Ken Teh wrote: > I just installed SL4.4 on an Athlon 64 machine with a ASUS M2NPV-VM > motherboard. Shutdown works. The machine powers off. But, restart > freezes. Bad hardware or is it some new-fangled power on/off/reset > standard the hardware folks are foisting on us? > Do you mean that a cold boot (from power off) works, but a warm reboot doesn't? Try turning off cpuspeed: # service cpuspeed off and then try again (starting with a cold boot). We saw this with an Opteron board. Dan