[lttng-dev] Is there a way to make LTTng use the same subbuffers for multiple processes?

Michel Dagenais michel.dagenais at polymtl.ca
Mon Apr 29 12:08:23 EDT 2013


> Another 2.2 question - 
> What if I have a single process, that forks, and each child process then changes its own UID. 
> Will the tracing continue on the parent UID buffers? 

The parent is running as root and the child processes are using seteuid? I am not sure about how this is handled. David or Mathieu can tell you more about the new architecture for sharing buffers. 
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