Re: [patch] CFS scheduler, -v18

2007-07-05 Thread Thomas Dickey
On Tue, Jul 03, 2007 at 10:10:05AM +0200, Keith Packard wrote: > On Tue, 2007-07-03 at 09:22 +0200, Ingo Molnar wrote: > > > which allows xterm-spam (attached) to easily flood the xterm (without > > any scrolling that would act as a throttle) and the xterm to flood Xorg. ...deleting the

Re: [patch] CFS scheduler, -v18

2007-07-05 Thread Thomas Dickey
On Tue, Jul 03, 2007 at 10:40:07AM +0200, Ingo Molnar wrote: > yeah, i use gnome-terminal exclusively. But testers looking for CFS > regressions do run every shell on the planet :-) ...and people running older kernels get different results (no surprise) fwiw, I ran 'top' on 5 terminals with

Re: [patch] CFS scheduler, -v18

2007-07-05 Thread Thomas Dickey
On Tue, Jul 03, 2007 at 10:40:07AM +0200, Ingo Molnar wrote: yeah, i use gnome-terminal exclusively. But testers looking for CFS regressions do run every shell on the planet :-) ...and people running older kernels get different results (no surprise) fwiw, I ran 'top' on 5 terminals with

Re: [patch] CFS scheduler, -v18

2007-07-05 Thread Thomas Dickey
On Tue, Jul 03, 2007 at 10:10:05AM +0200, Keith Packard wrote: On Tue, 2007-07-03 at 09:22 +0200, Ingo Molnar wrote: which allows xterm-spam (attached) to easily flood the xterm (without any scrolling that would act as a throttle) and the xterm to flood Xorg. ...deleting the offhand

Re: [patch] CFS scheduler, -v18

2007-07-04 Thread Andi Kleen
Ingo Molnar <[EMAIL PROTECTED]> writes: > > ah. That indeed makes sense. It seems like the xterm doesnt process the > Ctrl-C/Z keypresses _at all_ when it is 'spammed' with output. Normally, > output 'spam' is throttled by the scroll buffer's overhead. But in > Vegard's case, the printout

Re: [patch] CFS scheduler, -v18

2007-07-04 Thread Andi Kleen
Ingo Molnar [EMAIL PROTECTED] writes: ah. That indeed makes sense. It seems like the xterm doesnt process the Ctrl-C/Z keypresses _at all_ when it is 'spammed' with output. Normally, output 'spam' is throttled by the scroll buffer's overhead. But in Vegard's case, the printout involves a

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Vegard Nossum
On 7/3/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: does it still get more CPU time than you'd expect it to get? A reniced or SCHED_IDLE task will 'fill in' any idle time that it senses, so in itself it's not an anomaly if a task gets 50% and FEH fills in the remaining 50%. Does it still get CPU

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Ingo Molnar
* Keith Packard <[EMAIL PROTECTED]> wrote: > On Tue, 2007-07-03 at 09:22 +0200, Ingo Molnar wrote: > > > which allows xterm-spam (attached) to easily flood the xterm > > (without any scrolling that would act as a throttle) and the xterm > > to flood Xorg. > > It's just an Xterm bug. > >

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Keith Packard
On Tue, 2007-07-03 at 09:22 +0200, Ingo Molnar wrote: > which allows xterm-spam (attached) to easily flood the xterm (without > any scrolling that would act as a throttle) and the xterm to flood Xorg. It's just an Xterm bug. Xterm will look for X input if it ever manages to fill the input

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Ingo Molnar
* Mike Galbraith <[EMAIL PROTECTED]> wrote: > This doesn't appear to be a CFS problem. I can reproduce the problem > easily in virgin 2.6.22-rc7 by starting xterm-spam at nice -1 or > better. As soon as xterm-spam can get enough CPU to keep the xterm > fully busy, it's game over, the xterm

