ACPI power off on Poweredge 1650s

Robert Mohrmann bob at
Mon Oct 13 10:36:01 CDT 2003

Robert Mohrmann wrote:
> I work for a small hedge fund and maintain several poweredge 1650s
> running out of the box, RedHat 8 with kernel 2.4.18-14smp
> Most of the custom software that we have writen and use, has been
> compiled under this and patching and upgrading would require me to
> recompile and retest which is a major project so for the time being
> Im stuck with kernel 2.4.18-14smp
> I know that servers are designed never to come down but it would be
> nice to reboot the machines once on the weekends to make sure that
> everything is starting up clean. I already have gotten wake on LAN
> to work well and respond to magic packets from a PERL script.
> Now I just need to have a cron job shutdown the machines so the
> PERL script can bring them up. However I find that this is not an
> easy task in that apparently my kernel does not support ACPI, or at
> the very least needs a patch.
> When I issue a:
> poweroff
> it just gets to 'powering down' and stops.
> Anyone have any pointers or suggestions or URLs I could look at?
> Thanks in advance for any help.

I forgot to mention that I tried the


kernel parameter. Didnt change a thing.

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