Dell Precision 530 + MPICH

Chip Coldwell coldwell at
Tue Feb 19 12:19:50 EST 2002

On Mon, Feb 18, 2002 at 01:03:31PM -0500, Jean-Christophe Ducom wrote:
> a)The machine is a Dell Precision Workstation530 (SMP Intel Xeon 1.7Ghz
> running Redhat 7.2 kernel 2.4.17).
> When the "poweroff" command is issued on the UP mode everything works
> fine: the machine is turned off.
> It's another story for the SMP mode (kernel smp loaded instead): all
> the unmounting stuff, stopping services run smoothly but the machine
> waits for me to push the power button to switch it off.
> Any ideas? I already tried the apm=power-off option at the boot

APM isn't safe and doesn't work in SMP configurations.  Quoting from

  Note that the APM support is almost completely disabled for
  machines with more than one CPU.


Charles M. "Chip" Coldwell
"Turn on, log in, tune out"

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