Subj : Re: Hazard Pointers w/o memory barrier.
To   : comp.programming.threads
From : Joe Seigh
Date : Fri Apr 22 2005 10:25 am

On Fri, 22 Apr 2005 06:48:08 -0400, Joe Seigh <jseigh_01@xemaps.com> wrote:

>>
> You can scan processors for quiescent states instead of threads.  It will
> work just as good.
>
> Using NtQuerySystemInformation() to get SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION
> or SYSTEM_INTERRUPT_INFORMATION for system times or interrupts on a per
> processor basis.  It may be obsoleted though.  The replacement for the
> system times is GetSystemTimes() which is aggregated and useless.  I have
> to find where the server 2003 stuff moved to and see what functions are in
> there.
>
>

It looks like Linux has timing broken out per cpu in /proc/stat at least
on my system.  Man pages aren't updated for this.

OS X I can't tell yet.  OS X is pretty messy with a Mach microkernel,
BSD kernel, legacy crap from OS 9.  Looks like the gibbage in, gibbage out
school of design.


-- 
Joe Seigh

When you get lemons, you make lemonade.
When you get hardware, you make software.

.