On Mon, Oct 01, 2007 at 09:00:42AM +0530, Jaswinder Singh wrote:
/sys/devices/system/clocksource/clocksource0/available_clocksource :
tsc pit jiffies
Can you try to enable ACPI on the box and check if you get an acpi_pm?
Robert
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Pengutronix - Linux Solutions for Science and Industry
Hello Theodore,
At some point it would be good to add some commentary about the
resulting throughput degradation (which is why I kept the question
open-ended about performance, instead of latency).
Is there still a throughput degradation noticeable on some platforms?
I know for sure it was
We are pleased to announce the 2.6.23-rc9-rt1 tree, which can be
downloaded from the new location:
http://www.kernel.org/pub/linux/kernel/projects/rt/
Changes since 2.6.23-rc9-rt1
- update to 2.6.23-rc9
- Various cleanups (Daniel Walker)
- convert PICK_OP to PICK_FUNCTION
- use
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On Tue, 2 Oct 2007, Steven Rostedt wrote:
We are pleased to announce the 2.6.23-rc9-rt1 tree, which can be
downloaded from the new location:
http://www.kernel.org/pub/linux/kernel/projects/rt/
Changes since 2.6.23-rc9-rt1
Note, that should have been Changes since 2.6.23-rc8-rt1.
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On 09/30, Paul E. McKenney wrote:
On Sun, Sep 30, 2007 at 04:02:09PM -0700, Davide Libenzi wrote:
On Sun, 30 Sep 2007, Oleg Nesterov wrote:
Ah, but I asked the different question. We must see CPU 1's stores by
definition, but what about CPU 0's stores (which could be seen by CPU 1)?
On Oct 1, 2007, at 1:39 PM, Peter Zijlstra wrote:
On Mon, 2007-10-01 at 12:52 -0700, Zach Brown wrote:
Do you have any suggestions for locking constructs that RT would
prefer?
Basically, anything that maps to a simple mutex. Anything more complex
gets real messy real quick.
I'm worried
Hi Zach!
Thanks for the responses.
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On Tue, 2 Oct 2007, Zach Brown wrote:
On Oct 1, 2007, at 1:39 PM, Peter Zijlstra wrote:
On Mon, 2007-10-01 at 12:52 -0700, Zach Brown wrote:
Do you have any suggestions for locking constructs that RT would
prefer?
Basically, anything that
This looks more like a completion. Actually, completions don't have PI
either, but they are usually OK.
Yeah, true.
When more info becomes available, I will definitely CC the linux-
fsdevel
list. Thanks for letting me know about it. (I usually get confused
by all
the different lists that
Tony Breeds writes:
@@ -982,6 +906,10 @@ void __init time_init(void)
write_sequnlock_irqrestore(xtime_lock, flags);
+ /* Register the clocksource, if we're not running on iSeries */
+ if (!firmware_has_feature(FW_FEATURE_ISERIES))
+ clocksource_init();
This
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On Tue, 2 Oct 2007, Clark Williams wrote:
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Steven Rostedt wrote:
That last change (new Preempt RCU) is highly experimental!!!
We are currently testing it now, although it has been through some
minor tests already, we haven't
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