Hi, Neal - nealb wrote: > We've recently ran into an issue on one of our RHEL5.6 servers where our MBR > is being zero'd out. [...] The first stop would be the http://sourceware.org/systemtap/examples/ library, where you'll find "io/mbrwatch.stp". That script should be included with a proper RHEL5 systemtap installation. - FChE