[Beowulf] Powersave on Beowulf nodes

Rayson Ho raysonlogin at gmail.com
Mon Jun 16 09:13:27 PDT 2008

Grid Engine can directly control the nodes and do power saving, see:



On Sat, Jun 14, 2008 at 7:26 PM, Mikhail Kuzminsky <kus at free.net> wrote:
> What is about using of powersaved (and dbus and HAL daemons) on Beowulf
> nodes ?
> Currently I installed SuSE 10.3 where all the corresponding daemons are
> running (by default) at the runlevel=3. I simple added issuing of
> powersave -f
>  at the end of booting.
>  /proc/acpi/thermal_zone/ is empty, and powersave can't give me temperature
> and FANs information. I don't see now any serious advantages of powersaved
> daemon using in "performance" mode (using performance scheme).
> We have many jobs in SGE at every time moment, and underload situation
> (where it's reasonable to decrease CPUs frequency) is not the our danger :-)
>  So I'm thinking about simple stopping of all the corresponding daemons.
> Mikhail Kuzminsky
> Computer Assistance to Chemical Research Center
> Zelinsky Institute of Organic Chemistry
> Moscow
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