On Mon, 2007-11-05 at 10:37 +0100, Cyrus Massoumi wrote:
> Zhang, Yanmin wrote:
> > On Thu, 2007-11-01 at 11:02 +0100, Cyrus Massoumi wrote:
> >> Zhang, Yanmin wrote:
> >>> On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
> On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
>
On Mon, 2007-11-05 at 10:37 +0100, Cyrus Massoumi wrote:
Zhang, Yanmin wrote:
On Thu, 2007-11-01 at 11:02 +0100, Cyrus Massoumi wrote:
Zhang, Yanmin wrote:
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30
Zhang, Yanmin wrote:
On Thu, 2007-11-01 at 11:02 +0100, Cyrus Massoumi wrote:
Zhang, Yanmin wrote:
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin <[EMAIL
Zhang, Yanmin wrote:
On Thu, 2007-11-01 at 11:02 +0100, Cyrus Massoumi wrote:
Zhang, Yanmin wrote:
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL
On Thu, 2007-11-01 at 11:02 +0100, Cyrus Massoumi wrote:
> Zhang, Yanmin wrote:
> > On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
> >> On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
> >>> On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
> * Zhang, Yanmin <[EMAIL
On Thu, 2007-11-01 at 11:02 +0100, Cyrus Massoumi wrote:
Zhang, Yanmin wrote:
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
* Peter Zijlstra <[EMAIL PROTECTED]> wrote:
> > > We don't have min_granularity anymore.
> >
> > i think we should reintroduce it in the SCHED_DEBUG case and make it
> > the main tunable item - sched_nr is a nice performance optimization
> > but quite unintuitive as a tuning knob.
>
> ok, I
(restoring CCs which I inadvertly dropped)
On Thu, 2007-11-01 at 16:00 +0100, Ingo Molnar wrote:
> * Peter Zijlstra <[EMAIL PROTECTED]> wrote:
>
> > > could we instead justmake sched_nr_latency non-tunable, and
> > > recalculate it from the sysctl handler whenever sched_latency or
> > >
Zhang, Yanmin wrote:
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
sub-bisecting captured patch
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
> On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
> > On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
> > > * Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
> > >
> > > > sub-bisecting captured patch
> > > >
* Peter Zijlstra <[EMAIL PROTECTED]> wrote:
> static int one_hundred = 100;
> +static int int_max = INT_MAX;
>
> /* this is needed for the proc_dointvec_minmax for [fs_]overflow UID and GID
> */
> static int maxolduid = 65535;
> @@ -239,7 +240,10 @@ static struct ctl_table kern_table[] = {
* Peter Zijlstra [EMAIL PROTECTED] wrote:
static int one_hundred = 100;
+static int int_max = INT_MAX;
/* this is needed for the proc_dointvec_minmax for [fs_]overflow UID and GID
*/
static int maxolduid = 65535;
@@ -239,7 +240,10 @@ static struct ctl_table kern_table[] = {
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
sub-bisecting captured patch
Zhang, Yanmin wrote:
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
sub-bisecting captured patch
(restoring CCs which I inadvertly dropped)
On Thu, 2007-11-01 at 16:00 +0100, Ingo Molnar wrote:
* Peter Zijlstra [EMAIL PROTECTED] wrote:
could we instead justmake sched_nr_latency non-tunable, and
recalculate it from the sysctl handler whenever sched_latency or
* Peter Zijlstra [EMAIL PROTECTED] wrote:
We don't have min_granularity anymore.
i think we should reintroduce it in the SCHED_DEBUG case and make it
the main tunable item - sched_nr is a nice performance optimization
but quite unintuitive as a tuning knob.
ok, I don't
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
> On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
> > On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
> > > * Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
> > >
> > > > sub-bisecting captured patch
> > > >
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
> On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
> > * Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
> >
> > > sub-bisecting captured patch
> > > 38ad464d410dadceda1563f36bdb0be7fe4c8938(sched: uniform tunings)
> > > caused 20%
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
sub-bisecting captured patch
38ad464d410dadceda1563f36bdb0be7fe4c8938(sched: uniform tunings)
caused 20% regression of aim7.
