/usr/share/vtk/ParallelProcessing/ is in vtk-examples 5.8.0-5.
This file is owned by root:root, with mode 0o755.
..
/usr/share/vtk/ParallelProcessing/CMakeLists.txt
/usr/share/vtk/ParallelProcessing/Generic/
/usr/share/vtk/ParallelProcessing/Generic/CMakeLists.txt
/usr/share/vtk/ParallelProcessing/Generic/Cxx/
/usr/share/vtk/ParallelProcessing/Generic/Cxx/CMakeLists.txt
/usr/share/vtk/ParallelProcessing/Generic/Cxx/ParallelIso.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/PipelineParallelism.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/PipelineParallelism.h
/usr/share/vtk/ParallelProcessing/Generic/Cxx/TaskParallelism.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/TaskParallelism.h
/usr/share/vtk/ParallelProcessing/Generic/Cxx/TaskParallelismWithPorts.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/TaskParallelismWithPorts.h
/usr/share/vtk/ParallelProcessing/Generic/Cxx/pipe1.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/pipe2.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/task1.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/task2.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/task3.cxx
/usr/share/vtk/ParallelProcessing/Generic/Cxx/task4.cxx
/usr/share/vtk/ParallelProcessing/MPI/
/usr/share/vtk/ParallelProcessing/MPI/Python/
/usr/share/vtk/ParallelProcessing/MPI/Python/ParallelCone.py
/usr/share/vtk/ParallelProcessing/MPI/Tcl/
/usr/share/vtk/ParallelProcessing/MPI/Tcl/PVTKDemo.tcl