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Ingo Molnar
* Vegard Nossum <[EMAIL PROTECTED]> wrote: > I'd also like to point out that [EMAIL PROTECTED] seems to draw more CPU > than it should. Or, at least, in top, it shows up as using 50% CPU > even though other processes are demanding as much as they can get. The > FAH program should be running

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Mike Galbraith
On Mon, 2007-07-02 at 18:40 +0200, Vegard Nossum wrote: > On 7/2/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: > > thx. As an initial matter, could you double-check whether your v18 > > kernel source has the patch below applied already? > > > > Ingo > > > > Index: linux/kernel/sched_fair.c >

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Vegard Nossum
On 7/2/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: ok. Does the xterm slowdown get any better if you do: echo 46 > /proc/sys/kernel/sched_features ? The default on v18 is: echo 14 > /proc/sys/kernel/sched_features No. The Ctrl-C still hangs between 1 and 3 seconds, again seemingly

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Vegard Nossum
On 7/2/07, Ingo Molnar [EMAIL PROTECTED] wrote: ok. Does the xterm slowdown get any better if you do: echo 46 /proc/sys/kernel/sched_features ? The default on v18 is: echo 14 /proc/sys/kernel/sched_features No. The Ctrl-C still hangs between 1 and 3 seconds, again seemingly depending

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Mike Galbraith
On Mon, 2007-07-02 at 18:40 +0200, Vegard Nossum wrote: On 7/2/07, Ingo Molnar [EMAIL PROTECTED] wrote: thx. As an initial matter, could you double-check whether your v18 kernel source has the patch below applied already? Ingo Index: linux/kernel/sched_fair.c

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Ingo Molnar
* Vegard Nossum [EMAIL PROTECTED] wrote: I'd also like to point out that [EMAIL PROTECTED] seems to draw more CPU than it should. Or, at least, in top, it shows up as using 50% CPU even though other processes are demanding as much as they can get. The FAH program should be running with

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Ingo Molnar
* Mike Galbraith [EMAIL PROTECTED] wrote: This doesn't appear to be a CFS problem. I can reproduce the problem easily in virgin 2.6.22-rc7 by starting xterm-spam at nice -1 or better. As soon as xterm-spam can get enough CPU to keep the xterm fully busy, it's game over, the xterm

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Keith Packard
On Tue, 2007-07-03 at 09:22 +0200, Ingo Molnar wrote: which allows xterm-spam (attached) to easily flood the xterm (without any scrolling that would act as a throttle) and the xterm to flood Xorg. It's just an Xterm bug. Xterm will look for X input if it ever manages to fill the input

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Ingo Molnar
* Keith Packard [EMAIL PROTECTED] wrote: On Tue, 2007-07-03 at 09:22 +0200, Ingo Molnar wrote: which allows xterm-spam (attached) to easily flood the xterm (without any scrolling that would act as a throttle) and the xterm to flood Xorg. It's just an Xterm bug. Xterm will look

Re: [patch] CFS scheduler, -v18

2007-07-03 Thread Vegard Nossum
On 7/3/07, Ingo Molnar [EMAIL PROTECTED] wrote: does it still get more CPU time than you'd expect it to get? A reniced or SCHED_IDLE task will 'fill in' any idle time that it senses, so in itself it's not an anomaly if a task gets 50% and FEH fills in the remaining 50%. Does it still get CPU

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Ingo Molnar
* Vegard Nossum <[EMAIL PROTECTED]> wrote: > > thx. As an initial matter, could you double-check whether your v18 > > kernel source has the patch below applied already? > > It does. ok. Does the xterm slowdown get any better if you do: echo 46 > /proc/sys/kernel/sched_features ? The

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Vegard Nossum
On 7/2/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: thx. As an initial matter, could you double-check whether your v18 kernel source has the patch below applied already? Ingo Index: linux/kernel/sched_fair.c === ---

