tue Apr 10 22:19:09 > UTC 2012 i686 athlon i386 GNU/Linux > > What can be the issue ? How did you create your session? Also, do you have an lttng-sessiond running as root? Also, make sure your user is part of the tracing group. Thanks Jérémie > -- > Cheers !!! > Chaitannya > > follow me on twitter http://twitter.com/chaitannya > -- > I believe there's a hero in all of us who keeps us honest, gives us > strength, makes us noble, and finally allows us to die with pride, > even though sometimes we have to be steady, and give up the thing we > want the most... even our dreams. > - Spider Man 2 > > _______________________________________________ > lttng-dev mailing list > [email protected] > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev -- Jérémie Galarneau EfficiOS Inc. http://www.efficios.com _______________________________________________ lttng-dev mailing list [email protected] http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
