Am Donnerstag 05 Mai 2011, 07:12:33 schrieb Mathew, JohnX: > The reason seems to be you have not mounted debugfs. Powertop2 gathers its > statistics from debugfs > > http://www.mjmwired.net/kernel/Documentation/filesystems/debugfs.txt > > Also a patch I submitted yesterday and I am working on might help > > >The old powertop 1.x used to work quite fine on this machine.
Hi, debugfs is mounted: powertop # ./powertop --html Loaded 0 prior measurements Cannot load from file /var/cache/powertop/saved_parameters.powertop Measuring for 20 seconds Writing PowerTOP output to file powertop.html lamer powertop # mount | tail -n 1 debugfs on /sys/kernel/debug type debugfs (rw) >From the html output: Power consumption summary -nan wakeups/second, -nan GPU ops/second and -nan VFS ops/sec Usage Events/s Category Description 100,0% Device Audio codec hwC0D0: Realtek 100,0% Device PCI Device: ATI Technologies Inc Device 9710 100,0% Device PCI Device: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control 100,0% Device PCI Device: ATI Technologies Inc SB700/SB800 USB OHCI2 Controller 100,0% Device PCI Device: ATI Technologies Inc SBx00 Azalia (Intel HDA) 100,0% Device PCI Device: ATI Technologies Inc SB700/SB800 IDE Controller 100,0% Device PCI Device: ATI Technologies Inc SB700/SB800 USB EHCI Controller 100,0% Device PCI Device: ATI Technologies Inc SB700 USB OHCI1 Controller 100,0% Device PCI Device: ATI Technologies Inc SB700/SB800 USB OHCI0 Controller 100,0% Device PCI Device: ATI Technologies Inc SB700/SB800 USB EHCI Controller Peter _______________________________________________ Power mailing list [email protected] https://bughost.org/mailman/listinfo/power