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Ingo Molnar
* Vegard Nossum <[EMAIL PROTECTED]> wrote: > Resulting files at > http://vegard.afraid.org:1104/pub/cfs/ > > cfs-debug-info-2007.07.02-15:18:13Before running program > cfs-debug-info-2007.07.02-15:19:51~10 secs after start > cfs-debug-info-2007.07.02-15:20:54~1 minute after start >

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Bill Davidsen
Vegard Nossum wrote: Hello, On 6/23/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: i'm pleased to announce release -v18 of the CFS scheduler patchset. As usual, any sort of feedback, bugreport, fix and suggestion is more than welcome! I have been running cfs-v18 for a couple of days now, and

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Vegard Nossum
On 7/2/07, Dmitry Adamushko <[EMAIL PROTECTED]> wrote: On 02/07/07, Vegard Nossum <[EMAIL PROTECTED]> wrote: > I have been running cfs-v18 for a couple of days now, and today I > stumbled upon a rather strange problem. Consider the following short > program: > > while(1) >

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Dmitry Adamushko
On 02/07/07, Vegard Nossum <[EMAIL PROTECTED]> wrote: Hello, On 6/23/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: > i'm pleased to announce release -v18 of the CFS scheduler patchset. > As usual, any sort of feedback, bugreport, fix and suggestion is more > than welcome! I have been running

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Vegard Nossum
Hello, On 6/23/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: i'm pleased to announce release -v18 of the CFS scheduler patchset. As usual, any sort of feedback, bugreport, fix and suggestion is more than welcome! I have been running cfs-v18 for a couple of days now, and today I stumbled upon

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Vegard Nossum
Hello, On 6/23/07, Ingo Molnar [EMAIL PROTECTED] wrote: i'm pleased to announce release -v18 of the CFS scheduler patchset. As usual, any sort of feedback, bugreport, fix and suggestion is more than welcome! I have been running cfs-v18 for a couple of days now, and today I stumbled upon a

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Dmitry Adamushko
On 02/07/07, Vegard Nossum [EMAIL PROTECTED] wrote: Hello, On 6/23/07, Ingo Molnar [EMAIL PROTECTED] wrote: i'm pleased to announce release -v18 of the CFS scheduler patchset. As usual, any sort of feedback, bugreport, fix and suggestion is more than welcome! I have been running cfs-v18

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Vegard Nossum
On 7/2/07, Dmitry Adamushko [EMAIL PROTECTED] wrote: On 02/07/07, Vegard Nossum [EMAIL PROTECTED] wrote: I have been running cfs-v18 for a couple of days now, and today I stumbled upon a rather strange problem. Consider the following short program: while(1) printf(%ld\r, 1000 *

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Bill Davidsen
Vegard Nossum wrote: Hello, On 6/23/07, Ingo Molnar [EMAIL PROTECTED] wrote: i'm pleased to announce release -v18 of the CFS scheduler patchset. As usual, any sort of feedback, bugreport, fix and suggestion is more than welcome! I have been running cfs-v18 for a couple of days now, and

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Ingo Molnar
* Vegard Nossum [EMAIL PROTECTED] wrote: Resulting files at http://vegard.afraid.org:1104/pub/cfs/ cfs-debug-info-2007.07.02-15:18:13Before running program cfs-debug-info-2007.07.02-15:19:51~10 secs after start cfs-debug-info-2007.07.02-15:20:54~1 minute after start

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Vegard Nossum
On 7/2/07, Ingo Molnar [EMAIL PROTECTED] wrote: thx. As an initial matter, could you double-check whether your v18 kernel source has the patch below applied already? Ingo Index: linux/kernel/sched_fair.c === ---

Re: [patch] CFS scheduler, -v18

2007-07-02 Thread Ingo Molnar
* Vegard Nossum [EMAIL PROTECTED] wrote: thx. As an initial matter, could you double-check whether your v18 kernel source has the patch below applied already? It does. ok. Does the xterm slowdown get any better if you do: echo 46 /proc/sys/kernel/sched_features ? The default on v18

