Rodrigo Barbosa wrote: >>> Have you tried disabling hyperthreading? I had suffered this problem >>> when we started buying Intel Xeon's, disabling HT'ing seemed to fix >>> the problem for me. >> >> Some people suggested that too. I'm asking for two of these systems >> to be sent back from our remote data center. I'll try it then. >> >> Did you just ended up running without hyperthreading? Did you ever >> find a solution? It seems an awful waste if you can't use it. > > Disabling HT only solves it on single processor systems. In my case it fixed our dual processor systems (Dell PE2650) but to be honest I was never quite sure if it was an OS patch or HT'ing. I just disable HT'ing, build and they just work, I have not seen this problem for a while now. Dean