On Wed, 2007-10-31 at 17:57 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 16:36 +0800, Zhang, Yanmin wrote:
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
sub-bisecting captured patch
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
> * Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
>
> > sub-bisecting captured patch
> > 38ad464d410dadceda1563f36bdb0be7fe4c8938(sched: uniform tunings)
> > caused 20% regression of aim7.
> >
> > The last 10% should be also related to sched
* Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
> sub-bisecting captured patch
> 38ad464d410dadceda1563f36bdb0be7fe4c8938(sched: uniform tunings)
> caused 20% regression of aim7.
>
> The last 10% should be also related to sched parameters, such like
> sysctl_sched_min_granularity.
ah,
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
sub-bisecting captured patch
38ad464d410dadceda1563f36bdb0be7fe4c8938(sched: uniform tunings)
caused 20% regression of aim7.
The last 10% should be also related to sched parameters, such like
sysctl_sched_min_granularity.
ah, interesting. Since
On Tue, 2007-10-30 at 08:26 +0100, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
sub-bisecting captured patch
38ad464d410dadceda1563f36bdb0be7fe4c8938(sched: uniform tunings)
caused 20% regression of aim7.
The last 10% should be also related to sched parameters, such
On Mon, 2007-10-29 at 17:37 +0800, Zhang, Yanmin wrote:
> On Mon, 2007-10-29 at 10:22 +0800, Zhang, Yanmin wrote:
> > On Fri, 2007-10-26 at 13:23 +0200, Ingo Molnar wrote:
> > > * Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
> > >
> > > > I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core
On Mon, 2007-10-29 at 10:22 +0800, Zhang, Yanmin wrote:
> On Fri, 2007-10-26 at 13:23 +0200, Ingo Molnar wrote:
> > * Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
> >
> > > I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
> > >
> > > Comparing with 2.6.23, aim7 has about
On Mon, 2007-10-29 at 10:22 +0800, Zhang, Yanmin wrote:
On Fri, 2007-10-26 at 13:23 +0200, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
Comparing with 2.6.23, aim7 has about -30% regression. I
On Mon, 2007-10-29 at 17:37 +0800, Zhang, Yanmin wrote:
On Mon, 2007-10-29 at 10:22 +0800, Zhang, Yanmin wrote:
On Fri, 2007-10-26 at 13:23 +0200, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core
On Fri, 2007-10-26 at 13:23 +0200, Ingo Molnar wrote:
> * Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
>
> > I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
> >
> > Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect
> > and found patch
> >
On Fri, 2007-10-26 at 11:53 +0200, Peter Zijlstra wrote:
> On Fri, 2007-10-26 at 17:43 +0800, Zhang, Yanmin wrote:
> > I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
> >
> > Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect and
> > found
> > patch
On Fri, 2007-10-26 at 11:53 +0200, Peter Zijlstra wrote:
On Fri, 2007-10-26 at 17:43 +0800, Zhang, Yanmin wrote:
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect and
found
patch
On Fri, 2007-10-26 at 13:23 +0200, Ingo Molnar wrote:
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect
and found patch
* Zhang, Yanmin <[EMAIL PROTECTED]> wrote:
> I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
>
> Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect
> and found patch
>
On Fri, 2007-10-26 at 17:43 +0800, Zhang, Yanmin wrote:
> I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
>
> Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect and
> found
> patch
>
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect and found
patch
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=b5869ce7f68b233ceb81465a7644be0d9a5f3dbb
caused the
On Fri, 2007-10-26 at 17:43 +0800, Zhang, Yanmin wrote:
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect and
found
patch
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect and found
patch
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=b5869ce7f68b233ceb81465a7644be0d9a5f3dbb
caused the
* Zhang, Yanmin [EMAIL PROTECTED] wrote:
I tested 2.6.24-rc1 on my x86_64 machine which has 2 quad-core processors.
Comparing with 2.6.23, aim7 has about -30% regression. I did a bisect
and found patch
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