Re: [patch] CFS scheduler, -v18

2007-07-01 Thread Willy Tarreau
Hi Ingo, On Sun, Jul 01, 2007 at 10:45:01AM +0200, Ingo Molnar wrote: > could you check whether your current v18 CFS tree has the fix below > included? I discovered it right after having released v18 so i updated > the v18 files in place - but maybe you downloaded an early version? I > thought

Re: [patch] CFS scheduler, -v18

2007-07-01 Thread Ingo Molnar
Willy, could you check whether your current v18 CFS tree has the fix below included? I discovered it right after having released v18 so i updated the v18 files in place - but maybe you downloaded an early version? I thought it's relatively harmless, that it would only affect SCHED_IDLE

Re: [patch] CFS scheduler, -v18

2007-07-01 Thread Ingo Molnar
* Willy Tarreau <[EMAIL PROTECTED]> wrote: > Ingo, > > I've accidentally discovered a problem with -v18. > > Some time ago, I wrote a small program to prevent my laptop from > entering low-power mode, and noticed that after upgrading my laptop's > kernel from 2.4.20.9+cfs-v6 to

Re: [patch] CFS scheduler, -v18

2007-07-01 Thread Ingo Molnar
* Willy Tarreau [EMAIL PROTECTED] wrote: Ingo, I've accidentally discovered a problem with -v18. Some time ago, I wrote a small program to prevent my laptop from entering low-power mode, and noticed that after upgrading my laptop's kernel from 2.4.20.9+cfs-v6 to 2.4.20.14+cfs-v18, it

Re: [patch] CFS scheduler, -v18

2007-07-01 Thread Ingo Molnar
Willy, could you check whether your current v18 CFS tree has the fix below included? I discovered it right after having released v18 so i updated the v18 files in place - but maybe you downloaded an early version? I thought it's relatively harmless, that it would only affect SCHED_IDLE

Re: [patch] CFS scheduler, -v18

2007-07-01 Thread Willy Tarreau
Hi Ingo, On Sun, Jul 01, 2007 at 10:45:01AM +0200, Ingo Molnar wrote: could you check whether your current v18 CFS tree has the fix below included? I discovered it right after having released v18 so i updated the v18 files in place - but maybe you downloaded an early version? I thought

Re: [patch] CFS scheduler, -v18

2007-06-30 Thread Willy Tarreau
Ingo, I've accidentally discovered a problem with -v18. Some time ago, I wrote a small program to prevent my laptop from entering low-power mode, and noticed that after upgrading my laptop's kernel from 2.4.20.9+cfs-v6 to 2.4.20.14+cfs-v18, it completely freezes if I run this program. The

Re: [patch] CFS scheduler, -v18

2007-06-30 Thread Willy Tarreau
Ingo, I've accidentally discovered a problem with -v18. Some time ago, I wrote a small program to prevent my laptop from entering low-power mode, and noticed that after upgrading my laptop's kernel from 2.4.20.9+cfs-v6 to 2.4.20.14+cfs-v18, it completely freezes if I run this program. The

Re: [patch] CFS scheduler, -v18

2007-06-27 Thread Ingo Molnar
* Fortier,Vincent [Montreal] <[EMAIL PROTECTED]> wrote: > > -Message d'origine- > > De : [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] De la part de Ingo Molnar > > Envoyé : 22 juin 2007 18:02 > > > > i'm pleased to announce release -v18 of the CFS scheduler patchset. > > > > The

Re: [patch] CFS scheduler, -v18

2007-06-27 Thread Ingo Molnar
* Fortier,Vincent [Montreal] [EMAIL PROTECTED] wrote: -Message d'origine- De : [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] De la part de Ingo Molnar Envoyé : 22 juin 2007 18:02 i'm pleased to announce release -v18 of the CFS scheduler patchset. The rolled-up CFS patch

