On 02/28/2010 05:25 PM Michael Klinosky wrote: > Eero Volotinen wrote: >> On 1/4/10 10:57 PM, Scot P. Floess wrote: >>> ... When I had Fedora 11 and 12 on >>> it, I could issue a poweroff command and the machine would power itself off. >>> However, under CentOS it doesn't turn the machine off whatsoever. When it >>> completes, the machine is still running with a message of "system halted." >>> Then I have to physically hit the power button to turn it off... I >>> believe at some point I did try to issue a shutdown command - but had the >>> same results... >>> > > No, I'm not the OP. But, I found a solution for my system. > > During boot, I noticed an error line -- > "BIOS fails cutoff age - ACPI might not work. Use acpi=force to fix." > > So I did; the machine now actually turns off after shutdown. Great work, Michael! Where did you insert/type in "acpi=force"?