Messages in this thread | | | Date | Sat, 3 Apr 2010 16:53:26 -0700 | From | Dmitry Torokhov <> | Subject | Re: A few questions and issues with dynticks, NOHZ and powertop |
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Hi Dominik,
On Sun, Apr 04, 2010 at 12:33:28AM +0200, Dominik Brodowski wrote: > > 4) SynPS/2 touchpad: > Why does moving the touchpad lead to sooo many IRQs? I can't look as fast > as the mouse pointer seems to get new data: > 62,5% (473,1) <interrupt> : PS/2 keyboard/mouse/touchpad >
80 pps @ 6 bytes/packet = 480 interrupts/sec.
You can try using psmouse.rate=40 to limit it to 40 pps which should bring it to the rate of standard PS/2 mouse at the expense of sensitivity...
-- Dmitry
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