RE: [patch] CFS scheduler, -v18

2007-06-26 Thread Fortier,Vincent [Montreal]
> -Message d'origine- > De : [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] De la part de Ingo Molnar > Envoyé : 22 juin 2007 18:02 > > i'm pleased to announce release -v18 of the CFS scheduler patchset. > > The rolled-up CFS patch against today's -git kernel, > v2.6.22-rc5,

Re: [patch] CFS scheduler, -v18

2007-06-26 Thread Ingo Molnar
* Andrew Morton <[EMAIL PROTECTED]> wrote: > > the main reason is the sched debugging stuff: > > That would serve to explain the 18% growth on x86_64. But why did > i386 grow by much more: 29%? I'd be suspecting all the new 64-bit > arithmetic. this is what i see on 32-bit: text

Re: [patch] CFS scheduler, -v18

2007-06-26 Thread Andrew Morton
On Tue, 26 Jun 2007 10:38:13 +0200 Ingo Molnar <[EMAIL PROTECTED]> wrote: > > > - __exit_signal() does apparently-unlocked 64-bit arith. Is there > > some implicit locking here or do we not care about the occasional > > race-induced inaccuracy? > > do you mean the

Re: [patch] CFS scheduler, -v18

2007-06-26 Thread Ingo Molnar
* Andrew Morton <[EMAIL PROTECTED]> wrote: > So I locally generated the diff to take -mm up to the above version of > CFS. thx. I released a diff against mm2: http://people.redhat.com/mingo/cfs-scheduler/sched-cfs-v2.6.22-rc4-mm2-v18.patch but indeed the -git diff serves you better if you

Re: [patch] CFS scheduler, -v18

2007-06-26 Thread Ingo Molnar
* Andrew Morton [EMAIL PROTECTED] wrote: So I locally generated the diff to take -mm up to the above version of CFS. thx. I released a diff against mm2: http://people.redhat.com/mingo/cfs-scheduler/sched-cfs-v2.6.22-rc4-mm2-v18.patch but indeed the -git diff serves you better if you

Re: [patch] CFS scheduler, -v18

2007-06-26 Thread Andrew Morton
On Tue, 26 Jun 2007 10:38:13 +0200 Ingo Molnar [EMAIL PROTECTED] wrote: - __exit_signal() does apparently-unlocked 64-bit arith. Is there some implicit locking here or do we not care about the occasional race-induced inaccuracy? do you mean the tsk-se.sum_exec_runtime addition,

Re: [patch] CFS scheduler, -v18

2007-06-26 Thread Ingo Molnar
* Andrew Morton [EMAIL PROTECTED] wrote: the main reason is the sched debugging stuff: That would serve to explain the 18% growth on x86_64. But why did i386 grow by much more: 29%? I'd be suspecting all the new 64-bit arithmetic. this is what i see on 32-bit: textdata

RE: [patch] CFS scheduler, -v18

2007-06-26 Thread Fortier,Vincent [Montreal]
-Message d'origine- De : [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] De la part de Ingo Molnar Envoyé : 22 juin 2007 18:02 i'm pleased to announce release -v18 of the CFS scheduler patchset. The rolled-up CFS patch against today's -git kernel, v2.6.22-rc5, v2.6.22-rc4-mm2,

Re: [patch] CFS scheduler, -v18

2007-06-25 Thread Andrew Morton
On Sat, 23 Jun 2007 00:20:36 +0200 Ingo Molnar <[EMAIL PROTECTED]> wrote: > > * S.Çağlar Onur <[EMAIL PROTECTED]> wrote: > > > > kernel/sched.c:745:28: sched_idletask.c: No such file or directory > > > > Ahh and this happens with [1], grabbing sched_idletask.c from .18 one > > solves > > the

