Thanks for posting and welcome to the HPC forums.
It would be great to know how you build your application with libVT. For example, the Intel Trace Collector also requires that the following libraries are linked in in addition to libVT:
-ldwarf -lelf -lvtunwind -lnsl -lm -ldl -lpthread. Is that true for you? If you're not comfortable providing that information in a public forum, feel free to submit an issue via the Intel Premier Support webpage.
It would also be great to try out a small Hello World application with
LD_PRELOAD, mpich, and the Intel Trace Collector, and see if that works. I can provide one to you, or, if you have the Intel MPI Library installed, one is available in the