"Akshay Shah" <aksh24@gmail.com> writes: > The systemtap version is systemtap-0.5.14-1 on kernel 2.6.9-34.0.1.0.11.EL. This sounds like bug #4915. > Since you asked about architecture, it is possible that this might be > a hosted VM. I guess it wouldn't work on VM's, would it? It should - or if not, it would fail more gloriously. - FChE