Re: [patch] CFS scheduler, -v18

2007-06-25 Thread Antonino Ingargiola
2007/6/24, Ingo Molnar <[EMAIL PROTECTED]>: * Antonino Ingargiola <[EMAIL PROTECTED]> wrote: > Anyway, I've discovered with great pleasure that CFS has also the > SCHED_ISO priority. I may have missed something, but I don't remember > to have read this in any of the CFS release notes :). For

Re: [patch] CFS scheduler, -v18

2007-06-25 Thread Antonino Ingargiola
2007/6/24, Ingo Molnar [EMAIL PROTECTED]: * Antonino Ingargiola [EMAIL PROTECTED] wrote: Anyway, I've discovered with great pleasure that CFS has also the SCHED_ISO priority. I may have missed something, but I don't remember to have read this in any of the CFS release notes :). For me this

Re: [patch] CFS scheduler, -v18

2007-06-25 Thread Andrew Morton
On Sat, 23 Jun 2007 00:20:36 +0200 Ingo Molnar [EMAIL PROTECTED] wrote: * S.Çağlar Onur [EMAIL PROTECTED] wrote: kernel/sched.c:745:28: sched_idletask.c: No such file or directory Ahh and this happens with [1], grabbing sched_idletask.c from .18 one solves the problem...

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Ingo Molnar
* Willy Tarreau <[EMAIL PROTECTED]> wrote: > > > I have no idea about what version brought that unexpected > > > behaviour, but it's clearly something which needs to be tracked > > > down. > > > > hm, the two problems might be related. Could you try v17 perhaps? In > > v18 i have 'unified'

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Willy Tarreau
Hi Ingo, On Sun, Jun 24, 2007 at 05:52:14PM +0200, Ingo Molnar wrote: > > * Willy Tarreau <[EMAIL PROTECTED]> wrote: > > > Today I had a little time to try CFS again (last time it was -v9!). I > > ran it on top of 2.6.20.14, and simply tried ocbench again. You > > remember ? With -v9, I ran

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Ingo Molnar
* Willy Tarreau <[EMAIL PROTECTED]> wrote: > Today I had a little time to try CFS again (last time it was -v9!). I > ran it on top of 2.6.20.14, and simply tried ocbench again. You > remember ? With -v9, I ran 64 processes which all progressed very > smoothly. With -v18, it's not the case

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Ingo Molnar
* Antonino Ingargiola <[EMAIL PROTECTED]> wrote: > Anyway, I've discovered with great pleasure that CFS has also the > SCHED_ISO priority. I may have missed something, but I don't remember > to have read this in any of the CFS release notes :). For me this is a > really useful feature.

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Antonino Ingargiola
2007/6/23, Ingo Molnar <[EMAIL PROTECTED]>: * Antonino Ingargiola <[EMAIL PROTECTED]> wrote: > 2007/6/23, Ingo Molnar <[EMAIL PROTECTED]>: > > > >i'm pleased to announce release -v18 of the CFS scheduler patchset. > > I'm running -v18 on 2.6.22-rc5, no problems so far. How can I change a >

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Antonino Ingargiola
2007/6/23, Ingo Molnar [EMAIL PROTECTED]: * Antonino Ingargiola [EMAIL PROTECTED] wrote: 2007/6/23, Ingo Molnar [EMAIL PROTECTED]: i'm pleased to announce release -v18 of the CFS scheduler patchset. I'm running -v18 on 2.6.22-rc5, no problems so far. How can I change a task to

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Ingo Molnar
* Antonino Ingargiola [EMAIL PROTECTED] wrote: Anyway, I've discovered with great pleasure that CFS has also the SCHED_ISO priority. I may have missed something, but I don't remember to have read this in any of the CFS release notes :). For me this is a really useful feature. Thanks.

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Ingo Molnar
* Willy Tarreau [EMAIL PROTECTED] wrote: Today I had a little time to try CFS again (last time it was -v9!). I ran it on top of 2.6.20.14, and simply tried ocbench again. You remember ? With -v9, I ran 64 processes which all progressed very smoothly. With -v18, it's not the case anymore.

