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From: Miao Xie <miaox@cn.fujitsu.com>
To: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Ingo Molnar <mingo@elte.hu>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: VolanoMark regression with 2.6.27-rc1
Date: Fri, 01 Aug 2008 10:35:11 +0800	[thread overview]
Message-ID: <4892765F.5020401@cn.fujitsu.com> (raw)
In-Reply-To: <1217551154.25608.169.camel@ymzhang>

on 2008-8-1 8:39 Zhang, Yanmin wrote:
[snip]
>> The regression I reported exists on:
>> 1) 8-core+HT(totally 16 logical processor) tulsa: 40% regression with volano, 8% with oltp;
>> 2) 8-core+HT Montvale Itanium: 9% regression with volano; 8% with oltp;
>> 3) 16-core tigerton: %70 with volano, %18 with oltp;
>> 4) 8-core stoakley: %15 with oltp, testing failed with volanoMark.
>>
>> So the issues are popular on different architectures.
> I know kernel needs the features and it might not be a good idea to reject them over and over again.
> I will collect more data on tigerton and try to optimize it.

Could you tell me the exact config options? the same with last time?

as follows:

# CONFIG_CGROUPS is not set
CONFIG_GROUP_SCHED=y
CONFIG_FAIR_GROUP_SCHED=y
# CONFIG_RT_GROUP_SCHED is not set
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set


> -yanmin
> 
> 
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  reply	other threads:[~2008-08-01  2:37 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-31  3:20 VolanoMark regression with 2.6.27-rc1 Zhang, Yanmin
2008-07-31  7:31 ` Zhang, Yanmin
2008-07-31  7:39   ` Peter Zijlstra
2008-07-31  7:49     ` Zhang, Yanmin
2008-08-01  0:39       ` Zhang, Yanmin
2008-08-01  2:35         ` Miao Xie [this message]
2008-08-01  3:08           ` Zhang, Yanmin
2008-08-01  5:14         ` Dhaval Giani
2008-08-04  5:04           ` Zhang, Yanmin
2008-08-04  5:22             ` Dhaval Giani
2008-08-04  5:37               ` Zhang, Yanmin
2008-08-04  5:53                 ` Dhaval Giani
2008-08-04  6:26                   ` Peter Zijlstra
2008-08-04  6:26                   ` Peter Zijlstra
2008-08-04  7:05                     ` Dhaval Giani
2008-08-04  7:12                       ` Peter Zijlstra
2030-08-06  3:26                         ` Zhang, Yanmin
2008-08-08  7:30                           ` Peter Zijlstra
     [not found]                             ` <20080811185008.GA29291@linux.vnet.ibm.com>
     [not found]                               ` <1912726331.25608.235.camel@ymzhang>
     [not found]                                 ` <20080817115035.GA32223@linux.vnet.ibm.com>
     [not found]                                   ` <20080818052155.GA5063@linux.vnet.ibm.com>
2008-08-20  7:24                                     ` Zhang, Yanmin
2008-08-20  7:41                                       ` Peter Zijlstra
2008-08-20 10:51                                         ` Ingo Molnar
2008-08-20 13:32                                           ` Peter Zijlstra
2008-08-20 13:47                                             ` Ingo Molnar
2008-08-21  2:25                                               ` Zhang, Yanmin
2008-08-21  6:16                                                 ` Ingo Molnar
2008-08-21  6:48                                                   ` Zhang, Yanmin
2008-08-29  3:35                                                     ` Zhang, Yanmin
2008-08-29  3:38                                                       ` Zhang, Yanmin
2008-08-20 14:32                                             ` adobriyan
2008-08-20 14:33                                               ` Peter Zijlstra
2008-08-20 15:10                                                 ` Nick Piggin
2008-08-20 15:15                                                   ` Peter Zijlstra
2008-08-20 16:29                                                   ` Ray Lee
2008-08-20 16:51                                                     ` Peter Zijlstra
2008-08-20 17:21                                                     ` Peter Zijlstra
2008-08-20 17:55                                                       ` Nick Piggin
2008-08-20 18:15                                                         ` Ray Lee
2008-08-20 20:30                                                           ` Peter Zijlstra
2008-08-20 20:56                                                             ` Peter Zijlstra
2008-08-21  6:11                                                               ` Nick Piggin
2008-08-21  8:17                                                                 ` Peter Zijlstra
2008-08-21  6:15                                                               ` Ingo Molnar
2008-08-20 20:58                                                             ` Ray Lee
2008-08-20 21:04                                                               ` Peter Zijlstra
2008-08-21  6:12                                                       ` Ingo Molnar
2030-08-13  8:50                             ` Zhang, Yanmin
2008-08-04  6:54                   ` Peter Zijlstra
2008-08-15 15:37                     ` Ingo Molnar
2008-08-01 12:25 ` Hugh Dickins
2008-08-04  0:54   ` Zhang, Yanmin

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