It appears that there are some system files that are not present. Powertop is looking for the following files and not finding them:
"/sys/kernel/debug/tracing/events/power/power_frequency/id" "/sys/kernel/debug/tracing/events/power/power_frequency/id" "/sys/kernel/debug/tracing/events/power/power_start/id" "/sys/kernel/debug/tracing/events/power/power_start/id" "/sys/kernel/debug/tracing/events/power/power_end/id" "/sys/kernel/debug/tracing/events/power/power_end/id" "/sys/kernel/debug/tracing/events/power/power_start/id" "/sys/kernel/debug/tracing/events/power/power_start/id" "/sys/kernel/debug/tracing/events/power/power_end/id" "/sys/kernel/debug/tracing/events/power/power_end/id" "/sys/kernel/debug/tracing/events/i915/i915_gem_request_submit/id" "/sys/kernel/debug/tracing/events/i915/i915_gem_request_submit/id" "/sys/kernel/debug/tracing/events/writeback/writeback_inode_dirty/id" "/sys/kernel/debug/tracing/events/writeback/writeback_inode_dirty/id" Incidentally, the following 'id' files are present: root@Laptop1:/sys/kernel/debug/tracing/events/power# find . -name id -print ./cpu_idle/id ./cpu_frequency/id ./machine_suspend/id ./clock_enable/id ./clock_disable/id ./clock_set_rate/id ./power_domain_target/id This is using version 1.9.7 on an older HP laptop. --J -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/834725 Title: Powertop fails to report number of wakeups/events To manage notifications about this bug go to: https://bugs.launchpad.net/powertop/+bug/834725/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