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Willy Tarreau
Hi Ingo, On Sun, Jun 24, 2007 at 05:52:14PM +0200, Ingo Molnar wrote: * Willy Tarreau [EMAIL PROTECTED] wrote: Today I had a little time to try CFS again (last time it was -v9!). I ran it on top of 2.6.20.14, and simply tried ocbench again. You remember ? With -v9, I ran 64 processes

Re: [patch] CFS scheduler, -v18

2007-06-24 Thread Ingo Molnar
* Willy Tarreau [EMAIL PROTECTED] wrote: I have no idea about what version brought that unexpected behaviour, but it's clearly something which needs to be tracked down. hm, the two problems might be related. Could you try v17 perhaps? In v18 i have 'unified' all the sched.c's

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Ingo Molnar
* Antonino Ingargiola <[EMAIL PROTECTED]> wrote: > 2007/6/23, Ingo Molnar <[EMAIL PROTECTED]>: > > > >i'm pleased to announce release -v18 of the CFS scheduler patchset. > > I'm running -v18 on 2.6.22-rc5, no problems so far. How can I change a > task to SCHED_IDLE or SCHED_BATCH priority

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Willy Tarreau
Hi Ingo, On Sat, Jun 23, 2007 at 12:02:02AM +0200, Ingo Molnar wrote: > > i'm pleased to announce release -v18 of the CFS scheduler patchset. > > The rolled-up CFS patch against today's -git kernel, v2.6.22-rc5, > v2.6.22-rc4-mm2, v2.6.21.5 or v2.6.20.14 can be downloaded from the > usual

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Antonino Ingargiola
Hi, 2007/6/23, Ingo Molnar <[EMAIL PROTECTED]>: i'm pleased to announce release -v18 of the CFS scheduler patchset. I'm running -v18 on 2.6.22-rc5, no problems so far. How can I change a task to SCHED_IDLE or SCHED_BATCH priority under CFS? Thanks, ~ Antonio - To unsubscribe from this

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Gene Heskett
On Saturday 23 June 2007, Ingo Molnar wrote: >* Gene Heskett <[EMAIL PROTECTED]> wrote: >> patching file kernel/softirq.c >> patching file kernel/sysctl.c >> The next patch would delete the file l/kernel/sched.c, >> which does not exist! Assume -R? [n] >> >> How to proceed? > >oops - just ignore

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Ingo Molnar
* Gene Heskett <[EMAIL PROTECTED]> wrote: > patching file kernel/softirq.c > patching file kernel/sysctl.c > The next patch would delete the file l/kernel/sched.c, > which does not exist! Assume -R? [n] > > How to proceed? oops - just ignore it, or re-download the patch (i fixed it).

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Ingo Molnar
* Gene Heskett [EMAIL PROTECTED] wrote: patching file kernel/softirq.c patching file kernel/sysctl.c The next patch would delete the file l/kernel/sched.c, which does not exist! Assume -R? [n] How to proceed? oops - just ignore it, or re-download the patch (i fixed it). Ingo -

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Gene Heskett
On Saturday 23 June 2007, Ingo Molnar wrote: * Gene Heskett [EMAIL PROTECTED] wrote: patching file kernel/softirq.c patching file kernel/sysctl.c The next patch would delete the file l/kernel/sched.c, which does not exist! Assume -R? [n] How to proceed? oops - just ignore it, or

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Antonino Ingargiola
Hi, 2007/6/23, Ingo Molnar [EMAIL PROTECTED]: i'm pleased to announce release -v18 of the CFS scheduler patchset. I'm running -v18 on 2.6.22-rc5, no problems so far. How can I change a task to SCHED_IDLE or SCHED_BATCH priority under CFS? Thanks, ~ Antonio - To unsubscribe from this

