System information

152 System Analysis and Tuning Guide
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• The LessWatts.org project deals with how to save power, reduce costs and in-
crease efficiency on Linux systems. Find the project home page at http://
www.lesswatts.org/. The project page also holds an informative FAQs
section at http://www.lesswatts.org/documentation/faq/
index.php and provides useful tips and tricks. For tips dealing with the CPU
level, refer to http://www.lesswatts.org/tips/cpu.php. For more
information about powerTOP, refer to http://www.lesswatts.org/
projects/powertop/.
• Platforms with a Baseboard Management Controller (BMC) may have addition-
al power management configuration options accessible via the service processor.
These configurations are vendor specific and therefore not subject of this guide.
For more information, refer to the manuals provided by your vendor. For exam-
ple, HP ProLiant Server Power Management on SUSE Linux Enterprise Server 11
—Integration Note provides detailed information how the HP platform specific
power management features interact with the Linux Kernel. The paper is available
from http://h18004.www1.hp.com/products/servers/technol
ogy/whitepapers/os-techwp.html.