Re: [git pull] scheduler fixes

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From: Adrian Bunk
Date: Thursday, May 8, 2008 - 8:33 am

On Thu, May 08, 2008 at 05:10:28PM +0200, Ingo Molnar wrote:

The commit description says:

<--  snip  -->

...

This bug could be related to the regression reported by Yanmin Zhang:

| Comparing with kernel 2.6.25, sysbench+mysql(oltp, readonly) has lots
| of regressions with 2.6.26-rc1:
|
| 1) 8-core stoakley: 28%;
| 2) 16-core tigerton: 20%;
| 3) Itanium Montvale: 50%.

Reported-by: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
...

<--  snip  -->

Can we get that verified and the description updated before it hits 
Linus' tree?

Otherwise this "could be related" will become unchangable metadata that 
will stay forever - no matter whether there's any relation at all.

Thanks
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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Messages in current thread:
AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Mon May 5, 10:48 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Tue May 6, 4:18 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Tue May 6, 4:44 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Tue May 6, 5:09 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Tue May 6, 9:23 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Tue May 6, 9:36 am)
Re: AIM7 40% regression with 2.6.26-rc1, Alan Cox, (Tue May 6, 9:39 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Tue May 6, 9:42 am)
Re: AIM7 40% regression with 2.6.26-rc1, J. Bruce Fields, (Tue May 6, 9:44 am)
Re: AIM7 40% regression with 2.6.26-rc1, Alan Cox, (Tue May 6, 9:45 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Tue May 6, 9:51 am)
Re: AIM7 40% regression with 2.6.26-rc1, Andrew Morton, (Tue May 6, 10:21 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Tue May 6, 10:31 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Tue May 6, 10:39 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Tue May 6, 10:42 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Tue May 6, 10:45 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Tue May 6, 10:49 am)
Re: AIM7 40% regression with 2.6.26-rc1, Andrew Morton, (Tue May 6, 11:07 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Tue May 6, 1:28 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Tue May 6, 7:11 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Tue May 6, 8:41 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Andrew Morton, (Tue May 6, 8:59 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Tue May 6, 9:46 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Tue May 6, 11:26 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Tue May 6, 11:28 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Tue May 6, 11:49 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Wed May 7, 12:05 am)
Re: AIM7 40% regression with 2.6.26-rc1, Andi Kleen, (Wed May 7, 4:00 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Wed May 7, 4:46 am)
Re: AIM7 40% regression with 2.6.26-rc1, Andi Kleen, (Wed May 7, 5:21 am)
Re: AIM7 40% regression with 2.6.26-rc1, Alan Cox, (Wed May 7, 6:59 am)
Re: AIM7 40% regression with 2.6.26-rc1, Alan Cox, (Wed May 7, 7:35 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 7:36 am)
Re: AIM7 40% regression with 2.6.26-rc1, Andi Kleen, (Wed May 7, 7:57 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 8:00 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 8:02 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 8:19 am)
Re: AIM7 40% regression with 2.6.26-rc1, Andrew Morton, (Wed May 7, 8:31 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 9:20 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Wed May 7, 9:22 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 9:35 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Wed May 7, 9:38 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 9:55 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 10:05 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 10:08 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 10:14 am)
Re: AIM7 40% regression with 2.6.26-rc1, Andrew Morton, (Wed May 7, 10:16 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 10:22 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 10:24 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 10:25 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 10:27 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 10:31 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 10:36 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 10:47 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 10:49 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 10:55 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Wed May 7, 10:59 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 11:02 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 11:17 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 11:17 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 11:27 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 11:43 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 11:49 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 12:01 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 12:09 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Wed May 7, 12:24 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 12:44 pm)
Oi. NFS people. Read this., Matthew Wilcox, (Wed May 7, 1:00 pm)
Re: Oi. NFS people. Read this., Trond Myklebust, (Wed May 7, 3:10 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Wed May 7, 7:44 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Wed May 7, 8:24 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 8:29 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 8:34 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Wed May 7, 9:08 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Wed May 7, 9:17 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Wed May 7, 9:37 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Wed May 7, 11:43 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Andrew Morton, (Wed May 7, 11:48 pm)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Thu May 8, 12:14 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Thu May 8, 12:39 am)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Thu May 8, 1:44 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Thu May 8, 2:21 am)
Re: AIM7 40% regression with 2.6.26-rc1, Ingo Molnar, (Thu May 8, 2:29 am)
Re: AIM7 40% regression with 2.6.26-rc1, Zhang, Yanmin, (Thu May 8, 2:30 am)
Re: AIM7 40% regression with 2.6.26-rc1, Linus Torvalds, (Thu May 8, 7:58 am)
[git pull] scheduler fixes, Ingo Molnar, (Thu May 8, 8:10 am)
Re: [git pull] scheduler fixes, Adrian Bunk, (Thu May 8, 8:33 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Thu May 8, 8:41 am)
Re: [git pull] scheduler fixes, Adrian Bunk, (Thu May 8, 12:42 pm)
Re: Oi. NFS people. Read this., J. Bruce Fields, (Thu May 8, 6:43 pm)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 4:03 am)
Re: AIM7 40% regression with 2.6.26-rc1, Matthew Wilcox, (Sun May 11, 4:11 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 4:14 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 4:48 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 5:50 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 5:52 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 6:01 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 6:02 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 6:06 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 6:26 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 6:45 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 6:54 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 7:00 am)
Re: [git pull] scheduler fixes, Sven Wegener, (Sun May 11, 7:10 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 7:18 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 7:22 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 7:32 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 7:42 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 7:46 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 7:48 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Sun May 11, 8:19 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Sun May 11, 8:29 am)
Re: [git pull] scheduler fixes, Linus Torvalds, (Sun May 11, 9:47 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Tue May 13, 7:11 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Tue May 13, 7:21 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Tue May 13, 7:42 am)
Re: [git pull] scheduler fixes, Matthew Wilcox, (Tue May 13, 8:28 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Tue May 13, 10:13 am)
Re: [git pull] scheduler fixes, Linus Torvalds, (Tue May 13, 10:22 am)
Re: [git pull] scheduler fixes, Ingo Molnar, (Tue May 13, 2:05 pm)