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Willy Tarreau
Hi Ingo, On Sat, Jun 23, 2007 at 12:02:02AM +0200, Ingo Molnar wrote: i'm pleased to announce release -v18 of the CFS scheduler patchset. The rolled-up CFS patch against today's -git kernel, v2.6.22-rc5, v2.6.22-rc4-mm2, v2.6.21.5 or v2.6.20.14 can be downloaded from the usual place:

Re: [patch] CFS scheduler, -v18

2007-06-23 Thread Ingo Molnar
* Antonino Ingargiola [EMAIL PROTECTED] wrote: 2007/6/23, Ingo Molnar [EMAIL PROTECTED]: i'm pleased to announce release -v18 of the CFS scheduler patchset. I'm running -v18 on 2.6.22-rc5, no problems so far. How can I change a task to SCHED_IDLE or SCHED_BATCH priority under CFS? pick

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread Gene Heskett
On Friday 22 June 2007, Ingo Molnar wrote: >i'm pleased to announce release -v18 of the CFS scheduler patchset. > >The rolled-up CFS patch against today's -git kernel, v2.6.22-rc5, >v2.6.22-rc4-mm2, v2.6.21.5 or v2.6.20.14 can be downloaded from the >usual place: > >

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread Ingo Molnar
* S.Çağlar Onur <[EMAIL PROTECTED]> wrote: > > kernel/sched.c:745:28: sched_idletask.c: No such file or directory > > Ahh and this happens with [1], grabbing sched_idletask.c from .18 one solves > the problem... oops, indeed - i've fixed up the -git patch:

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread S.Çağlar Onur
23 Haz 2007 Cts tarihinde, S.Çağlar Onur şunları yazmıştı: > Hi Ingo; > > 23 Haz 2007 Cts tarihinde, Ingo Molnar şunları yazmıştı: > > As usual, any sort of feedback, bugreport, fix and suggestion is more > > than welcome! > > [EMAIL PROTECTED] linux-2.6 $ LC_ALL=C make > CHK

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread S.Çağlar Onur
Hi Ingo; 23 Haz 2007 Cts tarihinde, Ingo Molnar şunları yazmıştı: > As usual, any sort of feedback, bugreport, fix and suggestion is more > than welcome! [EMAIL PROTECTED] linux-2.6 $ LC_ALL=C make CHK include/linux/version.h CHK include/linux/utsrelease.h CALL

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread S.Çağlar Onur
Hi Ingo; 23 Haz 2007 Cts tarihinde, Ingo Molnar şunları yazmıştı: As usual, any sort of feedback, bugreport, fix and suggestion is more than welcome! [EMAIL PROTECTED] linux-2.6 $ LC_ALL=C make CHK include/linux/version.h CHK include/linux/utsrelease.h CALL

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread S.Çağlar Onur
23 Haz 2007 Cts tarihinde, S.Çağlar Onur şunları yazmıştı: Hi Ingo; 23 Haz 2007 Cts tarihinde, Ingo Molnar şunları yazmıştı: As usual, any sort of feedback, bugreport, fix and suggestion is more than welcome! [EMAIL PROTECTED] linux-2.6 $ LC_ALL=C make CHK include/linux/version.h

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread Ingo Molnar
* S.Çağlar Onur [EMAIL PROTECTED] wrote: kernel/sched.c:745:28: sched_idletask.c: No such file or directory Ahh and this happens with [1], grabbing sched_idletask.c from .18 one solves the problem... oops, indeed - i've fixed up the -git patch:

Re: [patch] CFS scheduler, -v18

2007-06-22 Thread Gene Heskett
On Friday 22 June 2007, Ingo Molnar wrote: i'm pleased to announce release -v18 of the CFS scheduler patchset. The rolled-up CFS patch against today's -git kernel, v2.6.22-rc5, v2.6.22-rc4-mm2, v2.6.21.5 or v2.6.20.14 can be downloaded from the usual place: