Bill Davidsen wrote:
George Anzinger wrote:
Srivatsa Vaddagiri wrote:
On Tue, Aug 09, 2005 at 12:36:58PM -0700, George Anzinger wrote:
IMNOHO, this is the ONLY way to keep proper time. As soon as you
reprogram the PIT you have lost track of the time.
George,
Can't TSC (or equivale
George Anzinger wrote:
Srivatsa Vaddagiri wrote:
On Tue, Aug 09, 2005 at 12:36:58PM -0700, George Anzinger wrote:
IMNOHO, this is the ONLY way to keep proper time. As soon as you
reprogram the PIT you have lost track of the time.
George,
Can't TSC (or equivalent) serve as a backup wh
Srivatsa Vaddagiri wrote:
On Tue, Aug 09, 2005 at 12:36:58PM -0700, George Anzinger wrote:
IMNOHO, this is the ONLY way to keep proper time. As soon as you
reprogram the PIT you have lost track of the time.
George,
Can't TSC (or equivalent) serve as a backup while PIT is disabled,
e
On Tue, Aug 09, 2005 at 12:36:58PM -0700, George Anzinger wrote:
> IMNOHO, this is the ONLY way to keep proper time. As soon as you
> reprogram the PIT you have lost track of the time.
George,
Can't TSC (or equivalent) serve as a backup while PIT is disabled,
especially considering that
Srivatsa Vaddagiri wrote:
On Sun, Aug 07, 2005 at 03:12:21PM +1000, Con Kolivas wrote:
Respin of the dynamic ticks patch for i386 by Tony Lindgen and Tuukka Tikkanen
with further code cleanups. Are were there yet?
Con,
I am afraid until SMP correctness is resolved, then this is not
i
Hi Folkert,
Yes, there are some utilities. You can use pmstats-0.2 (look for the
link in past messages) or timertop (sent some minutes ago in LKML).
Regards,
Daniel
On 8/8/05, Folkert van Heusden <[EMAIL PROTECTED]> wrote:
> Are there any tools for checking the current number of ticks?
> I curren
Are there any tools for checking the current number of ticks?
I currently do:
#!/bin/sh
S1=`cat /proc/interrupts | grep "^ 0: " | awk '{ print $2; }'`
sleep 1
S2=`cat /proc/interrupts | grep "^ 0: " | awk '{ print $2; }'`
echo $((S2-S1))
But that gives me output like this on a quiet system with
On Mon, Aug 08, 2005 at 12:38:23AM -0700, Tony Lindgren wrote:
> It should not matter when the PIT gets reprogrammed, as the system time is
> not updated from PIT timer. Jiffies are calculated from a second timer, such
> as ACPI PM timer or TSC.
I am more worried about timer latencies and its effe
* Srivatsa Vaddagiri <[EMAIL PROTECTED]> [050807 09:58]:
> On Sun, Aug 07, 2005 at 03:12:21PM +1000, Con Kolivas wrote:
> > Respin of the dynamic ticks patch for i386 by Tony Lindgen and Tuukka
> > Tikkanen
> > with further code cleanups. Are were there yet?
>
> Con,
> I am afraid until SM
Hi.
On Mon, 2005-08-08 at 12:44, Srivatsa Vaddagiri wrote:
> On Mon, Aug 08, 2005 at 11:30:23AM +1000, Con Kolivas wrote:
> > Tony said he had it lying around somewhere and needed to find time to dust
> > it
> > off and get it up to speed.
>
> PPC64 is on my ToDo list as well. Will take it up a
On Mon, Aug 08, 2005 at 11:30:23AM +1000, Con Kolivas wrote:
> Tony said he had it lying around somewhere and needed to find time to dust it
> off and get it up to speed.
PPC64 is on my ToDo list as well. Will take it up after the dyn-tick is cleaned
up for SMP.
--
Thanks and Regards,
Srivat
Along the same lines, is there an x86_64 patch around?
On August 07, 2005 21:30, Con Kolivas wrote:
> On Mon, 8 Aug 2005 11:20 am, Kyle Moffett wrote:
> > On Aug 7, 2005, at 19:51:25, Con Kolivas wrote:
> > > On Mon, 8 Aug 2005 02:58, Srivatsa Vaddagiri wrote:
> > >> Con,
> > >> I am afraid un
On Mon, 8 Aug 2005 11:20 am, Kyle Moffett wrote:
> On Aug 7, 2005, at 19:51:25, Con Kolivas wrote:
> > On Mon, 8 Aug 2005 02:58, Srivatsa Vaddagiri wrote:
> >> Con,
> >> I am afraid until SMP correctness is resolved, then this is not
> >> in a position to go in (unless you want to enable it onl
On Aug 7, 2005, at 19:51:25, Con Kolivas wrote:
On Mon, 8 Aug 2005 02:58, Srivatsa Vaddagiri wrote:
Con,
I am afraid until SMP correctness is resolved, then this is not
in a position to go in (unless you want to enable it only for UP,
which
I think should not be our target). I am working
On Mon, 8 Aug 2005 02:58, Srivatsa Vaddagiri wrote:
> On Sun, Aug 07, 2005 at 03:12:21PM +1000, Con Kolivas wrote:
> > Respin of the dynamic ticks patch for i386 by Tony Lindgen and Tuukka
> > Tikkanen with further code cleanups. Are were there yet?
>
> Con,
> I am afraid until SMP correctnes
On Sun, Aug 07, 2005 at 03:12:21PM +1000, Con Kolivas wrote:
> Respin of the dynamic ticks patch for i386 by Tony Lindgen and Tuukka
> Tikkanen
> with further code cleanups. Are were there yet?
Con,
I am afraid until SMP correctness is resolved, then this is not
in a position to go in (u
Respin of the dynamic ticks patch for i386 by Tony Lindgen and Tuukka Tikkanen
with further code cleanups. Are were there yet?
Cheers,
Con
---
This is the dynamic ticks patch for i386 as written by Tony Lindgen
<[EMAIL PROTECTED]> and Tuukka Tikkanen <[EMAIL PROTECTED]>,
and modified by Con Ko
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