CPU issues with Speakup
Chris Brannon
cmbrannon at cox.net
Fri May 29 12:12:39 EDT 2009
I am attaching the output from an execution of "powertop -d" on my
system. During this run, espeakup had an average of 1669.1 wakeups / second.
Regards,
-- Chris
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PowerTOP 1.11 (C) 2007, 2008 Intel Corporation
Collecting data for 15 seconds
< Detailed C-state information is not available.>
P-states (frequencies)
Wakeups-from-idle per second : 2075.9 interval: 15.0s
no ACPI power usage estimate available
Top causes for wakeups:
80.4% (1669.1) espeakup : hrtimer_start_range_ns (hrtimer_wakeup)
14.9% (309.2) <interrupt> : VIA8237
2.5% ( 51.1) <interrupt> : ra0
1.3% ( 26.3) <kernel core> : hrtimer_start_range_ns (tick_sched_timer)
0.4% ( 8.0) <kernel module> : usb_hcd_poll_rh_status (rh_timer_func)
0.2% ( 3.3) <interrupt> : PS/2 keyboard/mouse/touchpad
0.1% ( 2.0) <kernel core> : clocksource_register (clocksource_watchdog)
0.1% ( 1.5) emacs : synth_printf (thread_wake_up)
0.0% ( 1.0) dhcpcd : MlmeInit (MlmePeriodicExec)
0.0% ( 0.3) <kernel core> : neigh_table_init_no_netlink (neigh_periodic_timer)
0.0% ( 0.3) <kernel module> : neigh_table_init_no_netlink (neigh_periodic_timer)
0.0% ( 0.2) <interrupt> : sata_via
0.0% ( 0.2) init : hrtimer_start_range_ns (hrtimer_wakeup)
0.0% ( 0.2) <kernel core> : page_writeback_init (wb_timer_fn)
0.0% ( 0.1) kinit : start_this_handle (commit_timeout)
0.0% ( 0.1) events/0 : queue_delayed_work (delayed_work_timer_fn)
0.0% ( 0.1) mpd : announce_edge (kd_nosound)
0.0% ( 0.1) <kernel core> : announce_edge (kd_nosound)
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