[CentOS] Centos 6: Dell GX270 fails to power down (but reboots)

Am 05.11.2012 19:28, schrieb James A. Peltier:
> ----- Original Message -----
> | Hi,
> |
> | am using latest C6 on a Dell GX270 with latest Bios.
> | It fails to power down but restarts when running
> | $ sudo poweroff
> |
> | I tried some google hints for kernel boot option:
> | acpi=force
> | no help, looks like acpi is working anyway when looking in dmesg
> | acpi=off
> | makes e1000 nic fail to initialize
> |
> | Any suggestions?
> | Rainer
>
>
> Update the BIOS.  Should fix it.  We had this issue a while back and the new BIOS corrected the issue.
>

Thx for all your answers, but latest Bios is installed (A07 from year 2006).
The pc is has not crashed so far, except the poweroff thingy so I guess 
hw is ok.
FWIW under C5 all was well.