LTTng+erlang:trace for tracing function calls/returns

LTTng+erlang:trace

1> l(dyntrace).
{module,dyntrace}

2> Match = [{'_', [], [{return_trace}]}]. %% Enable return trace for functions of any arity             
[{'_',[],[{return_trace}]}]

3> erlang:trace_pattern({'_','_','_'}, Match, []). %% Trace all functions     
2411

4> erlang:trace(all, true, [call,{tracer,dyntrace,[]}]). %% Trace function calls with dyntrace (i.e. LTTng)
26

5> erlang:now(). %% Or whatever function call you want to trace. See the traces coming in LTTng log.