On Mon, Feb 27, 2012 at 4:48 PM, Rayson Ho wrote: > Michael, > > What OS, shell, and architecture are you using?? Linux RHEL5 2.6.18-274.7.1.el5 x86_64 bash, version 3.2.25(1)-release (x86_64-redhat-linux-gnu) I believe the qmaster is actually running on RHEL6. Michael Hoffman