Re: slow screen updates on laptop console (i386)

From: Rick Macklem <rmacklem_at_uoguelph.ca>
Date: Mon, 7 Dec 2015 18:01:08 -0500 (EST)
Adrian Chadd wrote:
> Hi,
> 
> ok. please file a bug for that. It may be something to do with the
> hardware and sleep states and skipping wakeups/interrupts or
> something.
> 
> Please try using the default again (LAPIC?) and set
> kern.eventtimer.periodic=1. See if that fixes it.
> 
Actually made it worse. Instead of being intermittently slow, it was
almost constantly slow.

I have no idea if these sysctl #s are useful:
kern.eventtimer.et.LAPIC.frequency: 49876422
kern.eventtimer.et.LAPIC.flags: 15

rick

> (i've had to debug this a few times before.)
> 
> 
> 
> -a
> 
Received on Mon Dec 07 2015 - 22:01:11 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:41:01 UTC